diff options
Diffstat (limited to 'erts')
117 files changed, 5305 insertions, 1174 deletions
diff --git a/erts/Makefile.in b/erts/Makefile.in index e3db37d3fd..47298cccba 100644 --- a/erts/Makefile.in +++ b/erts/Makefile.in @@ -48,6 +48,7 @@ debug opt clean: ( cd $$d && $(MAKE) $@ FLAVOR=$(FLAVOR) ) || exit $$? ; \ fi ; \ done + (cd preloaded/src && $(MAKE) ../ebin/erts.app) # ---------------------------------------------------------------------- # These are "convenience targets", provided as shortcuts for developers @@ -135,6 +136,10 @@ release: ( cd $$d && $(MAKE) $@ ) || exit $$? ; \ fi ; \ done + ( $(MAKE) -f "$(ERL_TOP)/make/otp_released_app.mk" \ + APP_PWD="$(ERL_TOP)/erts" APP_VSN=VSN APP=erts \ + TESTROOT="$(TESTROOT)" update) \ + || exit $$? .PHONY: release_docs release_docs: diff --git a/erts/aclocal.m4 b/erts/aclocal.m4 index c51c26794a..ed492d55ff 100644 --- a/erts/aclocal.m4 +++ b/erts/aclocal.m4 @@ -83,8 +83,10 @@ AC_ARG_VAR(erl_xcomp_ose_LM_POST_LINK, [OSE postlink tool (only used when cross AC_ARG_VAR(erl_xcomp_ose_LM_SET_CONF, [Sets the configuration for an OSE load module (only used when cross compiling for OSE)]) AC_ARG_VAR(erl_xcomp_ose_LM_ELF_SIZE, [Prints the section size information for an OSE load module (only used when cross compiling for OSE)]) AC_ARG_VAR(erl_xcomp_ose_LM_LCF, [OSE load module linker configuration file (only used when cross compiling for OSE)]) -AC_ARG_VAR(erl_xcomp_ose_LM_CONF, [OSE load module default configuration file (only used when cross compiling for OSE)]) -AC_ARG_VAR(erl_xcomp_ose_CONFD, [OSE OSE confd source file]) +AC_ARG_VAR(erl_xcomp_ose_BEAM_LM_CONF, [BEAM OSE load module default configuration file (only used when cross compiling for OSE)]) +AC_ARG_VAR(erl_xcomp_ose_EPMD_LM_CONF, [EPMD OSE load module default configuration file (only used when cross compiling for OSE)]) +AC_ARG_VAR(erl_xcomp_ose_RUN_ERL_LM_CONF, [run_erl_lm OSE load module default configuration file (only used when cross compiling for OSE)]) +AC_ARG_VAR(erl_xcomp_ose_CONFD, [OSE confd source file]) AC_ARG_VAR(erl_xcomp_ose_CRT0_LM, [OSE crt0 lm source file]) ]) @@ -1116,7 +1118,7 @@ case "$THR_LIB_NAME" in [Define if you have the "ose_spi/ose_spi.h" header file.])) ;; esac - if test "x$THR_LIB_NAME" == "xpthread"; then + if test "x$THR_LIB_NAME" = "xpthread"; then case $host_os in openbsd*) # The default stack size is insufficient for our needs @@ -1220,7 +1222,7 @@ case "$THR_LIB_NAME" in dnl dnl Check for functions dnl - if test "x$THR_LIB_NAME" == "xpthread"; then + if test "x$THR_LIB_NAME" = "xpthread"; then AC_CHECK_FUNC(pthread_spin_lock, \ [ethr_have_native_spinlock=yes \ AC_DEFINE(ETHR_HAVE_PTHREAD_SPIN_LOCK, 1, \ diff --git a/erts/configure.in b/erts/configure.in index 074882532f..04303da4f8 100644 --- a/erts/configure.in +++ b/erts/configure.in @@ -2,7 +2,7 @@ dnl Process this file with autoconf to produce a configure script. -*-m4-*- dnl %CopyrightBegin% dnl -dnl Copyright Ericsson AB 1997-2013. All Rights Reserved. +dnl Copyright Ericsson AB 1997-2014. All Rights Reserved. dnl dnl The contents of this file are subject to the Erlang Public License, dnl Version 1.1, (the "License"); you may not use this file except in @@ -144,7 +144,7 @@ AS_HELP_STRING([--enable-dirty-schedulers], [enable dirty scheduler support]), AC_ARG_ENABLE(halfword-emulator, AS_HELP_STRING([--enable-halfword-emulator], - [enable halfword emulator (only for 64bit builds)]), + [enable halfword emulator (only for 64bit builds). Note: Halfword emulator is marked as deprecated and scheduled for removal in future major release.]), [ case "$enableval" in no) enable_halfword_emualtor=no ;; *) enable_halfword_emulator=yes ;; @@ -214,9 +214,6 @@ AC_ARG_ENABLE(native-libs, AS_HELP_STRING([--enable-native-libs], [compile Erlang libraries to native code])) -AC_ARG_ENABLE(tsp, -AS_HELP_STRING([--enable-tsp], [compile tsp app])) - AC_ARG_ENABLE(fp-exceptions, AS_HELP_STRING([--enable-fp-exceptions], [use hardware floating point exceptions (default if hipe enabled)]), @@ -366,6 +363,11 @@ AC_DEFINE_UNQUOTED(ASSUMED_CACHE_LINE_SIZE, $with_assumed_cache_line_size, [Assumed cache-line size (in bytes)]) +AC_ARG_ENABLE(systemd, +AS_HELP_STRING([--enable-systemd], [enable systemd support in epmd]), +[], +[enable_systemd=no]) + dnl Magic test for clearcase. OTP_RELEASE= if test "${ERLANG_COMMERCIAL_BUILD}" != ""; then @@ -456,10 +458,10 @@ AS_HELP_STRING([--enable-static-drivers], [comma seperated list of linked-in dri AC_SUBST(STATIC_DRIVERS) AC_ARG_WITH(ets-write-concurrency-locks, - AS_HELP_STRING([--with-ets-write-concurrency-locks={8,16,32,64,128,256}], - [specify how many locks the write_concurrency option for ets should use.]) - AS_HELP_STRING([--without-ets-write-concurrency-locks], - [use the default number of write_concurrency locks (default)])) +AS_HELP_STRING([--with-ets-write-concurrency-locks={8|16|32|64|128|256}], + [specify how many locks the write_concurrency option for ets should use.]) +AS_HELP_STRING([--without-ets-write-concurrency-locks], + [use the default number of write_concurrency locks (default)])) if test X"$with_ets_write_concurrency_locks" != X""; then AC_DEFINE_UNQUOTED(ERTS_DB_HASH_LOCK_CNT,$with_ets_write_concurrency_locks, @@ -816,6 +818,16 @@ if test "$enable_halfword_emulator" = "yes"; then [Define if building a halfword-heap 64bit emulator]) ENABLE_ALLOC_TYPE_VARS="$ENABLE_ALLOC_TYPE_VARS halfword" AC_MSG_RESULT([yes]) + + test -f "$ERL_TOP/erts/CONF_INFO" || + echo "" > "$ERL_TOP/erts/CONF_INFO" + cat >> $ERL_TOP/erts/CONF_INFO <<EOF + + The HALFWORD emulator has been enabled. + This is a DEPRECATED feature scheduled for removal + in a future major release. + +EOF else AC_MSG_ERROR(no; halfword emulator not supported on this architecture) fi @@ -1151,7 +1163,7 @@ fi AC_SUBST(ERTS_BUILD_SMP_EMU) -AC_CHECK_FUNCS([posix_fadvise]) +AC_CHECK_FUNCS([posix_fadvise closefrom]) AC_CHECK_HEADERS([linux/falloc.h]) dnl * Old glibcs have broken fallocate64(). Make sure not to use it. AC_CACHE_CHECK([whether fallocate() works],i_cv_fallocate_works,[ @@ -1668,6 +1680,30 @@ AC_CHECK_MEMBERS([struct ifreq.ifr_enaddr], [], [], ]) dnl ---------------------------------------------------------------------- +dnl Check the availability of systemd +dnl ---------------------------------------------------------------------- +if test x"$enable_systemd" != x"no"; then + +systemd_daemon_save_LIBS=$LIBS +LIBS= +AC_SEARCH_LIBS(sd_listen_fds,[systemd systemd-daemon], + [have_sd_listen_fds=yes],[have_sd_listen_fds=no],$systemd_daemon_save_LIBS) +AC_CHECK_HEADERS(systemd/sd-daemon.h, + [have_systemd_sd_daemon_h=yes],[have_systemd_sd_daemon_h=no]) + +if test x"$have_sd_listen_fds" = x"yes" && \ + test x"$have_systemd_sd_daemon_h" = x"yes"; then + AC_DEFINE([HAVE_SYSTEMD_DAEMON],[1],[Define if you have systemd daemon]) + SYSTEMD_DAEMON_LIBS=$LIBS +elif test x"$enable_systemd" = x"yes"; then + AC_MSG_FAILURE([--enable-systemd was given, but test for systemd failed]) +fi +LIBS=$systemd_daemon_save_LIBS +fi +AC_SUBST(SYSTEMD_DAEMON_LIBS) + + +dnl ---------------------------------------------------------------------- dnl Check the availability for libdlpi dnl ---------------------------------------------------------------------- AC_CHECK_LIB(dlpi, dlpi_open) @@ -3418,16 +3454,6 @@ dnl (using the --disable, --enable and --with switches). dnl ---------------------------------------------------------------------- # -# Check if we should compile TSP app -# - -TSP_APP= -if test X${enable_tsp} = Xyes; then - TSP_APP=tsp -fi -AC_SUBST(TSP_APP) - -# # Check if we should enable HiPE. # diff --git a/erts/doc/src/erl.xml b/erts/doc/src/erl.xml index 4aa3033f40..f8f4d14436 100644 --- a/erts/doc/src/erl.xml +++ b/erts/doc/src/erl.xml @@ -495,7 +495,7 @@ <c><![CDATA[werl]]></c>, not <c><![CDATA[erl]]></c> (<c><![CDATA[oldshell]]></c>). Note also that <c><![CDATA[Ctrl-Break]]></c> is used instead of <c><![CDATA[Ctrl-C]]></c> on Windows.</p> </item> - <tag><c><![CDATA[+c]]></c></tag> + <tag><marker id="+c"><c><![CDATA[+c]]></c></marker></tag> <item> <p>Disable compensation for sudden changes of system time.</p> <p>Normally, <c><![CDATA[erlang:now/0]]></c> will not immediately reflect @@ -510,6 +510,9 @@ reflect the current system time. Note that timers are based on <c><![CDATA[erlang:now/0]]></c>. If the system time jumps, timers then time out at the wrong time.</p> + <p><em>NOTE</em>: You can check whether the adjustment is enabled or + disabled by calling + <seealso marker="erlang#system_info_tolerant_timeofday">erlang:system_info(tolerant_timeofday)</seealso>.</p> </item> <tag><c><![CDATA[+d]]></c></tag> <item> @@ -536,7 +539,7 @@ <tag><marker id="file_name_encoding"></marker><c><![CDATA[+fnl]]></c></tag> <item> <p>The VM works with file names as if they are encoded using the ISO-latin-1 encoding, disallowing Unicode characters with codepoints beyond 255.</p> - <p>See <seealso marker="stdlib:unicode_usage#unicode_file_names">STDLIB User's Guide</seealso> for more infomation about unicode file names.</p> + <p>See <seealso marker="stdlib:unicode_usage#unicode_file_names">STDLIB User's Guide</seealso> for more infomation about unicode file names. Note that this value also applies to command-line parameters and environment variables (see <seealso marker="stdlib:unicode_usage#unicode_in_environment_and_parameters">STDLIB User's Guide</seealso>).</p> </item> <tag><c><![CDATA[+fnu[{w|i|e}]]]></c></tag> <item> @@ -555,7 +558,7 @@ encountered. <c>w</c> is the default. Note that <c>file:read_link/1</c> will always return an error if the link points to an invalid file name.</p> - <p>See <seealso marker="stdlib:unicode_usage#unicode_file_names">STDLIB User's Guide</seealso> for more infomation about unicode file names.</p> + <p>See <seealso marker="stdlib:unicode_usage#unicode_file_names">STDLIB User's Guide</seealso> for more infomation about unicode file names. Note that this value also applies to command-line parameters and environment variables (see <seealso marker="stdlib:unicode_usage#unicode_in_environment_and_parameters">STDLIB User's Guide</seealso>).</p> </item> <tag><c><![CDATA[+fna[{w|i|e}]]]></c></tag> <item> @@ -572,7 +575,7 @@ settings cause the behavior of <c>+fnl</c> to be selected, then <c>w</c>, <c>i</c>, or <c>e</c> will not have any effect.</p> - <p>See <seealso marker="stdlib:unicode_usage#unicode_file_names">STDLIB User's Guide</seealso> for more infomation about unicode file names.</p> + <p>See <seealso marker="stdlib:unicode_usage#unicode_file_names">STDLIB User's Guide</seealso> for more infomation about unicode file names. Note that this value also applies to command-line parameters and environment variables (see <seealso marker="stdlib:unicode_usage#unicode_in_environment_and_parameters">STDLIB User's Guide</seealso>).</p> </item> <tag><c><![CDATA[+hms Size]]></c></tag> <item> diff --git a/erts/doc/src/erl_driver.xml b/erts/doc/src/erl_driver.xml index 8da1836da7..ad37813ac0 100644 --- a/erts/doc/src/erl_driver.xml +++ b/erts/doc/src/erl_driver.xml @@ -315,10 +315,13 @@ <c>ERL_DRV_EXTENDED_MINOR_VERSION</c> will be incremented when new features are added. The runtime system uses the minor version of the driver to determine what features to use. - The runtime system will refuse to load a driver if the major + The runtime system will normally refuse to load a driver if the major versions differ, or if the major versions are equal and the minor version used by the driver is greater than the one used - by the runtime system.</p> + by the runtime system. Old drivers with lower major versions + will however be allowed after a bump of the major version during + a transition period of two major releases. Such old drivers might + however fail if deprecated features are used.</p> <p>The emulator will refuse to load a driver that does not use the extended driver interface, to allow for 64-bit capable drivers, diff --git a/erts/doc/src/erl_ext_dist.xml b/erts/doc/src/erl_ext_dist.xml index f91ed78122..fa083db4c7 100644 --- a/erts/doc/src/erl_ext_dist.xml +++ b/erts/doc/src/erl_ext_dist.xml @@ -5,7 +5,7 @@ <header> <copyright> <year>2007</year> - <year>2013</year> + <year>2014</year> <holder>Ericsson AB, All Rights Reserved</holder> </copyright> <legalnotice> @@ -573,6 +573,33 @@ </section> <section> + <marker id="MAP_EXT"/> + <title>MAP_EXT</title> + + <table align="left"> + <row> + <cell align="center">1</cell> + <cell align="center">4</cell> + <cell align="center">N</cell> + </row> + <row> + <cell align="center">116</cell> + <cell align="center">Arity</cell> + <cell align="center">Pairs</cell> + </row> + <tcaption></tcaption></table> + <p> + <c>MAP_EXT</c> encodes a map. The <c>Arity</c> field is an unsigned + 4 byte integer in big endian format that determines the number of + key-value pairs in the map. Key and value pairs (<c>Ki => Vi</c>) + are encoded in the <c>Pairs</c> section in the following order: + <c>K1, V1, K2, V2,..., Kn, Vn</c>. + Duplicate keys are <em>not allowed</em> within the same map. + </p> + <p><em>Since: </em>OTP 17.0</p> + </section> + + <section> <marker id="NIL_EXT"/> <title>NIL_EXT</title> diff --git a/erts/doc/src/erl_nif.xml b/erts/doc/src/erl_nif.xml index 8b19725c02..6b1f4cccf8 100644 --- a/erts/doc/src/erl_nif.xml +++ b/erts/doc/src/erl_nif.xml @@ -316,6 +316,32 @@ ok <p>The library initialization callbacks <c>load</c>, <c>reload</c> and <c>upgrade</c> are all thread-safe even for shared state data.</p> </item> + + <tag><marker id="version_management"/>Version Management</tag> + <item><p> + When a NIF library is built, information about NIF API version + is compiled into the library. When a NIF library is loaded the + runtime system verifies that the library is of a compatible version. + <c>erl_nif.h</c> defines <c>ERL_NIF_MAJOR_VERSION</c>, and + <c>ERL_NIF_MINOR_VERSION</c>. <c>ERL_NIF_MAJOR_VERSION</c> will be + incremented when NIF library incompatible changes are made to the + Erlang runtime system. Normally it will suffice to recompile the NIF + library when the <c>ERL_NIF_MAJOR_VERSION</c> has changed, but it + could, under rare circumstances, mean that NIF libraries have to + be slightly modified. If so, this will of course be documented. + <c>ERL_NIF_MINOR_VERSION</c> will be incremented when + new features are added. The runtime system uses the minor version + to determine what features to use. + </p><p> + The runtime system will normally refuse to load a NIF library if + the major versions differ, or if the major versions are equal and + the minor version used by the NIF library is greater than the one + used by the runtime system. Old NIF libraries with lower major + versions will however be allowed after a bump of the major version + during a transition period of two major releases. Such old NIF + libraries might however fail if deprecated features are used. + </p></item> + <tag>Dirty NIFs</tag> <item><p><marker id="dirty_nifs"/><em>Note that the dirty NIF functionality is experimental</em> and that you have to enable support for dirty diff --git a/erts/doc/src/erlang.xml b/erts/doc/src/erlang.xml index aeded7c719..9ad42374bf 100644 --- a/erts/doc/src/erlang.xml +++ b/erts/doc/src/erlang.xml @@ -887,7 +887,7 @@ <fsummary>Print a term on standard output</fsummary> <desc> <p>Prints a text representation of <c><anno>Term</anno></c> on the standard - output.</p> + output. On OSE the term is printed to the ramlog.</p> <warning> <p>This BIF is intended for debugging only.</p> </warning> @@ -1784,6 +1784,15 @@ os_prompt% </pre> </desc> </func> <func> + <name name="is_map" arity="1"/> + <fsummary>Check whether a term is a map</fsummary> + <desc> + <p>Returns <c>true</c> if <c><anno>Term</anno></c> is a map; + otherwise returns <c>false</c>.</p> + <p>Allowed in guard tests.</p> + </desc> + </func> + <func> <name name="is_number" arity="1"/> <fsummary>Check whether a term is a number</fsummary> <desc> @@ -2220,6 +2229,17 @@ os_prompt% </pre> </desc> </func> <func> + <name name="map_size" arity="1"/> + <fsummary>Return the size of a map</fsummary> + <desc> + <p>Returns an integer which is the number of key-value pairs in <c><anno>Map</anno></c>.</p> + <pre> +> <input>map_size(#{a=>1, b=>2, c=>3}).</input> +3</pre> + <p>Allowed in guard tests.</p> + </desc> + </func> + <func> <name name="max" arity="2"/> <fsummary>Return the largest of two term</fsummary> <desc> @@ -4822,6 +4842,8 @@ true</pre> <c><anno>Node</anno></c> does not exist, a useless pid is returned. Otherwise works like <seealso marker="#spawn_opt/4">spawn_opt/4</seealso>.</p> + <note><p>The <c>monitor</c> option is currently not supported by + <c>spawn_opt/5</c>.</p></note> </desc> </func> <func> @@ -6121,8 +6143,8 @@ ok <c>erlang:system_info()</c> argument giving the exact OTP version. This since the exact OTP version in the general case is hard to determine. For more information see - <seealso marker="doc/installation_guide:otp_version">the - documentation of the OTP version in the installation + <seealso marker="doc/system_principles:versions">the + documentation of versions in the system principles guide</seealso>.</p> </item> <tag><marker id="system_info_port_parallelism"><c>port_parallelism</c></marker></tag> @@ -6273,6 +6295,13 @@ ok (<seealso marker="erts:erl_driver#driver_async">driver_async()</seealso>) as an integer.</p> </item> + <tag><marker id="system_info_tolerant_timeofday"><c>tolerant_timeofday</c></marker></tag> + <item> + <p>Returns whether compensation for sudden changes of system + time is <c>enabled</c> or <c>disabled</c>.</p> + <p>See also <seealso marker="erts:erl#+c">+c</seealso> + command line flag.</p> + </item> <tag><c>trace_control_word</c></tag> <item> <p>Returns the value of the node's trace control word. diff --git a/erts/doc/src/escript.xml b/erts/doc/src/escript.xml index d2b09d4515..9159d68f60 100644 --- a/erts/doc/src/escript.xml +++ b/erts/doc/src/escript.xml @@ -4,7 +4,7 @@ <comref> <header> <copyright> - <year>2007</year><year>2013</year> + <year>2007</year><year>2014</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> @@ -92,6 +92,18 @@ $ <input>escript factorial 5</input> </pre> marker="stdlib:epp#encoding">encoding</seealso> it can be located on the second line.</p> + <note><p> + The encoding specified by the above mentioned comment + applies to the script itself. The encoding of the + I/O-server, however, has to be set explicitly like this: +<code>io:setopts([{encoding, unicode}])</code></p> + <p>The default encoding of the I/O-server for <c>standard_io</c> + is <c>latin1</c> + since the script runs in a non-interactive terminal + (see <seealso marker="stdlib:unicode_usage#unicode_options_summary"> + Using Unicode in Erlang</seealso>). + </p></note> + <p>On the third line (or second line depending on the presence of the Emacs directive), it is possible to give arguments to the emulator, such as </p> @@ -141,8 +153,9 @@ halt(1).</pre> -include_lib("kernel/include/file.hrl").</pre> <p>to include the record definitions for the records used by the <c>file:read_link_info/1</c> function. You can also select - encoding here, but if there is a valid encoding comment on - the second line it takes precedence.</p> + encoding by including a encoding comment here, but if there + is a valid encoding comment on the second line it takes + precedence.</p> <p>The script will be checked for syntactic and semantic correctness before being run. If there are warnings (such as @@ -163,7 +176,7 @@ halt(1).</pre> If much of the execution takes place in interpreted code it may be worthwhile to compile it, even though the compilation itself will take a little while. It is also possible to supply - <c>native</c> instead of compile, this will compile the script + <c>native</c> instead of <c>compile</c>, this will compile the script using the native flag, again depending on the characteristics of the escript this could or could not be worth while.</p> @@ -223,8 +236,13 @@ factorial 5 = 120 <v>EmuArgs = string() | 'undefined'</v> <v>Body = {source, SourceCode} | {beam, BeamCode} - | {archive, ZipArchive}</v> - <v>SourceCode = BeamCode = ZipArchive = binary()</v> + | {archive, ZipArchive} + | {archive, ZipFiles, ZipOptions}</v> + <v>SourceCode = BeamCode = file:filename() | binary()</v> + <v>ZipArchive = <seealso marker="stdlib:zip#type-filename">zip:filename()</seealso> | binary()</v> + <v>ZipFiles = [ZipFile]</v> + <v>ZipFile = file:filename() | {file:filename(), binary()} | {file:filename(), binary(), file:file_info()}</v> + <v>ZipOptions = [<seealso marker="stdlib:zip#type-create_option">zip:create_option()</seealso>]</v> </type> <desc> <p>The <marker id="create_2"></marker> <c>create/2</c> @@ -239,7 +257,7 @@ factorial 5 = 120 can either be returned as a binary or written to file.</p> <p>As an example of how the function can be used, we create an - interpreted escript which uses emu_args to set some emulator + interpreted escript which uses <c>emu_args</c> to set some emulator flag. In this case it happens to disable the smp_support. We do also extract the different sections from the newly created script:</p> diff --git a/erts/doc/src/notes.xml b/erts/doc/src/notes.xml index b4ebef72f4..68feaa027a 100644 --- a/erts/doc/src/notes.xml +++ b/erts/doc/src/notes.xml @@ -30,6 +30,738 @@ </header> <p>This document describes the changes made to the ERTS application.</p> +<section><title>Erts 6.0.1</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Fix broken system monitoring of <c>large_heap</c> for + non-smp VM. No message for <c>large_heap</c> was ever + sent on non-smp VM. Bug exist since R16B.</p> + <p> + Own Id: OTP-11852</p> + </item> + <item> + <p> + Fixed type spec of <c>erlang:system_info/1</c>.</p> + <p> + Own Id: OTP-11859 Aux Id: OTP-11615 </p> + </item> + </list> + </section> + +</section> + +<section><title>Erts 6.0</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + The option dupnames did not work as intended in re. When + looking for names with {capture, [Name, ...]}, re:run + returned a random instance of the match for that name, + instead of the leftmost matching instance, which was what + the documentation stated. This is now corrected to adhere + to the documentation. The option {capture,all_names} + along with a re:inspect/2 function is also added to + further help in using named subpatterns.</p> + <p> + Own Id: OTP-11205</p> + </item> + <item> + <p> + Allow loading of NIF library with unicode path name</p> + <p> + Own Id: OTP-11408</p> + </item> + <item> + <p> + Allow loading of driver with unicode path name</p> + <p> + Own Id: OTP-11549</p> + </item> + <item> + <p> + Fixed a bug where starting Erlang without having an open + stdin on fd 0 would sometimes deadlock the emulator when + terminating.</p> + <p> + Own Id: OTP-11558</p> + </item> + <item> + <p> + The option '-names' in epmd now works on Windows (Thanks + to Johannes Weißl)</p> + <p> + Own Id: OTP-11565</p> + </item> + <item> + <p> + Correction of the examples in escript documentation. + (Thanks to Pierre Fenoll).</p> + <p> + Own Id: OTP-11577</p> + </item> + <item> + <p> + Fix bs_get_integer instruction</p> + <p> + The instruction bs_get_integer could unnecessarily + trigger a garbage collection in failure cases which is + unwanted or outright dangerous.</p> + <p> + Ex:</p> + <p> + <<X:Sz,_/bits>> = <<"some + binary">></p> + <p> + Previously, if Sz induced X to a bignum it would reserved + memory size this on the heap via a garbage collection + before checking if the size could actually match.</p> + <p> + It will now check the binary size before triggering a + collection.</p> + <p> + Own Id: OTP-11581</p> + </item> + <item> + <p> + Remove heap space overestimation in <c>binary_to_term</c> + (and remote message reception) for integers in the + intervals [-2147483648,-1] and [256,2147483647] on 64-bit + emulators.</p> + <p> + Own Id: OTP-11585</p> + </item> + <item> + <p> + Add support for detecting the separate tinfo library from + ncurses (Thanks to Dirkjan Ochtman)</p> + <p> + Own Id: OTP-11590</p> + </item> + <item> + <p> + Deprecation warning for system_flag(cpu_topology) has + been extended for removal in OTP 18 (Thanks to Steve + Vinoski for the update)</p> + <p> + Own Id: OTP-11602</p> + </item> + <item> + <p> + Documentation improvement regarding some awkward wording + around the +spp flag. (Thanks to Brian L. Troutwine )</p> + <p> + Own Id: OTP-11607</p> + </item> + <item> + <p> + Fixed bug where sendfile would return the wrong error + code for a remotely closed socket if the socket was in + passive mode. (Thanks to Vincent Siliakus for reporting + the bug.)</p> + <p> + Own Id: OTP-11614</p> + </item> + <item> + <p> + Increase garbage collection tenure rate</p> + <p>The garbage collector tries to maintain the previous + heap block size during a minor gc, i.e. 'need' is not + utilized in determining the size of the new heap, instead + it relies on tenure and garbage to be sufficiently + large.</p> + <p>In instances during intense growing with exclusively + live data on the heap coupled with delayed tenure, + fullsweeps would be triggered directly after a minor gc + to make room for 'need' since the new heap would be + full.</p> + <p>To remedy this, the tenure of terms on the minor heap + will always happen (if it is below the high watermark) + instead of every other minor gc.</p> + <p>Characteristics Impact: Reduced CPU-time spent in + garbage collection but may infer delays in collecting + garbage from the heap. Tweak 'fullsweep_after' options to + increase gc pressure if needed.</p> + <p> + Own Id: OTP-11617</p> + </item> + <item> + <p> + Fix bug when comparing integers with floats larger than + 2^992. The bug could potentially cause memory corruption + on 32-bit emulators.</p> + <p> + Own Id: OTP-11618</p> + </item> + <item> + <p> + Cross-compilation fixes for TileraMDE-3.0.1.125620</p> + <p> + Own Id: OTP-11635</p> + </item> + <item> + <p> + sendfile no longer uses async threads by default</p> + <p> + This has been done because a slow client attack is + possible if the async thread pool is used. The scenario + is:</p> + <p> + Client does a request for a file and then slowly receives + the file one byte at a time. This will eventually fill + the async thread pool with blocking sendfile operations + and thus starving the vm of all file operations.</p> + <p> + If you still want to use the async threads pool for + sendfile an option to enable it has been introduced.</p> + <p> + Thanks to Christopher Faulet for identifying this + vulnerability.</p> + <p> + *** POTENTIAL INCOMPATIBILITY ***</p> + <p> + Own Id: OTP-11639</p> + </item> + <item> + <p> + Do proper rollback of calls to + <c>enif_open_resource_type</c> when load/upgrade + callbacks of NIF library return failure.</p> + <p> + Own Id: OTP-11722</p> + </item> + <item> + <p> + Changed the default configuration when configuring with + <c>$ERL_TOP/configure</c> to be the same as when + configuring with <c>$ERL_TOP/otp_build configure</c>.</p> + <p> + Previously floating point exceptions got enabled by + default on Linux when HiPE was enabled when configuring + with <c>$ERL_TOP/configure</c>, but not when configuring + with <c>$ERL_TOP/otp_build configure</c>. The default is + now in both cases not to use floating point exceptions + since there still exist unresolved issues with floating + point exceptions on Linux.</p> + <p> + For more information see <seealso + marker="doc/installation_guide:INSTALL"><c>$ERL_TOP/HOWTO/INSTALL.md</c></seealso>.</p> + <p> + *** POTENTIAL INCOMPATIBILITY ***</p> + <p> + Own Id: OTP-11723</p> + </item> + <item> + <p> + A comment in erl_db_tree.c no longer differ from the + code. (Thanks to Cobus Carstens)</p> + <p> + Own Id: OTP-11793</p> + </item> + <item> + <p> + Fix epmd debug functionality for VxWorks (Thanks to Jay + True)</p> + <p> + Own Id: OTP-11808</p> + </item> + <item> + <p> + Use closefrom/2 when available in child_setup (Thanks to + Rick Reed and Anthony Ramine)</p> + <p> + Own Id: OTP-11809</p> + </item> + <item> + <p> + Fix dtrace/systemtap bug where the probe arguments would + be concatenated due to faulty length calculation. </p> + <p> + Thanks to Michal Ptaszek and Scott Lystig Fritchie</p> + <p> + Own Id: OTP-11816</p> + </item> + <item> + <p> + It is now better documented that the <c>+fn*</c> flags to + <c>erl</c> also affect how command line parameters and + environment variables are read. (Thanks to Vlad + Dumitrescu)</p> + <p> + Own Id: OTP-11818</p> + </item> + </list> + </section> + + + <section><title>Improvements and New Features</title> + <list> + <item> + <p> + Options to set match_limit and match_limit_recursion are + added to re:run. The option report_errors is also added + to get more information when re:run fails due to limits + or compilation errors.</p> + <p> + Own Id: OTP-10285</p> + </item> + <item> + <p> Dialyzer's <c>unmatched_return</c> warnings have been + corrected. </p> + <p> + Own Id: OTP-10908</p> + </item> + <item> + <p> + A common case is to wrap an argument to + <c>list_to_binary/1</c> in a list to ensure conversion + can happen even though the argument may already be a + binary. Take special care of this case and do not copy + binary.</p> + <p> + Impact: May cause incompatibility since a single binary + is no longer copied. Use <c>binary:copy/1,2</c> instead.</p> + <p> + *** POTENTIAL INCOMPATIBILITY ***</p> + <p> + Own Id: OTP-11082</p> + </item> + <item> + <p> + Make erlang:open_port/2 spawn and spawn_executable handle + unicode.</p> + <p> + Own Id: OTP-11105</p> + </item> + <item> + <p> + Handle unicode (widestring) in erl, erlc, heart, etc on + windows.</p> + <p> + Own Id: OTP-11135</p> + </item> + <item> + <p> + The version of the PCRE library Used by Erlang's re + module is raised to 8.33 from 7.6. This means, among + other things, better Unicode and Unicode Character + Properties support. New options connected to PCRE 8.33 + are also added to the re module (ucd, notempty_atstart, + no_start_optimize). PCRE has extended the regular + expression syntax between 7.6 and 8.33, why this imposes + a potential incompatibility. Only very complicated + regular expressions may be affected, but if you know you + are using obscure features, please test run your regular + expressions and verify that their behavior has not + changed.</p> + <p> + *** POTENTIAL INCOMPATIBILITY ***</p> + <p> + Own Id: OTP-11204</p> + </item> + <item> + <p>Filenames containing UTF-8 encoded characters can now + be handled by erlc.</p> + <p>If you have set the <c>ERLC_EMULATOR</c> environment + variable, note that <c>erlc</c> in OTP 17 will only work + with <c>erl</c> in OTP 17 since the protocol between the + <c>erlc</c> program and the <c>erl_compile</c> module has + changed.</p> + <p> + Own Id: OTP-11248</p> + </item> + <item> + <p> + By giving --enable-static-{nifs,drivers} to configure it + is now possible to statically linking of nifs and drivers + to the main Erlang VM binary. At the moment only the asn1 + and crypto nifs of the Erlang/OTP nifs and drivers have + been prepared to be statically linked. For more details + see the Installation Guide in the System documentation.</p> + <p> + Own Id: OTP-11258</p> + </item> + <item> + <p> + Erlang/OTP has been ported to the realtime operating + system OSE. The port supports both smp and non-smp + emulator. For details around the port and how to started + see the User's Guide in the <seealso + marker="ose:ose_intro">ose</seealso> application. </p> + <p> + Note that not all parts of Erlang/OTP has been ported. </p> + <p> + Notable things that work are: non-smp and smp emulators, + OSE signal interaction, crypto, asn1, run_erl/to_erl, + tcp, epmd, distribution and most if not all non-os + specific functionality of Erlang.</p> + <p> + Notable things that does not work are: udp/sctp, os_mon, + erl_interface, binding of schedulers.</p> + <p> + Own Id: OTP-11334</p> + </item> + <item> + <p> + Add the {active,N} socket option for TCP, UDP, and SCTP, + where N is an integer in the range -32768..32767, to + allow a caller to specify the number of data messages to + be delivered to the controlling process. Once the + socket's delivered message count either reaches 0 or is + explicitly set to 0 with inet:setopts/2 or by including + {active,0} as an option when the socket is created, the + socket transitions to passive ({active, false}) mode and + the socket's controlling process receives a message to + inform it of the transition. TCP sockets receive + {tcp_passive,Socket}, UDP sockets receive + {udp_passive,Socket} and SCTP sockets receive + {sctp_passive,Socket}. </p> + <p> + The socket's delivered message counter defaults to 0, but + it can be set using {active,N} via any gen_tcp, gen_udp, + or gen_sctp function that takes socket options as + arguments, or via inet:setopts/2. New N values are added + to the socket's current counter value, and negative + numbers can be used to reduce the counter value. + Specifying a number that would cause the socket's counter + value to go above 32767 causes an einval error. If a + negative number is specified such that the counter value + would become negative, the socket's counter value is set + to 0 and the socket transitions to passive mode. If the + counter value is already 0 and inet:setopts(Socket, + [{active,0}]) is specified, the counter value remains at + 0 but the appropriate passive mode transition message is + generated for the socket.</p> + <p> + Thanks to Steve Vinoski</p> + <p> + Own Id: OTP-11368</p> + </item> + <item> + <p> + A new optional scheduler utilization balancing mechanism + has been introduced. For more information see the + <seealso marker="erl#+sub"><c>+sub</c></seealso> command + line argument.</p> + <p> + Characteristics impact: None, when not enabled. When + enabled, changed timing in the system, normally a small + overhead due to measuring of utilization and calculating + balancing information. On some systems, such as old + Windows systems, the overhead can be quite substantial. + This time measurement overhead highly depend on the + underlying primitives provided by the OS.</p> + <p> + Own Id: OTP-11385</p> + </item> + <item> + <p> + A call to either the <c>garbage_collect/1</c> BIF or the + <c>check_process_code/2</c> BIF may trigger garbage + collection of another processes than the process calling + the BIF. The previous implementations performed these + kinds of garbage collections without considering the + internal state of the process being garbage collected. In + order to be able to more easily and more efficiently + implement yielding native code, these types of garbage + collections have been rewritten. A garbage collection + like this is now triggered by an asynchronous request + signal, the actual garbage collection is performed by the + process being garbage collected itself, and finalized by + a reply signal to the process issuing the request. Using + this approach processes can disable garbage collection + and yield without having to set up the heap in a state + that can be garbage collected.</p> + <p> + The <seealso + marker="erts:erlang#garbage_collect/2"><c>garbage_collect/2</c></seealso>, + and <seealso + marker="erts:erlang#check_process_code/3"><c>check_process_code/3</c></seealso> + BIFs have been introduced. Both taking an option list as + last argument. Using these, one can issue asynchronous + requests.</p> + <p> + <c>code:purge/1</c> and <c>code:soft_purge/1</c> have + been rewritten to utilize asynchronous + <c>check_process_code</c> requests in order to + parallelize work.</p> + <p> + Characteristics impact: A call to the + <c>garbage_collect/1</c> BIF or the + <c>check_process_code/2</c> BIF will normally take longer + time to complete while the system as a whole wont be as + much negatively effected by the operation as before. A + call to <c>code:purge/1</c> and <c>code:soft_purge/1</c> + may complete faster or slower depending on the state of + the system while the system as a whole wont be as much + negatively effected by the operation as before.</p> + <p> + Own Id: OTP-11388 Aux Id: OTP-11535, OTP-11648 </p> + </item> + <item> + <p> + Cleanup 'Buckets' and 'Time left' fields in crashdump to + ease parsing.</p> + <p> + Own Id: OTP-11419</p> + </item> + <item> + <p> + Add sync option to file:open/2.</p> + <p> + The sync option adds the POSIX O_SYNC flag to the open + system call on platforms that support the flag or its + equivalent, e.g., FILE_FLAG_WRITE_THROUGH on Windows. For + platforms that don't support it, file:open/2 returns + {error, enotsup} if the sync option is passed in. Thank + to Steve Vinoski and Joseph Blomstedt</p> + <p> + Own Id: OTP-11498</p> + </item> + <item> + <p> + erlang:binary_to_term will now cost an appropriate amount + of reductions and will interrupt (yield) for reschedule + if the term is big. This avoids too long schedules when + binary_to_term is used. (Thanks to Svante Karlsson for + the original patch)</p> + <p> + Impact: Programs running binary_to_term on large binaries + will run more smoothly, but rescheduling will impact the + single process performance of the BIF. Single threaded + benchmarks might show degraded performance of the BIF, + while general system behaviour will be improved.</p> + <p> + Own Id: OTP-11535 Aux Id: OTP-11388 </p> + </item> + <item> + <p> + Added high resolution icon for windows. (Thanks to Daniel + Goertz for the inspiration.)</p> + <p> + Own Id: OTP-11560</p> + </item> + <item> + <p> + Migration of memory carriers has been enabled by default + on all ERTS internal memory allocators based on the + <seealso + marker="erts_alloc#alloc_util"><c>alloc_util</c></seealso> + framework except for <c>temp_alloc</c>. That is, <seealso + marker="erts_alloc#M_acul"><c>+M<S>acul + de</c></seealso> is default for these allocators. Note + that this also implies changed allocation strategies for + all of these allocators. They will all now use the + "address order first fit carrier best fit" strategy.</p> + <p> + By passing <c>+Muacul 0</c> on the command line, all + configuration changes made by this change will be + reverted.</p> + <p> + Characteristics impact: Improved memory characteristics + with a smaller memory footprint at the expense of a quite + small performance cost.</p> + <p> + Own Id: OTP-11604 Aux Id: OTP-10279 </p> + </item> + <item> + <p>A clarification has been added to the documentation of + <c>-on_load()</c> in the Reference Manual that it is only + recommended for loading NIF libraries.</p> + <p> + Own Id: OTP-11611</p> + </item> + <item> + <p><c>+fnaw</c> is now default when starting the + emulator; it used to be <c>+fnl</c>.</p> + <p> + *** POTENTIAL INCOMPATIBILITY ***</p> + <p> + Own Id: OTP-11612</p> + </item> + <item> + <p> + EEP43: New data type - Maps</p> + <p> + With Maps you may for instance: <taglist> <item><c>M0 = + #{ a => 1, b => 2}, % create + associations</c></item> <item><c>M1 = M0#{ a := 10 }, % + update values</c></item> <item><c>M2 = M1#{ "hi" => + "hello"}, % add new associations</c></item> <item><c>#{ + "hi" := V1, a := V2, b := V3} = M2. % match keys with + values</c></item> </taglist></p> + <p> + For information on how to use Maps please see the + <seealso marker="doc/reference_manual:maps">Reference + Manual</seealso>.</p> + <p> + The current implementation is without the following + features: <taglist> <item>No variable keys</item> + <item>No single value access</item> <item>No map + comprehensions</item> </taglist></p> + <p> + Note that Maps is <em>experimental</em> during OTP 17.0.</p> + <p> + Own Id: OTP-11616</p> + </item> + <item> + <p> + The previously deprecated driver API function + <c>driver_async_cancel()</c> has been removed. Due to + this, the driver API version has been bumped to 3.0.</p> + <p> + Thanks to Steve Vinoski.</p> + <p> + *** POTENTIAL INCOMPATIBILITY ***</p> + <p> + Own Id: OTP-11628</p> + </item> + <item> + <p> + Experimental "dirty scheduler" functionality has been + introduced. In order to try the functionality out, you + need to pass the command line argument + <c>--enable-dirty-schedulers</c> to <c>configure</c> when + building the system.</p> + <p> + Dirty schedulers can currently only be used by NIFs on a + system with SMP support. More information can be found in + the <seealso + marker="erl_nif#dirty_nifs"><c>erl_nif(3)</c></seealso> + documentation, the <seealso + marker="erl"><c>erl(1)</c></seealso> documentation, and + in the git commit comment of commit + 'c1c03ae4ee50e58b7669ea88ec4d29c6b2b67c7b'.</p> + <p> + Note that the functionality is <em>experimental</em>, and + <em>not supported</em>. This functionality <em>will</em> + be subject to backward incompatible changes. You should + <em>not</em> enable the dirty scheduler functionality on + production systems. It is only provided for testing.</p> + <p> + Thanks to Steve Vinoski.</p> + <p> + Own Id: OTP-11629</p> + </item> + <item> + <p> + Improve reduction cost and yielding of + <c>term_to_binary</c>. The reduction cost is increased + and garbage collection is disabled during yield.</p> + <p> + Impact: Improves system responsiveness when + <c>term_to_binary</c> is called with large terms without + significant degradation of single threaded performance.</p> + <p> + Own Id: OTP-11648 Aux Id: OTP-11388 </p> + </item> + <item> + <p> + By default, the system's version of zlib will be used, + provided its version is 1.2.4 or higher; otherwise the + built-in zlib will be used. The built-in version of zlib + has been bumped to 1.2.8. (Use the + <c>--enable-builtin-zlib</c> option to <c>configure</c> + to force the use of the built-in zlib.)</p> + <p> + Own Id: OTP-11669</p> + </item> + <item> + <p> + The default float encoding in binary_to_term and + external_size has been changed to use minor_mode 1 + instead of 0.</p> + <p> + *** POTENTIAL INCOMPATIBILITY ***</p> + <p> + Own Id: OTP-11738</p> + </item> + <item> + <p> + Introduced the <c>configure</c> option + <c>--with-assumed-cache-line-size=SIZE</c>. For more + information see <seealso + marker="doc/installation_guide:INSTALL"><c>$ERL_TOP/HOWTO/INSTALL.md</c></seealso>.</p> + <p> + Own Id: OTP-11742</p> + </item> + <item> + <p> + Halfword emulator is marked as deprecated. It still works + as before but is planned to be removed in a future major + release.</p> + <p> + Own Id: OTP-11777</p> + </item> + <item> + <p> + The external format for Maps has changed in a way that is + not compatible with the format used in OTP 17.0-rc1 and + OTP 17.0-rc2.</p> + <p> + *** POTENTIAL INCOMPATIBILITY ***</p> + <p> + Own Id: OTP-11782</p> + </item> + <item> + <p> + Fixed faulty make dependency that would make some make + versions fail while building gen_git_version.mk.</p> + <p> + Own Id: OTP-11784</p> + </item> + <item> + <p> + Introduced functionality for allowing old drivers and NIF + libraries to be loaded during a transition period. For + more information see <seealso + marker="erts:erl_driver#version_management">the version + management section in the <c>erl_driver(3)</c> + documentation</seealso> and <seealso + marker="erts:erl_nif#version_management">the version + management section in the <c>erl_nif(3)</c> + documentation</seealso>.</p> + <p> + Own Id: OTP-11799</p> + </item> + <item> + <p> + Support file paths longer than 259 characters on Windows. + Long absolute paths are automatically converted to UNC + format with a <c>\\?\</c> prefix which is the only way to + represent long paths. The 259 character limit still + applies for individual file names, relative paths and the + current working directory.</p> + <p> + Own Id: OTP-11813</p> + </item> + <item> + <p> + Document that escript:create/2 also accepts a 3-elements + tuple containing files and zip:create/3 options to build + a zip file.</p> + <p> + Thanks to Pierre Fenoll</p> + <p> + Own Id: OTP-11827</p> + </item> + <item> + <p> + Add systemd socket activation for epmd.</p> + <p> + Thanks to Matwey V. Kornilov</p> + <p> + Own Id: OTP-11829</p> + </item> + </list> + </section> + +</section> + <section><title>Erts 5.10.4</title> <section><title>Fixed Bugs and Malfunctions</title> diff --git a/erts/doc/src/time_correction.xml b/erts/doc/src/time_correction.xml index d52cc7f3e2..7f7c28fc30 100644 --- a/erts/doc/src/time_correction.xml +++ b/erts/doc/src/time_correction.xml @@ -1,10 +1,10 @@ -<?xml version="1.0" encoding="utf8" ?> +<?xml version="1.0" encoding="utf-8" ?> <!DOCTYPE chapter SYSTEM "chapter.dtd"> <chapter> <header> <copyright> - <year>1999</year><year>2013</year> + <year>1999</year><year>2014</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> diff --git a/erts/emulator/Makefile.in b/erts/emulator/Makefile.in index 523130d01a..7145824f91 100644 --- a/erts/emulator/Makefile.in +++ b/erts/emulator/Makefile.in @@ -378,7 +378,9 @@ LIBS += -l$(ERTS_INTERNAL_LIB)$(TYPEMARKER) endif # erts_internal_r +ifneq ($(TARGET),arm-unknown-linux-androideabi) LIBS += @LIBRT@ +endif LIBS += @LIBCARBON@ @@ -414,13 +416,6 @@ else UNIX_ONLY_BUILDS = endif -ifeq ($(TARGET), win32) -TMPVAR := $(shell LANG=C $(PERL) utils/make_compiler_flags -o $(TTF_DIR)/erl_compile_flags.h -v CONFIG_H "N/A" -v CFLAGS "$(CFLAGS)" -v LDFLAGS "$(LDFLAGS)") -else -# We force this to be run every time this makefile is executed -TMPVAR := $(shell LANG=C $(PERL) utils/make_compiler_flags -o $(TTF_DIR)/erl_compile_flags.h -f CONFIG_H "$(ERL_TOP)/erts/$(TARGET)/config.h" -v CFLAGS "$(CFLAGS)" -v LDFLAGS "$(LDFLAGS)") -endif - .PHONY: all ifdef VOID_EMULATOR all: @@ -499,6 +494,15 @@ release_docs_spec: _create_dirs := $(shell mkdir -p $(CREATE_DIRS)) + +# has to be run after _create_dirs +ifeq ($(TARGET), win32) +TMPVAR := $(shell LANG=C $(PERL) utils/make_compiler_flags -o $(TTF_DIR)/erl_compile_flags.h -v CONFIG_H "N/A" -v CFLAGS "$(CFLAGS)" -v LDFLAGS "$(LDFLAGS)") +else +# We force this to be run every time this makefile is executed +TMPVAR := $(shell LANG=C $(PERL) utils/make_compiler_flags -o $(TTF_DIR)/erl_compile_flags.h -f CONFIG_H "$(ERL_TOP)/erts/$(TARGET)/config.h" -v CFLAGS "$(CFLAGS)" -v LDFLAGS "$(LDFLAGS)") +endif + GENERATE = HIPE_ASM = @@ -1031,11 +1035,10 @@ else ifeq ($(findstring ose,$(TARGET)),ose) $(BINDIR)/$(EMULATOR_EXECUTABLE): $(INIT_OBJS) $(OBJS) $(DEPLIBS) $(LCF) $(call build-ose-load-module, $@, $(INIT_OBJS) $(OBJS), $(STATIC_NIF_LIBS) \ - $(STATIC_DRIVER_LIBS) $(LIBS), $(LMCONF)) + $(STATIC_DRIVER_LIBS) $(LIBS), $(BEAM_LMCONF)) else $(BINDIR)/$(EMULATOR_EXECUTABLE): $(INIT_OBJS) $(OBJS) $(DEPLIBS) - echo $(DEPLIBS) $(ld_verbose)$(PURIFY) $(LD) -o $(BINDIR)/$(EMULATOR_EXECUTABLE) \ $(HIPEBEAMLDFLAGS) $(LDFLAGS) $(DEXPORT) $(INIT_OBJS) $(OBJS) \ $(STATIC_NIF_LIBS) $(STATIC_DRIVER_LIBS) $(LIBS) @@ -1087,7 +1090,9 @@ BEAM_SRC=$(wildcard beam/*.c) DRV_COMMON_SRC=$(wildcard drivers/common/*.c) DRV_OSTYPE_SRC=$(wildcard drivers/$(ERLANG_OSTYPE)/*.c) ALL_SYS_SRC=$(wildcard sys/$(ERLANG_OSTYPE)/*.c) $(wildcard sys/common/*.c) -TARGET_SRC=$(wildcard $(TARGET)/*.c) $(wildcard $(TTF_DIR)/*.c) +# We use $(shell ls) here instead of wildcard as $(wildcard ) resolved at +# loadtime of the makefile and at that time these files are not generated yet. +TARGET_SRC=$(shell ls $(TARGET)/*.c) $(shell ls $(TTF_DIR)/*.c) # I do not want the -MG flag on windows, it does not work properly for a # windows build. diff --git a/erts/emulator/beam/atom.names b/erts/emulator/beam/atom.names index d28e519ae1..5d06a32941 100644 --- a/erts/emulator/beam/atom.names +++ b/erts/emulator/beam/atom.names @@ -116,6 +116,7 @@ atom binary_longest_prefix_trap atom binary_longest_suffix_trap atom binary_match_trap atom binary_matches_trap +atom binary_to_list_continue atom binary_to_term_trap atom block atom blocked @@ -315,6 +316,7 @@ atom line_length atom linked_in_driver atom links atom list +atom list_to_binary_continue atom little atom loaded atom load_cancelled diff --git a/erts/emulator/beam/beam_bp.c b/erts/emulator/beam/beam_bp.c index 49a34ab4ad..4e711c89e0 100644 --- a/erts/emulator/beam/beam_bp.c +++ b/erts/emulator/beam/beam_bp.c @@ -642,7 +642,7 @@ erts_generic_breakpoint(Process* c_p, BeamInstr* I, Eterm* reg) erts_smp_atomic_inc_nob(&bp->count->acount); } - if (bp_flags & ERTS_BPF_TIME_TRACE_ACTIVE) { + if (bp_flags & ERTS_BPF_TIME_TRACE_ACTIVE && erts_is_tracer_proc_valid(c_p)) { Eterm w; erts_trace_time_call(c_p, I, bp->time); w = (BeamInstr) *c_p->cp; @@ -730,7 +730,8 @@ erts_bif_trace(int bif_index, Process* p, Eterm* args, BeamInstr* I) } } if (bp_flags & ERTS_BPF_TIME_TRACE_ACTIVE && - IS_TRACED_FL(p, F_TRACE_CALLS)) { + IS_TRACED_FL(p, F_TRACE_CALLS) && + erts_is_tracer_proc_valid(p)) { BeamInstr *pc = (BeamInstr *)ep->code+3; erts_trace_time_call(p, pc, bp->time); } diff --git a/erts/emulator/beam/beam_emu.c b/erts/emulator/beam/beam_emu.c index 0cec9ea3ec..1026e5f649 100644 --- a/erts/emulator/beam/beam_emu.c +++ b/erts/emulator/beam/beam_emu.c @@ -1301,7 +1301,7 @@ void process_main(void) (Eterm)fptr[1], (Uint)fptr[2], NULL, fun_buf); } else { - erts_snprintf(fun_buf, sizeof(fun_buf), + erts_snprintf(fun_buf, sizeof(DTRACE_CHARBUF_NAME(fun_buf)), "<unknown/%p>", next); } } @@ -3525,7 +3525,7 @@ get_map_elements_fail: erts_post_nif(&env); #ifdef ERTS_DIRTY_SCHEDULERS if (is_non_value(nif_bif_result) && c_p->freason == TRAP) { - Export* ep = (Export*) c_p->psd->data[ERTS_PSD_DIRTY_SCHED_TRAP_EXPORT]; + Export* ep = ERTS_PROC_GET_DIRTY_SCHED_TRAP_EXPORT(c_p); ep->code[0] = I[-3]; ep->code[1] = I[-2]; } diff --git a/erts/emulator/beam/bif.c b/erts/emulator/beam/bif.c index 06a1230ca0..fcbeb6cf5c 100644 --- a/erts/emulator/beam/bif.c +++ b/erts/emulator/beam/bif.c @@ -1886,8 +1886,13 @@ do_send(Process *p, Eterm to, Eterm msg, int suspend, Eterm *refp) { Eterm id = erts_whereis_name_to_id(p, to); rp = erts_proc_lookup(id); - if (rp) + if (rp) { + if (IS_TRACED(p)) + trace_send(p, to, msg); + if (ERTS_PROC_GET_SAVED_CALLS_BUF(p)) + save_calls(p, &exp_send); goto send_message; + } pt = erts_port_lookup(id, (erts_port_synchronous_ops diff --git a/erts/emulator/beam/bif.h b/erts/emulator/beam/bif.h index 51b77a95ed..72c55ccb55 100644 --- a/erts/emulator/beam/bif.h +++ b/erts/emulator/beam/bif.h @@ -124,12 +124,85 @@ do { \ return THE_NON_VALUE; \ } while(0) +#define ERTS_BIF_ERROR_TRAPPED0(Proc, Reason, Bif) \ +do { \ + (Proc)->freason = (Reason); \ + (Proc)->current = (Bif)->code; \ + return THE_NON_VALUE; \ +} while (0) + +#define ERTS_BIF_ERROR_TRAPPED1(Proc, Reason, Bif, A0) \ +do { \ + Eterm* reg = ERTS_PROC_GET_SCHDATA((Proc))->x_reg_array; \ + (Proc)->freason = (Reason); \ + (Proc)->current = (Bif)->code; \ + reg[0] = (Eterm) (A0); \ + return THE_NON_VALUE; \ +} while (0) + +#define ERTS_BIF_ERROR_TRAPPED2(Proc, Reason, Bif, A0, A1) \ +do { \ + Eterm* reg = ERTS_PROC_GET_SCHDATA((Proc))->x_reg_array; \ + (Proc)->freason = (Reason); \ + (Proc)->current = (Bif)->code; \ + reg[0] = (Eterm) (A0); \ + reg[1] = (Eterm) (A1); \ + return THE_NON_VALUE; \ +} while (0) + +#define ERTS_BIF_ERROR_TRAPPED3(Proc, Reason, Bif, A0, A1, A2) \ +do { \ + Eterm* reg = ERTS_PROC_GET_SCHDATA((Proc))->x_reg_array; \ + (Proc)->freason = (Reason); \ + (Proc)->current = (Bif)->code; \ + reg[0] = (Eterm) (A0); \ + reg[1] = (Eterm) (A1); \ + reg[2] = (Eterm) (A2); \ + return THE_NON_VALUE; \ +} while (0) + #define ERTS_BIF_PREP_ERROR(Ret, Proc, Reason) \ do { \ (Proc)->freason = (Reason); \ (Ret) = THE_NON_VALUE; \ } while (0) +#define ERTS_BIF_PREP_ERROR_TRAPPED0(Ret, Proc, Reason, Bif) \ +do { \ + (Proc)->freason = (Reason); \ + (Proc)->current = (Bif)->code; \ + (Ret) = THE_NON_VALUE; \ +} while (0) + +#define ERTS_BIF_PREP_ERROR_TRAPPED1(Ret, Proc, Reason, Bif, A0) \ +do { \ + Eterm* reg = ERTS_PROC_GET_SCHDATA((Proc))->x_reg_array; \ + (Proc)->freason = (Reason); \ + (Proc)->current = (Bif)->code; \ + reg[0] = (Eterm) (A0); \ + (Ret) = THE_NON_VALUE; \ +} while (0) + +#define ERTS_BIF_PREP_ERROR_TRAPPED2(Ret, Proc, Reason, Bif, A0, A1) \ +do { \ + Eterm* reg = ERTS_PROC_GET_SCHDATA((Proc))->x_reg_array; \ + (Proc)->freason = (Reason); \ + (Proc)->current = (Bif)->code; \ + reg[0] = (Eterm) (A0); \ + reg[1] = (Eterm) (A1); \ + (Ret) = THE_NON_VALUE; \ +} while (0) + +#define ERTS_BIF_PREP_ERROR_TRAPPED3(Ret, Proc, Reason, Bif, A0, A1, A2) \ +do { \ + Eterm* reg = ERTS_PROC_GET_SCHDATA((Proc))->x_reg_array; \ + (Proc)->freason = (Reason); \ + (Proc)->current = (Bif)->code; \ + reg[0] = (Eterm) (A0); \ + reg[1] = (Eterm) (A1); \ + reg[2] = (Eterm) (A2); \ + (Ret) = THE_NON_VALUE; \ +} while (0) #define ERTS_BIF_PREP_TRAP0(Ret, Trap, Proc) \ do { \ @@ -392,6 +465,51 @@ erts_bif_prep_await_proc_exit_apply_trap(Process *c_p, Eterm args[], int nargs); +#ifndef HIPE + +#define HIPE_WRAPPER_BIF_DISABLE_GC(BIF_NAME, ARITY) + +#else + +#include "erl_fun.h" +#include "hipe_mode_switch.h" + +/* + * Hipe wrappers used by native code for BIFs that disable GC while trapping. + * Also add usage of the wrapper in ../hipe/hipe_bif_list.m4 + * + * Problem: + * When native code calls a BIF that traps, hipe_mode_switch will push a + * "trap frame" on the Erlang stack in order to find its way back from beam_emu + * back to native caller when finally done. If GC is disabled and stack/heap + * is full there is no place to push the "trap frame". + * + * Solution: + * We reserve space on stack for the "trap frame" here before the BIF is called. + * If the BIF does not trap, the space is reclaimed here before returning. + * If the BIF traps, hipe_push_beam_trap_frame() will detect that a "trap frame" + * already is reserved and use it. + */ + + +#define HIPE_WRAPPER_BIF_DISABLE_GC(BIF_NAME, ARITY) \ +BIF_RETTYPE hipe_wrapper_ ## BIF_NAME ## _ ## ARITY (Process* c_p, \ + Eterm* args); \ +BIF_RETTYPE hipe_wrapper_ ## BIF_NAME ## _ ## ARITY (Process* c_p, \ + Eterm* args) \ +{ \ + BIF_RETTYPE res; \ + hipe_reserve_beam_trap_frame(c_p, args, ARITY); \ + res = BIF_NAME ## _ ## ARITY (c_p, args); \ + if (is_value(res) || c_p->freason != TRAP) { \ + hipe_unreserve_beam_trap_frame(c_p); \ + } \ + return res; \ +} + +#endif + + #include "erl_bif_table.h" #endif diff --git a/erts/emulator/beam/bif.tab b/erts/emulator/beam/bif.tab index 2d888862bf..011e49f1fe 100644 --- a/erts/emulator/beam/bif.tab +++ b/erts/emulator/beam/bif.tab @@ -45,6 +45,7 @@ bif erlang:apply/3 bif erlang:atom_to_list/1 bif erlang:binary_to_list/1 bif erlang:binary_to_list/3 +bif erlang:binary_to_term/1 bif erlang:crc32/1 bif erlang:crc32/2 bif erlang:crc32_combine/3 @@ -151,12 +152,11 @@ bif erts_internal:port_command/3 bif erts_internal:port_control/3 bif erts_internal:port_close/1 bif erts_internal:port_connect/2 -bif erts_internal:binary_to_term/1 -bif erts_internal:binary_to_term/2 bif erts_internal:request_system_task/3 bif erts_internal:check_process_code/2 +bif erts_internal:map_to_tuple_keys/1 # inet_db support bif erlang:port_set_data/2 @@ -480,6 +480,11 @@ bif erlang:call_on_load_function/1 bif erlang:finish_after_on_load/2 # +# New Bifs in R13B04 +# +bif erlang:binary_to_term/2 + +# # The binary match bifs (New in R14A - EEP9) # diff --git a/erts/emulator/beam/binary.c b/erts/emulator/beam/binary.c index c7926f18af..f50d484576 100644 --- a/erts/emulator/beam/binary.c +++ b/erts/emulator/beam/binary.c @@ -31,12 +31,11 @@ #include "erl_binary.h" #include "erl_bits.h" -#ifdef DEBUG -static int list_to_bitstr_buf(Eterm obj, char* buf, Uint len); -#else -static int list_to_bitstr_buf(Eterm obj, char* buf); -#endif -static int bitstr_list_len(Eterm obj, Uint* num_bytes); +static Export binary_to_list_continue_export; +static Export list_to_binary_continue_export; + +static BIF_RETTYPE binary_to_list_continue(BIF_ALIST_1); +static BIF_RETTYPE list_to_binary_continue(BIF_ALIST_1); void erts_init_binary(void) @@ -49,6 +48,15 @@ erts_init_binary(void) "Internal error: Address of orig_bytes[0] of a Binary" " is *not* 8-byte aligned\n"); } + + erts_init_trap_export(&binary_to_list_continue_export, + am_erts_internal, am_binary_to_list_continue, 1, + &binary_to_list_continue); + + erts_init_trap_export(&list_to_binary_continue_export, + am_erts_internal, am_list_to_binary_continue, 1, + &list_to_binary_continue); + } /* @@ -333,6 +341,132 @@ BIF_RETTYPE integer_to_binary_1(BIF_ALIST_1) BIF_RET(res); } +#define ERTS_B2L_BYTES_PER_REDUCTION 256 + +typedef struct { + Eterm res; + Eterm *hp; +#ifdef DEBUG + Eterm *hp_end; +#endif + byte *bytes; + Uint size; + Uint bitoffs; +} ErtsB2LState; + +static void b2l_state_destructor(Binary *mbp) +{ + ASSERT(ERTS_MAGIC_BIN_DESTRUCTOR(mbp) == b2l_state_destructor); +} + +static BIF_RETTYPE +binary_to_list_chunk(Process *c_p, + Eterm mb_eterm, + ErtsB2LState* sp, + int reds_left, + int gc_disabled) +{ + BIF_RETTYPE ret; + int bump_reds; + Uint size; + byte *bytes; + + size = (reds_left + 1)*ERTS_B2L_BYTES_PER_REDUCTION; + if (size > sp->size) + size = sp->size; + bytes = sp->bytes + (sp->size - size); + + bump_reds = (size - 1)/ERTS_B2L_BYTES_PER_REDUCTION + 1; + BUMP_REDS(c_p, bump_reds); + + ASSERT(is_list(sp->res) || is_nil(sp->res)); + + sp->res = erts_bin_bytes_to_list(sp->res, + sp->hp, + bytes, + size, + sp->bitoffs); + sp->size -= size; + sp->hp += 2*size; + + if (sp->size > 0) { + + if (!gc_disabled) + erts_set_gc_state(c_p, 0); + + ASSERT(c_p->flags & F_DISABLE_GC); + ASSERT(is_value(mb_eterm)); + ERTS_BIF_PREP_TRAP1(ret, + &binary_to_list_continue_export, + c_p, + mb_eterm); + } + else { + + ASSERT(sp->hp == sp->hp_end); + ASSERT(sp->size == 0); + + if (!gc_disabled || !erts_set_gc_state(c_p, 1)) + ERTS_BIF_PREP_RET(ret, sp->res); + else + ERTS_BIF_PREP_YIELD_RETURN(ret, c_p, sp->res); + ASSERT(!(c_p->flags & F_DISABLE_GC)); + } + + return ret; +} + +static ERTS_INLINE BIF_RETTYPE +binary_to_list(Process *c_p, Eterm *hp, Eterm tail, byte *bytes, Uint size, Uint bitoffs) +{ + int reds_left = ERTS_BIF_REDS_LEFT(c_p); + if (size < reds_left*ERTS_B2L_BYTES_PER_REDUCTION) { + Eterm res; + BIF_RETTYPE ret; + int bump_reds = (size - 1)/ERTS_B2L_BYTES_PER_REDUCTION + 1; + BUMP_REDS(c_p, bump_reds); + res = erts_bin_bytes_to_list(tail, hp, bytes, size, bitoffs); + ERTS_BIF_PREP_RET(ret, res); + return ret; + } + else { + Binary *mbp = erts_create_magic_binary(sizeof(ErtsB2LState), + b2l_state_destructor); + ErtsB2LState *sp = ERTS_MAGIC_BIN_DATA(mbp); + Eterm mb; + + sp->res = tail; + sp->hp = hp; +#ifdef DEBUG + sp->hp_end = sp->hp + 2*size; +#endif + sp->bytes = bytes; + sp->size = size; + sp->bitoffs = bitoffs; + + hp = HAlloc(c_p, PROC_BIN_SIZE); + mb = erts_mk_magic_binary_term(&hp, &MSO(c_p), mbp); + return binary_to_list_chunk(c_p, mb, sp, reds_left, 0); + } +} + +static BIF_RETTYPE binary_to_list_continue(BIF_ALIST_1) +{ + Binary *mbp = ((ProcBin *) binary_val(BIF_ARG_1))->val; + + ASSERT(ERTS_MAGIC_BIN_DESTRUCTOR(mbp) == b2l_state_destructor); + + ASSERT(BIF_P->flags & F_DISABLE_GC); + + return binary_to_list_chunk(BIF_P, + BIF_ARG_1, + (ErtsB2LState*) ERTS_MAGIC_BIN_DATA(mbp), + ERTS_BIF_REDS_LEFT(BIF_P), + 1); +} + +HIPE_WRAPPER_BIF_DISABLE_GC(binary_to_list, 1) + BIF_RETTYPE binary_to_list_1(BIF_ALIST_1) { Eterm real_bin; @@ -354,14 +488,15 @@ BIF_RETTYPE binary_to_list_1(BIF_ALIST_1) } else { Eterm* hp = HAlloc(BIF_P, 2 * size); byte* bytes = binary_bytes(real_bin)+offset; - - BIF_RET(erts_bin_bytes_to_list(NIL, hp, bytes, size, bitoffs)); + return binary_to_list(BIF_P, hp, NIL, bytes, size, bitoffs); } error: BIF_ERROR(BIF_P, BADARG); } +HIPE_WRAPPER_BIF_DISABLE_GC(binary_to_list, 3) + BIF_RETTYPE binary_to_list_3(BIF_ALIST_3) { byte* bytes; @@ -387,12 +522,13 @@ BIF_RETTYPE binary_to_list_3(BIF_ALIST_3) } i = stop-start+1; hp = HAlloc(BIF_P, 2*i); - BIF_RET(erts_bin_bytes_to_list(NIL, hp, bytes+start-1, i, bitoffs)); - + return binary_to_list(BIF_P, hp, NIL, bytes+start-1, i, bitoffs); error: BIF_ERROR(BIF_P, BADARG); } +HIPE_WRAPPER_BIF_DISABLE_GC(bitstring_to_list, 1) + BIF_RETTYPE bitstring_to_list_1(BIF_ALIST_1) { Eterm real_bin; @@ -431,124 +567,441 @@ BIF_RETTYPE bitstring_to_list_1(BIF_ALIST_1) previous = CONS(hp, make_binary(last), previous); hp += 2; } - BIF_RET(erts_bin_bytes_to_list(previous, hp, bytes, size, bitoffs)); + + return binary_to_list(BIF_P, hp, previous, bytes, size, bitoffs); } /* Turn a possibly deep list of ints (and binaries) into */ /* One large binary object */ -/* - * This bif also exists in the binary module, under the name - * binary:list_to_bin/1, why it's divided into interface and - * implementation. Also the backend for iolist_to_binary_1. - */ +typedef enum { + ERTS_L2B_OK, + ERTS_L2B_YIELD, + ERTS_L2B_TYPE_ERROR, + ERTS_L2B_OVERFLOW_ERROR +} ErtsL2BResult; -BIF_RETTYPE erts_list_to_binary_bif(Process *p, Eterm arg) -{ +#define ERTS_L2B_STATE_INITER(C_P, ARG, BIF, SZFunc, TBufFunc) \ + {ERTS_IOLIST2BUF_STATE_INITER((C_P), (ARG)), \ + (ARG), THE_NON_VALUE, (BIF), (SZFunc), (TBufFunc)} + +#define ERTS_L2B_STATE_MOVE(TO, FROM) \ + sys_memcpy((void *) (TO), (void *) (FROM), sizeof(ErtsL2BState)) + +typedef struct ErtsL2BState_ ErtsL2BState; + +struct ErtsL2BState_ { + ErtsIOList2BufState buf; + Eterm arg; Eterm bin; - Eterm h,t; - ErlDrvSizeT size; - byte* bytes; -#ifdef DEBUG - ErlDrvSizeT offset; -#endif + Export *bif; + int (*iolist_to_buf_size)(ErtsIOListState *); + ErlDrvSizeT (*iolist_to_buf)(ErtsIOList2BufState *); +}; + +static ERTS_INLINE ErtsL2BResult +list_to_binary_engine(ErtsL2BState *sp) +{ + ErlDrvSizeT res; + Process *c_p = sp->buf.iolist.c_p; + + /* + * have_size == 0 while sp->iolist_to_buf_size() + * has not finished the calculation. + */ + + if (!sp->buf.iolist.have_size) { + switch (sp->iolist_to_buf_size(&sp->buf.iolist)) { + case ERTS_IOLIST_YIELD: + return ERTS_L2B_YIELD; + case ERTS_IOLIST_OVERFLOW: + return ERTS_L2B_OVERFLOW_ERROR; + case ERTS_IOLIST_TYPE: + return ERTS_L2B_TYPE_ERROR; + case ERTS_IOLIST_OK: + break; + default: + ASSERT(0); + break; + } + + ASSERT(sp->buf.iolist.have_size); + + /* + * Size calculated... Setup state for + * sp->iolist_to_buf_*() + */ + + sp->bin = new_binary(c_p, + (byte *) NULL, + sp->buf.iolist.size); + + if (sp->buf.iolist.size == 0) + return ERTS_L2B_OK; + + sp->buf.buf = (char *) binary_bytes(sp->bin); + sp->buf.len = sp->buf.iolist.size; + sp->buf.iolist.obj = sp->arg; - if (is_nil(arg)) { - BIF_RET(new_binary(p,(byte*)"",0)); + if (sp->buf.iolist.reds_left <= 0) { + BUMP_ALL_REDS(c_p); + return ERTS_L2B_YIELD; + } } - if (is_not_list(arg)) { - goto error; + + ASSERT(sp->buf.iolist.size != 0); + ASSERT(is_value(sp->bin)); + ASSERT(sp->buf.buf); + + res = sp->iolist_to_buf(&sp->buf); + + if (!ERTS_IOLIST_TO_BUF_FAILED(res)) { + ASSERT(res == 0); + return ERTS_L2B_OK; } - /* check for [binary()] case */ - h = CAR(list_val(arg)); - t = CDR(list_val(arg)); - if (is_binary(h) && is_nil(t) && !( - HEADER_SUB_BIN == *(binary_val(h)) && ( - ((ErlSubBin *)binary_val(h))->bitoffs != 0 || - ((ErlSubBin *)binary_val(h))->bitsize != 0 - ))) { - return h; - } - switch (erts_iolist_size(arg, &size)) { - case ERTS_IOLIST_OVERFLOW: BIF_ERROR(p, SYSTEM_LIMIT); - case ERTS_IOLIST_TYPE: goto error; - default: ; - } - bin = new_binary(p, (byte *)NULL, size); - bytes = binary_bytes(bin); -#ifdef DEBUG - offset = -#endif - erts_iolist_to_buf(arg, (char*) bytes, size); - ASSERT(offset == 0); - BIF_RET(bin); + switch (res) { + case ERTS_IOLIST_TO_BUF_YIELD: + return ERTS_L2B_YIELD; + case ERTS_IOLIST_TO_BUF_OVERFLOW: + return ERTS_L2B_OVERFLOW_ERROR; + case ERTS_IOLIST_TO_BUF_TYPE_ERROR: + return ERTS_L2B_TYPE_ERROR; + default: + ERTS_INTERNAL_ERROR("Invalid return value from iolist_to_buf_yielding()"); + return ERTS_L2B_TYPE_ERROR; + } +} + +static void +l2b_state_destructor(Binary *mbp) +{ + ErtsL2BState *sp = ERTS_MAGIC_BIN_DATA(mbp); + ASSERT(ERTS_MAGIC_BIN_DESTRUCTOR(mbp) == l2b_state_destructor); + DESTROY_SAVED_ESTACK(&sp->buf.iolist.estack); +} + +static ERTS_INLINE Eterm +l2b_final_touch(Process *c_p, ErtsL2BState *sp) +{ + Eterm *hp; + ErlSubBin* sbin; + if (sp->buf.offset == 0) + return sp->bin; + + hp = HAlloc(c_p, ERL_SUB_BIN_SIZE); + ASSERT(sp->buf.offset > 0); + sbin = (ErlSubBin *) hp; + sbin->thing_word = HEADER_SUB_BIN; + sbin->size = sp->buf.iolist.size-1; + sbin->offs = 0; + sbin->orig = sp->bin; + sbin->bitoffs = 0; + sbin->bitsize = sp->buf.offset; + sbin->is_writable = 0; + return make_binary(sbin); +} + +static BIF_RETTYPE +list_to_binary_chunk(Eterm mb_eterm, + ErtsL2BState* sp, + int reds_left, + int gc_disabled) +{ + Eterm err = BADARG; + BIF_RETTYPE ret; + Process *c_p = sp->buf.iolist.c_p; + + sp->buf.iolist.reds_left = reds_left; - error: - BIF_ERROR(p, BADARG); + switch (list_to_binary_engine(sp)) { + + case ERTS_L2B_OK: { + Eterm result = l2b_final_touch(c_p, sp); + if (!gc_disabled || !erts_set_gc_state(c_p, 1)) + ERTS_BIF_PREP_RET(ret, result); + else + ERTS_BIF_PREP_YIELD_RETURN(ret, c_p, result); + ASSERT(!(c_p->flags & F_DISABLE_GC)); + break; + } + case ERTS_L2B_YIELD: + if (!gc_disabled) { + /* first yield... */ + Eterm *hp; + Binary *mbp = erts_create_magic_binary(sizeof(ErtsL2BState), + l2b_state_destructor); + ErtsL2BState *new_sp = ERTS_MAGIC_BIN_DATA(mbp); + + ERTS_L2B_STATE_MOVE(new_sp, sp); + sp = new_sp; + + hp = HAlloc(c_p, PROC_BIN_SIZE); + mb_eterm = erts_mk_magic_binary_term(&hp, &MSO(c_p), mbp); + + ASSERT(is_value(mb_eterm)); + + erts_set_gc_state(c_p, 0); + } + + ASSERT(c_p->flags & F_DISABLE_GC); + + ERTS_BIF_PREP_TRAP1(ret, + &list_to_binary_continue_export, + c_p, + mb_eterm); + break; + + case ERTS_L2B_OVERFLOW_ERROR: + err = SYSTEM_LIMIT; + /* fall through */ + + case ERTS_L2B_TYPE_ERROR: + if (!gc_disabled) + ERTS_BIF_PREP_ERROR(ret, c_p, err); + else { + if (erts_set_gc_state(c_p, 1)) + ERTS_VBUMP_ALL_REDS(c_p); + + ERTS_BIF_PREP_ERROR_TRAPPED1(ret, + c_p, + err, + sp->bif, + sp->arg); + } + + ASSERT(!(c_p->flags & F_DISABLE_GC)); + break; + + default: + ERTS_INTERNAL_ERROR("Invalid return value from list_to_binary_engine()"); + ERTS_BIF_PREP_ERROR(ret,c_p, EXC_INTERNAL_ERROR); + break; + } + return ret; } +static BIF_RETTYPE list_to_binary_continue(BIF_ALIST_1) +{ + Binary *mbp = ((ProcBin *) binary_val(BIF_ARG_1))->val; + ASSERT(ERTS_MAGIC_BIN_DESTRUCTOR(mbp) == l2b_state_destructor); + + ASSERT(BIF_P->flags & F_DISABLE_GC); + + return list_to_binary_chunk(BIF_ARG_1, + ERTS_MAGIC_BIN_DATA(mbp), + ERTS_BIF_REDS_LEFT(BIF_P), + 1); +} + +BIF_RETTYPE erts_list_to_binary_bif(Process *c_p, Eterm arg, Export *bif) +{ + BIF_RETTYPE ret; + + if (is_nil(arg)) + ERTS_BIF_PREP_RET(ret, new_binary(c_p, (byte *) "", 0)); + else if (is_not_list(arg)) + ERTS_BIF_PREP_ERROR(ret, c_p, BADARG); + else { + /* check for [binary()] case */ + Eterm h = CAR(list_val(arg)); + Eterm t = CDR(list_val(arg)); + if (is_binary(h) + && is_nil(t) + && !(HEADER_SUB_BIN == *(binary_val(h)) + && (((ErlSubBin *)binary_val(h))->bitoffs != 0 + || ((ErlSubBin *)binary_val(h))->bitsize != 0))) { + ERTS_BIF_PREP_RET(ret, h); + } + else { + ErtsL2BState state = ERTS_L2B_STATE_INITER(c_p, + arg, + bif, + erts_iolist_size_yielding, + erts_iolist_to_buf_yielding); + int orig_reds_left = ERTS_BIF_REDS_LEFT(c_p); + + /* + * First try to do it all at once without having to use + * yielding iolist_to_buf(). + */ + state.buf.iolist.reds_left = orig_reds_left; + switch (erts_iolist_size_yielding(&state.buf.iolist)) { + case ERTS_IOLIST_OK: { + ErlDrvSizeT size = state.buf.iolist.size; + Eterm bin; + char *buf; + + if (size == 0) { + ERTS_BIF_PREP_RET(ret, new_binary(c_p, (byte *) NULL, 0)); + break; /* done */ + } + + bin = new_binary(c_p, (byte *) NULL, size); + buf = (char *) binary_bytes(bin); + + if (size < ERTS_IOLIST_TO_BUF_BYTES_PER_RED*CONTEXT_REDS) { + /* An (over) estimation of reductions needed */ + int reds_left = state.buf.iolist.reds_left; + int to_buf_reds = orig_reds_left - reds_left; + to_buf_reds += size/ERTS_IOLIST_TO_BUF_BYTES_PER_RED; + if (to_buf_reds <= reds_left) { + ErlDrvSizeT res; + + res = erts_iolist_to_buf(arg, buf, size); + if (res == 0) { + BUMP_REDS(c_p, to_buf_reds); + ERTS_BIF_PREP_RET(ret, bin); + break; /* done */ + } + if (!ERTS_IOLIST_TO_BUF_FAILED(res)) + ERTS_INTERNAL_ERROR("iolist_size/iolist_to_buf missmatch"); + if (res == ERTS_IOLIST_TO_BUF_OVERFLOW) + goto overflow; + goto type_error; + } + } + /* + * Since size has been computed list_to_binary_chunk() expects + * state prepared for iolist_to_buf. + */ + state.bin = bin; + state.buf.buf = buf; + state.buf.len = size; + state.buf.iolist.obj = arg; + /* Fall through... */ + } + case ERTS_IOLIST_YIELD: + ret = list_to_binary_chunk(THE_NON_VALUE, + &state, + state.buf.iolist.reds_left, + 0); + break; + case ERTS_IOLIST_OVERFLOW: + overflow: + ERTS_BIF_PREP_ERROR(ret, c_p, SYSTEM_LIMIT); + break; + case ERTS_IOLIST_TYPE: + type_error: + default: + ERTS_BIF_PREP_ERROR(ret, c_p, BADARG); + break; + } + } + } + return ret; +} + +HIPE_WRAPPER_BIF_DISABLE_GC(list_to_binary, 1) + BIF_RETTYPE list_to_binary_1(BIF_ALIST_1) { - return erts_list_to_binary_bif(BIF_P, BIF_ARG_1); + return erts_list_to_binary_bif(BIF_P, BIF_ARG_1, bif_export[BIF_list_to_binary_1]); } -/* Turn a possibly deep list of ints (and binaries) into */ -/* One large binary object */ +HIPE_WRAPPER_BIF_DISABLE_GC(iolist_to_binary, 1) BIF_RETTYPE iolist_to_binary_1(BIF_ALIST_1) { if (is_binary(BIF_ARG_1)) { BIF_RET(BIF_ARG_1); } - return erts_list_to_binary_bif(BIF_P, BIF_ARG_1); + return erts_list_to_binary_bif(BIF_P, BIF_ARG_1, bif_export[BIF_iolist_to_binary_1]); } +static int bitstr_list_len(ErtsIOListState *); +static ErlDrvSizeT list_to_bitstr_buf_yielding(ErtsIOList2BufState *); +static ErlDrvSizeT list_to_bitstr_buf_not_yielding(ErtsIOList2BufState *); + +HIPE_WRAPPER_BIF_DISABLE_GC(list_to_bitstring, 1) + BIF_RETTYPE list_to_bitstring_1(BIF_ALIST_1) { - Eterm bin; - Uint sz; - int offset; - byte* bytes; - ErlSubBin* sb1; - Eterm* hp; - - if (is_nil(BIF_ARG_1)) { - BIF_RET(new_binary(BIF_P,(byte*)"",0)); - } - if (is_not_list(BIF_ARG_1)) { - error: - BIF_ERROR(BIF_P, BADARG); - } - switch (bitstr_list_len(BIF_ARG_1, &sz)) { - case ERTS_IOLIST_TYPE: - goto error; - case ERTS_IOLIST_OVERFLOW: - BIF_ERROR(BIF_P, SYSTEM_LIMIT); - } - bin = new_binary(BIF_P, (byte *)NULL, sz); - bytes = binary_bytes(bin); -#ifdef DEBUG - offset = list_to_bitstr_buf(BIF_ARG_1, (char*) bytes, sz); -#else - offset = list_to_bitstr_buf(BIF_ARG_1, (char*) bytes); -#endif - ASSERT(offset >= 0); - if (offset > 0) { - hp = HAlloc(BIF_P, ERL_SUB_BIN_SIZE); - sb1 = (ErlSubBin *) hp; - sb1->thing_word = HEADER_SUB_BIN; - sb1->size = sz-1; - sb1->offs = 0; - sb1->orig = bin; - sb1->bitoffs = 0; - sb1->bitsize = offset; - sb1->is_writable = 0; - bin = make_binary(sb1); + BIF_RETTYPE ret; + + if (is_nil(BIF_ARG_1)) + ERTS_BIF_PREP_RET(ret, new_binary(BIF_P, (byte *) "", 0)); + else if (is_not_list(BIF_ARG_1)) + ERTS_BIF_PREP_ERROR(ret, BIF_P, BADARG); + else { + /* check for [bitstring()] case */ + Eterm h = CAR(list_val(BIF_ARG_1)); + Eterm t = CDR(list_val(BIF_ARG_1)); + if (is_binary(h) && is_nil(t)) { + ERTS_BIF_PREP_RET(ret, h); + } + else { + ErtsL2BState state = ERTS_L2B_STATE_INITER(BIF_P, + BIF_ARG_1, + bif_export[BIF_list_to_bitstring_1], + bitstr_list_len, + list_to_bitstr_buf_yielding); + int orig_reds_left = ERTS_BIF_REDS_LEFT(BIF_P); + + /* + * First try to do it all at once without having to use + * yielding list_to_bitstr_buf(). + */ + state.buf.iolist.reds_left = orig_reds_left; + switch (bitstr_list_len(&state.buf.iolist)) { + case ERTS_IOLIST_OK: { + ErlDrvSizeT size = state.buf.iolist.size; + + state.bin = new_binary(BIF_P, (byte *) NULL, size); + state.buf.buf = (char *) binary_bytes(state.bin); + state.buf.len = size; + state.buf.iolist.obj = BIF_ARG_1; + + if (size < ERTS_IOLIST_TO_BUF_BYTES_PER_RED*CONTEXT_REDS) { + /* An (over) estimation of reductions needed */ + int reds_left = state.buf.iolist.reds_left; + int to_buf_reds = orig_reds_left - reds_left; + to_buf_reds += size/ERTS_IOLIST_TO_BUF_BYTES_PER_RED; + if (to_buf_reds <= reds_left) { + ErlDrvSizeT res; + + res = list_to_bitstr_buf_not_yielding(&state.buf); + if (res == 0) { + Eterm res_bin = l2b_final_touch(BIF_P, &state); + BUMP_REDS(BIF_P, to_buf_reds); + ERTS_BIF_PREP_RET(ret, res_bin); + break; /* done */ + } + if (!ERTS_IOLIST_TO_BUF_FAILED(res)) + ERTS_INTERNAL_ERROR("iolist_size/iolist_to_buf missmatch"); + if (res == ERTS_IOLIST_TO_BUF_OVERFLOW) + goto overflow; + goto type_error; + } + } + /* + * Since size has been computed list_to_binary_chunk() expects + * the state prepared for list_to_bitstr_buf. + */ + + /* Fall through... */ + } + case ERTS_IOLIST_YIELD: + ret = list_to_binary_chunk(THE_NON_VALUE, + &state, + state.buf.iolist.reds_left, + 0); + break; + case ERTS_IOLIST_OVERFLOW: + overflow: + ERTS_BIF_PREP_ERROR(ret, BIF_P, SYSTEM_LIMIT); + break; + case ERTS_IOLIST_TYPE: + type_error: + default: + ERTS_BIF_PREP_ERROR(ret, BIF_P, BADARG); + break; + } + } } - - BIF_RET(bin); + + return ret; } BIF_RETTYPE split_binary_2(BIF_ALIST_2) @@ -605,123 +1058,353 @@ BIF_RETTYPE split_binary_2(BIF_ALIST_2) * Local functions. */ +static int +list_to_bitstr_buf_bcopy(ErtsIOList2BufState *state, Eterm obj, int *yield_countp); + /* * The input list is assumed to be type-correct and the buffer is * assumed to be of sufficient size. Those assumptions are verified in * the DEBUG-built emulator. */ -static int +static ErlDrvSizeT +list_to_bitstr_buf(int yield_support, ErtsIOList2BufState *state) +{ + +#undef LIST_TO_BITSTR_BUF_BCOPY_DBG +#undef LIST_TO_BITSTR_BUF_BCOPY #ifdef DEBUG -list_to_bitstr_buf(Eterm obj, char* buf, Uint len) +#define LIST_TO_BITSTR_BUF_BCOPY_DBG \ + len -= size + (offset>7); #else -list_to_bitstr_buf(Eterm obj, char* buf) +#define LIST_TO_BITSTR_BUF_BCOPY_DBG #endif -{ - Eterm* objp; - int offset = 0; +#define LIST_TO_BITSTR_BUF_BCOPY(CONSP) \ + do { \ + byte* bptr; \ + Uint bitsize; \ + Uint bitoffs; \ + Uint num_bits; \ + size_t size = binary_size(obj); \ + if (yield_support) { \ + size_t max_size = ERTS_IOLIST_TO_BUF_BYTES_PER_YIELD_COUNT; \ + if (yield_count > 0) \ + max_size *= yield_count+1; \ + if (size > max_size) { \ + state->objp = CONSP; \ + goto L_bcopy_yield; \ + } \ + if (size >= ERTS_IOLIST_TO_BUF_BYTES_PER_YIELD_COUNT) { \ + int cost = (int) size; \ + cost /= ERTS_IOLIST_TO_BUF_BYTES_PER_YIELD_COUNT; \ + yield_count -= cost; \ + } \ + } \ + ASSERT(size <= len); \ + ERTS_GET_BINARY_BYTES(obj, bptr, bitoffs, bitsize); \ + num_bits = 8*size+bitsize; \ + copy_binary_to_buffer(buf, offset, bptr, bitoffs, num_bits); \ + offset += bitsize; \ + buf += size + (offset>7); \ + LIST_TO_BITSTR_BUF_BCOPY_DBG; \ + offset = offset & 7; \ + } while(0) + +#ifdef DEBUG + ErlDrvSizeT len; +#endif + Eterm obj; + char *buf; + Eterm *objp = NULL; + int offset; + int init_yield_count = 0, yield_count; DECLARE_ESTACK(s); - goto L_again; - - while (!ESTACK_ISEMPTY(s)) { - obj = ESTACK_POP(s); - L_again: - if (is_list(obj)) { - L_iter_list: - objp = list_val(obj); - obj = CAR(objp); - if (is_byte(obj)) { - ASSERT(len > 0); - if (offset == 0) { - *buf++ = unsigned_val(obj); - } else { - *buf = (char)((unsigned_val(obj) >> offset) | - ((*buf >> (8-offset)) << (8-offset))); - buf++; - *buf = (unsigned_val(obj) << (8-offset)); - } + + obj = state->iolist.obj; + buf = state->buf; + offset = state->offset; #ifdef DEBUG - len--; + len = state->len; #endif - } else if (is_binary(obj)) { - byte* bptr; - size_t size = binary_size(obj); - Uint bitsize; - Uint bitoffs; - Uint num_bits; - - ASSERT(size <= len); - ERTS_GET_BINARY_BYTES(obj, bptr, bitoffs, bitsize); - num_bits = 8*size+bitsize; - copy_binary_to_buffer(buf, offset, bptr, bitoffs, num_bits); - offset += bitsize; - buf += size + (offset>7); + + if (!yield_support) { + yield_count = init_yield_count = 0; /* Shut up faulty warning... >:-( */ + goto L_again; + } + else { + + if (state->iolist.reds_left <= 0) + return ERTS_IOLIST_TO_BUF_YIELD; + + ESTACK_CHANGE_ALLOCATOR(s, ERTS_ALC_T_SAVED_ESTACK); + init_yield_count = (ERTS_IOLIST_TO_BUF_YIELD_COUNT_PER_RED + * state->iolist.reds_left); + yield_count = init_yield_count; + + if (!state->iolist.estack.start) + goto L_again; + else { + int chk_stack; + /* Restart; restore state... */ + ESTACK_RESTORE(s, &state->iolist.estack); + + if (!state->bcopy.bptr) + chk_stack = 0; + else { + chk_stack = 1; + if (list_to_bitstr_buf_bcopy(state, THE_NON_VALUE, &yield_count)) { + /* Yield again... */ + BUMP_ALL_REDS(state->iolist.c_p); + state->iolist.reds_left = 0; + ESTACK_SAVE(s, &state->iolist.estack); + return ERTS_IOLIST_TO_BUF_YIELD; + } + buf = state->buf; + offset = state->offset; #ifdef DEBUG - len -= size + (offset>7); + len = state->len; #endif - offset = offset & 7; - } else if (is_list(obj)) { - ESTACK_PUSH(s, CDR(objp)); - goto L_iter_list; /* on head */ - } else { - ASSERT(is_nil(obj)); } - obj = CDR(objp); - if (is_list(obj)) { - goto L_iter_list; /* on tail */ - } else if (is_binary(obj)) { - byte* bptr; - size_t size = binary_size(obj); - Uint bitsize; - Uint bitoffs; - Uint num_bits; - - ASSERT(size <= len); - ERTS_GET_BINARY_BYTES(obj, bptr, bitoffs, bitsize); - num_bits = 8*size+bitsize; - copy_binary_to_buffer(buf, offset, bptr, bitoffs, num_bits); - offset += bitsize; - buf += size+(offset>7); + objp = state->objp; + state->objp = NULL; + + if (objp) + goto L_tail; + if (!chk_stack) + goto L_again; + /* check stack */ + } + } + + while (!ESTACK_ISEMPTY(s)) { + obj = ESTACK_POP(s); + L_again: + if (is_list(obj)) { + while (1) { /* Tail loop */ + while (1) { /* Head loop */ + if (yield_support && --yield_count <= 0) + goto L_yield; + objp = list_val(obj); + obj = CAR(objp); + if (is_byte(obj)) { + ASSERT(len > 0); + if (offset == 0) { + *buf++ = unsigned_val(obj); + } else { + *buf = (char)((unsigned_val(obj) >> offset) | + ((*buf >> (8-offset)) << (8-offset))); + buf++; + *buf = (unsigned_val(obj) << (8-offset)); + } #ifdef DEBUG - len -= size+(offset>7); + len--; #endif - offset = offset & 7; - } else { - ASSERT(is_nil(obj)); + } else if (is_binary(obj)) { + LIST_TO_BITSTR_BUF_BCOPY(objp); + } else if (is_list(obj)) { + ESTACK_PUSH(s, CDR(objp)); + continue; /* Head loop */ + } else { + ASSERT(is_nil(obj)); + } + break; + } + + L_tail: + + obj = CDR(objp); + if (is_list(obj)) { + continue; /* Tail loop */ + } else if (is_binary(obj)) { + LIST_TO_BITSTR_BUF_BCOPY(NULL); + } else { + ASSERT(is_nil(obj)); + } + break; } } else if (is_binary(obj)) { - byte* bptr; - size_t size = binary_size(obj); - Uint bitsize; - Uint bitoffs; - Uint num_bits; - - ASSERT(size <= len); - ERTS_GET_BINARY_BYTES(obj, bptr, bitoffs, bitsize); - num_bits = 8*size+bitsize; - copy_binary_to_buffer(buf, offset, bptr, bitoffs, num_bits); - offset += bitsize; - buf += size + (offset>7); -#ifdef DEBUG - len -= size + (offset>7); -#endif - offset = offset & 7; + LIST_TO_BITSTR_BUF_BCOPY(NULL); } else { + if (yield_support && --yield_count <= 0) + goto L_yield; ASSERT(is_nil(obj)); } } DESTROY_ESTACK(s); - return offset; + + if (yield_support) { + int reds; + CLEAR_SAVED_ESTACK(&state->iolist.estack); + reds = ((init_yield_count - yield_count - 1) + / ERTS_IOLIST_TO_BUF_YIELD_COUNT_PER_RED) + 1; + BUMP_REDS(state->iolist.c_p, reds); + state->iolist.reds_left -= reds; + if (state->iolist.reds_left < 0) + state->iolist.reds_left = 0; + } + state->buf = buf; + state->offset = offset; + return 0; + +L_bcopy_yield: + + state->buf = buf; + state->offset = offset; +#ifdef DEBUG + state->len = len; +#endif + + if (list_to_bitstr_buf_bcopy(state, obj, &yield_count) == 0) + ERTS_INTERNAL_ERROR("Missing yield"); + + BUMP_ALL_REDS(state->iolist.c_p); + state->iolist.reds_left = 0; + ESTACK_SAVE(s, &state->iolist.estack); + return ERTS_IOLIST_TO_BUF_YIELD; + +L_yield: + + BUMP_ALL_REDS(state->iolist.c_p); + state->iolist.reds_left = 0; + state->iolist.obj = obj; + state->buf = buf; + state->offset = offset; + ESTACK_SAVE(s, &state->iolist.estack); +#ifdef DEBUG + state->len = len; +#endif + return ERTS_IOLIST_TO_BUF_YIELD; + + +#undef LIST_TO_BITSTR_BUF_BCOPY_DBG +#undef LIST_TO_BITSTR_BUF_BCOPY + +} + +static ErlDrvSizeT +list_to_bitstr_buf_yielding(ErtsIOList2BufState *state) +{ + return list_to_bitstr_buf(1, state); +} + +static ErlDrvSizeT +list_to_bitstr_buf_not_yielding(ErtsIOList2BufState *state) +{ + return list_to_bitstr_buf(0, state); } static int -bitstr_list_len(Eterm obj, Uint* num_bytes) +list_to_bitstr_buf_bcopy(ErtsIOList2BufState *state, Eterm obj, int *yield_countp) +{ + int res; + char *buf = state->buf; + char *next_buf; + int offset = state->offset; + int next_offset; +#ifdef DEBUG + ErlDrvSizeT len = state->len; + ErlDrvSizeT next_len; +#endif + byte* bptr; + size_t size; + size_t max_size; + Uint bitoffs; + Uint num_bits; + Uint bitsize; + int yield_count = *yield_countp; + + if (state->bcopy.bptr) { + bptr = state->bcopy.bptr; + size = state->bcopy.size; + bitoffs = state->bcopy.bitoffs; + bitsize = state->bcopy.bitsize; + state->bcopy.bptr = NULL; + } + else { + + ASSERT(is_binary(obj)); + + size = binary_size(obj); + + ASSERT(size <= len); + + ERTS_GET_BINARY_BYTES(obj, bptr, bitoffs, bitsize); + } + + max_size = (size_t) ERTS_IOLIST_TO_BUF_BYTES_PER_YIELD_COUNT; + if (yield_count > 0) + max_size *= (size_t) (yield_count+1); + + if (size <= max_size) { + if (size >= ERTS_IOLIST_TO_BUF_BYTES_PER_YIELD_COUNT) { + int cost = (int) size; + cost /= ERTS_IOLIST_TO_BUF_BYTES_PER_YIELD_COUNT; + yield_count -= cost; + } + next_offset = offset + bitsize; + next_buf = buf + size+(next_offset>7); +#ifdef DEBUG + next_len = len - size+(next_offset>7); +#endif + next_offset &= 7; + num_bits = 8*size+bitsize; + res = 0; + } + else { + ASSERT(0 < max_size && max_size < size); + yield_count = 0; + state->bcopy.bptr = bptr + max_size; + state->bcopy.bitoffs = bitoffs; + state->bcopy.bitsize = bitsize; + state->bcopy.size = size - max_size; + next_buf = buf + max_size; +#ifdef DEBUG + next_len = len - max_size; +#endif + next_offset = offset; + num_bits = 8*max_size; + size = max_size; + res = 1; + } + + copy_binary_to_buffer(buf, offset, bptr, bitoffs, num_bits); + + state->offset = next_offset; + state->buf = next_buf; +#ifdef DEBUG + state->len = next_len; +#endif + *yield_countp = yield_count; + + return res; +} + +static int +bitstr_list_len(ErtsIOListState *state) { Eterm* objp; - Uint len = 0; - Uint offs = 0; + Eterm obj; + Uint len, offs; + int res, init_yield_count, yield_count; DECLARE_ESTACK(s); + + if (state->reds_left <= 0) + return ERTS_IOLIST_YIELD; + + len = (Uint) state->size; + offs = state->offs; + obj = state->obj; + + ESTACK_CHANGE_ALLOCATOR(s, ERTS_ALC_T_SAVED_ESTACK); + init_yield_count = ERTS_IOLIST_SIZE_YIELDS_COUNT_PER_RED; + init_yield_count *= state->reds_left; + yield_count = init_yield_count; + if (state->estack.start) { + /* Restart; restore estack... */ + ESTACK_RESTORE(s, &state->estack); + } + goto L_again; #define SAFE_ADD(Var, Val) \ @@ -748,46 +1431,55 @@ bitstr_list_len(Eterm obj, Uint* num_bytes) obj = ESTACK_POP(s); L_again: if (is_list(obj)) { - L_iter_list: - objp = list_val(obj); - /* Head */ - obj = CAR(objp); - if (is_byte(obj)) { - len++; - if (len == 0) { - goto L_overflow_error; + while (1) { /* Tail loop */ + while (1) { /* Head loop */ + if (--yield_count <= 0) + goto L_yield; + objp = list_val(obj); + /* Head */ + obj = CAR(objp); + if (is_byte(obj)) { + len++; + if (len == 0) { + goto L_overflow_error; + } + } else if (is_binary(obj)) { + SAFE_ADD(len, binary_size(obj)); + SAFE_ADD_BITSIZE(offs, obj); + } else if (is_list(obj)) { + ESTACK_PUSH(s, CDR(objp)); + continue; /* Head loop */ + } else if (is_not_nil(obj)) { + goto L_type_error; + } + break; } - } else if (is_binary(obj)) { - SAFE_ADD(len, binary_size(obj)); - SAFE_ADD_BITSIZE(offs, obj); - } else if (is_list(obj)) { - ESTACK_PUSH(s, CDR(objp)); - goto L_iter_list; /* on head */ - } else if (is_not_nil(obj)) { - goto L_type_error; + /* Tail */ + obj = CDR(objp); + if (is_list(obj)) + continue; /* Tail loop */ + else if (is_binary(obj)) { + SAFE_ADD(len, binary_size(obj)); + SAFE_ADD_BITSIZE(offs, obj); + } else if (is_not_nil(obj)) { + goto L_type_error; + } + break; } - /* Tail */ - obj = CDR(objp); - if (is_list(obj)) - goto L_iter_list; /* on tail */ - else if (is_binary(obj)) { + } else { + if (--yield_count <= 0) + goto L_yield; + if (is_binary(obj)) { SAFE_ADD(len, binary_size(obj)); SAFE_ADD_BITSIZE(offs, obj); } else if (is_not_nil(obj)) { goto L_type_error; } - } else if (is_binary(obj)) { - SAFE_ADD(len, binary_size(obj)); - SAFE_ADD_BITSIZE(offs, obj); - } else if (is_not_nil(obj)) { - goto L_type_error; } } #undef SAFE_ADD #undef SAFE_ADD_BITSIZE - DESTROY_ESTACK(s); - /* * Make sure that the number of bits in the bitstring will fit * in an Uint to ensure that the binary can be matched using @@ -800,15 +1492,42 @@ bitstr_list_len(Eterm obj, Uint* num_bytes) if (len << 3 < len) { goto L_overflow_error; } - *num_bytes = len; - return ERTS_IOLIST_OK; + state->size = len; - L_type_error: - DESTROY_ESTACK(s); - return ERTS_IOLIST_TYPE; + res = ERTS_IOLIST_OK; + + L_return: { + int yc = init_yield_count - yield_count; + int reds; + + DESTROY_ESTACK(s); + CLEAR_SAVED_ESTACK(&state->estack); + + reds = (yc - 1)/ERTS_IOLIST_SIZE_YIELDS_COUNT_PER_RED + 1; + BUMP_REDS(state->c_p, reds); + state->reds_left -= reds; + state->size = (ErlDrvSizeT) len; + state->have_size = 1; + return res; + } L_overflow_error: - DESTROY_ESTACK(s); - return ERTS_IOLIST_OVERFLOW; + res = ERTS_IOLIST_OVERFLOW; + len = 0; + goto L_return; + + L_type_error: + res = ERTS_IOLIST_TYPE; + len = 0; + goto L_return; + + L_yield: + BUMP_ALL_REDS(state->c_p); + state->reds_left = 0; + state->size = len; + state->offs = offs; + state->obj = obj; + ESTACK_SAVE(s, &state->estack); + return ERTS_IOLIST_YIELD; } diff --git a/erts/emulator/beam/copy.c b/erts/emulator/beam/copy.c index 3a987e213b..50548850eb 100644 --- a/erts/emulator/beam/copy.c +++ b/erts/emulator/beam/copy.c @@ -48,7 +48,8 @@ copy_object(Eterm obj, Process* to) if (DTRACE_ENABLED(copy_object)) { DTRACE_CHARBUF(proc_name, 64); - erts_snprintf(proc_name, sizeof(proc_name), "%T", to->common.id); + erts_snprintf(proc_name, sizeof(DTRACE_CHARBUF_NAME(proc_name)), + "%T", to->common.id); DTRACE2(copy_object, proc_name, size); } #endif diff --git a/erts/emulator/beam/dist.c b/erts/emulator/beam/dist.c index 6ecf3f0722..ec07ddcd9c 100644 --- a/erts/emulator/beam/dist.c +++ b/erts/emulator/beam/dist.c @@ -851,9 +851,12 @@ erts_dsig_send_msg(ErtsDSigData *dsdp, Eterm remote, Eterm message) #ifdef USE_VM_PROBES *node_name = *sender_name = *receiver_name = '\0'; if (DTRACE_ENABLED(message_send) || DTRACE_ENABLED(message_send_remote)) { - erts_snprintf(node_name, sizeof(node_name), "%T", dsdp->dep->sysname); - erts_snprintf(sender_name, sizeof(sender_name), "%T", sender->common.id); - erts_snprintf(receiver_name, sizeof(receiver_name), "%T", remote); + erts_snprintf(node_name, sizeof(DTRACE_CHARBUF_NAME(node_name)), + "%T", dsdp->dep->sysname); + erts_snprintf(sender_name, sizeof(DTRACE_CHARBUF_NAME(sender_name)), + "%T", sender->common.id); + erts_snprintf(receiver_name, sizeof(DTRACE_CHARBUF_NAME(receiver_name)), + "%T", remote); msize = size_object(message); if (token != NIL && token != am_have_dt_utag) { tok_label = signed_val(SEQ_TRACE_T_LABEL(token)); @@ -908,9 +911,11 @@ erts_dsig_send_reg_msg(ErtsDSigData *dsdp, Eterm remote_name, Eterm message) #ifdef USE_VM_PROBES *node_name = *sender_name = *receiver_name = '\0'; if (DTRACE_ENABLED(message_send) || DTRACE_ENABLED(message_send_remote)) { - erts_snprintf(node_name, sizeof(node_name), "%T", dsdp->dep->sysname); - erts_snprintf(sender_name, sizeof(sender_name), "%T", sender->common.id); - erts_snprintf(receiver_name, sizeof(receiver_name), + erts_snprintf(node_name, sizeof(DTRACE_CHARBUF_NAME(node_name)), + "%T", dsdp->dep->sysname); + erts_snprintf(sender_name, sizeof(DTRACE_CHARBUF_NAME(sender_name)), + "%T", sender->common.id); + erts_snprintf(receiver_name, sizeof(DTRACE_CHARBUF_NAME(receiver_name)), "{%T,%s}", remote_name, node_name); msize = size_object(message); if (token != NIL && token != am_have_dt_utag) { @@ -971,11 +976,14 @@ erts_dsig_send_exit_tt(ErtsDSigData *dsdp, Eterm local, Eterm remote, #ifdef USE_VM_PROBES *node_name = *sender_name = *remote_name = '\0'; if (DTRACE_ENABLED(process_exit_signal_remote)) { - erts_snprintf(node_name, sizeof(node_name), "%T", dsdp->dep->sysname); - erts_snprintf(sender_name, sizeof(sender_name), "%T", sender->common.id); - erts_snprintf(remote_name, sizeof(remote_name), + erts_snprintf(node_name, sizeof(DTRACE_CHARBUF_NAME(node_name)), + "%T", dsdp->dep->sysname); + erts_snprintf(sender_name, sizeof(DTRACE_CHARBUF_NAME(sender_name)), + "%T", sender->common.id); + erts_snprintf(remote_name, sizeof(DTRACE_CHARBUF_NAME(remote_name)), "{%T,%s}", remote, node_name); - erts_snprintf(reason_str, sizeof(reason), "%T", reason); + erts_snprintf(reason_str, sizeof(DTRACE_CHARBUF_NAME(reason_str)), + "%T", reason); if (token != NIL && token != am_have_dt_utag) { tok_label = signed_val(SEQ_TRACE_T_LABEL(token)); tok_lastcnt = signed_val(SEQ_TRACE_T_LASTCNT(token)); @@ -1797,8 +1805,9 @@ dsig_send(ErtsDSigData *dsdp, Eterm ctl, Eterm msg, int force_busy) DTRACE_CHARBUF(port_str, 64); DTRACE_CHARBUF(remote_str, 64); - erts_snprintf(port_str, sizeof(port_str), "%T", cid); - erts_snprintf(remote_str, sizeof(remote_str), + erts_snprintf(port_str, sizeof(DTRACE_CHARBUF_NAME(port_str)), + "%T", cid); + erts_snprintf(remote_str, sizeof(DTRACE_CHARBUF_NAME(remote_str)), "%T", dep->sysname); DTRACE3(dist_port_not_busy, erts_this_node_sysname, port_str, remote_str); @@ -1855,9 +1864,11 @@ dsig_send(ErtsDSigData *dsdp, Eterm ctl, Eterm msg, int force_busy) DTRACE_CHARBUF(remote_str, 64); DTRACE_CHARBUF(pid_str, 16); - erts_snprintf(port_str, sizeof(port_str), "%T", cid); - erts_snprintf(remote_str, sizeof(remote_str), "%T", dep->sysname); - erts_snprintf(pid_str, sizeof(pid_str), "%T", c_p->common.id); + erts_snprintf(port_str, sizeof(DTRACE_CHARBUF_NAME(port_str)), "%T", cid); + erts_snprintf(remote_str, sizeof(DTRACE_CHARBUF_NAME(remote_str)), + "%T", dep->sysname); + erts_snprintf(pid_str, sizeof(DTRACE_CHARBUF_NAME(pid_str)), + "%T", c_p->common.id); DTRACE4(dist_port_busy, erts_this_node_sysname, port_str, remote_str, pid_str); } @@ -1890,8 +1901,9 @@ dist_port_command(Port *prt, ErtsDistOutputBuf *obuf) DTRACE_CHARBUF(port_str, 64); DTRACE_CHARBUF(remote_str, 64); - erts_snprintf(port_str, sizeof(port_str), "%T", prt->common.id); - erts_snprintf(remote_str, sizeof(remote_str), + erts_snprintf(port_str, sizeof(DTRACE_CHARBUF_NAME(port_str)), + "%T", prt->common.id); + erts_snprintf(remote_str, sizeof(DTRACE_CHARBUF_NAME(remote_str)), "%T", prt->dist_entry->sysname); DTRACE4(dist_output, erts_this_node_sysname, port_str, remote_str, size); @@ -1944,8 +1956,9 @@ dist_port_commandv(Port *prt, ErtsDistOutputBuf *obuf) DTRACE_CHARBUF(port_str, 64); DTRACE_CHARBUF(remote_str, 64); - erts_snprintf(port_str, sizeof(port_str), "%T", prt->common.id); - erts_snprintf(remote_str, sizeof(remote_str), + erts_snprintf(port_str, sizeof(DTRACE_CHARBUF_NAME(port_str)), + "%T", prt->common.id); + erts_snprintf(remote_str, sizeof(DTRACE_CHARBUF_NAME(remote_str)), "%T", prt->dist_entry->sysname); DTRACE4(dist_outputv, erts_this_node_sysname, port_str, remote_str, size); @@ -2280,8 +2293,9 @@ erts_dist_port_not_busy(Port *prt) DTRACE_CHARBUF(port_str, 64); DTRACE_CHARBUF(remote_str, 64); - erts_snprintf(port_str, sizeof(port_str), "%T", prt->common.id); - erts_snprintf(remote_str, sizeof(remote_str), + erts_snprintf(port_str, sizeof(DTRACE_CHARBUF_NAME(port_str)), + "%T", prt->common.id); + erts_snprintf(remote_str, sizeof(DTRACE_CHARBUF_NAME(remote_str)), "%T", prt->dist_entry->sysname); DTRACE3(dist_port_not_busy, erts_this_node_sysname, port_str, remote_str); @@ -3246,10 +3260,10 @@ send_nodes_mon_msgs(Process *c_p, Eterm what, Eterm node, Eterm type, Eterm reas DTRACE_CHARBUF(type_str, 12); DTRACE_CHARBUF(reason_str, 64); - erts_snprintf(what_str, sizeof(what_str), "%T", what); - erts_snprintf(node_str, sizeof(node_str), "%T", node); - erts_snprintf(type_str, sizeof(type_str), "%T", type); - erts_snprintf(reason_str, sizeof(reason_str), "%T", reason); + erts_snprintf(what_str, sizeof(DTRACE_CHARBUF_NAME(what_str)), "%T", what); + erts_snprintf(node_str, sizeof(DTRACE_CHARBUF_NAME(node_str)), "%T", node); + erts_snprintf(type_str, sizeof(DTRACE_CHARBUF_NAME(type_str)), "%T", type); + erts_snprintf(reason_str, sizeof(DTRACE_CHARBUF_NAME(reason_str)), "%T", reason); DTRACE5(dist_monitor, erts_this_node_sysname, what_str, node_str, type_str, reason_str); } diff --git a/erts/emulator/beam/dist.h b/erts/emulator/beam/dist.h index 0519a9225e..f32b999198 100644 --- a/erts/emulator/beam/dist.h +++ b/erts/emulator/beam/dist.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 1996-2013. All Rights Reserved. + * Copyright Ericsson AB 1996-2014. All Rights Reserved. * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in @@ -40,6 +40,7 @@ #define DFLAG_SMALL_ATOM_TAGS 0x4000 #define DFLAG_INTERNAL_TAGS 0x8000 #define DFLAG_UTF8_ATOMS 0x10000 +#define DFLAG_MAP_TAG 0x20000 /* All flags that should be enabled when term_to_binary/1 is used. */ #define TERM_TO_BINARY_DFLAGS (DFLAG_EXTENDED_REFERENCES \ @@ -47,7 +48,8 @@ | DFLAG_NEW_FLOATS \ | DFLAG_EXTENDED_PIDS_PORTS \ | DFLAG_EXPORT_PTR_TAG \ - | DFLAG_BIT_BINARIES) + | DFLAG_BIT_BINARIES \ + | DFLAG_MAP_TAG) /* opcodes used in distribution messages */ #define DOP_LINK 1 diff --git a/erts/emulator/beam/erl_alloc.h b/erts/emulator/beam/erl_alloc.h index 942eaa47d0..d3109b9432 100644 --- a/erts/emulator/beam/erl_alloc.h +++ b/erts/emulator/beam/erl_alloc.h @@ -492,7 +492,7 @@ static TYPE * \ NAME##_alloc(void) \ { \ ErtsSchedulerData *esdp = erts_get_scheduler_data(); \ - if (!esdp) \ + if (!esdp || ERTS_SCHEDULER_IS_DIRTY(esdp)) \ return NULL; \ return (TYPE *) erts_sspa_alloc(sspa_data_##NAME##__, \ (int) esdp->no - 1); \ diff --git a/erts/emulator/beam/erl_async.c b/erts/emulator/beam/erl_async.c index b3dc327704..decae6b2ca 100644 --- a/erts/emulator/beam/erl_async.c +++ b/erts/emulator/beam/erl_async.c @@ -292,7 +292,8 @@ static ERTS_INLINE void async_add(ErtsAsync *a, ErtsAsyncQ* q) if (DTRACE_ENABLED(aio_pool_add)) { DTRACE_CHARBUF(port_str, 16); - erts_snprintf(port_str, sizeof(port_str), "%T", a->port); + erts_snprintf(port_str, sizeof(DTRACE_CHARBUF_NAME(port_str)), + "%T", a->port); /* DTRACE TODO: Get the queue length from erts_thr_q_enqueue() ? */ len = -1; DTRACE2(aio_pool_add, port_str, len); @@ -327,7 +328,8 @@ static ERTS_INLINE ErtsAsync *async_get(ErtsThrQ_t *q, if (DTRACE_ENABLED(aio_pool_get)) { DTRACE_CHARBUF(port_str, 16); - erts_snprintf(port_str, sizeof(port_str), "%T", a->port); + erts_snprintf(port_str, sizeof(DTRACE_CHARBUF_NAME(port_str)), + "%T", a->port); /* DTRACE TODO: Get the length from erts_thr_q_dequeue() ? */ len = -1; DTRACE2(aio_pool_get, port_str, len); diff --git a/erts/emulator/beam/erl_bif_binary.c b/erts/emulator/beam/erl_bif_binary.c index ff775691b3..7e0e825a0d 100644 --- a/erts/emulator/beam/erl_bif_binary.c +++ b/erts/emulator/beam/erl_bif_binary.c @@ -2294,18 +2294,11 @@ BIF_RETTYPE binary_bin_to_list_1(BIF_ALIST_1) BIF_ERROR(BIF_P,BADARG); } -/* - * Ok, erlang:list_to_binary does not interrupt, and we really don't want - * an alternative implementation for the exact same thing, why we - * have descided to use the old non-restarting implementation for now. - * In reality, there are seldom many iterations involved in doing this, so the - * problem of long-running bifs is not really that big in this case. - * So, for now we use the old implementation also in the module binary. - */ +HIPE_WRAPPER_BIF_DISABLE_GC(binary_list_to_bin, 1) BIF_RETTYPE binary_list_to_bin_1(BIF_ALIST_1) { - return erts_list_to_binary_bif(BIF_P, BIF_ARG_1); + return erts_list_to_binary_bif(BIF_P, BIF_ARG_1, bif_export[BIF_binary_list_to_bin_1]); } typedef struct { diff --git a/erts/emulator/beam/erl_bif_ddll.c b/erts/emulator/beam/erl_bif_ddll.c index 1728b200f7..56cd2ba04f 100644 --- a/erts/emulator/beam/erl_bif_ddll.c +++ b/erts/emulator/beam/erl_bif_ddll.c @@ -1548,8 +1548,10 @@ static int do_load_driver_entry(DE_Handle *dh, char *path, char *name) switch (dp->extended_marker) { case ERL_DRV_EXTENDED_MARKER: - if (ERL_DRV_EXTENDED_MAJOR_VERSION != dp->major_version - || ERL_DRV_EXTENDED_MINOR_VERSION < dp->minor_version) { + if (dp->major_version < ERL_DRV_MIN_REQUIRED_MAJOR_VERSION_ON_LOAD + || (ERL_DRV_EXTENDED_MAJOR_VERSION < dp->major_version + || (ERL_DRV_EXTENDED_MAJOR_VERSION == dp->major_version + && ERL_DRV_EXTENDED_MINOR_VERSION < dp->minor_version))) { /* Incompatible driver version */ res = ERL_DE_LOAD_ERROR_INCORRECT_VERSION; goto error; diff --git a/erts/emulator/beam/erl_bif_info.c b/erts/emulator/beam/erl_bif_info.c index 2adba9b240..4d5e55aaf5 100755 --- a/erts/emulator/beam/erl_bif_info.c +++ b/erts/emulator/beam/erl_bif_info.c @@ -2691,6 +2691,11 @@ BIF_RETTYPE system_info_1(BIF_ALIST_1) else if (ERTS_IS_ATOM_STR("ets_limit",BIF_ARG_1)) { BIF_RET(make_small(erts_db_get_max_tabs())); } + else if (ERTS_IS_ATOM_STR("tolerant_timeofday",BIF_ARG_1)) { + BIF_RET(erts_disable_tolerant_timeofday + ? am_disabled + : am_enabled); + } BIF_ERROR(BIF_P, BADARG); } diff --git a/erts/emulator/beam/erl_bif_port.c b/erts/emulator/beam/erl_bif_port.c index 77627a6897..afb33c1cdb 100644 --- a/erts/emulator/beam/erl_bif_port.c +++ b/erts/emulator/beam/erl_bif_port.c @@ -882,7 +882,7 @@ open_port(Process* p, Eterm name, Eterm settings, int *err_typep, int *err_nump) DTRACE_CHARBUF(port_str, DTRACE_TERM_BUF_SIZE); dtrace_proc_str(p, process_str); - erts_snprintf(port_str, sizeof(port_str), "%T", port->common.id); + erts_snprintf(port_str, sizeof(DTRACE_CHARBUF_NAME(port_str)), "%T", port->common.id); DTRACE3(port_open, process_str, name_buf, port_str); } #endif diff --git a/erts/emulator/beam/erl_binary.h b/erts/emulator/beam/erl_binary.h index 819b19e566..6c9f53ce87 100644 --- a/erts/emulator/beam/erl_binary.h +++ b/erts/emulator/beam/erl_binary.h @@ -166,7 +166,7 @@ Eterm erts_bin_bytes_to_list(Eterm previous, Eterm* hp, byte* bytes, Uint size, * Common implementation for erlang:list_to_binary/1 and binary:list_to_bin/1 */ -BIF_RETTYPE erts_list_to_binary_bif(Process *p, Eterm arg); +BIF_RETTYPE erts_list_to_binary_bif(Process *p, Eterm arg, Export *bif); BIF_RETTYPE erts_gc_binary_part(Process *p, Eterm *reg, Eterm live, int range_is_tuple); BIF_RETTYPE erts_binary_part(Process *p, Eterm binary, Eterm epos, Eterm elen); diff --git a/erts/emulator/beam/erl_db.c b/erts/emulator/beam/erl_db.c index a5d67571e2..8f246ffa07 100644 --- a/erts/emulator/beam/erl_db.c +++ b/erts/emulator/beam/erl_db.c @@ -259,10 +259,11 @@ static void schedule_free_dbtable(DbTable* tb) /* * NON-SMP case: Caller is *not* allowed to access the *tb * structure after this function has returned! - * SMP case: Caller is allowed to access the *tb structure - * until the bif has returned (we typically - * need to unlock the table lock after this - * function has returned). + * SMP case: Caller is allowed to access the *common* part of the *tb + * structure until the bif has returned (we typically need to + * unlock the table lock after this function has returned). + * Caller is *not* allowed to access the specialized part + * (hash or tree) of *tb after this function has returned. */ ASSERT(erts_refc_read(&tb->common.ref, 0) == 0); erts_schedule_thr_prgr_later_cleanup_op(free_dbtable, @@ -3279,34 +3280,37 @@ erts_db_process_exiting(Process *c_p, ErtsProcLocks c_p_locks) } erts_smp_rwmtx_runlock(mmtl); if (tb) { - int reds; - DbFixation** pp; + int reds = 0; db_lock(tb, LCK_WRITE_REC); - #ifdef ERTS_SMP - erts_smp_mtx_lock(&tb->common.fixlock); - #endif - reds = 10; - - for (pp = &tb->common.fixations; *pp != NULL; - pp = &(*pp)->next) { - if ((*pp)->pid == pid) { - DbFixation* fix = *pp; - erts_aint_t diff = -((erts_aint_t) fix->counter); - erts_refc_add(&tb->common.ref,diff,0); - *pp = fix->next; - erts_db_free(ERTS_ALC_T_DB_FIXATION, - tb, fix, sizeof(DbFixation)); - ERTS_ETS_MISC_MEM_ADD(-sizeof(DbFixation)); - break; + if (!(tb->common.status & DB_DELETE)) { + DbFixation** pp; + + #ifdef ERTS_SMP + erts_smp_mtx_lock(&tb->common.fixlock); + #endif + reds = 10; + + for (pp = &tb->common.fixations; *pp != NULL; + pp = &(*pp)->next) { + if ((*pp)->pid == pid) { + DbFixation* fix = *pp; + erts_aint_t diff = -((erts_aint_t) fix->counter); + erts_refc_add(&tb->common.ref,diff,0); + *pp = fix->next; + erts_db_free(ERTS_ALC_T_DB_FIXATION, + tb, fix, sizeof(DbFixation)); + ERTS_ETS_MISC_MEM_ADD(-sizeof(DbFixation)); + break; + } + } + #ifdef ERTS_SMP + erts_smp_mtx_unlock(&tb->common.fixlock); + #endif + if (!IS_FIXED(tb) && IS_HASH_TABLE(tb->common.status)) { + db_unfix_table_hash(&(tb->hash)); + reds += 40; } - } - #ifdef ERTS_SMP - erts_smp_mtx_unlock(&tb->common.fixlock); - #endif - if (!IS_FIXED(tb) && IS_HASH_TABLE(tb->common.status)) { - db_unfix_table_hash(&(tb->hash)); - reds += 40; } db_unlock(tb, LCK_WRITE_REC); BUMP_REDS(c_p, reds); diff --git a/erts/emulator/beam/erl_db_tree.c b/erts/emulator/beam/erl_db_tree.c index 25029ba90f..a62a83a928 100644 --- a/erts/emulator/beam/erl_db_tree.c +++ b/erts/emulator/beam/erl_db_tree.c @@ -485,7 +485,7 @@ static int db_first_tree(Process *p, DbTable *tbl, Eterm *ret) *ret = am_EOT; return DB_ERROR_NONE; } - /* Walk down to the tree to the left */ + /* Walk down the tree to the left */ if ((stack = get_static_stack(tb)) != NULL) { stack->pos = stack->slot = 0; } @@ -531,7 +531,7 @@ static int db_last_tree(Process *p, DbTable *tbl, Eterm *ret) *ret = am_EOT; return DB_ERROR_NONE; } - /* Walk down to the tree to the left */ + /* Walk down the tree to the right */ if ((stack = get_static_stack(tb)) != NULL) { stack->pos = stack->slot = 0; } diff --git a/erts/emulator/beam/erl_driver.h b/erts/emulator/beam/erl_driver.h index 5517c26ba4..5ced8c5ca0 100644 --- a/erts/emulator/beam/erl_driver.h +++ b/erts/emulator/beam/erl_driver.h @@ -136,6 +136,22 @@ typedef struct { #define ERL_DRV_EXTENDED_MINOR_VERSION 0 /* + * The emulator will refuse to load a driver with a major version + * lower than ERL_DRV_MIN_REQUIRED_MAJOR_VERSION_ON_LOAD. The load + * may however fail if user have not removed use of deprecated + * symbols. + * + * The ERL_DRV_MIN_REQUIRED_MAJOR_VERSION_ON_LOAD have to allow + * loading of drivers built at least two major OTP releases + * ago. + * + * Bump of major version to 3 happened in OTP 17. That is, in + * OTP 19 we can increase ERL_DRV_MIN_REQUIRED_MAJOR_VERSION_ON_LOAD + * to 3. + */ +#define ERL_DRV_MIN_REQUIRED_MAJOR_VERSION_ON_LOAD 2 + +/* * The emulator will refuse to load a driver with different major * version than the one used by the emulator. */ @@ -182,7 +198,7 @@ typedef long long ErlDrvSInt64; #error No 64-bit integer type #endif -#if defined(__WIN32__) +#if defined(__WIN32__) || defined(_WIN32) typedef ErlDrvUInt ErlDrvSizeT; typedef ErlDrvSInt ErlDrvSSizeT; #else diff --git a/erts/emulator/beam/erl_init.c b/erts/emulator/beam/erl_init.c index d54658f1ea..5e6d812242 100644 --- a/erts/emulator/beam/erl_init.c +++ b/erts/emulator/beam/erl_init.c @@ -324,7 +324,6 @@ erl_init(int ncpu, BIN_VH_MIN_SIZE = erts_next_heap_size(BIN_VH_MIN_SIZE, 0); erts_init_trace(); - erts_init_binary(); erts_init_bits(); erts_code_ix_init(); erts_init_fun_table(); @@ -337,6 +336,7 @@ erl_init(int ncpu, erts_ddll_init(); init_emulator(); erts_ptab_init(); /* Must be after init_emulator() */ + erts_init_binary(); /* Must be after init_emulator() */ erts_bp_init(); init_db(); /* Must be after init_emulator */ erts_bif_timer_init(); diff --git a/erts/emulator/beam/erl_lock_check.c b/erts/emulator/beam/erl_lock_check.c index 7e3a90779d..c13eb87012 100644 --- a/erts/emulator/beam/erl_lock_check.c +++ b/erts/emulator/beam/erl_lock_check.c @@ -270,9 +270,9 @@ union erts_lc_free_block_t_ { static ethr_tsd_key locks_key; -static erts_lc_locked_locks_t *erts_locked_locks; +static erts_lc_locked_locks_t *erts_locked_locks = NULL; -static erts_lc_free_block_t *free_blocks; +static erts_lc_free_block_t *free_blocks = NULL; #ifdef ERTS_LC_STATIC_ALLOC #define ERTS_LC_FB_CHUNK_SIZE 10000 diff --git a/erts/emulator/beam/erl_map.c b/erts/emulator/beam/erl_map.c index 2fff7f9390..5e740aacdd 100644 --- a/erts/emulator/beam/erl_map.c +++ b/erts/emulator/beam/erl_map.c @@ -58,6 +58,8 @@ * - maps:size/1 * - maps:without/2 * + * DEBUG: for sharing calculation + * - erts_internal:map_to_tuple_keys/1 */ /* erlang:map_size/1 @@ -647,22 +649,24 @@ int erts_maps_remove(Process *p, Eterm key, Eterm map, Eterm *res) { *mhp++ = tup; if (is_immed(key)) { - while(n--) { + while (1) { if (*ks == key) { goto found_key; - } else { + } else if (--n) { *mhp++ = *vs++; *thp++ = *ks++; - } + } else + break; } } else { - while(n--) { + while(1) { if (EQ(*ks, key)) { goto found_key; - } else { + } else if (--n) { *mhp++ = *vs++; *thp++ = *ks++; - } + } else + break; } } @@ -676,7 +680,7 @@ int erts_maps_remove(Process *p, Eterm key, Eterm map, Eterm *res) { found_key: /* Copy rest of keys and values */ - if (n) { + if (--n) { sys_memcpy(mhp, vs+1, n*sizeof(Eterm)); sys_memcpy(thp, ks+1, n*sizeof(Eterm)); } @@ -817,3 +821,17 @@ int erts_validate_and_sort_map(map_t* mp) } return 1; } + +/* + * erts_internal:map_to_tuple_keys/1 + * + * Used in erts_debug:size/1 + */ + +BIF_RETTYPE erts_internal_map_to_tuple_keys_1(BIF_ALIST_1) { + if (is_map(BIF_ARG_1)) { + map_t *mp = (map_t*)map_val(BIF_ARG_1); + BIF_RET(mp->keys); + } + BIF_ERROR(BIF_P, BADARG); +} diff --git a/erts/emulator/beam/erl_message.c b/erts/emulator/beam/erl_message.c index 6a9030fd99..59a677a12c 100644 --- a/erts/emulator/beam/erl_message.c +++ b/erts/emulator/beam/erl_message.c @@ -896,8 +896,10 @@ erts_send_message(Process* sender, #ifdef USE_VM_PROBES *sender_name = *receiver_name = '\0'; if (DTRACE_ENABLED(message_send)) { - erts_snprintf(sender_name, sizeof(DTRACE_CHARBUF_NAME(sender_name)), "%T", sender->common.id); - erts_snprintf(receiver_name, sizeof(DTRACE_CHARBUF_NAME(receiver_name)), "%T", receiver->common.id); + erts_snprintf(sender_name, sizeof(DTRACE_CHARBUF_NAME(sender_name)), + "%T", sender->common.id); + erts_snprintf(receiver_name, sizeof(DTRACE_CHARBUF_NAME(receiver_name)), + "%T", receiver->common.id); } #endif if (SEQ_TRACE_TOKEN(sender) != NIL && !(flags & ERTS_SND_FLG_NO_SEQ_TRACE)) { @@ -1030,7 +1032,6 @@ erts_send_message(Process* sender, } BM_SWAP_TIMER(send,system); } else { -#ifdef ERTS_SMP ErlOffHeap *ohp; Eterm *hp; erts_aint32_t state; @@ -1062,42 +1063,6 @@ erts_send_message(Process* sender, #endif ); BM_SWAP_TIMER(send,system); -#else - ErlMessage* mp = message_alloc(); - Eterm *hp; - BM_SWAP_TIMER(send,size); - msize = size_object(message); - BM_SWAP_TIMER(size,send); - - if (receiver->stop - receiver->htop <= msize) { - BM_SWAP_TIMER(send,system); - erts_garbage_collect(receiver, msize, receiver->arg_reg, receiver->arity); - BM_SWAP_TIMER(system,send); - } - hp = receiver->htop; - receiver->htop = hp + msize; - BM_SWAP_TIMER(send,copy); - message = copy_struct(message, msize, &hp, &receiver->off_heap); - BM_MESSAGE_COPIED(msize); - BM_SWAP_TIMER(copy,send); - DTRACE6(message_send, sender_name, receiver_name, - (uint32_t)msize, tok_label, tok_lastcnt, tok_serial); - ERL_MESSAGE_TERM(mp) = message; - ERL_MESSAGE_TOKEN(mp) = NIL; -#ifdef USE_VM_PROBES - ERL_MESSAGE_DT_UTAG(mp) = NIL; -#endif - mp->next = NULL; - mp->data.attached = NULL; - LINK_MESSAGE(receiver, mp); - res = receiver->msg.len; - erts_proc_notify_new_message(receiver); - - if (IS_TRACED_FL(receiver, F_TRACE_RECEIVE)) { - trace_receive(receiver, message); - } - BM_SWAP_TIMER(send,system); -#endif /* #ifndef ERTS_SMP */ } return res; } diff --git a/erts/emulator/beam/erl_nif.c b/erts/emulator/beam/erl_nif.c index 40860e141c..ff551ea3af 100644 --- a/erts/emulator/beam/erl_nif.c +++ b/erts/emulator/beam/erl_nif.c @@ -1515,26 +1515,35 @@ int enif_consume_timeslice(ErlNifEnv* env, int percent) #ifdef ERTS_DIRTY_SCHEDULERS +/* NIFs exports need one more item than the Export struct provides, the + * erl_module_nif*, so the DirtyNifExport below adds that. The Export + * member must be first in the struct. + */ +typedef struct { + Export exp; + struct erl_module_nif* m; +} DirtyNifExport; + static void -alloc_proc_psd(Process* proc, Export **ep) +alloc_proc_psd(Process* proc, DirtyNifExport **ep) { int i; if (!*ep) { - *ep = erts_alloc(ERTS_ALC_T_PSD, sizeof(Export)); - sys_memset((void*) *ep, 0, sizeof(Export)); + *ep = erts_alloc(ERTS_ALC_T_PSD, sizeof(DirtyNifExport)); + sys_memset((void*) *ep, 0, sizeof(DirtyNifExport)); for (i=0; i<ERTS_NUM_CODE_IX; i++) { - (*ep)->addressv[i] = &(*ep)->code[3]; + (*ep)->exp.addressv[i] = &(*ep)->exp.code[3]; } - (*ep)->code[3] = (BeamInstr) em_call_nif; + (*ep)->exp.code[3] = (BeamInstr) em_call_nif; } - (void) ERTS_PROC_SET_DIRTY_SCHED_TRAP_EXPORT(proc, ERTS_PROC_LOCK_MAIN, *ep); + (void) ERTS_PROC_SET_DIRTY_SCHED_TRAP_EXPORT(proc, ERTS_PROC_LOCK_MAIN, &(*ep)->exp); } static ERL_NIF_TERM execute_dirty_nif_finalizer(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) { Eterm* reg = ERTS_PROC_GET_SCHDATA(env->proc)->x_reg_array; - ERL_NIF_TERM result = (ERL_NIF_TERM) reg[0]; + ERL_NIF_TERM result, dirty_result = (ERL_NIF_TERM) reg[0]; typedef ERL_NIF_TERM (*FinalizerFP)(ErlNifEnv*, ERL_NIF_TERM); FinalizerFP fp; #if HAVE_INT64 && SIZEOF_LONG != 8 @@ -1544,7 +1553,11 @@ execute_dirty_nif_finalizer(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) ASSERT(sizeof(fp) <= sizeof(unsigned long)); enif_get_ulong(env, reg[1], (unsigned long *) &fp); #endif - return (*fp)(env, result); + result = (*fp)(env, dirty_result); + if (erts_refc_dectest(&env->mod_nif->rt_dtor_cnt, 0) == 0 + && env->mod_nif->mod == NULL) + close_lib(env->mod_nif); + return result; } #endif /* ERTS_DIRTY_SCHEDULERS */ @@ -1560,7 +1573,7 @@ enif_schedule_dirty_nif(ErlNifEnv* env, int flags, erts_aint32_t state, n, a; Process* proc = env->proc; Eterm* reg = ERTS_PROC_GET_SCHDATA(proc)->x_reg_array; - Export* ep = NULL; + DirtyNifExport* ep = NULL; int i; int chkflgs = (flags & (ERL_NIF_DIRTY_JOB_IO_BOUND|ERL_NIF_DIRTY_JOB_CPU_BOUND)); @@ -1585,17 +1598,20 @@ enif_schedule_dirty_nif(ErlNifEnv* env, int flags, if (a == state) break; } - if (!(ep = ERTS_PROC_GET_DIRTY_SCHED_TRAP_EXPORT(proc))) + if (!(ep = (DirtyNifExport*) ERTS_PROC_GET_DIRTY_SCHED_TRAP_EXPORT(proc))) alloc_proc_psd(proc, &ep); ERTS_VBUMP_ALL_REDS(proc); - ep->code[2] = argc; + ep->exp.code[2] = argc; for (i = 0; i < argc; i++) { reg[i] = (Eterm) argv[i]; } - proc->i = (BeamInstr*) ep->addressv[0]; - ep->code[4] = (BeamInstr) fp; + proc->i = (BeamInstr*) ep->exp.addressv[0]; + ep->exp.code[4] = (BeamInstr) fp; + ep->m = env->mod_nif; proc->freason = TRAP; + erts_refc_inc(&env->mod_nif->rt_dtor_cnt, 1); + return THE_NON_VALUE; #else return (*fp)(env, argc, argv); @@ -1609,17 +1625,17 @@ enif_schedule_dirty_nif_finalizer(ErlNifEnv* env, ERL_NIF_TERM result, #ifdef USE_THREADS Process* proc = env->proc; Eterm* reg = ERTS_PROC_GET_SCHDATA(proc)->x_reg_array; - Export* ep; + DirtyNifExport* ep; erts_smp_atomic32_read_band_mb(&proc->state, ~(ERTS_PSFLG_DIRTY_CPU_PROC |ERTS_PSFLG_DIRTY_IO_PROC |ERTS_PSFLG_DIRTY_CPU_PROC_IN_Q |ERTS_PSFLG_DIRTY_IO_PROC_IN_Q)); - if (!(ep = ERTS_PROC_GET_DIRTY_SCHED_TRAP_EXPORT(proc))) + if (!(ep = (DirtyNifExport*) ERTS_PROC_GET_DIRTY_SCHED_TRAP_EXPORT(proc))) alloc_proc_psd(proc, &ep); ERTS_VBUMP_ALL_REDS(proc); - ep->code[2] = 2; + ep->exp.code[2] = 2; reg[0] = (Eterm) result; #if HAVE_INT64 && SIZEOF_LONG != 8 ASSERT(sizeof(fp) <= sizeof(ErlNifUInt64)); @@ -1628,8 +1644,8 @@ enif_schedule_dirty_nif_finalizer(ErlNifEnv* env, ERL_NIF_TERM result, ASSERT(sizeof(fp) <= sizeof(unsigned long)); reg[1] = (Eterm) enif_make_ulong(env, (unsigned long) fp); #endif - proc->i = (BeamInstr*) ep->addressv[0]; - ep->code[4] = (BeamInstr) execute_dirty_nif_finalizer; + proc->i = (BeamInstr*) ep->exp.addressv[0]; + ep->exp.code[4] = (BeamInstr) execute_dirty_nif_finalizer; proc->freason = TRAP; return THE_NON_VALUE; @@ -2049,8 +2065,10 @@ BIF_RETTYPE load_nif_2(BIF_ALIST_2) (entry = erts_sys_ddll_call_nif_init(init_func)) == NULL)) { ret = load_nif_error(BIF_P, bad_lib, "Library init-call unsuccessful"); } - else if (entry->major != ERL_NIF_MAJOR_VERSION - || entry->minor > ERL_NIF_MINOR_VERSION + else if (entry->major < ERL_NIF_MIN_REQUIRED_MAJOR_VERSION_ON_LOAD + || (ERL_NIF_MAJOR_VERSION < entry->major + || (ERL_NIF_MAJOR_VERSION == entry->major + && ERL_NIF_MINOR_VERSION < entry->minor)) || (entry->major==2 && entry->minor == 5)) { /* experimental maps */ ret = load_nif_error(BIF_P, bad_lib, "Library version (%d.%d) not compatible (with %d.%d).", diff --git a/erts/emulator/beam/erl_nif.h b/erts/emulator/beam/erl_nif.h index c12ba4d554..5b93c2398e 100644 --- a/erts/emulator/beam/erl_nif.h +++ b/erts/emulator/beam/erl_nif.h @@ -46,6 +46,18 @@ #define ERL_NIF_MAJOR_VERSION 2 #define ERL_NIF_MINOR_VERSION 6 +/* + * The emulator will refuse to load a nif-lib with a major version + * lower than ERL_NIF_MIN_REQUIRED_MAJOR_VERSION_ON_LOAD. The load + * may however fail if user have not removed use of deprecated + * symbols. + * + * The ERL_NIF_MIN_REQUIRED_MAJOR_VERSION_ON_LOAD have to allow + * loading of nif-libs built at least two major OTP releases + * ago. + */ +#define ERL_NIF_MIN_REQUIRED_MAJOR_VERSION_ON_LOAD 2 + #include <stdlib.h> #ifdef SIZEOF_CHAR diff --git a/erts/emulator/beam/erl_port_task.c b/erts/emulator/beam/erl_port_task.c index fb6048b41f..31d9a1e26e 100644 --- a/erts/emulator/beam/erl_port_task.c +++ b/erts/emulator/beam/erl_port_task.c @@ -2035,9 +2035,9 @@ begin_port_cleanup(Port *pp, ErtsPortTask **execqp, int *processing_busy_q_p) DTRACE_CHARBUF(pid_str, 16); ErtsProcList* plp2 = plp; - erts_snprintf(port_str, sizeof(port_str), "%T", pp->common.id); + erts_snprintf(port_str, sizeof(DTRACE_CHARBUF_NAME(port_str)), "%T", pp->common.id); while (plp2 != NULL) { - erts_snprintf(pid_str, sizeof(pid_str), "%T", plp2->pid); + erts_snprintf(pid_str, sizeof(DTRACE_CHARBUF_NAME(pid_str)), "%T", plp2->pid); DTRACE2(process_port_unblocked, pid_str, port_str); } } diff --git a/erts/emulator/beam/erl_process.c b/erts/emulator/beam/erl_process.c index 37e1d07107..b73f9b7f92 100644 --- a/erts/emulator/beam/erl_process.c +++ b/erts/emulator/beam/erl_process.c @@ -2672,6 +2672,13 @@ aux_thread(void *unused) ErtsThrPrgrCallbacks callbacks; int thr_prgr_active = 1; +#ifdef ERTS_ENABLE_LOCK_CHECK + { + char buf[] = "aux_thread"; + erts_lc_set_thread_name(buf); + } +#endif + ssi->event = erts_tse_fetch(); callbacks.arg = (void *) ssi; @@ -6144,7 +6151,7 @@ suspend_process(Process *c_p, Process *p) if (c_p == p) { state = erts_smp_atomic32_read_bor_relb(&p->state, ERTS_PSFLG_SUSPENDED); - ASSERT(state & ERTS_PSFLG_RUNNING); + ASSERT(state & (ERTS_PSFLG_RUNNING|ERTS_PSFLG_RUNNING_SYS)); suspended = (state & ERTS_PSFLG_SUSPENDED) ? -1: 1; } else { @@ -9207,7 +9214,6 @@ Process *schedule(Process *p, int calls) */ pick_next_process: { erts_aint32_t psflg_band_mask; - erts_aint32_t running_flag; int prio_q; int qmask; @@ -9269,12 +9275,6 @@ Process *schedule(Process *p, int calls) state = erts_smp_atomic32_read_nob(&p->state); } - - if (state & ERTS_PSFLG_ACTIVE_SYS) - running_flag = ERTS_PSFLG_RUNNING_SYS; - else - running_flag = ERTS_PSFLG_RUNNING; - while (1) { erts_aint32_t exp, new, tmp; tmp = new = exp = state; @@ -9284,8 +9284,12 @@ Process *schedule(Process *p, int calls) tmp = state & (ERTS_PSFLG_SUSPENDED | ERTS_PSFLG_PENDING_EXIT | ERTS_PSFLG_ACTIVE_SYS); - if (tmp != ERTS_PSFLG_SUSPENDED) - new |= running_flag; + if (tmp != ERTS_PSFLG_SUSPENDED) { + if (state & ERTS_PSFLG_ACTIVE_SYS) + new |= ERTS_PSFLG_RUNNING_SYS; + else + new |= ERTS_PSFLG_RUNNING; + } } state = erts_smp_atomic32_cmpxchg_relb(&p->state, new, exp); if (state == exp) { @@ -11313,7 +11317,7 @@ send_exit_signal(Process *c_p, /* current process if and only dtrace_pid_str(from, sender_str); dtrace_proc_str(rp, receiver_str); - erts_snprintf(reason_buf, sizeof(reason_buf) - 1, "%T", reason); + erts_snprintf(reason_buf, sizeof(DTRACE_CHARBUF_NAME(reason_buf)) - 1, "%T", reason); DTRACE3(process_exit_signal, sender_str, receiver_str, reason_buf); } #endif diff --git a/erts/emulator/beam/erl_term.h b/erts/emulator/beam/erl_term.h index f10a3a9d38..37014ccf94 100644 --- a/erts/emulator/beam/erl_term.h +++ b/erts/emulator/beam/erl_term.h @@ -112,11 +112,11 @@ struct erl_node_; /* Declared in erl_node_tables.h */ * 1000 REFC_BINARY | | * 1001 HEAP_BINARY | BINARIES | * 1010 SUB_BINARY | | - * 1011 Not used + * 1011 Not used; see comment below * 1100 EXTERNAL_PID | | * 1101 EXTERNAL_PORT | EXTERNAL THINGS | * 1110 EXTERNAL_REF | | - * 1111 Not used + * 1111 MAP * * COMMENTS: * @@ -140,10 +140,11 @@ struct erl_node_; /* Declared in erl_node_tables.h */ #define REFC_BINARY_SUBTAG (0x8 << _TAG_PRIMARY_SIZE) /* BINARY */ #define HEAP_BINARY_SUBTAG (0x9 << _TAG_PRIMARY_SIZE) /* BINARY */ #define SUB_BINARY_SUBTAG (0xA << _TAG_PRIMARY_SIZE) /* BINARY */ -#define MAP_SUBTAG (0xB << _TAG_PRIMARY_SIZE) /* MAP */ +/* _BINARY_XXX_MASK depends on 0xB being unused */ #define EXTERNAL_PID_SUBTAG (0xC << _TAG_PRIMARY_SIZE) /* EXTERNAL_PID */ #define EXTERNAL_PORT_SUBTAG (0xD << _TAG_PRIMARY_SIZE) /* EXTERNAL_PORT */ #define EXTERNAL_REF_SUBTAG (0xE << _TAG_PRIMARY_SIZE) /* EXTERNAL_REF */ +#define MAP_SUBTAG (0xF << _TAG_PRIMARY_SIZE) /* MAP */ #define _TAG_HEADER_ARITYVAL (TAG_PRIMARY_HEADER|ARITYVAL_SUBTAG) @@ -156,11 +157,11 @@ struct erl_node_; /* Declared in erl_node_tables.h */ #define _TAG_HEADER_REFC_BIN (TAG_PRIMARY_HEADER|REFC_BINARY_SUBTAG) #define _TAG_HEADER_HEAP_BIN (TAG_PRIMARY_HEADER|HEAP_BINARY_SUBTAG) #define _TAG_HEADER_SUB_BIN (TAG_PRIMARY_HEADER|SUB_BINARY_SUBTAG) -#define _TAG_HEADER_MAP (TAG_PRIMARY_HEADER|MAP_SUBTAG) #define _TAG_HEADER_EXTERNAL_PID (TAG_PRIMARY_HEADER|EXTERNAL_PID_SUBTAG) #define _TAG_HEADER_EXTERNAL_PORT (TAG_PRIMARY_HEADER|EXTERNAL_PORT_SUBTAG) #define _TAG_HEADER_EXTERNAL_REF (TAG_PRIMARY_HEADER|EXTERNAL_REF_SUBTAG) #define _TAG_HEADER_BIN_MATCHSTATE (TAG_PRIMARY_HEADER|BIN_MATCHSTATE_SUBTAG) +#define _TAG_HEADER_MAP (TAG_PRIMARY_HEADER|MAP_SUBTAG) #define _TAG_HEADER_MASK 0x3F @@ -892,7 +893,8 @@ typedef struct external_thing_ { (((x) & _TAG_HEADER_MASK) == _TAG_HEADER_EXTERNAL_REF) #define is_external_header(x) \ - (((x) & (_TAG_HEADER_MASK-_BINARY_XXX_MASK)) == _TAG_HEADER_EXTERNAL_PID) + (((x) & (_TAG_HEADER_MASK-_BINARY_XXX_MASK)) == _TAG_HEADER_EXTERNAL_PID \ + && ((x) & _TAG_HEADER_MASK) != _TAG_HEADER_MAP) #define is_external(x) (is_boxed((x)) && is_external_header(*boxed_val((x)))) diff --git a/erts/emulator/beam/erl_trace.c b/erts/emulator/beam/erl_trace.c index 6978a5f11a..ea5c850a30 100644 --- a/erts/emulator/beam/erl_trace.c +++ b/erts/emulator/beam/erl_trace.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 1999-2013. All Rights Reserved. + * Copyright Ericsson AB 1999-2014. All Rights Reserved. * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in @@ -151,6 +151,11 @@ do { \ message dispatcher thread takes care of that). */ #define ERTS_GET_TRACER_REF(RES, TPID, TRACEE_FLGS) \ do { (RES) = (TPID); } while(0) +int +erts_is_tracer_proc_valid(Process* p) +{ + return 1; +} #else #define ERTS_NULL_TRACER_REF NULL #define ERTS_TRACER_REF_TYPE Process * @@ -163,6 +168,20 @@ do { \ return; \ } \ } while (0) +int +erts_is_tracer_proc_valid(Process* p) +{ + Process* tracer; + + tracer = erts_proc_lookup(ERTS_TRACER_PROC(p)); + if (tracer && ERTS_TRACE_FLAGS(tracer) & F_TRACER) { + return 1; + } else { + ERTS_TRACER_PROC(p) = NIL; + ERTS_TRACE_FLAGS(p) = ~TRACEE_FLAGS; + return 0; + } +} #endif static Uint active_sched; @@ -2505,7 +2524,7 @@ monitor_large_heap(Process *p) { #ifndef ERTS_SMP ASSERT(is_internal_pid(system_monitor)); monitor_p = erts_proc_lookup(system_monitor); - if (monitor_p || p == monitor_p) { + if (!monitor_p || p == monitor_p) { return; } #endif diff --git a/erts/emulator/beam/erl_trace.h b/erts/emulator/beam/erl_trace.h index 853c6cb0d8..4f2c70d6e7 100644 --- a/erts/emulator/beam/erl_trace.h +++ b/erts/emulator/beam/erl_trace.h @@ -39,6 +39,7 @@ void erts_change_default_tracing(int setflags, Uint *flagsp, Eterm *tracerp); void erts_get_default_tracing(Uint *flagsp, Eterm *tracerp); void erts_set_system_monitor(Eterm monitor); Eterm erts_get_system_monitor(void); +int erts_is_tracer_proc_valid(Process* p); #ifdef ERTS_SMP void erts_check_my_tracer_proc(Process *); diff --git a/erts/emulator/beam/erl_unicode.c b/erts/emulator/beam/erl_unicode.c index 3a968594f3..f8e1431a53 100644 --- a/erts/emulator/beam/erl_unicode.c +++ b/erts/emulator/beam/erl_unicode.c @@ -2126,6 +2126,8 @@ Eterm erts_convert_native_to_filename(Process *p, byte *bytes) mac = 1; case ERL_FILENAME_UTF8: size = strlen((char *) bytes); + if (size == 0) + return NIL; if (erts_analyze_utf8(bytes,size,&err_pos,&num_chars,NULL) != ERTS_UTF8_OK) { goto noconvert; } diff --git a/erts/emulator/beam/external.c b/erts/emulator/beam/external.c index 9671cde228..8d240355b0 100644 --- a/erts/emulator/beam/external.c +++ b/erts/emulator/beam/external.c @@ -44,9 +44,6 @@ #include "erl_zlib.h" #include "erl_map.h" -#ifdef HIPE -#include "hipe_mode_switch.h" -#endif #define in_area(ptr,start,nbytes) ((UWord)((char*)(ptr) - (char*)(start)) < (nbytes)) #define MAX_STRING_LEN 0xffff @@ -111,26 +108,17 @@ static int encode_size_struct_int(struct TTBSizeContext_*, ErtsAtomCacheMap *acm static Export binary_to_term_trap_export; static BIF_RETTYPE binary_to_term_trap_1(BIF_ALIST_1); -static Eterm binary_to_term_int(Process* p, Uint32 flags, Eterm bin, Binary* context_b); +static BIF_RETTYPE binary_to_term_int(Process* p, Uint32 flags, Eterm bin, Binary* context_b, + Export *bif, Eterm arg0, Eterm arg1); void erts_init_external(void) { -#if 1 /* In R16 */ erts_init_trap_export(&term_to_binary_trap_export, - am_erlang, am_term_to_binary_trap, 1, + am_erts_internal, am_term_to_binary_trap, 1, &term_to_binary_trap_1); erts_init_trap_export(&binary_to_term_trap_export, - am_erlang, am_binary_to_term_trap, 1, + am_erts_internal, am_binary_to_term_trap, 1, &binary_to_term_trap_1); -#else - sys_memset((void *) &term_to_binary_trap_export, 0, sizeof(Export)); - term_to_binary_trap_export.address = &term_to_binary_trap_export.code[3]; - term_to_binary_trap_export.code[0] = am_erlang; - term_to_binary_trap_export.code[1] = am_term_to_binary_trap; - term_to_binary_trap_export.code[2] = 1; - term_to_binary_trap_export.code[3] = (BeamInstr) em_apply_bif; - term_to_binary_trap_export.code[4] = (BeamInstr) &term_to_binary_trap_1; -#endif return; } @@ -1069,6 +1057,8 @@ static BIF_RETTYPE term_to_binary_trap_1(BIF_ALIST_1) } } +HIPE_WRAPPER_BIF_DISABLE_GC(term_to_binary, 1) + BIF_RETTYPE term_to_binary_1(BIF_ALIST_1) { Eterm res = erts_term_to_binary_int(BIF_P, BIF_ARG_1, 0, TERM_TO_BINARY_DFLAGS, NULL); @@ -1081,6 +1071,8 @@ BIF_RETTYPE term_to_binary_1(BIF_ALIST_1) } } +HIPE_WRAPPER_BIF_DISABLE_GC(term_to_binary, 2) + BIF_RETTYPE term_to_binary_2(BIF_ALIST_2) { Process* p = BIF_P; @@ -1185,6 +1177,8 @@ typedef struct B2TContext_t { Uint32 flags; SWord reds; Eterm trap_bin; + Export *bif; + Eterm arg[2]; enum B2TState state; union { B2TSizeContext sc; @@ -1356,7 +1350,8 @@ static BIF_RETTYPE binary_to_term_trap_1(BIF_ALIST_1) Binary *context_bin = ((ProcBin *) binary_val(BIF_ARG_1))->val; ASSERT(ERTS_MAGIC_BIN_DESTRUCTOR(context_bin) == b2t_context_destructor); - return binary_to_term_int(BIF_P, 0, THE_NON_VALUE, context_bin); + return binary_to_term_int(BIF_P, 0, THE_NON_VALUE, context_bin, NULL, + THE_NON_VALUE, THE_NON_VALUE); } @@ -1391,8 +1386,10 @@ static B2TContext* b2t_export_context(Process* p, B2TContext* src) return ctx; } -static Eterm binary_to_term_int(Process* p, Uint32 flags, Eterm bin, Binary* context_b) +static BIF_RETTYPE binary_to_term_int(Process* p, Uint32 flags, Eterm bin, Binary* context_b, + Export *bif_init, Eterm arg0, Eterm arg1) { + BIF_RETTYPE ret_val; #ifdef EXTREME_B2T_TRAPPING SWord initial_reds = 1 + b2t_rand() % 4; #else @@ -1409,6 +1406,9 @@ static Eterm binary_to_term_int(Process* p, Uint32 flags, Eterm bin, Binary* con ctx->state = B2TPrepare; ctx->aligned_alloc = NULL; ctx->flags = flags; + ctx->bif = bif_init; + ctx->arg[0] = arg0; + ctx->arg[1] = arg1; IF_DEBUG(ctx->trap_bin = THE_NON_VALUE;) } else { is_first_call = 0; @@ -1504,12 +1504,24 @@ static Eterm binary_to_term_int(Process* p, Uint32 flags, Eterm bin, Binary* con HRelease(p, ctx->u.dc.hp_end, ctx->u.dc.hp_start); /*fall through*/ case B2TBadArg: - b2t_destroy_context(ctx); - if (!is_first_call) { - erts_set_gc_state(p, 1); - } BUMP_REDS(p, (initial_reds - ctx->reds) / B2T_BYTES_PER_REDUCTION); - BIF_ERROR(p, BADARG & ~EXF_SAVETRACE); + + ASSERT(ctx->bif == bif_export[BIF_binary_to_term_1] + || ctx->bif == bif_export[BIF_binary_to_term_2]); + + if (is_first_call) + ERTS_BIF_PREP_ERROR(ret_val, p, BADARG); + else { + erts_set_gc_state(p, 1); + if (is_non_value(ctx->arg[1])) + ERTS_BIF_PREP_ERROR_TRAPPED1(ret_val, p, BADARG, ctx->bif, + ctx->arg[0]); + else + ERTS_BIF_PREP_ERROR_TRAPPED2(ret_val, p, BADARG, ctx->bif, + ctx->arg[0], ctx->arg[1]); + } + b2t_destroy_context(ctx); + return ret_val; case B2TDone: b2t_destroy_context(ctx); @@ -1524,7 +1536,8 @@ static Eterm binary_to_term_int(Process* p, Uint32 flags, Eterm bin, Binary* con erts_set_gc_state(p, 1); } BUMP_REDS(p, (initial_reds - ctx->reds) / B2T_BYTES_PER_REDUCTION); - return ctx->u.dc.res; + ERTS_BIF_PREP_RET(ret_val, ctx->u.dc.res); + return ret_val; default: ASSERT(!"Unknown state in binary_to_term"); @@ -1541,15 +1554,24 @@ static Eterm binary_to_term_int(Process* p, Uint32 flags, Eterm bin, Binary* con erts_set_gc_state(p, 0); } BUMP_ALL_REDS(p); - BIF_TRAP1(&binary_to_term_trap_export, p, ctx->trap_bin); + + ERTS_BIF_PREP_TRAP1(ret_val, &binary_to_term_trap_export, + p, ctx->trap_bin); + + return ret_val; } -BIF_RETTYPE erts_internal_binary_to_term_1(BIF_ALIST_1) +HIPE_WRAPPER_BIF_DISABLE_GC(binary_to_term, 1) + +BIF_RETTYPE binary_to_term_1(BIF_ALIST_1) { - return binary_to_term_int(BIF_P, 0, BIF_ARG_1, NULL); + return binary_to_term_int(BIF_P, 0, BIF_ARG_1, NULL, bif_export[BIF_binary_to_term_1], + BIF_ARG_1, THE_NON_VALUE); } -BIF_RETTYPE erts_internal_binary_to_term_2(BIF_ALIST_2) +HIPE_WRAPPER_BIF_DISABLE_GC(binary_to_term, 2) + +BIF_RETTYPE binary_to_term_2(BIF_ALIST_2) { Eterm opts; Eterm opt; @@ -1570,7 +1592,8 @@ BIF_RETTYPE erts_internal_binary_to_term_2(BIF_ALIST_2) if (is_not_nil(opts)) goto error; - return binary_to_term_int(BIF_P, flags, BIF_ARG_1, NULL); + return binary_to_term_int(BIF_P, flags, BIF_ARG_1, NULL, bif_export[BIF_binary_to_term_2], + BIF_ARG_1, BIF_ARG_2); error: BIF_ERROR(BIF_P, BADARG); @@ -2562,29 +2585,25 @@ enc_term_int(TTBEncodeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj, byte* ep, { map_t *mp = (map_t*)map_val(obj); Uint size = map_get_size(mp); - Eterm *mptr; *ep++ = MAP_EXT; put_int32(size, ep); ep += 4; - /* Push values first */ if (size > 0) { - mptr = map_get_values(mp); + Eterm *kptr = map_get_keys(mp); + Eterm *vptr = map_get_values(mp); + for (i = size-1; i >= 1; i--) { WSTACK_PUSH(s, ENC_TERM); - WSTACK_PUSH(s, (UWord) mptr[i]); + WSTACK_PUSH(s, (UWord) vptr[i]); + WSTACK_PUSH(s, ENC_TERM); + WSTACK_PUSH(s, (UWord) kptr[i]); } WSTACK_PUSH(s, ENC_TERM); - WSTACK_PUSH(s, (UWord) mptr[0]); - - mptr = map_get_keys(mp); - for (i = size-1; i >= 1; i--) { - WSTACK_PUSH(s, ENC_TERM); - WSTACK_PUSH(s, (UWord) mptr[i]); - } + WSTACK_PUSH(s, (UWord) vptr[0]); - obj = mptr[0]; + obj = kptr[0]; goto L_jump_start; } } @@ -3518,16 +3537,16 @@ dec_term_atom_common: keys = make_tuple(hp); *hp++ = make_arityval(size); - kptr = hp; hp += size; + kptr = hp - 1; mp = (map_t*)hp; hp += MAP_HEADER_SIZE; - vptr = hp; hp += size; + vptr = hp - 1; - /* kptr, first word for keys - * vptr, first word for values + /* kptr, last word for keys + * vptr, last word for values */ /* @@ -3542,27 +3561,12 @@ dec_term_atom_common: mp->keys = keys; *objp = make_map(mp); - /* We assume the map is wellformed, meaning: - * - ascending key order - * - unique keys - */ - - objp = vptr + size - 1; - n = size; - - while (n-- > 0) { - *objp = (Eterm) COMPRESS_POINTER(next); - next = objp; - objp--; - } - - objp = kptr + size - 1; - n = size; - - while (n-- > 0) { - *objp = (Eterm) COMPRESS_POINTER(next); - next = objp; - objp--; + for (n = size; n; n--) { + *vptr = (Eterm) COMPRESS_POINTER(next); + *kptr = (Eterm) COMPRESS_POINTER(vptr); + next = kptr; + vptr--; + kptr--; } } break; @@ -4459,66 +4463,3 @@ error: #undef SKIP2 #undef CHKSIZE } - - -#ifdef HIPE -BIF_RETTYPE hipe_wrapper_term_to_binary_1(BIF_ALIST_1); -BIF_RETTYPE hipe_wrapper_term_to_binary_2(BIF_ALIST_2); -BIF_RETTYPE hipe_wrapper_erts_internal_binary_to_term_1(BIF_ALIST_1); -BIF_RETTYPE hipe_wrapper_erts_internal_binary_to_term_2(BIF_ALIST_2); - -/* Hipe wrappers used by native code for BIFs that disable GC while trapping. - * - * Problem: - * When native code calls a BIF that traps, hipe_mode_switch will push a - * "trap frame" on the Erlang stack in order to find its way back from beam_emu - * back to native caller when finally done. If GC is disabled and stack/heap - * is full there is no place to push the "trap frame". - * - * Solution: - * We reserve space on stack for the "trap frame" here before the BIF is called. - * If the BIF does not trap, the space is reclaimed here before returning. - * If the BIF traps, hipe_push_beam_trap_frame() will detect that a "trap frame" - * already is reserved and use it. - */ -BIF_RETTYPE hipe_wrapper_term_to_binary_1(BIF_ALIST_1) -{ - Eterm res; - hipe_reserve_beam_trap_frame(BIF_P, BIF__ARGS, 1); - res = term_to_binary_1(BIF_P, BIF__ARGS); - if (is_value(res) || BIF_P->freason != TRAP) { - hipe_unreserve_beam_trap_frame(BIF_P); - } - return res; -} -BIF_RETTYPE hipe_wrapper_term_to_binary_2(BIF_ALIST_2) -{ - Eterm res; - hipe_reserve_beam_trap_frame(BIF_P, BIF__ARGS, 2); - res = term_to_binary_2(BIF_P, BIF__ARGS); - if (is_value(res) || BIF_P->freason != TRAP) { - hipe_unreserve_beam_trap_frame(BIF_P); - } - return res; -} -BIF_RETTYPE hipe_wrapper_erts_internal_binary_to_term_1(BIF_ALIST_1) -{ - Eterm res; - hipe_reserve_beam_trap_frame(BIF_P, BIF__ARGS, 1); - res = erts_internal_binary_to_term_1(BIF_P, BIF__ARGS); - if (is_value(res) || BIF_P->freason != TRAP) { - hipe_unreserve_beam_trap_frame(BIF_P); - } - return res; -} -BIF_RETTYPE hipe_wrapper_erts_internal_binary_to_term_2(BIF_ALIST_2) -{ - Eterm res; - hipe_reserve_beam_trap_frame(BIF_P, BIF__ARGS, 2); - res = erts_internal_binary_to_term_2(BIF_P, BIF__ARGS); - if (is_value(res) || BIF_P->freason != TRAP) { - hipe_unreserve_beam_trap_frame(BIF_P); - } - return res; -} -#endif /*HIPE*/ diff --git a/erts/emulator/beam/global.h b/erts/emulator/beam/global.h index 8fcb95d0e2..891046a8b5 100755 --- a/erts/emulator/beam/global.h +++ b/erts/emulator/beam/global.h @@ -435,6 +435,8 @@ do {\ }\ } while(0) +#define CLEAR_SAVED_ESTACK(estack) ((void) ((estack)->start = NULL)) + /* * Use on empty stack, only the allocator can be changed before this. * The src stack is reset to NULL. @@ -551,6 +553,8 @@ do {\ }\ } while(0) +#define CLEAR_SAVED_WSTACK(wstack) ((void) ((wstack)->wstart = NULL)) + /* * Use on empty stack, only the allocator can be changed before this. * The src stack is reset to NULL. @@ -951,20 +955,67 @@ struct Sint_buf { }; char* Sint_to_buf(Sint, struct Sint_buf*); +#define ERTS_IOLIST_STATE_INITER(C_P, OBJ) \ + {(C_P), 0, 0, (OBJ), {NULL, NULL, NULL, ERTS_ALC_T_INVALID}, 0, 0} + +#define ERTS_IOLIST_STATE_MOVE(TO, FROM) \ + sys_memcpy((void *) (TO), (void *) (FROM), sizeof(ErtsIOListState)) + +#define ERTS_IOLIST_SIZE_YIELDS_COUNT_PER_RED 8 + +typedef struct { + Process *c_p; + ErlDrvSizeT size; + Uint offs; + Eterm obj; + ErtsEStack estack; + int reds_left; + int have_size; +} ErtsIOListState; + +#define ERTS_IOLIST2BUF_STATE_INITER(C_P, OBJ) \ + {ERTS_IOLIST_STATE_INITER((C_P), (OBJ)), {NULL, 0, 0, 0}, NULL, 0, NULL, 0} + +#define ERTS_IOLIST2BUF_STATE_MOVE(TO, FROM) \ + sys_memcpy((void *) (TO), (void *) (FROM), sizeof(ErtsIOList2BufState)) + +#define ERTS_IOLIST_TO_BUF_BYTES_PER_YIELD_COUNT 32 +#define ERTS_IOLIST_TO_BUF_YIELD_COUNT_PER_RED 8 +#define ERTS_IOLIST_TO_BUF_BYTES_PER_RED \ + (ERTS_IOLIST_TO_BUF_YIELD_COUNT_PER_RED*ERTS_IOLIST_TO_BUF_BYTES_PER_YIELD_COUNT) + +typedef struct { + ErtsIOListState iolist; + struct { + byte *bptr; + size_t size; + Uint bitoffs; + Uint bitsize; + } bcopy; + char *buf; + ErlDrvSizeT len; + Eterm *objp; + int offset; +} ErtsIOList2BufState; + #define ERTS_IOLIST_OK 0 #define ERTS_IOLIST_OVERFLOW 1 #define ERTS_IOLIST_TYPE 2 +#define ERTS_IOLIST_YIELD 3 Eterm buf_to_intlist(Eterm**, const char*, size_t, Eterm); /* most callers pass plain char*'s */ #define ERTS_IOLIST_TO_BUF_OVERFLOW (~((ErlDrvSizeT) 0)) #define ERTS_IOLIST_TO_BUF_TYPE_ERROR (~((ErlDrvSizeT) 1)) +#define ERTS_IOLIST_TO_BUF_YIELD (~((ErlDrvSizeT) 2)) #define ERTS_IOLIST_TO_BUF_FAILED(R) \ - (((R) & (~((ErlDrvSizeT) 1))) == (~((ErlDrvSizeT) 1))) + (((R) & (~((ErlDrvSizeT) 3))) == (~((ErlDrvSizeT) 3))) #define ERTS_IOLIST_TO_BUF_SUCCEEDED(R) \ (!ERTS_IOLIST_TO_BUF_FAILED((R))) ErlDrvSizeT erts_iolist_to_buf(Eterm, char*, ErlDrvSizeT); +ErlDrvSizeT erts_iolist_to_buf_yielding(ErtsIOList2BufState *); +int erts_iolist_size_yielding(ErtsIOListState *state); int erts_iolist_size(Eterm, ErlDrvSizeT *); int is_string(Eterm); void erl_at_exit(void (*) (void*), void*); diff --git a/erts/emulator/beam/io.c b/erts/emulator/beam/io.c index cd5060ebb3..edf4a28784 100644 --- a/erts/emulator/beam/io.c +++ b/erts/emulator/beam/io.c @@ -914,8 +914,8 @@ int erts_port_handle_xports(Port *prt) (iov)->iov_base = (ptr); \ (iov)->iov_len = (len); \ if (sizeof((iov)->iov_len) < sizeof(len) \ - /* Check if (len) overflowed (iov)->iov_len */ \ - && ((len) >> (sizeof((iov)->iov_len)*CHAR_BIT)) != 0) { \ + /* Check if (len) overflowed (iov)->iov_len */ \ + && (iov)->iov_len != (len)) { \ goto L_overflow; \ } \ *(bv)++ = (bin); \ @@ -2473,7 +2473,7 @@ set_port_connected(int bang_op, DTRACE_CHARBUF(newprocess_str, DTRACE_TERM_BUF_SIZE); dtrace_pid_str(connect, process_str); - erts_snprintf(port_str, sizeof(port_str), "%T", prt->common.id); + erts_snprintf(port_str, sizeof(DTRACE_CHARBUF_NAME(port_str)), "%T", prt->common.id); dtrace_proc_str(rp, newprocess_str); DTRACE4(port_connect, process_str, port_str, prt->name, newprocess_str); } @@ -3591,9 +3591,9 @@ erts_deliver_port_exit(Port *p, Eterm from, Eterm reason, int send_closed) DTRACE_CHARBUF(port_str, DTRACE_TERM_BUF_SIZE); DTRACE_CHARBUF(rreason_str, 64); - erts_snprintf(from_str, sizeof(from_str), "%T", from); + erts_snprintf(from_str, sizeof(DTRACE_CHARBUF_NAME(from_str)), "%T", from); dtrace_port_str(p, port_str); - erts_snprintf(rreason_str, sizeof(rreason_str), "%T", rreason); + erts_snprintf(rreason_str, sizeof(DTRACE_CHARBUF_NAME(rreason_str)), "%T", rreason); DTRACE4(port_exit, from_str, port_str, p->name, rreason_str); } #endif @@ -4660,7 +4660,7 @@ set_busy_port(ErlDrvPort dprt, int on) #ifdef USE_VM_PROBES if (DTRACE_ENABLED(port_busy)) { - erts_snprintf(port_str, sizeof(port_str), + erts_snprintf(port_str, sizeof(DTRACE_CHARBUF_NAME(port_str)), "%T", prt->common.id); DTRACE1(port_busy, port_str); } @@ -4673,7 +4673,7 @@ set_busy_port(ErlDrvPort dprt, int on) #ifdef USE_VM_PROBES if (DTRACE_ENABLED(port_not_busy)) { - erts_snprintf(port_str, sizeof(port_str), + erts_snprintf(port_str, sizeof(DTRACE_CHARBUF_NAME(port_str)), "%T", prt->common.id); DTRACE1(port_not_busy, port_str); } @@ -4725,9 +4725,9 @@ erts_port_resume_procs(Port *prt) DTRACE_CHARBUF(pid_str, 16); ErtsProcList* plp2 = plp; - erts_snprintf(port_str, sizeof(port_str), "%T", prt->common.id); + erts_snprintf(port_str, sizeof(DTRACE_CHARBUF_NAME(port_str)), "%T", prt->common.id); while (plp2 != NULL) { - erts_snprintf(pid_str, sizeof(pid_str), "%T", plp2->pid); + erts_snprintf(pid_str, sizeof(DTRACE_CHARBUF_NAME(pid_str)), "%T", plp2->pid); DTRACE2(process_port_unblocked, pid_str, port_str); } } diff --git a/erts/emulator/beam/ops.tab b/erts/emulator/beam/ops.tab index 73630fda8e..68fcc177ae 100644 --- a/erts/emulator/beam/ops.tab +++ b/erts/emulator/beam/ops.tab @@ -1484,7 +1484,8 @@ new_map j d I I update_map_assoc j s d I I update_map_exact j s d I I -is_map Fail cq => jump Fail +is_map Fail Literal=q => move Literal x | is_map Fail x +is_map Fail c => jump Fail %macro: is_map IsMap -fail_action is_map f r diff --git a/erts/emulator/beam/sys.h b/erts/emulator/beam/sys.h index e273056a2b..05f07e57b2 100644 --- a/erts/emulator/beam/sys.h +++ b/erts/emulator/beam/sys.h @@ -154,10 +154,14 @@ typedef ERTS_SYS_FD_TYPE ErtsSysFdType; /* In VC++, noreturn is a declspec that has to be before the types, * but in GNUC it is an att ribute to be placed between return type * and function name, hence __decl_noreturn <types> __noreturn <function name> + * + * at some platforms (e.g. Android) __noreturn is defined at sys/cdef.h */ #if __GNUC__ # define __decl_noreturn -# define __noreturn __attribute__((noreturn)) +# ifndef __noreturn +# define __noreturn __attribute__((noreturn)) +# endif #else # if defined(__WIN32__) && defined(_MSC_VER) # define __noreturn diff --git a/erts/emulator/beam/utils.c b/erts/emulator/beam/utils.c index 5b43d25e3c..72092ec7b0 100644 --- a/erts/emulator/beam/utils.c +++ b/erts/emulator/beam/utils.c @@ -2125,7 +2125,11 @@ tailrecur_ne: if (!is_boxed(b) || *boxed_val_rel(b,b_base) != *aa) goto not_equal; bb = map_val_rel(b,b_base); - if ((sz = map_get_size((map_t*)aa)) == 0) goto pop_next; + sz = map_get_size((map_t*)aa); + + if (sz != map_get_size((map_t*)bb)) goto not_equal; + if (sz == 0) goto pop_next; + aa += 2; bb += 2; sz += 1; /* increment for tuple-keys */ @@ -3193,106 +3197,303 @@ buf_to_intlist(Eterm** hpp, const char *buf, size_t len, Eterm tail) ** */ -ErlDrvSizeT erts_iolist_to_buf(Eterm obj, char* buf, ErlDrvSizeT alloced_len) +typedef enum { + ERTS_IL2B_BCOPY_OK, + ERTS_IL2B_BCOPY_YIELD, + ERTS_IL2B_BCOPY_OVERFLOW, + ERTS_IL2B_BCOPY_TYPE_ERROR +} ErtsIL2BBCopyRes; + +static ErtsIL2BBCopyRes +iolist_to_buf_bcopy(ErtsIOList2BufState *state, Eterm obj, int *yield_countp); + +static ERTS_INLINE ErlDrvSizeT +iolist_to_buf(const int yield_support, + ErtsIOList2BufState *state, + Eterm obj, + char* buf, + ErlDrvSizeT alloced_len) { - ErlDrvSizeT len = (ErlDrvSizeT) alloced_len; - Eterm* objp; +#undef IOLIST_TO_BUF_BCOPY +#define IOLIST_TO_BUF_BCOPY(CONSP) \ +do { \ + size_t size = binary_size(obj); \ + if (size > 0) { \ + Uint bitsize; \ + byte* bptr; \ + Uint bitoffs; \ + Uint num_bits; \ + if (yield_support) { \ + size_t max_size = ERTS_IOLIST_TO_BUF_BYTES_PER_YIELD_COUNT; \ + if (yield_count > 0) \ + max_size *= yield_count+1; \ + if (size > max_size) { \ + state->objp = CONSP; \ + goto L_bcopy_yield; \ + } \ + if (size >= ERTS_IOLIST_TO_BUF_BYTES_PER_YIELD_COUNT) { \ + int cost = (int) size; \ + cost /= ERTS_IOLIST_TO_BUF_BYTES_PER_YIELD_COUNT; \ + yield_count -= cost; \ + } \ + } \ + if (len < size) \ + goto L_overflow; \ + ERTS_GET_BINARY_BYTES(obj, bptr, bitoffs, bitsize); \ + if (bitsize != 0) \ + goto L_type_error; \ + num_bits = 8*size; \ + copy_binary_to_buffer(buf, 0, bptr, bitoffs, num_bits); \ + buf += size; \ + len -= size; \ + } \ +} while (0) + + ErlDrvSizeT res, len; + Eterm* objp = NULL; + int init_yield_count; + int yield_count; DECLARE_ESTACK(s); - goto L_again; - - while (!ESTACK_ISEMPTY(s)) { - obj = ESTACK_POP(s); - L_again: - if (is_list(obj)) { - L_iter_list: - objp = list_val(obj); - obj = CAR(objp); - if (is_byte(obj)) { - if (len == 0) { - goto L_overflow; - } - *buf++ = unsigned_val(obj); - len--; - } else if (is_binary(obj)) { - byte* bptr; - size_t size = binary_size(obj); - Uint bitsize; - Uint bitoffs; - Uint num_bits; - - if (len < size) { + + len = (ErlDrvSizeT) alloced_len; + + if (!yield_support) { + yield_count = init_yield_count = 0; /* Shut up faulty warning... >:-( */ + goto L_again; + } + else { + + if (state->iolist.reds_left <= 0) + return ERTS_IOLIST_TO_BUF_YIELD; + + ESTACK_CHANGE_ALLOCATOR(s, ERTS_ALC_T_SAVED_ESTACK); + init_yield_count = (ERTS_IOLIST_TO_BUF_YIELD_COUNT_PER_RED + * state->iolist.reds_left); + yield_count = init_yield_count; + + if (!state->iolist.estack.start) + goto L_again; + else { + int chk_stack; + /* Restart; restore state... */ + ESTACK_RESTORE(s, &state->iolist.estack); + + if (!state->bcopy.bptr) + chk_stack = 0; + else { + chk_stack = 1; + switch (iolist_to_buf_bcopy(state, THE_NON_VALUE, &yield_count)) { + case ERTS_IL2B_BCOPY_OK: + break; + case ERTS_IL2B_BCOPY_YIELD: + BUMP_ALL_REDS(state->iolist.c_p); + state->iolist.reds_left = 0; + ESTACK_SAVE(s, &state->iolist.estack); + return ERTS_IOLIST_TO_BUF_YIELD; + case ERTS_IL2B_BCOPY_OVERFLOW: goto L_overflow; - } - ERTS_GET_BINARY_BYTES(obj, bptr, bitoffs, bitsize); - if (bitsize != 0) { + case ERTS_IL2B_BCOPY_TYPE_ERROR: goto L_type_error; } - num_bits = 8*size; - copy_binary_to_buffer(buf, 0, bptr, bitoffs, num_bits); - buf += size; - len -= size; - } else if (is_list(obj)) { - ESTACK_PUSH(s, CDR(objp)); - goto L_iter_list; /* on head */ - } else if (is_not_nil(obj)) { - goto L_type_error; } - obj = CDR(objp); - if (is_list(obj)) { - goto L_iter_list; /* on tail */ - } else if (is_binary(obj)) { - byte* bptr; - size_t size = binary_size(obj); - Uint bitsize; - Uint bitoffs; - Uint num_bits; - if (len < size) { - goto L_overflow; + obj = state->iolist.obj; + buf = state->buf; + len = state->len; + objp = state->objp; + state->objp = NULL; + if (objp) + goto L_tail; + if (!chk_stack) + goto L_again; + /* check stack */ + } + } + + while (!ESTACK_ISEMPTY(s)) { + obj = ESTACK_POP(s); + L_again: + if (is_list(obj)) { + while (1) { /* Tail loop */ + while (1) { /* Head loop */ + if (yield_support && --yield_count <= 0) + goto L_yield; + objp = list_val(obj); + obj = CAR(objp); + if (is_byte(obj)) { + if (len == 0) { + goto L_overflow; + } + *buf++ = unsigned_val(obj); + len--; + } else if (is_binary(obj)) { + IOLIST_TO_BUF_BCOPY(objp); + } else if (is_list(obj)) { + ESTACK_PUSH(s, CDR(objp)); + continue; /* Head loop */ + } else if (is_not_nil(obj)) { + goto L_type_error; + } + break; } - ERTS_GET_BINARY_BYTES(obj, bptr, bitoffs, bitsize); - if (bitsize != 0) { + + L_tail: + + obj = CDR(objp); + + if (is_list(obj)) { + continue; /* Tail loop */ + } else if (is_binary(obj)) { + IOLIST_TO_BUF_BCOPY(NULL); + } else if (is_not_nil(obj)) { goto L_type_error; } - num_bits = 8*size; - copy_binary_to_buffer(buf, 0, bptr, bitoffs, num_bits); - buf += size; - len -= size; - } else if (is_not_nil(obj)) { - goto L_type_error; + break; } } else if (is_binary(obj)) { - byte* bptr; - size_t size = binary_size(obj); - Uint bitsize; - Uint bitoffs; - Uint num_bits; - if (len < size) { - goto L_overflow; - } - ERTS_GET_BINARY_BYTES(obj, bptr, bitoffs, bitsize); - if (bitsize != 0) { - goto L_type_error; - } - num_bits = 8*size; - copy_binary_to_buffer(buf, 0, bptr, bitoffs, num_bits); - buf += size; - len -= size; + IOLIST_TO_BUF_BCOPY(NULL); } else if (is_not_nil(obj)) { goto L_type_error; - } + } else if (yield_support && --yield_count <= 0) + goto L_yield; } + res = len; + + L_return: + DESTROY_ESTACK(s); - return len; + + if (yield_support) { + int reds; + CLEAR_SAVED_ESTACK(&state->iolist.estack); + reds = ((init_yield_count - yield_count - 1) + / ERTS_IOLIST_TO_BUF_YIELD_COUNT_PER_RED) + 1; + BUMP_REDS(state->iolist.c_p, reds); + state->iolist.reds_left -= reds; + if (state->iolist.reds_left < 0) + state->iolist.reds_left = 0; + } + + + return res; L_type_error: - DESTROY_ESTACK(s); - return ERTS_IOLIST_TO_BUF_TYPE_ERROR; + res = ERTS_IOLIST_TO_BUF_TYPE_ERROR; + goto L_return; L_overflow: - DESTROY_ESTACK(s); - return ERTS_IOLIST_TO_BUF_OVERFLOW; + res = ERTS_IOLIST_TO_BUF_OVERFLOW; + goto L_return; + + L_bcopy_yield: + + state->buf = buf; + state->len = len; + + switch (iolist_to_buf_bcopy(state, obj, &yield_count)) { + case ERTS_IL2B_BCOPY_OK: + ERTS_INTERNAL_ERROR("Missing yield"); + case ERTS_IL2B_BCOPY_YIELD: + BUMP_ALL_REDS(state->iolist.c_p); + state->iolist.reds_left = 0; + ESTACK_SAVE(s, &state->iolist.estack); + return ERTS_IOLIST_TO_BUF_YIELD; + case ERTS_IL2B_BCOPY_OVERFLOW: + goto L_overflow; + case ERTS_IL2B_BCOPY_TYPE_ERROR: + goto L_type_error; + } + + L_yield: + + BUMP_ALL_REDS(state->iolist.c_p); + state->iolist.reds_left = 0; + state->iolist.obj = obj; + state->buf = buf; + state->len = len; + ESTACK_SAVE(s, &state->iolist.estack); + return ERTS_IOLIST_TO_BUF_YIELD; + +#undef IOLIST_TO_BUF_BCOPY +} + +static ErtsIL2BBCopyRes +iolist_to_buf_bcopy(ErtsIOList2BufState *state, Eterm obj, int *yield_countp) +{ + ErtsIL2BBCopyRes res; + char *buf = state->buf; + ErlDrvSizeT len = state->len; + byte* bptr; + size_t size; + size_t max_size; + Uint bitoffs; + Uint num_bits; + int yield_count = *yield_countp; + + if (state->bcopy.bptr) { + bptr = state->bcopy.bptr; + size = state->bcopy.size; + bitoffs = state->bcopy.bitoffs; + state->bcopy.bptr = NULL; + } + else { + Uint bitsize; + + ASSERT(is_binary(obj)); + + size = binary_size(obj); + if (size <= 0) + return ERTS_IL2B_BCOPY_OK; + + if (len < size) + return ERTS_IL2B_BCOPY_OVERFLOW; + + ERTS_GET_BINARY_BYTES(obj, bptr, bitoffs, bitsize); + if (bitsize != 0) + return ERTS_IL2B_BCOPY_TYPE_ERROR; + } + + ASSERT(size > 0); + max_size = (size_t) ERTS_IOLIST_TO_BUF_BYTES_PER_YIELD_COUNT; + if (yield_count > 0) + max_size *= (size_t) (yield_count+1); + + if (size <= max_size) { + if (size >= ERTS_IOLIST_TO_BUF_BYTES_PER_YIELD_COUNT) { + int cost = (int) size; + cost /= ERTS_IOLIST_TO_BUF_BYTES_PER_YIELD_COUNT; + yield_count -= cost; + } + res = ERTS_IL2B_BCOPY_OK; + } + else { + ASSERT(0 < max_size && max_size < size); + yield_count = 0; + state->bcopy.bptr = bptr + max_size; + state->bcopy.bitoffs = bitoffs; + state->bcopy.size = size - max_size; + size = max_size; + res = ERTS_IL2B_BCOPY_YIELD; + } + + num_bits = 8*size; + copy_binary_to_buffer(buf, 0, bptr, bitoffs, num_bits); + state->buf += size; + state->len -= size; + *yield_countp = yield_count; + + return res; +} + +ErlDrvSizeT erts_iolist_to_buf_yielding(ErtsIOList2BufState *state) +{ + return iolist_to_buf(1, state, state->iolist.obj, state->buf, state->len); +} + +ErlDrvSizeT erts_iolist_to_buf(Eterm obj, char* buf, ErlDrvSizeT alloced_len) +{ + return iolist_to_buf(0, NULL, obj, buf, alloced_len); } /* @@ -3303,11 +3504,32 @@ ErlDrvSizeT erts_iolist_to_buf(Eterm obj, char* buf, ErlDrvSizeT alloced_len) * Any input term error detected in erts_iolist_to_buf should also * be detected in this function! */ -int erts_iolist_size(Eterm obj, ErlDrvSizeT* sizep) + +static ERTS_INLINE int +iolist_size(const int yield_support, ErtsIOListState *state, Eterm obj, ErlDrvSizeT* sizep) { + int res, init_yield_count, yield_count; Eterm* objp; - Uint size = 0; /* Intentionally Uint due to halfword heap */ + Uint size = (Uint) *sizep; /* Intentionally Uint due to halfword heap */ DECLARE_ESTACK(s); + + if (!yield_support) + yield_count = init_yield_count = 0; /* Shut up faulty warning... >:-( */ + else { + if (state->reds_left <= 0) + return ERTS_IOLIST_YIELD; + ESTACK_CHANGE_ALLOCATOR(s, ERTS_ALC_T_SAVED_ESTACK); + init_yield_count = ERTS_IOLIST_SIZE_YIELDS_COUNT_PER_RED; + init_yield_count *= state->reds_left; + yield_count = init_yield_count; + if (state->estack.start) { + /* Restart; restore state... */ + ESTACK_RESTORE(s, &state->estack); + size = (Uint) state->size; + obj = state->obj; + } + } + goto L_again; #define SAFE_ADD(Var, Val) \ @@ -3323,51 +3545,101 @@ int erts_iolist_size(Eterm obj, ErlDrvSizeT* sizep) obj = ESTACK_POP(s); L_again: if (is_list(obj)) { - L_iter_list: - objp = list_val(obj); - /* Head */ - obj = CAR(objp); - if (is_byte(obj)) { - size++; - if (size == 0) { - goto L_overflow_error; + while (1) { /* Tail loop */ + while (1) { /* Head loop */ + if (yield_support && --yield_count <= 0) + goto L_yield; + objp = list_val(obj); + /* Head */ + obj = CAR(objp); + if (is_byte(obj)) { + size++; + if (size == 0) { + goto L_overflow_error; + } + } else if (is_binary(obj) && binary_bitsize(obj) == 0) { + SAFE_ADD(size, binary_size(obj)); + } else if (is_list(obj)) { + ESTACK_PUSH(s, CDR(objp)); + continue; /* Head loop */ + } else if (is_not_nil(obj)) { + goto L_type_error; + } + break; } - } else if (is_binary(obj) && binary_bitsize(obj) == 0) { - SAFE_ADD(size, binary_size(obj)); - } else if (is_list(obj)) { - ESTACK_PUSH(s, CDR(objp)); - goto L_iter_list; /* on head */ - } else if (is_not_nil(obj)) { - goto L_type_error; + /* Tail */ + obj = CDR(objp); + if (is_list(obj)) + continue; /* Tail loop */ + else if (is_binary(obj) && binary_bitsize(obj) == 0) { + SAFE_ADD(size, binary_size(obj)); + } else if (is_not_nil(obj)) { + goto L_type_error; + } + break; } - /* Tail */ - obj = CDR(objp); - if (is_list(obj)) - goto L_iter_list; /* on tail */ - else if (is_binary(obj) && binary_bitsize(obj) == 0) { + } else { + if (yield_support && --yield_count <= 0) + goto L_yield; + if (is_binary(obj) && binary_bitsize(obj) == 0) { /* Tail was binary */ SAFE_ADD(size, binary_size(obj)); } else if (is_not_nil(obj)) { goto L_type_error; } - } else if (is_binary(obj) && binary_bitsize(obj) == 0) { /* Tail was binary */ - SAFE_ADD(size, binary_size(obj)); - } else if (is_not_nil(obj)) { - goto L_type_error; } } #undef SAFE_ADD - DESTROY_ESTACK(s); *sizep = (ErlDrvSizeT) size; - return ERTS_IOLIST_OK; - L_overflow_error: + res = ERTS_IOLIST_OK; + + L_return: + DESTROY_ESTACK(s); - return ERTS_IOLIST_OVERFLOW; + + if (yield_support) { + int yc, reds; + CLEAR_SAVED_ESTACK(&state->estack); + yc = init_yield_count - yield_count; + reds = ((yc - 1) / ERTS_IOLIST_SIZE_YIELDS_COUNT_PER_RED) + 1; + BUMP_REDS(state->c_p, reds); + state->reds_left -= reds; + state->size = (ErlDrvSizeT) size; + state->have_size = 1; + } + + return res; + + L_overflow_error: + res = ERTS_IOLIST_OVERFLOW; + size = 0; + goto L_return; L_type_error: - DESTROY_ESTACK(s); - return ERTS_IOLIST_TYPE; + res = ERTS_IOLIST_TYPE; + size = 0; + goto L_return; + + L_yield: + BUMP_ALL_REDS(state->c_p); + state->reds_left = 0; + state->size = size; + state->obj = obj; + ESTACK_SAVE(s, &state->estack); + return ERTS_IOLIST_YIELD; +} + +int erts_iolist_size_yielding(ErtsIOListState *state) +{ + ErlDrvSizeT size = state->size; + return iolist_size(1, state, state->obj, &size); +} + +int erts_iolist_size(Eterm obj, ErlDrvSizeT* sizep) +{ + *sizep = 0; + return iolist_size(0, NULL, obj, sizep); } /* return 0 if item is not a non-empty flat list of bytes */ diff --git a/erts/emulator/drivers/common/gzio.c b/erts/emulator/drivers/common/gzio.c index ef539f8f9b..1ef1602ec9 100644 --- a/erts/emulator/drivers/common/gzio.c +++ b/erts/emulator/drivers/common/gzio.c @@ -230,6 +230,7 @@ local ErtsGzFile gz_open (path, mode) errno = 0; #if defined(FILENAMES_16BIT) { + FILE* efile_wfopen(const WCHAR* name, const WCHAR* mode); WCHAR wfmode[80]; int i = 0; int j; @@ -237,7 +238,7 @@ local ErtsGzFile gz_open (path, mode) wfmode[i++] = (WCHAR) fmode[j]; } wfmode[i++] = L'\0'; - s->file = _wfopen((WCHAR *)path, wfmode); + s->file = efile_wfopen((WCHAR *)path, wfmode); if (s->file == NULL) { return s->destroy(s), (ErtsGzFile)Z_NULL; } diff --git a/erts/emulator/drivers/common/inet_drv.c b/erts/emulator/drivers/common/inet_drv.c index 357a4b7bcb..09bada457d 100644 --- a/erts/emulator/drivers/common/inet_drv.c +++ b/erts/emulator/drivers/common/inet_drv.c @@ -93,6 +93,10 @@ typedef unsigned long long llu_t; #define INT16_MAX (32767) #endif +#ifdef __OSE__ +#include "inet.h" +#endif + #ifdef __WIN32__ #define STRNCASECMP strncasecmp @@ -121,10 +125,6 @@ typedef unsigned long long llu_t; #undef WANT_NONBLOCKING #include "sys.h" -#ifdef __OSE__ -#include "inet.h" -#endif - #undef EWOULDBLOCK #undef ETIMEDOUT @@ -200,6 +200,7 @@ typedef unsigned long long llu_t; #define HAVE_MULTICAST_SUPPORT +#define HAVE_UDP #define ERRNO_BLOCK WSAEWOULDBLOCK @@ -294,29 +295,55 @@ static unsigned long zero_value = 0; static unsigned long one_value = 1; #elif defined (__OSE__) + +/* + * Some notes about how inet (currently only tcp) works on OSE. + * The driver uses OSE signals to communicate with the one_inet + * process. Because of the difference in how signals and file descriptors + * work the whole select/deselect mechanic is very different. + * In ose when a sock_select is done a function is called. That function + * notes the changes that the driver want to do, but does not act on it. + * later when the function returns the new desired state is compared + * to the previous state and the apprioriate actions are taken. The action + * is usually to either request more data from the stack or stop requesting + * data. + * + * One thing to note is that the driver never does select/deselect. It always + * listens for the signals. Flow of data is regulated by sending or not sending + * signals to the ose inet process. + * + * The interesting functions to look at are: + * * inet_driver_select : called when sock_select is called + * * tcp_inet_ose_dispatch_signal : checks state changes and sends new signals + * * tcp_inet_drv_output_ose : ready output callback, reads signals and calls + * dispatch_signal + * * tcp_inet_drv_input_ose : ready input callback. + */ + +#include "efs.h" #include "sys/socket.h" #include "sys/uio.h" #include "sfk/sys/sfk_uio.h" #include "netinet/in.h" #include "netinet/tcp.h" #include "netdb.h" +#include "ose_spi/socket.sig" -ssize_t writev(int fd, const struct iovec *iov, int iovcnt) -{ - return 0; -} + +static ssize_t writev_fallback(int fd, const struct iovec *iov, int iovcnt, int max_sz); #define INVALID_SOCKET -1 #define INVALID_EVENT -1 #define SOCKET_ERROR -1 #define SOCKET int -#define HANDLE long int -#define FD_READ ERL_DRV_READ -#define FD_WRITE ERL_DRV_WRITE -#define FD_CLOSE 0 -#define FD_CONNECT ERL_DRV_WRITE -#define FD_ACCEPT ERL_DRV_READ +#define HANDLE int +#define FD_READ ERL_DRV_READ +#define FD_WRITE ERL_DRV_WRITE +#define FD_CLOSE 0 +#define FD_CONNECT (1<<4) +#define FD_ACCEPT (1<<5) +#define SOCK_FD_ERROR (1<<6) #define sock_connect(s, addr, len) connect((s), (addr), (len)) #define sock_listen(s, b) listen((s), (b)) @@ -335,11 +362,12 @@ ssize_t writev(int fd, const struct iovec *iov, int iovcnt) #define sock_sendto(s,buf,blen,flag,addr,alen) \ sendto((s),(buf),(blen),(flag),(addr),(alen)) #define sock_sendv(s, vec, size, np, flag) \ - (*(np) = writev((s), (struct iovec*)(vec), (size))) + (*(np) = writev_fallback((s), (struct iovec*)(vec), (size), (*(np)))) #define sock_sendmsg(s,msghdr,flag) sendmsg((s),(msghdr),(flag)) #define sock_open(af, type, proto) socket((af), (type), (proto)) #define sock_close(s) close((s)) +#define sock_dup(s) dup((s)) #define sock_shutdown(s, how) shutdown((s), (how)) #define sock_hostname(buf, len) gethostname((buf), (len)) @@ -355,19 +383,6 @@ ssize_t writev(int fd, const struct iovec *iov, int iovcnt) #define sock_create_event(d) ((d)->s) /* return file descriptor */ #define sock_close_event(e) /* do nothing */ -#define inet_driver_select(port, e, mode, on) \ - driver_select(port, e, mode | (on?ERL_DRV_USE:0), on) - -#define sock_select(d, flags, onoff) do { \ - ASSERT(!(d)->is_ignored); \ - (d)->event_mask = (onoff) ? \ - ((d)->event_mask | (flags)) : \ - ((d)->event_mask & ~(flags)); \ - DEBUGF(("sock_select(%ld): flags=%02X, onoff=%d, event_mask=%02lX\r\n", \ - (long) (d)->port, (flags), (onoff), (unsigned long) (d)->event_mask)); \ - inet_driver_select((d)->port, (ErlDrvEvent)(long)(d)->event, (flags), (onoff)); \ - } while(0) - #ifndef WANT_NONBLOCKING #define WANT_NONBLOCKING #endif @@ -397,6 +412,16 @@ typedef unsigned long u_long; #define IN_EXPERIMENTAL(a) ((((in_addr_t)(a)) & 0xe0000000) == 0xe0000000) #define IN_BADCLASS(a) ((((in_addr_t)(a)) & 0xf0000000) == 0xf0000000) +#define sock_select(d, flags, onoff) do { \ + ASSERT(!(d)->is_ignored); \ + (d)->event_mask = (onoff) ? \ + ((d)->event_mask | (flags)) : \ + ((d)->event_mask & ~(flags)); \ + DEBUGF(("(%s / %d) sock_select(%ld): flags=%02X, onoff=%d, event_mask=%02lX, s=%d\r\n", \ + __FILE__, __LINE__, (long) (d)->port, (flags), (onoff), (unsigned long) (d)->event_mask, (d)->s)); \ + inet_driver_select((d), (flags), (onoff)); \ + } while(0) + #else /* !__OSE__ && !__WIN32__ */ #include <sys/time.h> @@ -438,6 +463,8 @@ typedef unsigned long u_long; #include <setns.h> #endif +#define HAVE_UDP + /* SCTP support -- currently for UNIX platforms only: */ #undef HAVE_SCTP #if defined(HAVE_SCTP_H) @@ -660,13 +687,13 @@ static int my_strncasecmp(const char *s1, const char *s2, size_t n) (d)->event_mask = (onoff) ? \ ((d)->event_mask | (flags)) : \ ((d)->event_mask & ~(flags)); \ - DEBUGF(("sock_select(%ld): flags=%02X, onoff=%d, event_mask=%02lX\r\n", \ - (long) (d)->port, (flags), (onoff), (unsigned long) (d)->event_mask)); \ + DEBUGF(("(%s / %d) sock_select(%ld): flags=%02X, onoff=%d, event_mask=%02lX\r\n", \ + __FILE__, __LINE__, (long) (d)->port, (flags), (onoff), (unsigned long) (d)->event_mask)); \ inet_driver_select((d)->port, (ErlDrvEvent)(long)(d)->event, (flags), (onoff)); \ } while(0) -#endif /* #ifdef __WIN32__ #else */ +#endif /* !__WIN32__ && !__OSE__ */ #ifdef HAVE_SOCKLEN_T # define SOCKLEN_T socklen_t @@ -1119,6 +1146,13 @@ typedef struct { char *netns; /* Socket network namespace name as full file path */ #endif +#ifdef __OSE__ + int select_state; /* state to keep track of whether we + should trigger another read/write + request at end of ready_input/output */ + ErlDrvEvent events[6]; +#endif + } inet_descriptor; @@ -1134,8 +1168,10 @@ static void tcp_inet_stop(ErlDrvData); static void tcp_inet_command(ErlDrvData, char*, ErlDrvSizeT); static void tcp_inet_commandv(ErlDrvData, ErlIOVec*); static void tcp_inet_flush(ErlDrvData drv_data); +#ifndef __OSE__ static void tcp_inet_drv_input(ErlDrvData, ErlDrvEvent); static void tcp_inet_drv_output(ErlDrvData data, ErlDrvEvent event); +#endif static ErlDrvData tcp_inet_start(ErlDrvPort, char* command); static ErlDrvSSizeT tcp_inet_ctl(ErlDrvData, unsigned int, char*, ErlDrvSizeT, char**, ErlDrvSizeT); @@ -1147,7 +1183,72 @@ static void tcp_inet_event(ErlDrvData, ErlDrvEvent); static void find_dynamic_functions(void); #endif -static struct erl_drv_entry tcp_inet_driver_entry = +#ifdef __OSE__ +/* The structure of the signal used for requesting asynchronous + * notification from the stack. Under normal circumstances the network stack + * shouldn't overwrite the value set in the fd field by the sender + * of the request */ +struct OseAsyncSig { + struct FmEvent event; + int fd; +}; + +union SIGNAL { + SIGSELECT signo; + struct OseAsyncSig async; +}; + +static ErlDrvSSizeT tcp_inet_ctl_ose(ErlDrvData e, unsigned int cmd, + char* buf, ErlDrvSizeT len, + char** rbuf, ErlDrvSizeT rsize); +static void tcp_inet_commandv_ose(ErlDrvData e, ErlIOVec* ev); +static void tcp_inet_drv_output_ose(ErlDrvData data, ErlDrvEvent event); +static void tcp_inet_drv_input_ose(ErlDrvData data, ErlDrvEvent event); +static ErlDrvOseEventId inet_resolve_signal(union SIGNAL *sig); + +#ifdef INET_DRV_DEBUG + +static char *read_req = "SO_EVENT_READ_REQUEST"; +static char *read_rep = "SO_EVENT_READ_REPLY"; +static char *write_req = "SO_EVENT_WRITE_REQUEST"; +static char *write_rep = "SO_EVENT_WRITE_REPLY"; +static char *eof_req = "SO_EVENT_EOF_REQUEST"; +static char *eof_rep = "SO_EVENT_EOF_REPLY"; +static char *accept_req = "SO_EVENT_ACCEPT_REQUEST"; +static char *accept_rep = "SO_EVENT_ACCEPT_REPLY"; +static char *connect_req = "SO_EVENT_CONNECT_REQUEST"; +static char *connect_rep = "SO_EVENT_CONNECT_REPLY"; +static char *error_req = "SO_EVENT_ERROR_REQUEST"; +static char *error_rep = "SO_EVENT_ERROR_REPLY"; +static char signo_tmp[32]; + +static char *signo_to_string(SIGSELECT signo) { + switch (signo) { + case SO_EVENT_READ_REQUEST: { return read_req; } + case SO_EVENT_READ_REPLY: { return read_rep; } + case SO_EVENT_WRITE_REQUEST: { return write_req; } + case SO_EVENT_WRITE_REPLY: { return write_rep; } + case SO_EVENT_EOF_REQUEST: { return eof_req; } + case SO_EVENT_EOF_REPLY: { return eof_rep; } + case SO_EVENT_ACCEPT_REQUEST: { return accept_req; } + case SO_EVENT_ACCEPT_REPLY: { return accept_rep; } + case SO_EVENT_CONNECT_REQUEST: { return connect_req; } + case SO_EVENT_CONNECT_REPLY: { return connect_rep; } + case SO_EVENT_ERROR_REQUEST: { return error_req; } + case SO_EVENT_ERROR_REPLY: { return error_rep; } + } + + snprintf(signo_tmp,32,"0x%x",signo); + + return signo_tmp; +} + +#endif + +#endif /* __OSE__ */ + + +static struct erl_drv_entry tcp_inet_driver_entry = { tcp_inet_init, /* inet_init will add this driver !! */ tcp_inet_start, @@ -1156,6 +1257,9 @@ static struct erl_drv_entry tcp_inet_driver_entry = #ifdef __WIN32__ tcp_inet_event, NULL, +#elif defined(__OSE__) + tcp_inet_drv_input_ose, /*ready_input*/ + tcp_inet_drv_output_ose, /*ready_output*/ #else tcp_inet_drv_input, tcp_inet_drv_output, @@ -1163,9 +1267,17 @@ static struct erl_drv_entry tcp_inet_driver_entry = "tcp_inet", NULL, NULL, +#ifdef __OSE__ + tcp_inet_ctl_ose, +#else tcp_inet_ctl, +#endif tcp_inet_timeout, +#ifdef __OSE__ + tcp_inet_commandv_ose, +#else tcp_inet_commandv, +#endif NULL, tcp_inet_flush, NULL, @@ -1181,6 +1293,7 @@ static struct erl_drv_entry tcp_inet_driver_entry = +#ifdef HAVE_UDP static int packet_inet_init(void); static void packet_inet_stop(ErlDrvData); static void packet_inet_command(ErlDrvData, char*, ErlDrvSizeT); @@ -1230,6 +1343,7 @@ static struct erl_drv_entry udp_inet_driver_entry = NULL, inet_stop_select }; +#endif #ifdef HAVE_SCTP static struct erl_drv_entry sctp_inet_driver_entry = @@ -1293,6 +1407,7 @@ static int tcp_deliver(tcp_descriptor* desc, int len); static int tcp_inet_output(tcp_descriptor* desc, HANDLE event); static int tcp_inet_input(tcp_descriptor* desc, HANDLE event); +#ifdef HAVE_UDP typedef struct { inet_descriptor inet; /* common data structure (DON'T MOVE) */ int read_packets; /* Number of packets to read per invocation */ @@ -1304,10 +1419,19 @@ typedef struct { static int packet_inet_input(udp_descriptor* udesc, HANDLE event); static int packet_inet_output(udp_descriptor* udesc, HANDLE event); +#endif /* convert descriptor poiner to inet_descriptor pointer */ #define INETP(d) (&(d)->inet) +#ifdef __OSE__ +static void inet_driver_select(inet_descriptor* desc, + int flags, int onoff); +static void tcp_inet_ose_dispatch_signals(tcp_descriptor *desc, + int prev_select_state, + union SIGNAL *sig); +#endif + static int async_ref = 0; /* async reference id generator */ #define NEW_ASYNC_ID() ((async_ref++) & 0xffff) @@ -1324,7 +1448,6 @@ static int async_ref = 0; /* async reference id generator */ static ErlDrvTermData am_ok; static ErlDrvTermData am_tcp; -static ErlDrvTermData am_udp; static ErlDrvTermData am_error; static ErlDrvTermData am_einval; static ErlDrvTermData am_inet_async; @@ -1334,10 +1457,13 @@ static ErlDrvTermData am_closed; static ErlDrvTermData am_tcp_passive; static ErlDrvTermData am_tcp_closed; static ErlDrvTermData am_tcp_error; -static ErlDrvTermData am_udp_passive; -static ErlDrvTermData am_udp_error; static ErlDrvTermData am_empty_out_q; static ErlDrvTermData am_ssl_tls; +#ifdef HAVE_UDP +static ErlDrvTermData am_udp; +static ErlDrvTermData am_udp_passive; +static ErlDrvTermData am_udp_error; +#endif #ifdef HAVE_SCTP static ErlDrvTermData am_sctp; static ErlDrvTermData am_sctp_passive; @@ -1545,6 +1671,7 @@ static void *realloc_wrapper(void *current, ErlDrvSizeT size){ # define SCTP_ANC_BUFF_SIZE INET_DEF_BUFFER/2 /* XXX: not very good... */ #endif +#ifdef HAVE_UDP static int load_ip_port(ErlDrvTermData* spec, int i, char* buf) { spec[i++] = ERL_DRV_INT; @@ -1579,6 +1706,7 @@ static int load_ip_address(ErlDrvTermData* spec, int i, int family, char* buf) } return i; } +#endif #ifdef HAVE_SCTP @@ -1745,10 +1873,12 @@ static void release_buffer(ErlDrvBinary* buf) } } +#ifdef HAVE_UDP static ErlDrvBinary* realloc_buffer(ErlDrvBinary* buf, ErlDrvSizeT newsz) { return driver_realloc_binary(buf, newsz); } +#endif /* use a TRICK, access the refc field to see if any one else has * a ref to this buffer then call driver_free_binary else @@ -3409,6 +3539,7 @@ static int tcp_error_message(tcp_descriptor* desc, int err) return erl_drv_output_term(desc->inet.dport, spec, i); } +#ifdef HAVE_UDP /* ** active mode message: ** {udp, S, IP, Port, [H1,...Hsz | Data]} or @@ -3499,6 +3630,7 @@ static int packet_binary_message ASSERT(i <= PACKET_ERL_DRV_TERM_DATA_LEN); return erl_drv_output_term(desc->dport, spec, i); } +#endif /* ** active mode message: send active-to-passive transition message @@ -3513,6 +3645,9 @@ static int packet_binary_message DEBUGF(("packet_passive_message(%ld):\r\n", (long)desc->port)); +#if !defined(HAVE_UDP) && !defined(HAVE_SCTP) + i = LOAD_ATOM(spec, i, am_tcp_passive); +#else if (desc->sprotocol == IPPROTO_TCP) i = LOAD_ATOM(spec, i, am_tcp_passive); else { @@ -3522,12 +3657,14 @@ static int packet_binary_message i = LOAD_ATOM(spec, i, am_udp_passive); #endif } +#endif i = LOAD_PORT(spec, i, desc->dport); i = LOAD_TUPLE(spec, i, 2); ASSERT(i <= 6); return erl_drv_output_term(desc->dport, spec, i); } +#ifdef HAVE_UDP /* ** send active message {udp_error|sctp_error, S, Error} */ @@ -3554,7 +3691,7 @@ static int packet_error_message(udp_descriptor* udesc, int err) ASSERT(i == sizeof(spec)/sizeof(*spec)); return erl_drv_output_term(desc->dport, spec, i); } - +#endif /* ** active=TRUE: @@ -3619,7 +3756,7 @@ tcp_reply_binary_data(tcp_descriptor* desc, ErlDrvBinary* bin, int offs, int len return code; } - +#ifdef HAVE_UDP static int packet_reply_binary_data(inet_descriptor* desc, unsigned int hsz, ErlDrvBinary * bin, int offs, int len, @@ -3642,6 +3779,7 @@ packet_reply_binary_data(inet_descriptor* desc, unsigned int hsz, return code; } } +#endif /* ---------------------------------------------------------------------------- @@ -3817,7 +3955,9 @@ static int inet_init() INIT_ATOM(ok); INIT_ATOM(tcp); +#ifdef HAVE_UDP INIT_ATOM(udp); +#endif INIT_ATOM(error); INIT_ATOM(einval); INIT_ATOM(inet_async); @@ -3827,8 +3967,10 @@ static int inet_init() INIT_ATOM(tcp_passive); INIT_ATOM(tcp_closed); INIT_ATOM(tcp_error); +#ifdef HAVE_UDP INIT_ATOM(udp_passive); INIT_ATOM(udp_error); +#endif INIT_ATOM(empty_out_q); INIT_ATOM(ssl_tls); @@ -3847,7 +3989,10 @@ static int inet_init() /* add TCP, UDP and SCTP drivers */ add_driver_entry(&tcp_inet_driver_entry); +#ifdef HAVE_UDP add_driver_entry(&udp_inet_driver_entry); +#endif + #ifdef HAVE_SCTP /* Check the size of SCTP AssocID -- currently both this driver and the Erlang part require 32 bit: */ @@ -4176,6 +4321,16 @@ static void desc_close(inet_descriptor* desc) desc->forced_events = 0; desc->send_would_block = 0; #endif +#ifdef __OSE__ + if (desc->events[0]) { + driver_select(desc->port,desc->events[0],FD_READ|FD_WRITE|ERL_DRV_USE,0); + driver_select(desc->port,desc->events[1],FD_READ|FD_WRITE|ERL_DRV_USE,0); + driver_select(desc->port,desc->events[2],FD_READ|FD_WRITE|ERL_DRV_USE,0); + driver_select(desc->port,desc->events[3],FD_READ|FD_WRITE|ERL_DRV_USE,0); + driver_select(desc->port,desc->events[4],FD_READ|FD_WRITE|ERL_DRV_USE,0); + driver_select(desc->port,desc->events[5],FD_READ|FD_WRITE|ERL_DRV_USE,0); + } +#else /* * We should close the fd here, but the other driver might still * be selecting on it. @@ -4185,6 +4340,7 @@ static void desc_close(inet_descriptor* desc) ERL_DRV_USE, 0); else inet_stop_select((ErlDrvEvent)(long)desc->event,NULL); +#endif desc->event = INVALID_EVENT; /* closed by stop_select callback */ desc->s = INVALID_SOCKET; desc->event_mask = 0; @@ -4226,6 +4382,64 @@ static int erl_inet_close(inet_descriptor* desc) return 0; } +#ifdef __OSE__ +static void inet_select_init(inet_descriptor* desc) +{ + desc->events[0] = + erl_drv_ose_event_alloc(SO_EVENT_READ_REPLY, + desc->s, + inet_resolve_signal, + NULL); + driver_select(desc->port, desc->events[0], + ERL_DRV_READ|ERL_DRV_USE, 1); + + desc->events[1] = + erl_drv_ose_event_alloc(SO_EVENT_EOF_REPLY, + desc->s, + inet_resolve_signal, + NULL); + driver_select(desc->port, desc->events[1], + ERL_DRV_READ|ERL_DRV_USE, 1); + + desc->events[2] = + erl_drv_ose_event_alloc(SO_EVENT_ACCEPT_REPLY, + desc->s, + inet_resolve_signal, + NULL); + driver_select(desc->port, desc->events[2], + ERL_DRV_READ|ERL_DRV_USE, 1); + + /* trigger tcp_inet_input */ + desc->events[3] = + erl_drv_ose_event_alloc(SO_EVENT_WRITE_REPLY, + desc->s, + inet_resolve_signal, + NULL); + driver_select(desc->port, desc->events[3], + ERL_DRV_WRITE|ERL_DRV_USE, 1); + + desc->events[4] = + erl_drv_ose_event_alloc(SO_EVENT_CONNECT_REPLY, + desc->s, + inet_resolve_signal, + NULL); + driver_select(desc->port, desc->events[4], + ERL_DRV_WRITE|ERL_DRV_USE, 1); + + desc->events[5] = + erl_drv_ose_event_alloc(SO_EVENT_ERROR_REPLY, + desc->s, + inet_resolve_signal, + NULL); + driver_select(desc->port, desc->events[5], + ERL_DRV_WRITE|ERL_DRV_USE, 1); + + /* Issue a select on error event before any other select to be sure we are + prepared to receive error notifications from the stack, even in the + situations when select isn't issued */ + sock_select(desc, SOCK_FD_ERROR, 1); +} +#endif static ErlDrvSSizeT inet_ctl_open(inet_descriptor* desc, int domain, int type, char** rbuf, ErlDrvSizeT rsize) @@ -4309,6 +4523,10 @@ static ErlDrvSSizeT inet_ctl_open(inet_descriptor* desc, int domain, int type, #ifdef __WIN32__ driver_select(desc->port, desc->event, ERL_DRV_READ, 1); #endif +#ifdef __OSE__ + inet_select_init(desc); +#endif + desc->state = INET_STATE_OPEN; desc->stype = type; desc->sfamily = domain; @@ -4328,7 +4546,14 @@ static ErlDrvSSizeT inet_ctl_fdopen(inet_descriptor* desc, int domain, int type, return ctl_error(sock_errno(), rbuf, rsize); if (name.sa.sa_family != domain) return ctl_error(EINVAL, rbuf, rsize); +#ifdef __OSE__ + /* for fdopen duplicating the sd will allow to uniquely identify + the signal from OSE with erlang port */ + desc->s = sock_dup(s); +#else desc->s = s; +#endif + if ((desc->event = sock_create_event(desc)) == INVALID_EVENT) return ctl_error(sock_errno(), rbuf, rsize); SET_NONBLOCKING(desc->s); @@ -4338,8 +4563,15 @@ static ErlDrvSSizeT inet_ctl_fdopen(inet_descriptor* desc, int domain, int type, desc->state = INET_STATE_BOUND; /* assume bound */ if (type == SOCK_STREAM) { /* check if connected */ sz = sizeof(name); - if (!IS_SOCKET_ERROR(sock_peer(s, (struct sockaddr*) &name, &sz))) + if (!IS_SOCKET_ERROR(sock_peer(s, (struct sockaddr*) &name, &sz))) { desc->state = INET_STATE_CONNECTED; +#ifdef __OSE__ + /* since we are dealing with different descriptors (i.e. inet and + socket) the select part should be initialized with the right + values */ + inet_select_init(desc); +#endif + } } desc->prebound = 1; /* used to prevent a real close since @@ -4365,8 +4597,7 @@ struct addr_if { #ifndef SIOCGIFNETMASK -static struct in_addr net_mask(in) -struct in_addr in; +static struct in_addr net_mask(struct in_addr in) { register u_long i = sock_ntohl(in.s_addr); @@ -5929,6 +6160,7 @@ static int inet_set_opts(inet_descriptor* desc, char* ptr, int len) } continue; +#ifdef HAVE_UDP case INET_LOPT_UDP_READ_PACKETS: if (desc->stype == SOCK_DGRAM) { udp_descriptor* udesc = (udp_descriptor*) desc; @@ -5936,6 +6168,7 @@ static int inet_set_opts(inet_descriptor* desc, char* ptr, int len) udesc->read_packets = ival; } continue; +#endif #ifdef HAVE_SETNS case INET_LOPT_NETNS: @@ -6902,6 +7135,7 @@ static ErlDrvSSizeT inet_fill_opts(inet_descriptor* desc, } continue; +#ifdef HAVE_UDP case INET_LOPT_UDP_READ_PACKETS: if (desc->stype == SOCK_DGRAM) { *ptr++ = opt; @@ -6911,6 +7145,7 @@ static ErlDrvSSizeT inet_fill_opts(inet_descriptor* desc, TRUNCATE_TO(0,ptr); } continue; +#endif #ifdef HAVE_SETNS case INET_LOPT_NETNS: @@ -8041,6 +8276,15 @@ static ErlDrvData inet_start(ErlDrvPort port, int size, int protocol) #ifdef HAVE_SETNS desc->netns = NULL; #endif +#ifdef __OSE__ + desc->select_state = 0; + desc->events[0] = NULL; + desc->events[1] = NULL; + desc->events[2] = NULL; + desc->events[3] = NULL; + desc->events[4] = NULL; + desc->events[5] = NULL; +#endif return (ErlDrvData)desc; } @@ -8761,6 +9005,11 @@ static tcp_descriptor* tcp_inet_copy(tcp_descriptor* desc,SOCKET s, copy_desc->inet.port = port; copy_desc->inet.dport = driver_mk_port(port); + +#ifdef __OSE__ + inet_select_init(©_desc->inet); +#endif + *err = 0; return copy_desc; } @@ -8822,8 +9071,22 @@ static void tcp_inet_stop(ErlDrvData e) inet_stop(INETP(desc)); } +#ifdef __OSE__ - +static ErlDrvSSizeT tcp_inet_ctl_ose(ErlDrvData e, unsigned int cmd, + char* buf, ErlDrvSizeT len, + char** rbuf, ErlDrvSizeT rsize) { + + tcp_descriptor* desc = (tcp_descriptor*)e; + int prev_select_state = INETP(desc)->select_state; + + ErlDrvSSizeT res = tcp_inet_ctl(e,cmd,buf,len,rbuf,rsize); + + tcp_inet_ose_dispatch_signals((tcp_descriptor*)e,prev_select_state,NULL); + + return res; +} +#endif /* TCP requests from Erlang */ static ErlDrvSSizeT tcp_inet_ctl(ErlDrvData e, unsigned int cmd, @@ -9039,7 +9302,7 @@ static ErlDrvSSizeT tcp_inet_ctl(ErlDrvData e, unsigned int cmd, ErlDrvTermData caller = driver_caller(desc->inet.port); tcp_descriptor* accept_desc; int err; - + if ((accept_desc = tcp_inet_copy(desc,s,caller,&err)) == NULL) { sock_close(s); return ctl_error(err, rbuf, rsize); @@ -9073,7 +9336,8 @@ static ErlDrvSSizeT tcp_inet_ctl(ErlDrvData e, unsigned int cmd, char tbuf[2]; int n; - DEBUGF(("tcp_inet_ctl(%ld): RECV\r\n", (long)desc->inet.port)); + DEBUGF(("tcp_inet_ctl(%ld): RECV (s=%d)\r\n", + (long)desc->inet.port, desc->inet.s)); /* INPUT: Timeout(4), Length(4) */ if (!IS_CONNECTED(INETP(desc))) { if (desc->tcp_add_flags & TCP_ADDF_DELAYED_CLOSE_RECV) { @@ -9245,6 +9509,16 @@ static void tcp_inet_command(ErlDrvData e, char *buf, ErlDrvSizeT len) DEBUGF(("tcp_inet_command(%ld) }\r\n", (long)desc->inet.port)); } +#ifdef __OSE__ + +static void tcp_inet_commandv_ose(ErlDrvData e, ErlIOVec* ev) { + int prev_select_state = INETP((tcp_descriptor*)e)->select_state; + tcp_inet_commandv(e, ev); + tcp_inet_ose_dispatch_signals((tcp_descriptor*)e,prev_select_state,NULL); +} + +#endif + static void tcp_inet_commandv(ErlDrvData e, ErlIOVec* ev) { @@ -9308,6 +9582,22 @@ static void inet_stop_select(ErlDrvEvent event, void* _) { #ifdef __WIN32__ WSACloseEvent((HANDLE)event); +#elif defined(__OSE__) + ErlDrvOseEventId id; + union SIGNAL *sig; + erl_drv_ose_event_fetch(event, NULL, &id,NULL); + DEBUGF(("inet_stop_select(?#?) {s=%d\n",id)); + sock_close((int)id); + /* On socket close all the signals waiting to be processed as part of the + select should be deallocated */ + while((sig = erl_drv_ose_get_signal(event))) { + DEBUGF(("inet_stop_select(?#?): Freeing signal %s\n", + signo_to_string(sig->signo))); + free_buf(&sig); + } + erl_drv_ose_event_free(event); + DEBUGF(("inet_stop_select(?#?) }\n")); + #else sock_close((SOCKET)(long)event); #endif @@ -9427,12 +9717,13 @@ static int tcp_remain(tcp_descriptor* desc, int* len) int n = desc->i_ptr - ptr; /* number of bytes read */ int tlen; - DEBUGF(("tcp_remain(%ld): s=%d, n=%d, nfill=%d nsz=%d\r\n", - (long)desc->inet.port, desc->inet.s, n, nfill, nsz)); - tlen = packet_get_length(desc->inet.htype, ptr, n, desc->inet.psize, desc->i_bufsz, &desc->http_state); + + DEBUGF(("tcp_remain(%ld): s=%d, n=%d, nfill=%d nsz=%d, tlen %d\r\n", + (long)desc->inet.port, desc->inet.s, n, nfill, nsz, tlen)); + if (tlen > 0) { if (tlen <= n) { /* got a packet */ *len = tlen; @@ -9840,7 +10131,146 @@ static void tcp_inet_event(ErlDrvData e, ErlDrvEvent event) return; } -#endif /* WIN32 */ +#elif defined(__OSE__) /* !__WIN32__ */ +/* The specific resolve signal function. It will return the socket descriptor + for which the select was issued */ +static ErlDrvOseEventId inet_resolve_signal(union SIGNAL *sig) { + DEBUGF(("%s(?#?): s=%d got signal %s, status = %d, extra = %d, sender = 0x%x\n", + __FUNCTION__,sig->async.fd,signo_to_string(sig->signo), + sig->async.event.status, + sig->async.event.extra,sender(&sig))); + if (sig->signo == SO_EVENT_READ_REPLY || + sig->signo == SO_EVENT_ACCEPT_REPLY || + sig->signo == SO_EVENT_EOF_REPLY || + sig->signo == SO_EVENT_WRITE_REPLY || + sig->signo == SO_EVENT_ERROR_REPLY || + sig->signo == SO_EVENT_CONNECT_REPLY ) { + return sig->async.fd; + } + + return -1; +} + +static void inet_driver_select(inet_descriptor* desc, + int flags, int onoff) { + ASSERT(!desc->is_ignored); + + if(onoff) { + desc->select_state |= flags; + } else { + desc->select_state &= ~flags; + } +} + +static ssize_t writev_fallback(int fd, const struct iovec *iov, int iovcnt, int max_sz) +{ + size_t data_len = 0; + size_t sent = 0; + ssize_t n; + int i; + + for(i = 0; i < iovcnt; i++) + { + data_len = iov[i].iov_len; +tryagain: + n = sock_send(fd, iov[i].iov_base, data_len, 0); + if (IS_SOCKET_ERROR(n)) { + /* If buffer length is greater than the amount stack is able to + * send out then try to send at least max_sz (this comes with + * SO_EVENT_WRITE_REPLY signal*/ + if ((errno == EMSGSIZE) && (max_sz > 0) && (data_len > max_sz)) { + data_len = max_sz; + goto tryagain; + } + break; + } + sent += n; + } + return sent; +} + +#define OSE_EVENT_REQ(TCP_DESC,EVENT) do { \ + union SIGNAL *sig = alloc(sizeof(struct OseAsyncSig), EVENT); \ + sig->async.fd = INETP(TCP_DESC)->s; \ + ose_request_event(INETP(TCP_DESC)->s, &sig, 1); \ + DEBUGF(("%s(%ld): s=%d sent %s\r\n",__FUNCTION__, \ + INETP(TCP_DESC)->port,INETP(TCP_DESC)->s,signo_to_string(EVENT))); \ + } while(0) + +static void tcp_inet_ose_dispatch_signals(tcp_descriptor *desc, + int prev_select_state, + union SIGNAL *sig) { + if (sig) { + DEBUGF(("tcp_inet_ose_dispatch_signals(%ld) {s=%d resend\r\n", + (long)INETP(desc)->port,INETP(desc)->s)); + /* We are reacting to a signal, which means that if + the select_state for that signal is still activated + we should send a new signal */ + switch (sig->signo) { + case SO_EVENT_READ_REPLY: { + if (INETP(desc)->select_state & FD_READ) + OSE_EVENT_REQ(desc,SO_EVENT_READ_REQUEST); + break; + } + case SO_EVENT_WRITE_REPLY: { + if (INETP(desc)->select_state & FD_WRITE) + OSE_EVENT_REQ(desc,SO_EVENT_WRITE_REQUEST); + break; + } + case SO_EVENT_CONNECT_REPLY: { + if (INETP(desc)->select_state & FD_CONNECT) + OSE_EVENT_REQ(desc,SO_EVENT_CONNECT_REQUEST); + break; + } + case SO_EVENT_ACCEPT_REPLY: { + if (INETP(desc)->select_state & FD_ACCEPT) + OSE_EVENT_REQ(desc,SO_EVENT_ACCEPT_REQUEST); + break; + } + case SO_EVENT_ERROR_REPLY: { + if (INETP(desc)->select_state & SOCK_FD_ERROR) + OSE_EVENT_REQ(desc,SO_EVENT_ERROR_REQUEST); + break; + } + + } + DEBUGF(("tcp_inet_ose_dispatch_signals(%ld) }\r\n", + (long)INETP(desc)->port)); + } + + if (INETP(desc)->select_state != prev_select_state) { + /* If the select state has changed we have to issue signals for + the state parts that have changed. */ + int xor_select_state = INETP(desc)->select_state ^ prev_select_state; + DEBUGF(("tcp_inet_ose_dispatch_signals(%ld) {s=%d select change\r\n", + (long)INETP(desc)->port,INETP(desc)->s)); + if ((xor_select_state & FD_READ) && + (INETP(desc)->select_state & FD_READ)) { + OSE_EVENT_REQ(desc,SO_EVENT_READ_REQUEST); + } + if ((xor_select_state & FD_WRITE) && + (INETP(desc)->select_state & FD_WRITE)) { + OSE_EVENT_REQ(desc,SO_EVENT_WRITE_REQUEST); + } + if ((xor_select_state & FD_CONNECT) && + (INETP(desc)->select_state & FD_CONNECT)) { + OSE_EVENT_REQ(desc,SO_EVENT_CONNECT_REQUEST); + } + if ((xor_select_state & FD_ACCEPT) && + (INETP(desc)->select_state & FD_ACCEPT)) { + OSE_EVENT_REQ(desc,SO_EVENT_ACCEPT_REQUEST); + } + if ((xor_select_state & SOCK_FD_ERROR) && + (INETP(desc)->select_state & SOCK_FD_ERROR)) { + OSE_EVENT_REQ(desc,SO_EVENT_ERROR_REQUEST); + } + + DEBUGF(("tcp_inet_ose_dispatch_signals(%ld) }\r\n", + (long)INETP(desc)->port)); + } +} + +#endif /* __OSE__ */ /* socket has input: @@ -9861,7 +10291,7 @@ static int tcp_inet_input(tcp_descriptor* desc, HANDLE event) unsigned int len; inet_address remote; inet_async_op *this_op = desc->inet.opt; - + len = sizeof(desc->inet.remote); s = sock_accept(desc->inet.s, (struct sockaddr*) &remote, &len); if (s == INVALID_SOCKET && sock_errno() == ERRNO_BLOCK) { @@ -9930,7 +10360,6 @@ static int tcp_inet_input(tcp_descriptor* desc, HANDLE event) while (desc->inet.state == INET_STATE_MULTI_ACCEPTING) { len = sizeof(desc->inet.remote); s = sock_accept(desc->inet.s, (struct sockaddr*) &remote, &len); - if (s == INVALID_SOCKET && sock_errno() == ERRNO_BLOCK) { /* Just try again, no real error, keep the last return code */ goto done; @@ -10256,6 +10685,49 @@ static int tcp_send(tcp_descriptor* desc, char* ptr, ErlDrvSizeT len) return 0; } +#ifdef __OSE__ + +static void tcp_inet_drv_output_ose(ErlDrvData data, ErlDrvEvent event) +{ + union SIGNAL *event_sig = erl_drv_ose_get_signal(event); + + while (event_sig) { + int prev_select_state = INETP((tcp_descriptor*)data)->select_state; + int res = tcp_inet_output((tcp_descriptor*)data, (HANDLE)event_sig); + if (res != -1) { + tcp_inet_ose_dispatch_signals((tcp_descriptor*)data, + prev_select_state,event_sig); + free_buf(&event_sig); + event_sig = erl_drv_ose_get_signal(event); + } else { + /* NOTE: here the event object could have been deallocated!!!! + inet_stop_select is called when doing driver_select(ERL_DRV_USE,0) + */ + free_buf(&event_sig); + return; + } + } +} + +static void tcp_inet_drv_input_ose(ErlDrvData data, ErlDrvEvent event) +{ + union SIGNAL *event_sig = erl_drv_ose_get_signal(event); + + while (event_sig) { + int prev_select_state = INETP((tcp_descriptor*)data)->select_state; + int res = tcp_inet_input((tcp_descriptor*)data, (HANDLE)event); + if (res != -1) { + tcp_inet_ose_dispatch_signals((tcp_descriptor*)data, prev_select_state, + event_sig); + free_buf(&event_sig); + event_sig = erl_drv_ose_get_signal(event); + } else { + free_buf(&event_sig); + return; + } + } +} +#else static void tcp_inet_drv_output(ErlDrvData data, ErlDrvEvent event) { (void)tcp_inet_output((tcp_descriptor*)data, (HANDLE)event); @@ -10265,6 +10737,7 @@ static void tcp_inet_drv_input(ErlDrvData data, ErlDrvEvent event) { (void)tcp_inet_input((tcp_descriptor*)data, (HANDLE)event); } +#endif /* socket ready for ouput: ** 1. INET_STATE_CONNECTING => non block connect ? @@ -10330,6 +10803,13 @@ static int tcp_inet_output(tcp_descriptor* desc, HANDLE event) ssize_t n; SysIOVec* iov; +#ifdef __OSE__ + /* For large size buffers case the amount of data that the stack is + able to send out (received in the .extra field) should be passed + down to writev_fallback */ + n = event ? ((union SIGNAL*)event)->async.event.extra : 0; +#endif + if ((iov = driver_peekq(ix, &vsize)) == NULL) { sock_select(INETP(desc), FD_WRITE, 0); send_empty_out_q_msgs(INETP(desc)); @@ -10341,8 +10821,8 @@ static int tcp_inet_output(tcp_descriptor* desc, HANDLE event) if (IS_SOCKET_ERROR(sock_sendv(desc->inet.s, iov, vsize, &n, 0))) { write_error: if ((sock_errno() != ERRNO_BLOCK) && (sock_errno() != EINTR)) { - DEBUGF(("tcp_inet_output(%ld): sock_sendv(%d) errno = %d\r\n", - (long)desc->inet.port, vsize, sock_errno())); + DEBUGF(("tcp_inet_output(%ld): sock_sendv(%d) errno = %d (errno %d)\r\n", + (long)desc->inet.port, vsize, sock_errno(), errno)); ret = tcp_send_error(desc, sock_errno()); goto done; } @@ -10355,6 +10835,12 @@ static int tcp_inet_output(tcp_descriptor* desc, HANDLE event) sizes > (max 32 bit signed int) */ size_t howmuch = 0x7FFFFFFF; /* max signed 32 bit */ int x; +#ifdef __OSE__ + /* For EWOULDBLOCK sock_sendv returns 0 so we have to be sure it + wasn't the case */ + if(sock_errno() == ERRNO_BLOCK) + goto done; +#endif for(x = 0; x < vsize && iov[x].iov_len == 0; ++x) ; if (x < vsize) { @@ -10499,6 +10985,7 @@ static udp_descriptor* sctp_inet_copy(udp_descriptor* desc, SOCKET s, int* err) +#ifdef HAVE_UDP static int packet_inet_init() { return 0; @@ -10529,6 +11016,7 @@ static ErlDrvData udp_inet_start(ErlDrvPort port, char *args) set_default_msgq_limits(port); return data; } +#endif #ifdef HAVE_SCTP static ErlDrvData sctp_inet_start(ErlDrvPort port, char *args) @@ -10539,6 +11027,7 @@ static ErlDrvData sctp_inet_start(ErlDrvPort port, char *args) } #endif +#ifdef HAVE_UDP static void packet_inet_stop(ErlDrvData e) { /* There should *never* be any "empty out q" subscribers on @@ -11049,7 +11538,7 @@ static void packet_inet_command(ErlDrvData e, char* buf, ErlDrvSizeT len) else inet_reply_ok(desc); } - +#endif #ifdef __WIN32__ static void packet_inet_event(ErlDrvData e, ErlDrvEvent event) @@ -11071,6 +11560,7 @@ static void packet_inet_event(ErlDrvData e, ErlDrvEvent event) #endif +#ifdef HAVE_UDP static void packet_inet_drv_input(ErlDrvData e, ErlDrvEvent event) { (void) packet_inet_input((udp_descriptor*)e, (HANDLE)event); @@ -11327,6 +11817,7 @@ static int packet_inet_output(udp_descriptor* udesc, HANDLE event) DEBUGF(("packet_inet_output(%ld) }\r\n", (long)desc->port)); return ret; } +#endif /*---------------------------------------------------------------------------*/ diff --git a/erts/emulator/drivers/common/zlib_drv.c b/erts/emulator/drivers/common/zlib_drv.c index 3fe5d282dc..3143e4511d 100644 --- a/erts/emulator/drivers/common/zlib_drv.c +++ b/erts/emulator/drivers/common/zlib_drv.c @@ -21,6 +21,9 @@ * ZLib interface for erlang * */ +#ifdef HAVE_CONFIG_H +# include "config.h" +#endif #include <stdio.h> #include <zlib.h> #include <errno.h> diff --git a/erts/emulator/drivers/unix/unix_efile.c b/erts/emulator/drivers/unix/unix_efile.c index 42f41c5f3d..878beb055b 100644 --- a/erts/emulator/drivers/unix/unix_efile.c +++ b/erts/emulator/drivers/unix/unix_efile.c @@ -360,7 +360,12 @@ efile_openfile(Efile_error* errInfo, /* Where to return error codes. */ int fd; int mode; /* Open mode. */ - if (stat(name, &statbuf) >= 0 && !ISREG(statbuf)) { + if (stat(name, &statbuf) < 0) { + /* statbuf is undefined: if the caller depends on it, + i.e. invoke_read_file(), fail the call immediately */ + if (pSize && flags == EFILE_MODE_READ) + return check_error(-1, errInfo); + } else if (!ISREG(statbuf)) { /* * For UNIX only, here is some ugly code to allow * /dev/null to be opened as a file. diff --git a/erts/emulator/drivers/win32/win_efile.c b/erts/emulator/drivers/win32/win_efile.c index 480ba23239..a321bb9641 100644 --- a/erts/emulator/drivers/win32/win_efile.c +++ b/erts/emulator/drivers/win32/win_efile.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 1997-2013. All Rights Reserved. + * Copyright Ericsson AB 1997-2014. All Rights Reserved. * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in @@ -29,12 +29,27 @@ #include <wchar.h> #include "erl_efile.h" +#define DBG_TRACE_MASK 0 +/* 1 = file name ops + * 2 = file descr ops + * 4 = errors + * 8 = path name conversion + */ +#if !DBG_TRACE_MASK +# define DBG_TRACE(M,S) +# define DBG_TRACE1(M,FMT,A) +# define DBG_TRACE2(M,FMT,A,B) +#else +# define DBG_TRACE(M,S) do { if ((M)&DBG_TRACE_MASK) fwprintf(stderr, L"DBG_TRACE %d: %s\r\n", __LINE__, (WCHAR*)(S)); }while(0) +# define DBG_TRACE1(M,FMT,A) do { if ((M)&DBG_TRACE_MASK) fwprintf(stderr, L"DBG_TRACE %d: " L##FMT L"\r\n", __LINE__, (A)); }while(0) +# define DBG_TRACE2(M,FMT,A,B) do { if ((M)&DBG_TRACE_MASK) fwprintf(stderr, L"DBG_TRACE %d: " L##FMT L"\r\n", __LINE__, (A), (B)); }while(0) +#endif + /* * Microsoft-specific function to map a WIN32 error code to a Posix errno. */ #define ISSLASH(a) ((a) == L'\\' || (a) == L'/') - #define ISDIR(st) (((st).st_mode&S_IFMT) == S_IFDIR) #define ISREG(st) (((st).st_mode&S_IFMT) == S_IFREG) @@ -69,10 +84,92 @@ static int check_error(int result, Efile_error* errInfo); static int set_error(Efile_error* errInfo); +static int set_os_errno(Efile_error* errInfo, DWORD os_errno); static int is_root_unc_name(const WCHAR *path); static int extract_root(WCHAR *name); static unsigned short dos_to_posix_mode(int attr, const WCHAR *name); + +struct wpath_tmp_buffer { + struct wpath_tmp_buffer* next; + WCHAR buffer[1]; +}; + +typedef struct { + Efile_error* errInfo; + struct wpath_tmp_buffer* buf_list; +}Efile_call_state; + +static void call_state_init(Efile_call_state* state, Efile_error* errInfo) +{ + state->errInfo = errInfo; + state->buf_list = NULL; +} +static WCHAR* wpath_tmp_alloc(Efile_call_state* state, size_t len) +{ + size_t sz = offsetof(struct wpath_tmp_buffer, buffer) + + (len+1)*sizeof(WCHAR); + struct wpath_tmp_buffer* p = driver_alloc(sz); + p->next = state->buf_list; + state->buf_list = p; + return p->buffer; +} +static void call_state_free(Efile_call_state* state) +{ + while(state->buf_list) { + struct wpath_tmp_buffer* next = state->buf_list->next; + driver_free(state->buf_list); + state->buf_list = next; + } +} +static WCHAR* get_cwd_wpath_tmp(Efile_call_state* state) +{ + WCHAR dummy; + DWORD size = GetCurrentDirectoryW(0, &dummy); + WCHAR* ret = NULL; + + if (size) { + ret = wpath_tmp_alloc(state, size); + if (!GetCurrentDirectoryW(size, ret)) { + ret = NULL; + } + } + return ret; +} +static WCHAR* get_full_wpath_tmp(Efile_call_state* state, + const WCHAR* file, + WCHAR** file_part, + DWORD extra) +{ + WCHAR dummy; + DWORD size = GetFullPathNameW(file, 0, &dummy, NULL); + WCHAR* ret = NULL; + + if (size) { + int ok; + ret = wpath_tmp_alloc(state, size + extra); + if (file_part) { + ok = (GetFullPathNameW(file, size, ret, file_part) != 0); + } + else { + ok = (_wfullpath(ret, file, size) != NULL); + } + if (!ok) { + ret = NULL; + } + } + return ret; +} + +static void ensure_wpath_max(Efile_call_state* state, WCHAR** pathp, size_t max); +static int do_rmdir(Efile_call_state*, char* name); +static int do_rename(Efile_call_state*, char* src, char* dst); +static int do_readdir(Efile_call_state*, char* name, EFILE_DIR_HANDLE*, char* buffer, size_t *size); +static int do_fileinfo(Efile_call_state*, Efile_info*, char* orig_name, int info_for_link); +static char* do_readlink(Efile_call_state*, char* name, char* buffer, size_t size); +static int do_altname(Efile_call_state*, char* orig_name, char* buffer, size_t size); + + static int errno_map(DWORD last_error) { switch (last_error) { @@ -154,6 +251,8 @@ static int errno_map(DWORD last_error) { return EAGAIN; case ERROR_CANT_RESOLVE_FILENAME: return EMLINK; + case ERROR_PRIVILEGE_NOT_HELD: + return EPERM; case ERROR_ARENA_TRASHED: case ERROR_INVALID_BLOCK: case ERROR_BAD_ENVIRONMENT: @@ -176,11 +275,23 @@ check_error(int result, Efile_error* errInfo) if (result < 0) { errInfo->posix_errno = errno; errInfo->os_errno = GetLastError(); + DBG_TRACE2(4, "ERROR os_error=%d errno=%d @@@@@@@@@@@@@@@@@@@@@@@@@@@@", + errInfo->os_errno, errInfo->posix_errno); return 0; } return 1; } +static void +save_last_error(Efile_error* errInfo) +{ + errInfo->posix_errno = errno; + errInfo->os_errno = GetLastError(); + DBG_TRACE2(4, "ERROR os_error=%d errno=%d $$$$$$$$$$$$$$$$$$$$$$$$$$$$$", + errInfo->os_errno, errInfo->posix_errno); +} + + /* * Fills the provided error information structure with information * with the error code given by GetLastError() and its corresponding @@ -192,7 +303,18 @@ check_error(int result, Efile_error* errInfo) static int set_error(Efile_error* errInfo) { - errInfo->posix_errno = errno_map(errInfo->os_errno = GetLastError()); + set_os_errno(errInfo, GetLastError()); + return 0; +} + + +static int +set_os_errno(Efile_error* errInfo, DWORD os_errno) +{ + errInfo->os_errno = os_errno; + errInfo->posix_errno = errno_map(os_errno); + DBG_TRACE2(4, "ERROR os_error=%d errno=%d ############################", + errInfo->os_errno, errInfo->posix_errno); return 0; } @@ -226,21 +348,151 @@ win_writev(Efile_error* errInfo, } +/* Check '*pathp' and convert it if needed to something that windows will accept. + * Typically use UNC path with \\?\ prefix if absolute path is longer than 260. + */ +static void ensure_wpath(Efile_call_state* state, WCHAR** pathp) +{ + ensure_wpath_max(state, pathp, MAX_PATH); +} + +static void ensure_wpath_max(Efile_call_state* state, WCHAR** pathp, size_t max) +{ + WCHAR* path = *pathp; + WCHAR* p; + size_t len = wcslen(path); + int unc_fixup = 0; + + if (path[0] == 0) { + DBG_TRACE(8, L"Let empty path pass through"); + return; + } + + DBG_TRACE1(8,"IN: %s", path); + + if (path[1] == L':' && ISSLASH(path[2])) { /* absolute path */ + if (len >= max) { + WCHAR *src, *dst; + + *pathp = wpath_tmp_alloc(state, 4+len+1); + dst = *pathp; + wcscpy(dst, L"\\\\?\\"); + for (src=path,dst+=4; *src; src++) { + if (*src == L'/') { + if (dst[-1] != L'\\') { + *dst++ = L'\\'; + } + /*else ignore redundant slashes */ + } + else + *dst++ = *src; + } + *dst = 0; + unc_fixup = 1; + } + } + else if (!(ISSLASH(path[0]) && ISSLASH(path[1]))) { /* relative path */ + DWORD cwdLen = GetCurrentDirectoryW(0, NULL); + DWORD absLen = cwdLen + 1 + len; + if (absLen >= max) { + WCHAR *fullPath = wpath_tmp_alloc(state, 4+4+absLen); + DWORD fullLen; + + fullLen = GetFullPathNameW(path, 4 + absLen, fullPath+4, NULL); + if (fullLen >= 4+absLen) { + *pathp = path; + DBG_TRACE2(8,"ensure_wpath FAILED absLen=%u %s", (int)absLen, path); + return; + } + /* GetFullPathNameW can return paths longer than MAX_PATH without the \\?\ prefix. + * At least seen on Windows 7. Go figure... + */ + if (fullLen >= max && wcsncmp(fullPath+4, L"\\\\?\\", 4) != 0) { + wcsncpy(fullPath, L"\\\\?\\", 4); + *pathp = fullPath; + } + else { + *pathp = fullPath + 4; + } + } + } + + if (unc_fixup) { + WCHAR* endp; + + p = *pathp; + len = wcslen(p); + endp = p + len; + if (len > 4) { + p += 4; + while (*p) { + if (p[0] == L'\\' && p[1] == L'.') { + if (p[2] == L'\\' || !p[2]) { /* single dot */ + wmemmove(p, p+2, (&endp[1] - &p[2])); + endp -= 2; + } + else if (p[2] == L'.' && (p[3] == L'\\' || !p[3])) { /* double dot */ + WCHAR* r; + for (r=p-1; *r == L'\\'; --r) + /*skip redundant slashes*/; + for (; *r != L'\\'; --r) + /*find start of prev directory*/; + if (r < *pathp + 6) + break; + wmemmove(r, p+3, (&endp[1] - &p[3])); + p = r; + } + else p += 3; + } + else ++p; + } + } + } + DBG_TRACE1(8,"OUT: %s", *pathp); +} int efile_mkdir(Efile_error* errInfo, /* Where to return error codes. */ char* name) /* Name of directory to create. */ { - return check_error(_wmkdir((WCHAR *) name), errInfo); + Efile_call_state state; + WCHAR* wname = (WCHAR*)name; + int ret; + + DBG_TRACE(1, name); + call_state_init(&state, errInfo); + ensure_wpath_max(&state, &wname, 248); /* Yes, 248 limit for normal paths */ + + ret = (int) CreateDirectoryW(wname, NULL); + if (!ret) + set_error(errInfo); + + call_state_free(&state); + return ret; } int efile_rmdir(Efile_error* errInfo, /* Where to return error codes. */ char* name) /* Name of directory to delete. */ { + Efile_call_state state; + int ret; + + DBG_TRACE(1, name); + call_state_init(&state, errInfo); + ret = do_rmdir(&state, name); + call_state_free(&state); + return ret; +} + +static int do_rmdir(Efile_call_state* state, char* name) +{ OSVERSIONINFO os; DWORD attr; WCHAR *wname = (WCHAR *) name; + WCHAR *buffer = NULL; + + ensure_wpath(state, &wname); if (RemoveDirectoryW(wname) != FALSE) { return 1; @@ -270,10 +522,9 @@ efile_rmdir(Efile_error* errInfo, /* Where to return error codes. */ if (os.dwPlatformId == VER_PLATFORM_WIN32_WINDOWS) { HANDLE handle; WIN32_FIND_DATAW data; - WCHAR buffer[2*MAX_PATH]; - int len; + int len = wcslen(wname); - len = wcslen(wname); + buffer = wpath_tmp_alloc(state, len + 4); wcscpy(buffer, wname); if (buffer[0] && buffer[len-1] != L'\\' && buffer[len-1] != L'/') { wcscat(buffer, L"\\"); @@ -311,16 +562,30 @@ efile_rmdir(Efile_error* errInfo, /* Where to return error codes. */ } end: - return check_error(-1, errInfo); + save_last_error(state->errInfo); + return 0; } int efile_delete_file(Efile_error* errInfo, /* Where to return error codes. */ char* name) /* Name of file to delete. */ { + Efile_call_state state; + int ret; + DBG_TRACE(1, name); + call_state_init(&state, errInfo); + ret = do_delete_file(&state, name); + call_state_free(&state); + return ret; +} + +static int do_delete_file(Efile_call_state* state, char* name) +{ DWORD attr; WCHAR *wname = (WCHAR *) name; + ensure_wpath(state, &wname); + if (DeleteFileW(wname) != FALSE) { return 1; } @@ -359,7 +624,7 @@ efile_delete_file(Efile_error* errInfo, /* Where to return error codes. */ errno = EACCES; } - return check_error(-1, errInfo); + return check_error(-1, state->errInfo); } /* @@ -393,14 +658,29 @@ efile_delete_file(Efile_error* errInfo, /* Where to return error codes. */ */ int -efile_rename(Efile_error* errInfo, /* Where to return error codes. */ - char* src, /* Original name. */ - char* dst) /* New name. */ +efile_rename(Efile_error* errInfo, char* src, char* dst) +{ + Efile_call_state state; + int ret; + DBG_TRACE(1, src); + call_state_init(&state, errInfo); + ret = do_rename(&state, src, dst); + call_state_free(&state); + return ret; +} + +static int +do_rename(Efile_call_state* state, + char* src, /* Original name. */ + char* dst) /* New name. */ { DWORD srcAttr, dstAttr; WCHAR *wsrc = (WCHAR *) src; WCHAR *wdst = (WCHAR *) dst; - + + ensure_wpath(state, &wsrc); + ensure_wpath(state, &wdst); + if (MoveFileW(wsrc, wdst) != FALSE) { return 1; } @@ -417,23 +697,27 @@ efile_rename(Efile_error* errInfo, /* Where to return error codes. */ if (errno == EBADF) { errno = EACCES; - return check_error(-1, errInfo); + return check_error(-1, state->errInfo); } if (errno == EACCES) { decode: if (srcAttr & FILE_ATTRIBUTE_DIRECTORY) { - WCHAR srcPath[MAX_PATH], dstPath[MAX_PATH]; + WCHAR *srcPath, *dstPath; WCHAR *srcRest, *dstRest; int size; - size = GetFullPathNameW(wsrc, MAX_PATH, srcPath, &srcRest); - if ((size == 0) || (size > MAX_PATH)) { - return check_error(-1, errInfo); + srcPath = get_full_wpath_tmp(state, wsrc, &srcRest, 0); + if (!srcPath) { + save_last_error(state->errInfo); + return 0; } - size = GetFullPathNameW(wdst, MAX_PATH, dstPath, &dstRest); - if ((size == 0) || (size > MAX_PATH)) { - return check_error(-1, errInfo); + + dstPath = get_full_wpath_tmp(state, wdst, &dstRest, 0); + if (!dstPath) { + save_last_error(state->errInfo); + return 0; } + if (srcRest == NULL) { srcRest = srcPath + wcslen(srcPath); } @@ -538,14 +822,16 @@ efile_rename(Efile_error* errInfo, /* Where to return error codes. */ * put temp file back to old name. */ - WCHAR tempName[MAX_PATH]; - int result, size; + WCHAR *tempName; + int result; WCHAR *rest; - size = GetFullPathNameW(wdst, MAX_PATH, tempName, &rest); - if ((size == 0) || (size > MAX_PATH) || (rest == NULL)) { - return check_error(-1, errInfo); + tempName = get_full_wpath_tmp(state, wdst, &rest, 14); + if (!tempName || !rest) { + save_last_error(state->errInfo); + return 0; } + *rest = L'\0'; result = -1; if (GetTempFileNameW(tempName, L"erlr", 0, tempName) != 0) { @@ -578,7 +864,6 @@ efile_rename(Efile_error* errInfo, /* Where to return error codes. */ /* * Decode the EACCES to a more meaningful error. */ - goto decode; } } @@ -586,16 +871,20 @@ efile_rename(Efile_error* errInfo, /* Where to return error codes. */ } } } - return check_error(-1, errInfo); + return check_error(-1, state->errInfo); } int efile_chdir(Efile_error* errInfo, /* Where to return error codes. */ char* name) /* Name of directory to make current. */ -{ - int success = check_error(_wchdir((WCHAR *) name), errInfo); - if (!success && errInfo->posix_errno == EINVAL) - /* POSIXification of errno */ +{
+ /* We don't even try to handle long paths here
+ * as current working directory is always limited to MAX_PATH
+ * even if we use UNC paths and SetCurrentDirectoryW()
+ */
+ int success = check_error(_wchdir((WCHAR *) name), errInfo);
+ if (!success && errInfo->posix_errno == EINVAL)
+ /* POSIXification of errno */
errInfo->posix_errno = ENOENT; return success; } @@ -608,28 +897,45 @@ efile_getdcwd(Efile_error* errInfo, /* Where to return error codes. */ { WCHAR *wbuffer = (WCHAR *) buffer; size_t wbuffer_size = size / 2; - if (_wgetdcwd(drive, wbuffer, wbuffer_size) == NULL) + DBG_TRACE(1, L"#getdcwd#"); + if (_wgetdcwd(drive, wbuffer, wbuffer_size) == NULL) { return check_error(-1, errInfo); + } + DBG_TRACE1(8, "getdcwd OS=%s", wbuffer); + if (wcsncmp(wbuffer, L"\\\\?\\", 4) == 0) { + wmemmove(wbuffer, wbuffer+4, wcslen(wbuffer+4)+1); + } for ( ; *wbuffer; wbuffer++) if (*wbuffer == L'\\') *wbuffer = L'/'; + DBG_TRACE1(8, "getdcwd ERLANG=%s", (WCHAR*)buffer); return 1; } int -efile_readdir(Efile_error* errInfo, /* Where to return error codes. */ - char* name, /* Name of directory to list */ - EFILE_DIR_HANDLE* dir_handle, /* Handle of opened directory or NULL */ - char* buffer, /* Buffer to put one filename in */ - size_t *size) /* in-out size of buffer/size of filename excluding zero - termination in bytes*/ +efile_readdir(Efile_error* errInfo, char* name, EFILE_DIR_HANDLE* dir_handle, + char* buffer, size_t *size) +{ + Efile_call_state state; + int ret; + DBG_TRACE(dir_handle?2:1, name); + call_state_init(&state, errInfo); + ret = do_readdir(&state, name, dir_handle, buffer, size); + call_state_free(&state); + return ret; +} + +static int do_readdir(Efile_call_state* state, + char* name, /* Name of directory to list */ + EFILE_DIR_HANDLE* dir_handle, /* Handle of opened directory or NULL */ + char* buffer, /* Buffer to put one filename in */ + size_t *size) /* in-out size of buffer/size of filename excluding zero + termination in bytes*/ { HANDLE dir; /* Handle to directory. */ - WCHAR wildcard[MAX_PATH]; /* Wildcard to search for. */ WIN32_FIND_DATAW findData; /* Data found by FindFirstFile() or FindNext(). */ /* Alignment is not honored, this works on x86 because of alignment fixup by processor. Not perfect, but faster than alinging by hand (really) */ - WCHAR *wname = (WCHAR *) name; WCHAR *wbuffer = (WCHAR *) buffer; /* @@ -637,13 +943,15 @@ efile_readdir(Efile_error* errInfo, /* Where to return error codes. */ */ if (*dir_handle == NULL) { - int length = wcslen(wname); + WCHAR *wname = (WCHAR *) name; + WCHAR* wildcard; + int length; WCHAR* s; - if (length+3 >= MAX_PATH) { - errno = ENAMETOOLONG; - return check_error(-1, errInfo); - } + ensure_wpath_max(state, &wname, MAX_PATH-2); + length = wcslen(wname); + + wildcard = wpath_tmp_alloc(state, length+3); wcscpy(wildcard, wname); s = wildcard+length-1; @@ -653,8 +961,10 @@ efile_readdir(Efile_error* errInfo, /* Where to return error codes. */ *++s = L'\0'; DEBUGF(("Reading %ws\n", wildcard)); dir = FindFirstFileW(wildcard, &findData); - if (dir == INVALID_HANDLE_VALUE) - return set_error(errInfo); + if (dir == INVALID_HANDLE_VALUE) { + set_error(state->errInfo); + return 0; + } *dir_handle = (EFILE_DIR_HANDLE) dir; if (!IS_DOT_OR_DOTDOT(findData.cFileName)) { @@ -664,7 +974,6 @@ efile_readdir(Efile_error* errInfo, /* Where to return error codes. */ } } - /* * Retrieve the name of the next file using the directory handle. */ @@ -681,24 +990,36 @@ efile_readdir(Efile_error* errInfo, /* Where to return error codes. */ } if (GetLastError() == ERROR_NO_MORE_FILES) { - FindClose(dir); - errInfo->posix_errno = errInfo->os_errno = 0; - return 0; + state->errInfo->posix_errno = state->errInfo->os_errno = 0; + } + else { + set_error(state->errInfo); } - - set_error(errInfo); FindClose(dir); return 0; } } int -efile_openfile(Efile_error* errInfo, /* Where to return error codes. */ - char* name, /* Name of directory to open. */ - int flags, /* Flags to use for opening. */ - int* pfd, /* Where to store the file descriptor. */ - Sint64* pSize) /* Where to store the size of the file. */ +efile_openfile(Efile_error* errInfo, char* name, int flags, int* pfd, Sint64* pSize) { + Efile_call_state state; + int ret; + DBG_TRACE1(1, "openfile(%s)", name); + call_state_init(&state, errInfo); + ret = do_openfile(&state, name, flags, pfd, pSize); + call_state_free(&state); + return ret; +} + +static +int do_openfile(Efile_call_state* state, /* Where to return error codes. */ + char* name, /* Name of directory to open. */ + int flags, /* Flags to use for opening. */ + int* pfd, /* Where to store the file descriptor. */ + Sint64* pSize) /* Where to store the size of the file. */ +{ + Efile_error* errInfo = state->errInfo; BY_HANDLE_FILE_INFORMATION fileInfo; /* File information from a handle. */ HANDLE fd; /* Handle to open file. */ DWORD access; /* Access mode: GENERIC_READ, GENERIC_WRITE. */ @@ -735,6 +1056,7 @@ efile_openfile(Efile_error* errInfo, /* Where to return error codes. */ if (flags & EFILE_MODE_EXCL) { crFlags = CREATE_NEW; } + ensure_wpath(state, &wname); fd = CreateFileW(wname, access, FILE_SHARE_FLAGS, NULL, crFlags, flagsAndAttrs, NULL); @@ -777,34 +1099,56 @@ efile_openfile(Efile_error* errInfo, /* Where to return error codes. */ } int -efile_may_openfile(Efile_error* errInfo, char *name) { +efile_may_openfile(Efile_error* errInfo, char *name) +{ + Efile_call_state state; WCHAR *wname = (WCHAR *) name; DWORD attr; + int ret; + DBG_TRACE(1, name); + call_state_init(&state, errInfo); + ensure_wpath(&state, &wname); if ((attr = GetFileAttributesW(wname)) == INVALID_FILE_ATTRIBUTES) { errno = ENOENT; - return check_error(-1, errInfo); + ret = check_error(-1, errInfo); } - - if (attr & FILE_ATTRIBUTE_DIRECTORY) { + else if (attr & FILE_ATTRIBUTE_DIRECTORY) { errno = EISDIR; - return check_error(-1, errInfo); + ret = check_error(-1, errInfo); } - return 1; + else ret = 1; + + call_state_free(&state); + return ret; } void efile_closefile(fd) int fd; /* File descriptor for file to close. */ { + DBG_TRACE(2, L""); CloseHandle((HANDLE) fd); } +FILE* efile_wfopen(const WCHAR* name, const WCHAR* mode) +{ + Efile_call_state state; + Efile_error dummy; + FILE* f; + call_state_init(&state, &dummy); + ensure_wpath(&state, (WCHAR**)&name); + f = _wfopen(name, mode); + call_state_free(&state); + return f; +} + int efile_fdatasync(errInfo, fd) Efile_error* errInfo; /* Where to return error codes. */ int fd; /* File descriptor for file to sync. */ { + DBG_TRACE(2, L""); /* Not available in Windows, just call regular fsync */ return efile_fsync(errInfo, fd); } @@ -814,6 +1158,7 @@ efile_fsync(errInfo, fd) Efile_error* errInfo; /* Where to return error codes. */ int fd; /* File descriptor for file to sync. */ { + DBG_TRACE(2, L""); if (!FlushFileBuffers((HANDLE) fd)) { return check_error(-1, errInfo); } @@ -824,64 +1169,87 @@ int efile_fileinfo(Efile_error* errInfo, Efile_info* pInfo, char* orig_name, int info_for_link) { + Efile_call_state state; + int ret; + DBG_TRACE(1, L""); + call_state_init(&state, errInfo); + ret = do_fileinfo(&state, pInfo, orig_name, info_for_link); + call_state_free(&state); + return ret; +} + +static int +do_fileinfo(Efile_call_state* state, Efile_info* pInfo, + char* orig_name, int info_for_link) +{ + Efile_error* errInfo = state->errInfo; HANDLE findhandle; /* Handle returned by FindFirstFile(). */ WIN32_FIND_DATAW findbuf; /* Data return by FindFirstFile(). */ - WCHAR name[_MAX_PATH]; + WCHAR* name = NULL; + WCHAR* win_path; int name_len; - WCHAR *path; - WCHAR pathbuf[_MAX_PATH]; int drive; /* Drive for filename (1 = A:, 2 = B: etc). */ - WCHAR *worig_name = (WCHAR *) orig_name; + WCHAR *worig_name = (WCHAR *) orig_name; + ensure_wpath(state, &worig_name); /* Don't allow wildcards to be interpreted by system */ - if (wcspbrk(worig_name, L"?*")) { - enoent: - errInfo->posix_errno = ENOENT; - errInfo->os_errno = ERROR_FILE_NOT_FOUND; - return 0; - } /* * Move the name to a buffer and make sure to remove a trailing * slash, because it causes FindFirstFile() to fail on Win95. */ - if ((name_len = wcslen(worig_name)) >= _MAX_PATH) { - goto enoent; - } else { - wcscpy(name, worig_name); - if (name_len > 2 && ISSLASH(name[name_len-1]) && - name[name_len-2] != L':') { - name[name_len-1] = L'\0'; - } + name_len = wcslen(worig_name); + + name = wpath_tmp_alloc(state, name_len+1); + wcscpy(name, worig_name); + if (name_len > 2 && ISSLASH(name[name_len-1]) && + name[name_len-2] != L':') { + name[name_len-1] = L'\0'; } - + + win_path = name; + if (wcsncmp(name, L"\\\\?\\", 4) == 0) { + win_path += 4; + } + + if (wcspbrk(win_path, L"?*")) { + enoent: + errInfo->posix_errno = ENOENT; + errInfo->os_errno = ERROR_FILE_NOT_FOUND; + return 0; + } + /* Try to get disk from name. If none, get current disk. */ - if (name[1] != L':') { + if (win_path[1] != L':') { + WCHAR* cwd_path = get_cwd_wpath_tmp(state); drive = 0; - if (GetCurrentDirectoryW(_MAX_PATH, pathbuf) && - pathbuf[1] == L':') { - drive = towlower(pathbuf[0]) - L'a' + 1; + if (cwd_path[1] == L':') { + drive = towlower(cwd_path[0]) - L'a' + 1; } - } else if (*name && name[2] == L'\0') { + } else if (*win_path && win_path[2] == L'\0') { /* * X: and nothing more is an error. */ errInfo->posix_errno = ENOENT; errInfo->os_errno = ERROR_FILE_NOT_FOUND; return 0; - } else - drive = towlower(*name) - L'a' + 1; + } else { + drive = towlower(*win_path) - L'a' + 1; + } findhandle = FindFirstFileW(name, &findbuf); if (findhandle == INVALID_HANDLE_VALUE) { + WCHAR* path = NULL; + if (!(wcspbrk(name, L"./\\") && - (path = _wfullpath(pathbuf, name, _MAX_PATH)) && + (path = get_full_wpath_tmp(state, name, NULL, 0)) && /* root dir. ('C:\') or UNC root dir. ('\\server\share\') */ ((wcslen(path) == 3) || is_root_unc_name(path)) && (GetDriveTypeW(path) > 1) ) ) { + errInfo->posix_errno = ENOENT; errInfo->os_errno = ERROR_FILE_NOT_FOUND; return 0; @@ -908,13 +1276,11 @@ efile_fileinfo(Efile_error* errInfo, Efile_info* pInfo, /* * given that we know this is a symlink, we should be able to find its target */ - WCHAR target_name[_MAX_PATH]; - if (efile_readlink(errInfo, (char *) name, - (char *) target_name, - _MAX_PATH * sizeof(WCHAR)) == 1) { + WCHAR* target_name = (WCHAR*) do_readlink(state, (char *) name, NULL, 0); + if (target_name) { FindClose(findhandle); - return efile_fileinfo(errInfo, pInfo, - (char *) target_name, info_for_link); + return do_fileinfo(state, pInfo, + (char *) target_name, info_for_link); } } @@ -981,6 +1347,20 @@ efile_write_info(Efile_error* errInfo, Efile_info* pInfo, char* name) { + Efile_call_state state; + int ret; + call_state_init(&state, errInfo); + ret = do_write_info(&state, pInfo, name); + call_state_free(&state); + return ret; +} + +static int +do_write_info(Efile_call_state* state, + Efile_info* pInfo, + char* name) +{ + Efile_error* errInfo = state->errInfo; SYSTEMTIME timebuf; FILETIME ModifyFileTime; FILETIME AccessFileTime; @@ -990,6 +1370,10 @@ efile_write_info(Efile_error* errInfo, DWORD tempAttr; WCHAR *wname = (WCHAR *) name; + DBG_TRACE(1, name); + + ensure_wpath(state, &wname); + /* * Get the attributes for the file. */ @@ -1066,7 +1450,9 @@ char* buf; /* Buffer to write. */ size_t count; /* Number of bytes to write. */ Sint64 offset; /* where to write it */ { - int res = efile_seek(errInfo, fd, offset, EFILE_SEEK_SET, NULL); + int res; + DBG_TRACE(2, L""); + res = efile_seek(errInfo, fd, offset, EFILE_SEEK_SET, NULL); if (res) { return efile_write(errInfo, EFILE_MODE_WRITE, fd, buf, count); } else { @@ -1084,7 +1470,9 @@ char* buf; /* Buffer to read into. */ size_t count; /* Number of bytes to read. */ size_t* pBytesRead; /* Where to return number of bytes read. */ { - int res = efile_seek(errInfo, fd, offset, EFILE_SEEK_SET, NULL); + int res; + DBG_TRACE(2, L""); + res = efile_seek(errInfo, fd, offset, EFILE_SEEK_SET, NULL); if (res) { return efile_read(errInfo, EFILE_MODE_READ, fd, buf, count, pBytesRead); } else { @@ -1106,6 +1494,7 @@ size_t count; /* Number of bytes to write. */ OVERLAPPED overlapped; OVERLAPPED* pOverlapped = NULL; + DBG_TRACE(2, L""); if (flags & EFILE_MODE_APPEND) { memset(&overlapped, 0, sizeof(overlapped)); overlapped.Offset = 0xffffffff; @@ -1135,6 +1524,7 @@ efile_writev(Efile_error* errInfo, /* Where to return error codes */ OVERLAPPED overlapped; OVERLAPPED* pOverlapped = NULL; + DBG_TRACE(2, L""); ASSERT(iovcnt >= 0); if (flags & EFILE_MODE_APPEND) { @@ -1171,6 +1561,8 @@ size_t count; /* Number of bytes to read. */ size_t* pBytesRead; /* Where to return number of bytes read. */ { DWORD nbytes = 0; + + DBG_TRACE(2, L""); if (!ReadFile((HANDLE) fd, buf, count, &nbytes, NULL)) return set_error(errInfo); @@ -1190,6 +1582,7 @@ Sint64* new_location; /* Resulting new location in file. */ { LARGE_INTEGER off, new_loc; + DBG_TRACE(2, L""); switch (origin) { case EFILE_SEEK_SET: origin = FILE_BEGIN; break; case EFILE_SEEK_CUR: origin = FILE_CURRENT; break; @@ -1221,6 +1614,7 @@ Efile_error* errInfo; /* Where to return error codes. */ int *fd; /* File descriptor for file to truncate. */ int flags; { + DBG_TRACE(2, L""); if (!SetEndOfFile((HANDLE) (*fd))) return set_error(errInfo); return 1; @@ -1373,9 +1767,24 @@ dos_to_posix_mode(int attr, const WCHAR *name) return uxmode; } + int efile_readlink(Efile_error* errInfo, char* name, char* buffer, size_t size) { + Efile_call_state state; + int ret; + DBG_TRACE(1, name); + call_state_init(&state, errInfo); + ret = !!do_readlink(&state, name, buffer, size); + call_state_free(&state); + return ret; +} + +/* If buffer==0, return buffer allocated by wpath_tmp_allocate +*/ +static char* +do_readlink(Efile_call_state* state, char* name, char* buffer, size_t size) +{ /* * load dll and see if we have CreateSymbolicLink at runtime: * (Vista only) @@ -1383,6 +1792,9 @@ efile_readlink(Efile_error* errInfo, char* name, char* buffer, size_t size) HINSTANCE hModule = NULL; WCHAR *wname = (WCHAR *) name; WCHAR *wbuffer = (WCHAR *) buffer; + DWORD wsize = size / sizeof(WCHAR); + char* ret = NULL; + if ((hModule = LoadLibrary("kernel32.dll")) != NULL) { typedef DWORD (WINAPI * GETFINALPATHNAMEBYHANDLEPTR)( HANDLE hFile, @@ -1393,58 +1805,84 @@ efile_readlink(Efile_error* errInfo, char* name, char* buffer, size_t size) GETFINALPATHNAMEBYHANDLEPTR pGetFinalPathNameByHandle = (GETFINALPATHNAMEBYHANDLEPTR)GetProcAddress(hModule, "GetFinalPathNameByHandleW"); - if (pGetFinalPathNameByHandle == NULL) { - FreeLibrary(hModule); - } else { + if (pGetFinalPathNameByHandle != NULL) { + DWORD fileAttributes; + ensure_wpath(state, &wname); /* first check if file is a symlink; {error, einval} otherwise */ - DWORD fileAttributes = GetFileAttributesW(wname); + fileAttributes = GetFileAttributesW(wname); if ((fileAttributes & FILE_ATTRIBUTE_REPARSE_POINT)) { - BOOLEAN success = 0; + DWORD success = 0; HANDLE h = CreateFileW(wname, GENERIC_READ, FILE_SHARE_FLAGS, NULL, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, NULL); int len; if(h != INVALID_HANDLE_VALUE) { - success = pGetFinalPathNameByHandle(h, wbuffer, size / sizeof(WCHAR),0); - /* GetFinalPathNameByHandle prepends path with "\\?\": */ - len = wcslen(wbuffer); - wmemmove(wbuffer,wbuffer+4,len-3); - if (len - 4 >= 2 && wbuffer[1] == L':' && wbuffer[0] >= L'A' && - wbuffer[0] <= L'Z') { - wbuffer[0] = wbuffer[0] + L'a' - L'A'; + if (!wbuffer) { /* dynamic allocation */ + WCHAR dummy; + wsize = pGetFinalPathNameByHandle(h, &dummy, 0, 0); + if (wsize) { + wbuffer = wpath_tmp_alloc(state, wsize); + } } + if (wbuffer + && (success = pGetFinalPathNameByHandle(h, wbuffer, wsize, 0)) + && success < wsize) { + WCHAR* wp; + + /* GetFinalPathNameByHandle prepends path with "\\?\": */ + len = wcslen(wbuffer); + wmemmove(wbuffer,wbuffer+4,len-3); + if (len - 4 >= 2 && wbuffer[1] == L':' && wbuffer[0] >= L'A' && + wbuffer[0] <= L'Z') { + wbuffer[0] = wbuffer[0] + L'a' - L'A'; + } - for ( ; *wbuffer; wbuffer++) - if (*wbuffer == L'\\') - *wbuffer = L'/'; + for (wp=wbuffer ; *wp; wp++) + if (*wp == L'\\') + *wp = L'/'; + } CloseHandle(h); - } - FreeLibrary(hModule); + } if (success) { - return 1; + ret = (char*) wbuffer; } else { - return set_error(errInfo); + set_error(state->errInfo); } } else { - FreeLibrary(hModule); errno = EINVAL; - return check_error(-1, errInfo); + save_last_error(state->errInfo); } + goto done; } } errno = ENOTSUP; - return check_error(-1, errInfo); + save_last_error(state->errInfo); + +done: + if (hModule) + FreeLibrary(hModule); + return ret; } int efile_altname(Efile_error* errInfo, char* orig_name, char* buffer, size_t size) { + Efile_call_state state; + int ret; + DBG_TRACE(1, orig_name); + call_state_init(&state, errInfo); + ret = do_altname(&state, orig_name, buffer, size); + call_state_free(&state); + return ret; +} + +static int +do_altname(Efile_call_state* state, char* orig_name, char* buffer, size_t size) +{ WIN32_FIND_DATAW wfd; HANDLE fh; - WCHAR name[_MAX_PATH+1]; + WCHAR* name; int name_len; - WCHAR* path; - WCHAR pathbuf[_MAX_PATH+1]; /* Unclear weather GetCurrentDirectory will access one char after - _MAX_PATH */ + WCHAR* full_path = NULL; WCHAR *worig_name = (WCHAR *) orig_name; WCHAR *wbuffer = (WCHAR *) buffer; int drive; /* Drive for filename (1 = A:, 2 = B: etc). */ @@ -1453,8 +1891,8 @@ efile_altname(Efile_error* errInfo, char* orig_name, char* buffer, size_t size) if (wcspbrk(worig_name, L"?*")) { enoent: - errInfo->posix_errno = ENOENT; - errInfo->os_errno = ERROR_FILE_NOT_FOUND; + state->errInfo->posix_errno = ENOENT; + state->errInfo->os_errno = ERROR_FILE_NOT_FOUND; return 0; } @@ -1462,24 +1900,23 @@ efile_altname(Efile_error* errInfo, char* orig_name, char* buffer, size_t size) * Move the name to a buffer and make sure to remove a trailing * slash, because it causes FindFirstFile() to fail on Win95. */ - - if ((name_len = wcslen(worig_name)) >= _MAX_PATH) { - goto enoent; - } else { - wcscpy(name, worig_name); - if (name_len > 2 && ISSLASH(name[name_len-1]) && - name[name_len-2] != L':') { - name[name_len-1] = L'\0'; - } + ensure_wpath(state, &worig_name); + name_len = wcslen(worig_name); + + name = wpath_tmp_alloc(state, name_len + 1); + wcscpy(name, worig_name); + if (name_len > 2 && ISSLASH(name[name_len-1]) && + name[name_len-2] != L':') { + name[name_len-1] = L'\0'; } /* Try to get disk from name. If none, get current disk. */ if (name[1] != L':') { + WCHAR* cwd_path = get_cwd_wpath_tmp(state); drive = 0; - if (GetCurrentDirectoryW(_MAX_PATH, pathbuf) && - pathbuf[1] == L':') { - drive = towlower(pathbuf[0]) - L'a' + 1; + if (cwd_path[1] == L':') { + drive = towlower(cwd_path[0]) - L'a' + 1; } } else if (*name && name[2] == L'\0') { /* @@ -1491,13 +1928,15 @@ efile_altname(Efile_error* errInfo, char* orig_name, char* buffer, size_t size) } fh = FindFirstFileW(name,&wfd); if (fh == INVALID_HANDLE_VALUE) { + DWORD fff_error = GetLastError(); if (!(wcspbrk(name, L"./\\") && - (path = _wfullpath(pathbuf, name, _MAX_PATH)) && + (full_path = get_full_wpath_tmp(state, name, NULL, 0)) && /* root dir. ('C:\') or UNC root dir. ('\\server\share\') */ - ((wcslen(path) == 3) || is_root_unc_name(path)) && - (GetDriveTypeW(path) > 1) ) ) { - errno = errno_map(GetLastError()); - return check_error(-1, errInfo); + ((wcslen(full_path) == 3) || is_root_unc_name(full_path)) && + (GetDriveTypeW(full_path) > 1) ) ) { + + set_os_errno(state->errInfo, fff_error); + return 0; } /* * Root directories (such as C:\ or \\server\share\ are fabricated. @@ -1518,17 +1957,37 @@ efile_altname(Efile_error* errInfo, char* orig_name, char* buffer, size_t size) int efile_link(Efile_error* errInfo, char* old, char* new) { + Efile_call_state state; WCHAR *wold = (WCHAR *) old; WCHAR *wnew = (WCHAR *) new; + int ret; + DBG_TRACE(1, old); + call_state_init(&state, errInfo); + ensure_wpath(&state, &wold); + ensure_wpath(&state, &wnew); if(!CreateHardLinkW(wnew, wold, NULL)) { - return set_error(errInfo); + ret = set_error(errInfo); } - return 1; + else ret =1; + call_state_free(&state); + return ret; } int efile_symlink(Efile_error* errInfo, char* old, char* new) { + Efile_call_state state; + int ret; + DBG_TRACE2(1, "symlink(%s <- %s)", old, new); + call_state_init(&state, errInfo); + ret = do_symlink(&state, old, new); + call_state_free(&state); + return ret; +} + +static int +do_symlink(Efile_call_state* state, char* old, char* new) +{ /* * Load dll and see if we have CreateSymbolicLink at runtime: * (Vista only) @@ -1536,6 +1995,8 @@ efile_symlink(Efile_error* errInfo, char* old, char* new) HINSTANCE hModule = NULL; WCHAR *wold = (WCHAR *) old; WCHAR *wnew = (WCHAR *) new; + + DBG_TRACE(1, old); if ((hModule = LoadLibrary("kernel32.dll")) != NULL) { typedef BOOLEAN (WINAPI * CREATESYMBOLICLINKFUNCPTR) ( LPCWSTR lpSymlinkFileName, @@ -1547,6 +2008,9 @@ efile_symlink(Efile_error* errInfo, char* old, char* new) "CreateSymbolicLinkW"); /* A for MBCS, W for UNICODE... char* above implies 'W'! */ if (pCreateSymbolicLink != NULL) { + ensure_wpath(state, &wold); + ensure_wpath(state, &wnew); + { DWORD attr = GetFileAttributesW(wold); int flag = (attr != INVALID_FILE_ATTRIBUTES && attr & FILE_ATTRIBUTE_DIRECTORY) ? 1 : 0; @@ -1557,19 +2021,21 @@ efile_symlink(Efile_error* errInfo, char* old, char* new) if (success) { return 1; } else { - return set_error(errInfo); + return set_error(state->errInfo); } + } } else FreeLibrary(hModule); } errno = ENOTSUP; - return check_error(-1, errInfo); + return check_error(-1, state->errInfo); } int efile_fadvise(Efile_error* errInfo, int fd, Sint64 offset, Sint64 length, int advise) { + DBG_TRACE(2, L""); /* posix_fadvise is not available on Windows, do nothing */ errno = ERROR_SUCCESS; return check_error(0, errInfo); @@ -1578,6 +2044,7 @@ efile_fadvise(Efile_error* errInfo, int fd, Sint64 offset, int efile_fallocate(Efile_error* errInfo, int fd, Sint64 offset, Sint64 length) { + DBG_TRACE(2, L""); /* No file preallocation method available in Windows. */ errno = errno_map(ERROR_NOT_SUPPORTED); SetLastError(ERROR_NOT_SUPPORTED); diff --git a/erts/emulator/hipe/hipe_bif0.c b/erts/emulator/hipe/hipe_bif0.c index fa99c817f0..2497d51df1 100644 --- a/erts/emulator/hipe/hipe_bif0.c +++ b/erts/emulator/hipe/hipe_bif0.c @@ -1101,9 +1101,9 @@ BIF_RETTYPE hipe_bifs_make_fun_3(BIF_ALIST_3) #endif /* - * args: Nativecodeaddress, Module, {Uniq, Index, BeamAddress} + * args: Module, {Uniq, Index, BeamAddress} */ -BIF_RETTYPE hipe_bifs_make_fe_3(BIF_ALIST_3) +BIF_RETTYPE hipe_bifs_get_fe_2(BIF_ALIST_2) { Eterm mod; Uint index; @@ -1111,20 +1111,15 @@ BIF_RETTYPE hipe_bifs_make_fe_3(BIF_ALIST_3) void *beam_address; ErlFunEntry *fe; Eterm *tp; - void *native_address; - - native_address = term_to_address(BIF_ARG_1); - if (!native_address) - BIF_ERROR(BIF_P, BADARG); - if (is_not_atom(BIF_ARG_2)) + if (is_not_atom(BIF_ARG_1)) BIF_ERROR(BIF_P, BADARG); - mod = BIF_ARG_2; + mod = BIF_ARG_1; - if (is_not_tuple(BIF_ARG_3) || - (arityval(*tuple_val(BIF_ARG_3)) != 3)) + if (is_not_tuple(BIF_ARG_2) || + (arityval(*tuple_val(BIF_ARG_2)) != 3)) BIF_ERROR(BIF_P, BADARG); - tp = tuple_val(BIF_ARG_3); + tp = tuple_val(BIF_ARG_2); if (term_to_Uint(tp[1], &uniq) == 0) BIF_ERROR(BIF_P, BADARG); if (term_to_Uint(tp[2], &index) == 0) @@ -1144,10 +1139,28 @@ BIF_RETTYPE hipe_bifs_make_fe_3(BIF_ALIST_3) printf("no fun entry for %s %ld:%ld\n", atom_buf, uniq, index); BIF_ERROR(BIF_P, BADARG); } + BIF_RET(address_to_term((void *)fe, BIF_P)); +} + +/* + * args: FE, Nativecodeaddress + */ +BIF_RETTYPE hipe_bifs_set_native_address_in_fe_2(BIF_ALIST_2) +{ + ErlFunEntry *fe; + void *native_address; + + fe = (ErlFunEntry *)term_to_address(BIF_ARG_1); + if (!fe) + BIF_ERROR(BIF_P, BADARG); + native_address = term_to_address(BIF_ARG_2); + if (!native_address) + BIF_ERROR(BIF_P, BADARG); + fe->native_address = native_address; if (erts_refc_dectest(&fe->refc, 0) == 0) erts_erase_fun_entry(fe); - BIF_RET(address_to_term((void *)fe, BIF_P)); + BIF_RET(am_true); } #if 0 /* XXX: unused */ diff --git a/erts/emulator/hipe/hipe_bif0.tab b/erts/emulator/hipe/hipe_bif0.tab index ce641365e9..2514b1c3a5 100644 --- a/erts/emulator/hipe/hipe_bif0.tab +++ b/erts/emulator/hipe/hipe_bif0.tab @@ -69,7 +69,8 @@ bif hipe_bifs:atom_to_word/1 bif hipe_bifs:term_to_word/1 #bif hipe_bifs:make_fun/3 -bif hipe_bifs:make_fe/3 +bif hipe_bifs:get_fe/2 +bif hipe_bifs:set_native_address_in_fe/2 #bif hipe_bifs:make_native_stub/2 bif hipe_bifs:find_na_or_make_stub/2 diff --git a/erts/emulator/hipe/hipe_bif2.c b/erts/emulator/hipe/hipe_bif2.c index 7637049bc3..054911e822 100644 --- a/erts/emulator/hipe/hipe_bif2.c +++ b/erts/emulator/hipe/hipe_bif2.c @@ -182,3 +182,10 @@ BIF_RETTYPE hipe_bifs_debug_native_called_2(BIF_ALIST_2) BIF_RET(am_ok); } +/* Stub-BIF for LLVM: + * Reloads BP, SP (in llvm unwind label) */ + +BIF_RETTYPE hipe_bifs_llvm_fix_pinned_regs_0(BIF_ALIST_0) +{ + BIF_RET(am_ok); +} diff --git a/erts/emulator/hipe/hipe_bif2.tab b/erts/emulator/hipe/hipe_bif2.tab index 45a395bf57..1b659cfa90 100644 --- a/erts/emulator/hipe/hipe_bif2.tab +++ b/erts/emulator/hipe/hipe_bif2.tab @@ -30,3 +30,4 @@ bif hipe_bifs:in_native/0 bif hipe_bifs:modeswitch_debug_on/0 bif hipe_bifs:modeswitch_debug_off/0 bif hipe_bifs:debug_native_called/2 +bif hipe_bifs:llvm_fix_pinned_regs/0 diff --git a/erts/emulator/hipe/hipe_bif_list.m4 b/erts/emulator/hipe/hipe_bif_list.m4 index 0997d81b2f..5f92b6bac4 100644 --- a/erts/emulator/hipe/hipe_bif_list.m4 +++ b/erts/emulator/hipe/hipe_bif_list.m4 @@ -268,9 +268,16 @@ noproc_primop_interface_1(nbif_atomic_inc, hipe_atomic_inc) */ define(CFUN,`ifelse($1,term_to_binary_1,hipe_wrapper_term_to_binary_1, ifelse($1,term_to_binary_2,hipe_wrapper_term_to_binary_2, -ifelse($1,erts_internal_binary_to_term_1,hipe_wrapper_erts_internal_binary_to_term_1, -ifelse($1,erts_internal_binary_to_term_2,hipe_wrapper_erts_internal_binary_to_term_2, -$1))))') +ifelse($1,binary_to_term_1,hipe_wrapper_binary_to_term_1, +ifelse($1,binary_to_term_2,hipe_wrapper_binary_to_term_2, +ifelse($1,binary_to_list_1,hipe_wrapper_binary_to_list_1, +ifelse($1,binary_to_list_3,hipe_wrapper_binary_to_list_3, +ifelse($1,bitstring_to_list_1,hipe_wrapper_bitstring_to_list_1, +ifelse($1,list_to_binary_1,hipe_wrapper_list_to_binary_1, +ifelse($1,iolist_to_binary_1,hipe_wrapper_iolist_to_binary_1, +ifelse($1,binary_list_to_bin_1,hipe_wrapper_binary_list_to_bin_1, +ifelse($1,list_to_bitstring_1,hipe_wrapper_list_to_bitstring_1, +$1)))))))))))') define(BIF_LIST,`standard_bif_interface_$3(nbif_$4, CFUN($4))') include(TARGET/`erl_bif_list.h') diff --git a/erts/emulator/hipe/hipe_x86_signal.c b/erts/emulator/hipe/hipe_x86_signal.c index 8f997aafab..f5668013e2 100644 --- a/erts/emulator/hipe/hipe_x86_signal.c +++ b/erts/emulator/hipe/hipe_x86_signal.c @@ -2,7 +2,7 @@ * %CopyrightBegin% * - * Copyright Ericsson AB 2001-2013. All Rights Reserved. + * Copyright Ericsson AB 2001-2014. All Rights Reserved. * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in @@ -304,7 +304,9 @@ static void hipe_sigaltstack(void *ss_sp) */ void hipe_thread_signal_init(void) { - hipe_sigaltstack(erts_alloc(ERTS_ALC_T_HIPE, SIGSTKSZ)); + /* Stack don't really need to be cache aligned. + We use it to suppress false leak report from valgrind */ + hipe_sigaltstack(erts_alloc_permanent_cache_aligned(ERTS_ALC_T_HIPE, SIGSTKSZ)); } #endif diff --git a/erts/emulator/sys/common/erl_check_io.c b/erts/emulator/sys/common/erl_check_io.c index 245841a768..1db673e7f3 100644 --- a/erts/emulator/sys/common/erl_check_io.c +++ b/erts/emulator/sys/common/erl_check_io.c @@ -527,7 +527,8 @@ ERTS_CIO_EXPORT(driver_select)(ErlDrvPort ix, /* fast track to stop_select callback */ stop_select_fn = prt->drv_ptr->stop_select; #ifdef USE_VM_PROBES - strncpy(name, prt->drv_ptr->name, sizeof(name)-1); + strncpy(name, prt->drv_ptr->name, + sizeof(DTRACE_CHARBUF_NAME(name))-1); name[sizeof(name)-1] = '\0'; #endif ret = 0; diff --git a/erts/emulator/sys/ose/default.lmconf b/erts/emulator/sys/ose/beam.lmconf index a66b0ece56..4ad46b01d9 100644 --- a/erts/emulator/sys/ose/default.lmconf +++ b/erts/emulator/sys/ose/beam.lmconf @@ -4,12 +4,13 @@ OSE_LM_POOL_SIZE=0x200000 OSE_LM_MAIN_NAME=main OSE_LM_MAIN_STACK_SIZE=0xF000 OSE_LM_MAIN_PRIORITY=20 +## Has to be of a type that allows MAM OSE_LM_PROGRAM_TYPE=APP_RAM OSE_LM_DATA_INIT=YES OSE_LM_BSS_INIT=YES OSE_LM_EXEC_MODEL=SHARED HEAP_MAX_SIZE=1000000000 -HEAP_SMALL_BUF_INIT_SIZE=64000000 +HEAP_SMALL_BUF_INIT_SIZE=20971520 HEAP_LARGE_BUF_THRESHOLD=16000000 HEAP_LOCK_TYPE=2 diff --git a/erts/emulator/sys/ose/erl_main.c b/erts/emulator/sys/ose/erl_main.c index 03119c3fec..23a9bc93a4 100644 --- a/erts/emulator/sys/ose/erl_main.c +++ b/erts/emulator/sys/ose/erl_main.c @@ -30,6 +30,8 @@ int main(int argc, char **argv) { + (void)stdin;(void)stdout;(void)stderr; + /* When starting using pm_create -c ARGV="-- -root ..", argv[0] is the first part of ARGV and not the name of the executable. So we shuffle some pointers here to make erl_start happy. */ diff --git a/erts/emulator/sys/ose/erl_poll.c b/erts/emulator/sys/ose/erl_poll.c index ca1ed6e53a..7d2a3d1e0b 100644 --- a/erts/emulator/sys/ose/erl_poll.c +++ b/erts/emulator/sys/ose/erl_poll.c @@ -551,7 +551,12 @@ int erts_poll_wait(ErtsPollSet ps, fd.id, fd.signo, current_process()); erts_send_error_to_logger_nogl(dsbufp); timeout = 0; - ASSERT(0); + /* Under normal circumstances the signal is deallocated by the + * driver that issued the select operation. But in this case + * there's no driver waiting for such signal so we have to + * deallocate it here */ + if (sig) + free_buf(&sig); } else { int i; struct erts_sys_fd_type *fd = NULL; @@ -737,6 +742,7 @@ union SIGNAL *erl_drv_ose_get_signal(ErlDrvEvent drv_ev) { ev->msgs = msg->next; ethr_mutex_unlock(&ev->mtx); erts_free(ERTS_ALC_T_FD_SIG_LIST,msg); + restore(sig); return sig; } } diff --git a/erts/emulator/sys/ose/sys.c b/erts/emulator/sys/ose/sys.c index c892cc69c7..5b950a7dae 100644 --- a/erts/emulator/sys/ose/sys.c +++ b/erts/emulator/sys/ose/sys.c @@ -195,7 +195,9 @@ static volatile int children_died; write_buff += sizeof(struct aiocb *); \ memcpy(write_buff,BUFF,SIZE+1); \ SET_AIO(*write_req,FD,SIZE,write_buff); \ - aio_write(write_req); \ + if (aio_write(write_req)) \ + ramlog_printf("%s:%d: write failed with %d\n", \ + __FILE__,__LINE__,errno); \ } \ } while(0) @@ -210,13 +212,13 @@ static volatile int children_died; driver_free(buffer_ptr); \ } while(0) -/* When we have several schedulers, we need to make sure - * that scheduler issuing aio_dispatch() is the owner on the signal */ #define DISPATCH_AIO(sig) do { \ - restore(sig); \ - aio_dispatch(sig); \ + if (aio_dispatch(sig)) \ + ramlog_printf("%s:%d: dispatch failed with %d\n", \ + __FILE__,__LINE__,errno); \ } while(0) +#define AIO_PIPE_SIZE 1024 /* debug print macros */ #define DEBUG_RES 0 @@ -371,6 +373,63 @@ thr_create_prepare_child(void *vtcdp) #endif /* #ifdef USE_THREADS */ +/* The two functions below are stolen from win_con.c + They have to use malloc/free/realloc directly becasue + we want to do able to do erts_printf very early on. + */ +#define VPRINTF_BUF_INC_SIZE 128 +static erts_dsprintf_buf_t * +grow_vprintf_buf(erts_dsprintf_buf_t *dsbufp, size_t need) +{ + char *buf; + size_t size; + + ASSERT(dsbufp); + + if (!dsbufp->str) { + size = (((need + VPRINTF_BUF_INC_SIZE - 1) + / VPRINTF_BUF_INC_SIZE) + * VPRINTF_BUF_INC_SIZE); + buf = (char *) malloc(size * sizeof(char)); + } + else { + size_t free_size = dsbufp->size - dsbufp->str_len; + + if (need <= free_size) + return dsbufp; + + size = need - free_size + VPRINTF_BUF_INC_SIZE; + size = (((size + VPRINTF_BUF_INC_SIZE - 1) + / VPRINTF_BUF_INC_SIZE) + * VPRINTF_BUF_INC_SIZE); + size += dsbufp->size; + buf = (char *) realloc((void *) dsbufp->str, + size * sizeof(char)); + } + if (!buf) + return NULL; + if (buf != dsbufp->str) + dsbufp->str = buf; + dsbufp->size = size; + return dsbufp; +} + +static int erts_sys_ramlog_printf(char *format, va_list arg_list) +{ + int res,i; + erts_dsprintf_buf_t dsbuf = ERTS_DSPRINTF_BUF_INITER(grow_vprintf_buf); + res = erts_vdsprintf(&dsbuf, format, arg_list); + if (res >= 0) { + for (i = 0; i < dsbuf.str_len; i+= 50) + /* We print 50 characters at a time because otherwise + the ramlog looks broken */ + ramlog_printf("%.*s",dsbuf.str_len-50 < 0?dsbuf.str_len:50,dsbuf.str+i); + } + if (dsbuf.str) + free((void *) dsbuf.str); + return res; +} + void erts_sys_pre_init(void) { @@ -409,6 +468,9 @@ erts_sys_pre_init(void) children_died = 0; #endif #endif /* USE_THREADS */ + + erts_printf_stdout_func = erts_sys_ramlog_printf; + erts_smp_atomic_init_nob(&sys_misc_mem_sz, 0); } @@ -650,7 +712,7 @@ static void stop_select(ErlDrvEvent, void*); static PROCESS get_signal_proxy_pid(void) { union SIGNAL *sig; - SIGSELECT any_sig[] = {0}; + SIGSELECT any_sig[] = {1,ERTS_SIGNAL_OSE_DRV_ATTACH}; if (!sig_proxy_pid) { sig = alloc(sizeof(union SIGNAL), ERTS_SIGNAL_OSE_DRV_ATTACH); @@ -685,7 +747,7 @@ resolve_signal(union SIGNAL* sig) { struct erl_drv_entry spawn_driver_entry = { spawn_init, spawn_start, - erl_stop, + NULL, /* erl_stop, */ output, ready_input, ready_output, @@ -784,7 +846,11 @@ set_driver_data(ErlDrvPort port_num, /* READ */ if (read_write & DO_READ) { - efs_examine_fd(ifd, FLIB_FD_HANDLE, &driver_data[ifd].handle, 0); + EfsStatus res = efs_examine_fd(ifd, FLIB_FD_HANDLE, + &driver_data[ifd].handle, 0); + if (res != EFS_SUCCESS) + ramlog_printf("%s:%d: efs_examine_fd(%d) failed with %d\n", + __FILE__,__LINE__,ifd,errno); driver_data[ifd].ifd = ifd; driver_data[ifd].packet_bytes = packet_bytes; driver_data[ifd].port_num = port_num; @@ -792,10 +858,9 @@ set_driver_data(ErlDrvPort port_num, /* async read struct */ memset(&driver_data[ifd].aiocb, 0, sizeof(struct aiocb)); - driver_data[ifd].aiocb.aio_buf = driver_alloc(255); + driver_data[ifd].aiocb.aio_buf = driver_alloc(AIO_PIPE_SIZE); driver_data[ifd].aiocb.aio_fildes = ifd; - driver_data[ifd].aiocb.aio_nbytes = 255; - + driver_data[ifd].aiocb.aio_nbytes = (packet_bytes?packet_bytes:AIO_PIPE_SIZE); driver_data[ifd].alive = 1; driver_data[ifd].status = 0; driver_data[ifd].input_event = @@ -826,7 +891,9 @@ set_driver_data(ErlDrvPort port_num, (void) driver_select(port_num, driver_data[ifd].input_event, (ERL_DRV_READ | ERL_DRV_USE), 1); - aio_read(&driver_data[ifd].aiocb); + if (aio_read(&driver_data[ifd].aiocb)) + ramlog_printf("%s:%d: aio_read(%d) failed with %d\n", + __FILE__,__LINE__,ifd,errno); } else { /* WRITE ONLY */ efs_examine_fd(ofd, FLIB_FD_HANDLE, &driver_data[ofd].handle, 0); @@ -926,7 +993,7 @@ spawn_start(ErlDrvPort port_num, char* name, SysDriverOpts* opts) { int ifd[2]; int ofd[2]; - static uint32_t ticker = 0; + static uint32_t ticker = 1; PmStatus pm_status; OSDOMAIN domain = PM_NEW_DOMAIN; PROCESS progpid, mainbid, mainpid; @@ -938,39 +1005,53 @@ spawn_start(ErlDrvPort port_num, char* name, SysDriverOpts* opts) int handle_size; char *ptr; - /* handle arguments */ - ptr = strchr(name, ' '); - if (ptr != NULL) { - *ptr ='\0'; - ptr++; - args = ptr; + + args = driver_alloc(strlen(name)+1); + strcpy(args, name); + /* We need to handle name in three parts + * - install handle (must be unique) + * - install binary (needed for ose_pm_install_load_module()) + * - full path (as argument to the spawned applications env.var + */ + + /* full path including arguments */ + args = driver_alloc(strlen(name)+1); + strcpy(args, name); + + /* handle path */ + tmp_handle = strrchr(name, '/'); + if (tmp_handle == NULL) { + tmp_handle = name; } else { - args = NULL; + tmp_handle++; } - /* create an install handle */ - ptr = strrchr(name, '/'); + /* handle args */ + ptr = strchr(tmp_handle, ' '); if (ptr != NULL) { - ptr++; - tmp_handle = ptr; + *ptr = '\0'; + handle_size = ptr - tmp_handle; } else { - tmp_handle = name; + handle_size = strlen(name)+1; } - handle_size = strlen(tmp_handle)+1; - handle_size += (ticker<10)?3:((ticker<100)?4:5); + /* make room for ticker */ + handle_size += (ticker<10)?3:((ticker<100)?4:5); handle = driver_alloc(handle_size); - snprintf(handle, handle_size, "%s_%d", tmp_handle, ticker); - + do { - snprintf(handle, handle_size, "%s_%d", tmp_handle, ticker++); + snprintf(handle, handle_size, "%s_%d", tmp_handle, ticker); pm_status = ose_pm_install_load_module(0, "ELF", name, handle, 0, 0, NULL); - + ticker++; } while (pm_status == PM_EINSTALL_HANDLE_ALREADY_INSTALLED); - DEBUG_CHECK_RES(pm_status, PM_SUCCESS); + + if (pm_status != PM_SUCCESS) { + errno = ENOSYS; /* FIXME add comment */ + return ERL_DRV_ERROR_ERRNO; + } /* Create Program */ pm_status = ose_pm_create_program(&domain, handle, 0, 0, @@ -1143,17 +1224,13 @@ static void erl_stop(ErlDrvData drv_data) if (data->ifd != data->ofd) { /* read and write */ nbio_stop_fd(data->port_num, data->input_event); nbio_stop_fd(data->port_num, data->output_event); - driver_select(data->port_num, data->input_event, ERL_DRV_USE, 0); - driver_select(data->port_num, data->output_event, ERL_DRV_USE, 0); } else { /* write only */ nbio_stop_fd(data->port_num, data->output_event); - driver_select(data->port_num, data->output_event, ERL_DRV_USE, 0); } } else { /* read only */ nbio_stop_fd(data->port_num, data->input_event); - driver_select(data->port_num, data->input_event, ERL_DRV_USE, 0); } close(data->ifd); close(data->ofd); @@ -1177,18 +1254,31 @@ static void output(ErlDrvData drv_data, char* buf, ErlDrvSizeT len) lbp = lb + (4-(data->packet_bytes)); if ((sz = driver_sizeq(data->port_num)) > 0) { - driver_enq(data->port_num, lbp, data->packet_bytes); - driver_enq(data->port_num, buf, len); - if (sz + len + data->packet_bytes >= (1 << 13)) + if (data->packet_bytes != 0) { + driver_enq(data->port_num, lbp, data->packet_bytes); + } + driver_enq(data->port_num, buf, len); + + if (sz + len + data->packet_bytes >= (1 << 13)) set_busy_port(data->port_num, 1); } else { - driver_enq(data->port_num, buf, len); /* n is the skip value */ - + char *pbbuf; + if (data->packet_bytes != 0) { + pbbuf = malloc(len + data->packet_bytes); + int i; + for (i = 0; i < data->packet_bytes; i++) { + *pbbuf++ = *lbp++; + } + strncpy(pbbuf, buf, len); + pbbuf -= data->packet_bytes; + } driver_select(data->port_num, data->output_event, ERL_DRV_WRITE|ERL_DRV_USE, 1); - - WRITE_AIO(data->ofd, len, buf); + WRITE_AIO(data->ofd, + (data->packet_bytes ? len+data->packet_bytes : len), + (data->packet_bytes ? pbbuf : buf)); + if (data->packet_bytes != 0) free(pbbuf); } return; /* 0; */ } @@ -1204,12 +1294,12 @@ static int port_inp_failure(ErlDrvPort port_num, ErlDrvEvent ready_fd, int res) ASSERT(res <= 0); erl_drv_ose_event_fetch(ready_fd,&sig_no, NULL, (void **)&fd); - /* As we need to handle two signals, we do this in two steps */ if (driver_data[*fd].alive) { report_exit_status(driver_data[*fd].report_exit, 0); /* status? */ } else { + driver_select(port_num,ready_fd,DO_READ|DO_WRITE,0); clear_fd_data(*fd); driver_report_exit(driver_data[*fd].port_num, driver_data[*fd].status); /* As we do not really know if the spawn has crashed or exited nicely @@ -1248,6 +1338,10 @@ static void ready_input(ErlDrvData drv_data, ErlDrvEvent ready_fd) } else { res = sig->fm_read_reply.actual; + if (res == 0) { + port_inp_failure(data->port_num, ready_fd, res); + break; + } if (data->packet_bytes == 0) { if (res < 0) { @@ -1258,6 +1352,7 @@ static void ready_input(ErlDrvData drv_data, ErlDrvEvent ready_fd) else if (res == 0) { /* read of 0 bytes, eof, otherside of pipe is assumed dead */ port_inp_failure(data->port_num, ready_fd, res); + break; } else { buf = driver_alloc(res); @@ -1267,100 +1362,91 @@ static void ready_input(ErlDrvData drv_data, ErlDrvEvent ready_fd) driver_output(data->port_num, (char*) buf, res); driver_free(buf); } + /* clear the previous read */ + memset(data->aiocb.aio_buf, 0, res); + + /* issue a new read */ + DISPATCH_AIO(sig); + aio_read(&data->aiocb); } - /* We try to read the remainder */ - else if (fd_data[data->ifd].remain > 0) { - if (res < 0) { - if ((errno != EINTR) && (errno != ERRNO_BLOCK)) { - port_inp_failure(data->port_num, ready_fd, res); + else if (data->packet_bytes && fd_data[data->ifd].remain > 0) { + /* we've read a partial package, or a header */ + + if (res == fd_data[data->ifd].remain) { /* we are done! */ + char *buf = data->aiocb.aio_buf; + int i; + + /* do we have anything buffered? */ + if (fd_data[data->ifd].buf != NULL) { + memcpy(fd_data[data->ifd].buf + fd_data[data->ifd].sz, + buf, res); + buf = fd_data[data->ifd].buf; } - } - else if (res == 0) { - port_inp_failure(data->port_num, ready_fd, res); - } - else if (res == fd_data[data->ifd].remain) { /* we're done */ - driver_output(data->port_num, - fd_data[data->ifd].buf, - fd_data[data->ifd].sz); + + fd_data[data->ifd].sz += res; + driver_output(data->port_num, buf, (fd_data[data->ifd].sz>0?fd_data[data->ifd].sz:res)); clear_fd_data(data->ifd); - } - else { /* if (res < fd_data[fd].remain) */ - fd_data[data->ifd].cpos += res; - fd_data[data->ifd].remain -= res; - } - } - else if (fd_data[data->ifd].remain == 0) { /* clean fd */ - if (res < 0) { - if ((errno != EINTR) && (errno != ERRNO_BLOCK)) { - port_inp_failure(data->port_num, ready_fd, res); + + /* clear the previous read */ + memset(data->aiocb.aio_buf, 0, res); + + /* issue a new read */ + DISPATCH_AIO(sig); + data->aiocb.aio_nbytes = data->packet_bytes; + + if (data->aiocb.aio_buf == NULL) { + port_inp_failure(data->port_num, ready_fd, -1); } + aio_read(&data->aiocb); } - else if (res == 0) { /* eof */ - port_inp_failure(data->port_num, ready_fd, res); - } - else if (res < data->packet_bytes - fd_data[data->ifd].psz) { - memcpy(fd_data[data->ifd].pbuf+fd_data[data->ifd].psz, - (void *)data->aiocb.aio_buf, res); - fd_data[data->ifd].psz += res; - } - else { /* if (res >= packet_bytes) */ - unsigned char* cpos = (unsigned char*)data->aiocb.aio_buf; - int bytes_left = res; - - while (1) { - int psz = fd_data[data->ifd].psz; - char* pbp = fd_data[data->ifd].pbuf + psz; - - while (bytes_left && (psz < data->packet_bytes)) { - *pbp++ = *cpos++; - bytes_left--; - psz++; - } - - if (psz < data->packet_bytes) { - fd_data[data->ifd].psz = psz; - break; - } - fd_data[data->ifd].psz = 0; - - switch (data->packet_bytes) { - case 1: h = get_int8(fd_data[data->ifd].pbuf); break; - case 2: h = get_int16(fd_data[data->ifd].pbuf); break; - case 4: h = get_int32(fd_data[data->ifd].pbuf); break; - default: ASSERT(0); return; /* -1; */ - } - - if (h <= (bytes_left)) { - driver_output(data->port_num, (char*) cpos, h); - cpos += h; - bytes_left -= h; - continue; - } - else { /* The last message we got was split */ - char *buf = erts_alloc_fnf(ERTS_ALC_T_FD_ENTRY_BUF, h); - if (!buf) { - errno = ENOMEM; - port_inp_failure(data->port_num, ready_fd, -1); - } - else { - erts_smp_atomic_add_nob(&sys_misc_mem_sz, h); - sys_memcpy(buf, cpos, bytes_left); - fd_data[data->ifd].buf = buf; - fd_data[data->ifd].sz = h; - fd_data[data->ifd].remain = h - bytes_left; - fd_data[data->ifd].cpos = buf + bytes_left; - } - break; - } + else if(res < fd_data[data->ifd].remain) { /* received part of a package */ + if (fd_data[data->ifd].sz == 0) { + + fd_data[data->ifd].sz += res; + memcpy(fd_data[data->ifd].buf, data->aiocb.aio_buf, res); + fd_data[data->ifd].remain -= res; + } + else { + memcpy(fd_data[data->ifd].buf + fd_data[data->ifd].sz, + data->aiocb.aio_buf, res); + fd_data[data->ifd].sz += res; + fd_data[data->ifd].remain -= res; + } + /* clear the previous read */ + memset(data->aiocb.aio_buf, 0, res); + + /* issue a new read */ + DISPATCH_AIO(sig); + data->aiocb.aio_nbytes = fd_data[data->ifd].remain; + + if (data->aiocb.aio_buf == NULL) { + port_inp_failure(data->port_num, ready_fd, -1); } + aio_read(&data->aiocb); } } + else if (data->packet_bytes && fd_data[data->ifd].remain == 0) { /* we've recieved a header */ + + /* analyze the header FIXME */ + switch (data->packet_bytes) { + case 1: h = get_int8(data->aiocb.aio_buf); break; + case 2: h = get_int16(data->aiocb.aio_buf); break; + case 4: h = get_int32(data->aiocb.aio_buf); break; + } - /* reset the read buffer and init next asynch read */ - DISPATCH_AIO(sig); - memset((void *)data->aiocb.aio_buf, 0, 255); + fd_data[data->ifd].buf = erts_alloc_fnf(ERTS_ALC_T_FD_ENTRY_BUF, h + data->packet_bytes); + fd_data[data->ifd].remain = ((h + data->packet_bytes) - res); - if (res > 0) { + /* clear the previous read */ + memset(data->aiocb.aio_buf, 0, data->packet_bytes); + + /* issue a new read */ + DISPATCH_AIO(sig); + data->aiocb.aio_nbytes = h; + + if (data->aiocb.aio_buf == NULL) { + port_inp_failure(data->port_num, ready_fd, -1); + } aio_read(&data->aiocb); } } @@ -1400,11 +1486,16 @@ static void ready_output(ErlDrvData drv_data, ErlDrvEvent ready_fd) DISPATCH_AIO(sig); FREE_AIO(sig->fm_write_reply.buffer); res = driver_deq(data->port_num, iov[0].iov_len); - if (res > 0) { + if (res > 0) { iov = driver_peekq(data->port_num, &vlen); WRITE_AIO(data->ofd, iov[0].iov_len, iov[0].iov_base); } } + else if (vlen == 0) { + DISPATCH_AIO(sig); + FREE_AIO(sig->fm_write_reply.buffer); + } + } sig = erl_drv_ose_get_signal(ready_fd); } @@ -1650,10 +1741,10 @@ erl_assert_error(const char* expr, const char* func, { fflush(stdout); fprintf(stderr, "%s:%d:%s() Assertion failed: %s\n", - file, func, line, expr); + file, line, func, expr); fflush(stderr); ramlog_printf("%s:%d:%s() Assertion failed: %s\n", - file, func, line, expr); + file, line, func, expr); abort(); } diff --git a/erts/emulator/sys/unix/erl_child_setup.c b/erts/emulator/sys/unix/erl_child_setup.c index 7c6e4a2f37..94eb6b1547 100644 --- a/erts/emulator/sys/unix/erl_child_setup.c +++ b/erts/emulator/sys/unix/erl_child_setup.c @@ -54,6 +54,17 @@ void sys_sigrelease(int sig) #endif /* !SIG_SIGNAL */ #endif /* !SIG_SIGSET */ +#if defined(__ANDROID__) +int __system_properties_fd(void); +#endif /* __ANDROID__ */ + +#if defined(__ANDROID__) +#define SHELL "/system/bin/sh" +#else +#define SHELL "/bin/sh" +#endif /* __ANDROID__ */ + + int main(int argc, char *argv[]) { @@ -89,8 +100,23 @@ main(int argc, char *argv[]) if (sscanf(argv[CS_ARGV_FD_CR_IX], "%d:%d", &from, &to) != 2) return 1; + +#if defined(__ANDROID__) + for (i = from; i <= to; i++) { + if (i!=__system_properties_fd) + (void) close(i); + } +#else for (i = from; i <= to; i++) (void) close(i); +#endif /* __ANDROID__ */ + +#if defined(HAVE_CLOSEFROM) + closefrom(from); +#else + for (i = from; i <= to; i++) + (void) close(i); +#endif if (!(argv[CS_ARGV_WD_IX][0] == '.' && argv[CS_ARGV_WD_IX][1] == '\0') && chdir(argv[CS_ARGV_WD_IX]) < 0) @@ -116,7 +142,25 @@ main(int argc, char *argv[]) execv(argv[CS_ARGV_NO_OF_ARGS],&(argv[CS_ARGV_NO_OF_ARGS + 1])); } } else { - execl("/bin/sh", "sh", "-c", argv[CS_ARGV_CMD_IX], (char *) NULL); + execl(SHELL, "sh", "-c", argv[CS_ARGV_CMD_IX], (char *) NULL); } return 1; } + + + +#if defined(__ANDROID__) +int __system_properties_fd(void) +{ + int s, fd; + char *env; + + env = getenv("ANDROID_PROPERTY_WORKSPACE"); + if (!env) { + return -1; + } + fd = atoi(env); + return fd; +} +#endif /* __ANDROID__ */ + diff --git a/erts/emulator/sys/unix/erl_unix_sys_ddll.c b/erts/emulator/sys/unix/erl_unix_sys_ddll.c index 8760b58839..2659d623c7 100644 --- a/erts/emulator/sys/unix/erl_unix_sys_ddll.c +++ b/erts/emulator/sys/unix/erl_unix_sys_ddll.c @@ -123,6 +123,7 @@ int erts_sys_ddll_open(const char *full_name, void **handle, ErtsSysDdllError* e int erts_sys_ddll_open_noext(char *dlname, void **handle, ErtsSysDdllError* err) { +#if defined(HAVE_DLOPEN) int ret = ERL_DE_NO_ERROR; char *str; dlerror(); @@ -148,6 +149,9 @@ int erts_sys_ddll_open_noext(char *dlname, void **handle, ErtsSysDdllError* err) ret = ERL_DE_DYNAMIC_ERROR_OFFSET - find_errcode(str, err); } return ret; +#else + return ERL_DE_ERROR_NO_DDLL_FUNCTIONALITY; +#endif } /* diff --git a/erts/emulator/sys/unix/sys.c b/erts/emulator/sys/unix/sys.c index 865cb50a56..c3d7440409 100644 --- a/erts/emulator/sys/unix/sys.c +++ b/erts/emulator/sys/unix/sys.c @@ -149,6 +149,13 @@ extern void erl_crash_dump(char* file, int line, char* fmt, ...); #define DIR_SEPARATOR_CHAR '/' +#if defined(__ANDROID__) +#define SHELL "/system/bin/sh" +#else +#define SHELL "/bin/sh" +#endif /* __ANDROID__ */ + + #if defined(DEBUG) #define ERL_BUILD_TYPE_MARKER ".debug" #elif defined(PURIFY) @@ -1596,7 +1603,7 @@ static ErlDrvData spawn_start(ErlDrvPort port_num, char* name, SysDriverOpts* op } } } else { - execle("/bin/sh", "sh", "-c", cmd_line, (char *) NULL, new_environ); + execle(SHELL, "sh", "-c", cmd_line, (char *) NULL, new_environ); } child_error: _exit(1); @@ -1717,7 +1724,7 @@ static ErlDrvData spawn_start(ErlDrvPort port_num, char* name, SysDriverOpts* op fcntl(i, F_SETFD, 1); qnx_spawn_options.flags = _SPAWN_SETSID; - if ((pid = spawnl(P_NOWAIT, "/bin/sh", "/bin/sh", "-c", cmd_line, + if ((pid = spawnl(P_NOWAIT, SHELL, SHELL, "-c", cmd_line, (char *) 0)) < 0) { erts_free(ERTS_ALC_T_TMP, (void *) cmd_line); reset_qnx_spawn(); diff --git a/erts/emulator/sys/win32/erl_win_sys.h b/erts/emulator/sys/win32/erl_win_sys.h index 8015e8f378..a78dbf64af 100644 --- a/erts/emulator/sys/win32/erl_win_sys.h +++ b/erts/emulator/sys/win32/erl_win_sys.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 1997-2012. All Rights Reserved. + * Copyright Ericsson AB 1997-2014. All Rights Reserved. * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in @@ -60,16 +60,18 @@ #include <windows.h> #undef WIN32_LEAN_AND_MEAN -/* - * Define MAXPATHLEN in terms of MAXPATH if available. - */ - -#ifndef MAXPATH -#define MAXPATH MAX_PATH -#endif /* MAXPATH */ #ifndef MAXPATHLEN -#define MAXPATHLEN MAXPATH +#define MAXPATHLEN 4096 +/* + erts-6.0 (OTP 17.0): + We now accept windows paths longer than 260 (MAX_PATH) by conversion to + UNC path format. In order to also return long paths from the driver we + increased MAXPATHLEN from 260 to larger (but arbitrary) value 4096. + It would of course be nicer to instead dynamically allocate large enough + tmp buffers when efile_drv needs to return really long paths, and do that + for unix as well. + */ #endif /* MAXPATHLEN */ /* diff --git a/erts/emulator/test/binary_SUITE.erl b/erts/emulator/test/binary_SUITE.erl index 938aac6a0e..44e9e4f243 100644 --- a/erts/emulator/test/binary_SUITE.erl +++ b/erts/emulator/test/binary_SUITE.erl @@ -58,13 +58,14 @@ ordering/1,unaligned_order/1,gc_test/1, bit_sized_binary_sizes/1, otp_6817/1,deep/1,obsolete_funs/1,robustness/1,otp_8117/1, - otp_8180/1, trapping/1]). + otp_8180/1, trapping/1, large/1, + error_after_yield/1, cmp_old_impl/1]). %% Internal exports. -export([sleeper/0,trapping_loop/4]). suite() -> [{ct_hooks,[ts_install_cth]}, - {timetrap,{minutes,2}}]. + {timetrap,{minutes,4}}]. all() -> [copy_terms, conversions, deep_lists, deep_bitstr_lists, @@ -76,7 +77,8 @@ all() -> bad_term_to_binary, more_bad_terms, otp_5484, otp_5933, ordering, unaligned_order, gc_test, bit_sized_binary_sizes, otp_6817, otp_8117, deep, - obsolete_funs, robustness, otp_8180, trapping]. + obsolete_funs, robustness, otp_8180, trapping, large, + error_after_yield, cmp_old_impl]. groups() -> []. @@ -1266,7 +1268,7 @@ deep(Config) when is_list(Config) -> deep_roundtrip(T) -> B = term_to_binary(T), - T = binary_to_term_stress(B). + T = binary_to_term(B). obsolete_funs(Config) when is_list(Config) -> erts_debug:set_internal_state(available_internal_state, true), @@ -1351,7 +1353,16 @@ trapping(Config) when is_list(Config)-> do_trapping(5, term_to_binary, fun() -> [lists:duplicate(2000000,2000000)] end), do_trapping(5, binary_to_term, - fun() -> [term_to_binary(lists:duplicate(2000000,2000000))] end). + fun() -> [term_to_binary(lists:duplicate(2000000,2000000))] end), + do_trapping(5, binary_to_list, + fun() -> [list_to_binary(lists:duplicate(2000000,$x))] end), + do_trapping(5, list_to_binary, + fun() -> [lists:duplicate(2000000,$x)] end), + do_trapping(5, bitstring_to_list, + fun() -> [list_to_bitstring([lists:duplicate(2000000,$x),<<7:4>>])] end), + do_trapping(5, list_to_bitstring, + fun() -> [[lists:duplicate(2000000,$x),<<7:4>>]] end) + . do_trapping(0, _, _) -> ok; @@ -1384,9 +1395,189 @@ trapping_loop2(Bif,Args,N) -> apply(erlang,Bif,Args), trapping_loop2(Bif, Args, N-1). +large(Config) when is_list(Config) -> + List = lists:flatten(lists:map(fun (_) -> + [0,1,2,3,4,5,6,7,8] + end, + lists:seq(1, 131072))), + Bin = list_to_binary(List), + List = binary_to_list(Bin), + PartList = lists:reverse(tl(tl(lists:reverse(tl(tl(List)))))), + PartList = binary_to_list(Bin, 3, length(List)-2), + ListBS = List ++ [<<7:4>>], + ListBS = bitstring_to_list(list_to_bitstring(ListBS)), + BitStr1 = list_to_bitstring(lists:duplicate(1024*1024, [<<1,5:3>>])), + BitStr1 = list_to_bitstring(bitstring_to_list(BitStr1)), + BitStr2 = list_to_bitstring([lists:duplicate(512*1024, [<<1,5:3>>]), + Bin]), + BitStr2 = list_to_bitstring(bitstring_to_list(BitStr2)), + ok. + +error_after_yield(Config) when is_list(Config) -> + L2BTrap = {erts_internal, list_to_binary_continue, 1}, + error_after_yield(badarg, erlang, list_to_binary, 1, fun () -> [[mk_list(1000000), oops]] end, L2BTrap), + error_after_yield(badarg, erlang, iolist_to_binary, 1, fun () -> [[list2iolist(mk_list(1000000)), oops]] end, L2BTrap), + error_after_yield(badarg, erlang, list_to_bitstring, 1, fun () -> [[list2bitstrlist(mk_list(1000000)), oops]] end, L2BTrap), + error_after_yield(badarg, binary, list_to_bin, 1, fun () -> [[mk_list(1000000), oops]] end, L2BTrap), + + B2TTrap = {erts_internal, binary_to_term_trap, 1}, + + error_after_yield(badarg, erlang, binary_to_term, 1, fun () -> [error_after_yield_bad_ext_term()] end, B2TTrap), + error_after_yield(badarg, erlang, binary_to_term, 2, fun () -> [error_after_yield_bad_ext_term(), [safe]] end, B2TTrap), + + case erlang:system_info(wordsize) of + 4 -> + SysLimitSz = 1 bsl 32, + error_after_yield(system_limit, erlang, list_to_binary, 1, fun () -> [[huge_iolist(SysLimitSz), $x]] end, L2BTrap), + error_after_yield(system_limit, erlang, iolist_to_binary, 1, fun () -> [[huge_iolist(SysLimitSz), $x]] end, L2BTrap), + error_after_yield(system_limit, erlang, list_to_bitstring, 1, fun () -> [[huge_iolist(SysLimitSz), $x]] end, L2BTrap), + error_after_yield(system_limit, binary, list_to_bin, 1, fun () -> [[huge_iolist(SysLimitSz), $x]] end, L2BTrap); + 8 -> + % Takes waaaay to long time to test system_limit on 64-bit archs... + ok + end, + ok. + +error_after_yield(Type, M, F, AN, AFun, TrapFunc) -> + io:format("Testing ~p for ~p:~p/~p~n", [Type, M, F, AN]), + Tracer = self(), + {Pid, Mon} = spawn_monitor(fun () -> + A = AFun(), + try + erlang:yield(), + erlang:trace(self(),true,[running,{tracer,Tracer}]), + apply(M, F, A), + exit({unexpected_success, {M, F, A}}) + catch + error:Type -> + erlang:trace(self(),false,[running,{tracer,Tracer}]), + %% We threw the exception from the native + %% function we trapped to, but we want + %% the BIF that originally was called + %% to appear in the stack trace. + [{M, F, A, _} | _] = erlang:get_stacktrace() + end + end), + receive + {'DOWN', Mon, process, Pid, Reason} -> + normal = Reason + end, + TD = erlang:trace_delivered(Pid), + receive + {trace_delivered, Pid, TD} -> + NoYields = error_after_yield_sched(Pid, TrapFunc, 0), + io:format("No of yields: ~p~n", [NoYields]), + true = NoYields > 2 + end, + ok. + +error_after_yield_sched(P, TrapFunc, N) -> + receive + {trace, P, out, TrapFunc} -> + receive + {trace, P, in, TrapFunc} -> + error_after_yield_sched(P, TrapFunc, N+1) + after 0 -> + exit(trap_sched_mismatch) + end; + {trace, P, out, Func} -> + receive + {trace, P, in, Func} -> + error_after_yield_sched(P, TrapFunc, N) + after 0 -> + exit(other_sched_mismatch) + end + after 0 -> + N + end. + +error_after_yield_bad_ext_term() -> + TupleSz = 2000000, + <<131, % Version magic + AtomExt/binary>> = term_to_binary(an_atom_we_use_for_this), + BadAtomExt = [100, %% ATOM_EXT + 255, 255, % Invalid size of 65535 bytes + "oops"], + + %% Produce a large tuple where the last element is invalid + list_to_binary([131, %% Version magic + 105, %% LARGE_TUPLE_EXT + <<TupleSz:32/big>>, %% Tuple size + lists:duplicate(TupleSz-1, AtomExt), %% Valid atoms + BadAtomExt]). %% Invalid atom at the end + +cmp_old_impl(Config) when is_list(Config) -> + %% Compare results from new yielding implementations with + %% old non yielding implementations + Cookie = atom_to_list(erlang:get_cookie()), + Rel = "r16b_latest", + case test_server:is_release_available(Rel) of + false -> + {skipped, "No "++Rel++" available"}; + true -> + {ok, Node} = ?t:start_node(list_to_atom(atom_to_list(?MODULE)++"_"++Rel), + peer, + [{args, " -setcookie "++Cookie}, + {erl, [{release, Rel}]}]), + + cmp_node(Node, {erlang, list_to_binary, [list2iolist(mk_list(1))]}), + cmp_node(Node, {erlang, list_to_binary, [list2iolist(mk_list(10))]}), + cmp_node(Node, {erlang, list_to_binary, [list2iolist(mk_list(100))]}), + cmp_node(Node, {erlang, list_to_binary, [list2iolist(mk_list(1000))]}), + cmp_node(Node, {erlang, list_to_binary, [list2iolist(mk_list(10000))]}), + cmp_node(Node, {erlang, list_to_binary, [list2iolist(mk_list(100000))]}), + cmp_node(Node, {erlang, list_to_binary, [list2iolist(mk_list(1000000))]}), + cmp_node(Node, {erlang, list_to_binary, [list2iolist(mk_list(10000000))]}), + cmp_node(Node, {erlang, list_to_binary, [list2iolist(mk_list_lb(10000000))]}), + + cmp_node(Node, {erlang, binary_to_list, [list_to_binary(mk_list(1))]}), + cmp_node(Node, {erlang, binary_to_list, [list_to_binary(mk_list(10))]}), + cmp_node(Node, {erlang, binary_to_list, [list_to_binary(mk_list(100))]}), + cmp_node(Node, {erlang, binary_to_list, [list_to_binary(mk_list(1000))]}), + cmp_node(Node, {erlang, binary_to_list, [list_to_binary(mk_list(10000))]}), + cmp_node(Node, {erlang, binary_to_list, [list_to_binary(mk_list(100000))]}), + cmp_node(Node, {erlang, binary_to_list, [list_to_binary(mk_list(1000000))]}), + cmp_node(Node, {erlang, binary_to_list, [list_to_binary(mk_list(10000000))]}), + + cmp_node(Node, {erlang, list_to_bitstring, [list2bitstrlist(mk_list(1))]}), + cmp_node(Node, {erlang, list_to_bitstring, [list2bitstrlist(mk_list(10))]}), + cmp_node(Node, {erlang, list_to_bitstring, [list2bitstrlist(mk_list(100))]}), + cmp_node(Node, {erlang, list_to_bitstring, [list2bitstrlist(mk_list(1000))]}), + cmp_node(Node, {erlang, list_to_bitstring, [list2bitstrlist(mk_list(10000))]}), + cmp_node(Node, {erlang, list_to_bitstring, [list2bitstrlist(mk_list(100000))]}), + cmp_node(Node, {erlang, list_to_bitstring, [list2bitstrlist(mk_list(1000000))]}), + cmp_node(Node, {erlang, list_to_bitstring, [list2bitstrlist(mk_list(10000000))]}), + + cmp_node(Node, {erlang, bitstring_to_list, [list_to_bitstring(list2bitstrlist(mk_list(1)))]}), + cmp_node(Node, {erlang, bitstring_to_list, [list_to_bitstring(list2bitstrlist(mk_list(10)))]}), + cmp_node(Node, {erlang, bitstring_to_list, [list_to_bitstring(list2bitstrlist(mk_list(100)))]}), + cmp_node(Node, {erlang, bitstring_to_list, [list_to_bitstring(list2bitstrlist(mk_list(1000)))]}), + cmp_node(Node, {erlang, bitstring_to_list, [list_to_bitstring(list2bitstrlist(mk_list(10000)))]}), + cmp_node(Node, {erlang, bitstring_to_list, [list_to_bitstring(list2bitstrlist(mk_list(100000)))]}), + cmp_node(Node, {erlang, bitstring_to_list, [list_to_bitstring(list2bitstrlist(mk_list(1000000)))]}), + cmp_node(Node, {erlang, bitstring_to_list, [list_to_bitstring(list2bitstrlist(mk_list(10000000)))]}), + + ?t:stop_node(Node), + + ok + end. %% Utilities. +huge_iolist(Lim) -> + Sz = 1024, + huge_iolist(list_to_binary(mk_list(Sz)), Sz, Lim). + +huge_iolist(X, Sz, Lim) when Sz >= Lim -> + X; +huge_iolist(X, Sz, Lim) -> + huge_iolist([X, X], Sz*2, Lim). + +cmp_node(Node, {M, F, A}) -> + Res = rpc:call(Node, M, F, A), + Res = apply(M, F, A), + ok. + make_sub_binary(Bin) when is_binary(Bin) -> {_,B} = split_binary(list_to_binary([0,1,3,Bin]), 3), B; @@ -1467,3 +1658,78 @@ get_reds() -> erts_debug:set_internal_state(available_internal_state, true), get_reds() end. + +-define(LARGE_BIN, (512*1024+10)). +-define(LARGE_BIN_LIM, (1024*1024)). + +mk_list(0, Acc) -> + Acc; +mk_list(Sz, Acc) -> + mk_list(Sz-1, [$A+(Sz band 63) | Acc]). + +mk_list(Sz) when Sz >= ?LARGE_BIN_LIM -> + SzLeft = Sz - ?LARGE_BIN, + SzHd = SzLeft div 2, + SzTl = SzLeft - SzHd, + [mk_list(SzHd, []), erlang:list_to_binary(mk_list(?LARGE_BIN, [])), mk_list(SzTl, [])]; +mk_list(Sz) -> + mk_list(Sz, []). + +mk_list_lb(Sz) when Sz >= ?LARGE_BIN_LIM -> + SzLeft = Sz - ?LARGE_BIN, + SzHd = SzLeft div 2, + SzTl = SzLeft - SzHd, + [mk_list(SzHd, []), erlang:list_to_binary(mk_list(?LARGE_BIN, [])), mk_list(SzTl, [])]; +mk_list_lb(Sz) -> + mk_list(Sz, []). + + +list2iolist(List) -> + list2iolist(List, []). + +list2iolist([], Acc) -> + Acc; +list2iolist([X0, X1, X2, X3, X4, X5 | Xs], Acc) when is_integer(X0), 0 =< X0, X0 < 256, + is_integer(X1), 0 =< X1, X1 < 256, + is_integer(X2), 0 =< X2, X2 < 256, + is_integer(X3), 0 =< X3, X3 < 256, + is_integer(X4), 0 =< X4, X4 < 256, + is_integer(X5), 0 =< X5, X5 < 256 -> + NewAcc = case (X0+X1+X2+X3+X4+X5) band 3 of + 0 -> + [Acc, [[[[[[[[[[[[X0,[],<<"">>,X1]]]]]]]]],[X2,X3]],[],[],[],[],X4],X5]]; + 1 -> + [Acc, [], erlang:list_to_binary([X0, X1, X2, X3, X4, X5])]; + 2 -> + [Acc, [[[[X0|erlang:list_to_binary([X1])],[X2|erlang:list_to_binary([X3])],[X4|erlang:list_to_binary([X5])]]]|<<"">>]]; + 3 -> + [Acc, X0, X1, X2, <<"">>, [], X3, X4 | erlang:list_to_binary([X5])] + end, + list2iolist(Xs, NewAcc); +list2iolist([X | Xs], Acc) -> + list2iolist(Xs, [Acc,X]). + +list2bitstrlist(List) -> + [list2bitstrlist(List, []), <<4:7>>]. + +list2bitstrlist([], Acc) -> + Acc; +list2bitstrlist([X0, X1, X2, X3, X4, X5 | Xs], Acc) when is_integer(X0), 0 =< X0, X0 < 256, + is_integer(X1), 0 =< X1, X1 < 256, + is_integer(X2), 0 =< X2, X2 < 256, + is_integer(X3), 0 =< X3, X3 < 256, + is_integer(X4), 0 =< X4, X4 < 256, + is_integer(X5), 0 =< X5, X5 < 256 -> + NewAcc = case (X0+X1+X2+X3+X4+X5) band 3 of + 0 -> + [Acc, [[[[[[[[[[[[X0,[],<<"">>,X1]]]]]]]]],[X2,X3]],[],[],[],[],X4],X5]]; + 1 -> + [Acc, [], <<X0:X1>>, <<X2:X3>>, <<X4:X5>>]; + 2 -> + [Acc, [[[[X0|<<X1:X2>>],X3]],[X4|erlang:list_to_binary([X5])]|<<"">>]]; + 3 -> + [Acc, X0, X1, X2, <<"">>, [], X3, X4 | erlang:list_to_binary([X5])] + end, + list2bitstrlist(Xs, NewAcc); +list2bitstrlist([X | Xs], Acc) -> + list2bitstrlist(Xs, [Acc,X]). diff --git a/erts/emulator/test/driver_SUITE_data/smaller_major_vsn_drv.c b/erts/emulator/test/driver_SUITE_data/smaller_major_vsn_drv.c index a1299fe807..6b9d4745ba 100644 --- a/erts/emulator/test/driver_SUITE_data/smaller_major_vsn_drv.c +++ b/erts/emulator/test/driver_SUITE_data/smaller_major_vsn_drv.c @@ -20,12 +20,12 @@ * Author: Rickard Green * * Description: Implementation of a driver with a smaller major - * driver version than the current system. + * driver version than allowed on load. */ #define VSN_MISMATCH_DRV_NAME_STR "smaller_major_vsn_drv" #define VSN_MISMATCH_DRV_NAME smaller_major_vsn_drv -#define VSN_MISMATCH_DRV_MAJOR_VSN_DIFF (-1) +#define VSN_MISMATCH_DRV_MAJOR_VSN_DIFF (ERL_DRV_MIN_REQUIRED_MAJOR_VERSION_ON_LOAD - ERL_DRV_EXTENDED_MAJOR_VERSION - 1) #define VSN_MISMATCH_DRV_MINOR_VSN_DIFF 0 #include "vsn_mismatch_drv_impl.c" diff --git a/erts/emulator/test/erts_debug_SUITE.erl b/erts/emulator/test/erts_debug_SUITE.erl index 87778dd0c2..e5c904cfb9 100644 --- a/erts/emulator/test/erts_debug_SUITE.erl +++ b/erts/emulator/test/erts_debug_SUITE.erl @@ -67,6 +67,9 @@ test_size(Config) when is_list(Config) -> 2 = do_test_size({[]}), 3 = do_test_size({a,b}), 7 = do_test_size({a,[b,c]}), + 8 = do_test_size(#{b => 2,c => 3}), + 4 = do_test_size(#{}), + 32 = do_test_size(#{b => 2,c => 3,txt => "hello world"}), %% Test internal consistency of sizes, but without testing %% exact sizes. @@ -97,6 +100,9 @@ test_size(Config) when is_list(Config) -> do_test_size({SimplestFun,SimplestFun}, 2*FunSz0+do_test_size({a,b}), FunSz0+do_test_size({a,b})), + + M = id(#{ "atom" => first, i => 0}), + do_test_size([M,M#{ "atom" := other },M#{i := 42}],54,32), ok. do_test_size(Term) -> diff --git a/erts/emulator/test/map_SUITE.erl b/erts/emulator/test/map_SUITE.erl index 8cc5621181..888ed8e272 100644 --- a/erts/emulator/test/map_SUITE.erl +++ b/erts/emulator/test/map_SUITE.erl @@ -29,6 +29,7 @@ t_guard_receive/1, t_guard_fun/1, t_list_comprehension/1, t_map_sort_literals/1, + t_map_equal/1, %t_size/1, t_map_size/1, @@ -74,6 +75,7 @@ all() -> [ t_update_assoc,t_update_exact, t_guard_bifs, t_guard_sequence, t_guard_update, t_guard_receive,t_guard_fun, t_list_comprehension, + t_map_equal, t_map_sort_literals, %% Specific Map BIFs @@ -450,6 +452,23 @@ t_map_sort_literals(Config) when is_list(Config) -> ok. +t_map_equal(Config) when is_list(Config) -> + true = id(#{}) =:= id(#{}), + false = id(#{}) =:= id(#{a=>1}), + false = id(#{a=>1}) =:= id(#{}), + true = id(#{ "a" => "hi", b => 134 }) =:= id(#{ b => 134,"a" => "hi"}), + + false = id(#{ a => 1 }) =:= id(#{ a => 2}), + false = id(#{ a => 2 }) =:= id(#{ a => 1}), + false = id(#{ a => 2, b => 1 }) =:= id(#{ a => 1, b => 3}), + false = id(#{ a => 1, b => 1 }) =:= id(#{ a => 1, b => 3}), + + true = id(#{ a => 1 }) =:= id(#{ a => 1}), + true = id(#{ "a" => 2 }) =:= id(#{ "a" => 2}), + true = id(#{ "a" => 2, b => 3 }) =:= id(#{ "a" => 2, b => 3}), + true = id(#{ a => 1, b => 3, c => <<"wat">> }) =:= id(#{ a => 1, b => 3, c=><<"wat">>}), + ok. + %% BIFs t_bif_map_get(Config) when is_list(Config) -> @@ -794,16 +813,16 @@ t_map_encode_decode(Config) when is_list(Config) -> %% literally #{ b=>2, a=>1 } in the internal order #{ a:=1, b:=2 } = - erlang:binary_to_term(<<131,116,0,0,0,2,100,0,1,98,100,0,1,97,97,2,97,1>>), + erlang:binary_to_term(<<131,116,0,0,0,2,100,0,1,98,97,2,100,0,1,97,97,1>>), %% literally #{ "hi" => "value", a=>33, b=>55 } in the internal order #{ a:=33, b:=55, "hi" := "value"} = erlang:binary_to_term(<<131,116,0,0,0,3, 107,0,2,104,105, % "hi" :: list() - 100,0,1,97, % a :: atom() - 100,0,1,98, % b :: atom() 107,0,5,118,97,108,117,101, % "value" :: list() + 100,0,1,97, % a :: atom() 97,33, % 33 :: integer() + 100,0,1,98, % b :: atom() 97,55 % 55 :: integer() >>), @@ -815,11 +834,17 @@ t_map_encode_decode(Config) when is_list(Config) -> %% uniqueness violation %% literally #{ a=>1, "hi"=>"value", a=>2 } {'EXIT',{badarg,[{_,_,_,_}|_]}} = (catch - erlang:binary_to_term(<<131,116,0,0,0,3,100,0,1,97,107,0,2,104,105,100,0,1,97,97,1,107,0,5,118,97,108,117,101,97,2>>)), + erlang:binary_to_term(<<131,116,0,0,0,3, + 100,0,1,97, + 97,1, + 107,0,2,104,105, + 107,0,5,118,97,108,117,101, + 100,0,1,97, + 97,2>>)), %% bad size (too large) {'EXIT',{badarg,[{_,_,_,_}|_]}} = (catch - erlang:binary_to_term(<<131,116,0,0,0,12,100,0,1,97,100,0,1,98,97,1,97,1>>)), + erlang:binary_to_term(<<131,116,0,0,0,12,100,0,1,97,97,1,100,0,1,98,97,1>>)), %% bad size (too small) .. should fail just truncate it .. weird. %% possibly change external format so truncated will be #{a:=1} @@ -833,7 +858,8 @@ map_encode_decode_and_match([{K,V}|Pairs], EncodedPairs, M0) -> B0 = erlang:term_to_binary(M1), Ls = lists:sort(fun(A,B) -> erts_internal:cmp_term(A,B) < 0 end, [{K, erlang:term_to_binary(K), erlang:term_to_binary(V)}|EncodedPairs]), %% sort Ks and Vs according to term spec, then match it - ok = match_encoded_map(B0, length(Ls), [Kbin||{_,Kbin,_}<-Ls] ++ [Vbin||{_,_,Vbin}<-Ls]), + KVbins = lists:foldr(fun({_,Kbin,Vbin}, Acc) -> [Kbin,Vbin | Acc] end, [], Ls), + ok = match_encoded_map(B0, length(Ls), KVbins), %% decode and match it M1 = erlang:binary_to_term(B0), map_encode_decode_and_match(Pairs,Ls,M1); diff --git a/erts/emulator/test/match_spec_SUITE.erl b/erts/emulator/test/match_spec_SUITE.erl index 330bef7104..fdce157abc 100644 --- a/erts/emulator/test/match_spec_SUITE.erl +++ b/erts/emulator/test/match_spec_SUITE.erl @@ -42,7 +42,7 @@ -export([init_per_testcase/2, end_per_testcase/2]). init_per_testcase(Func, Config) when is_atom(Func), is_list(Config) -> - Dog=?t:timetrap(?t:seconds(10)), + Dog=?t:timetrap(?t:seconds(30)), [{watchdog, Dog}|Config]. end_per_testcase(_Func, Config) -> @@ -1009,12 +1009,14 @@ loop_runner(Collector, Fun, Laps) -> end, loop_runner_cont(Collector, Fun, 0, Laps). -loop_runner_cont(_Collector, _Fun, Laps, Laps) -> +loop_runner_cont(Collector, _Fun, Laps, Laps) -> receive - {done, Collector} -> - io:format("loop_runner ~p exit after ~p laps\n", [self(), Laps]), - Collector ! {gone, self()} - end; + {done, Collector} -> ok; + {abort, Collector} -> ok + end, + io:format("loop_runner ~p exit after ~p laps\n", [self(), Laps]), + Collector ! {gone, self()}; + loop_runner_cont(Collector, Fun, N, Laps) -> Fun(), receive diff --git a/erts/emulator/test/nif_SUITE.erl b/erts/emulator/test/nif_SUITE.erl index a854d3f05b..b2da6f58af 100644 --- a/erts/emulator/test/nif_SUITE.erl +++ b/erts/emulator/test/nif_SUITE.erl @@ -37,7 +37,7 @@ threading/1, send/1, send2/1, send3/1, send_threaded/1, neg/1, is_checks/1, get_length/1, make_atom/1, make_string/1, reverse_list_test/1, - otp_9668/1, consume_timeslice/1, dirty_nif/1 + otp_9668/1, consume_timeslice/1, dirty_nif/1, dirty_nif_send/1 ]). -export([many_args_100/100]). @@ -64,7 +64,7 @@ all() -> resource_takeover, threading, send, send2, send3, send_threaded, neg, is_checks, get_length, make_atom, make_string,reverse_list_test, - otp_9668, consume_timeslice, dirty_nif + otp_9668, consume_timeslice, dirty_nif, dirty_nif_send ]. groups() -> @@ -1538,6 +1538,24 @@ dirty_nif(Config) when is_list(Config) -> {skipped,"No dirty scheduler support"} end. +dirty_nif_send(Config) when is_list(Config) -> + try erlang:system_info(dirty_cpu_schedulers) of + N when is_integer(N) -> + ensure_lib_loaded(Config), + Parent = self(), + Pid = spawn_link(fun() -> + Self = self(), + {ok, Self} = receive_any(), + Parent ! {ok, Self} + end), + {ok, Pid} = send_from_dirty_nif(Pid), + {ok, Pid} = receive_any(), + ok + catch + error:badarg -> + {skipped,"No dirty scheduler support"} + end. + next_msg(_Pid) -> receive M -> M @@ -1668,6 +1686,7 @@ type_sizes() -> ?nif_stub. otp_9668_nif(_) -> ?nif_stub. consume_timeslice_nif(_,_) -> ?nif_stub. call_dirty_nif(_,_,_) -> ?nif_stub. +send_from_dirty_nif(_) -> ?nif_stub. %% maps is_map_nif(_) -> ?nif_stub. diff --git a/erts/emulator/test/nif_SUITE_data/nif_SUITE.c b/erts/emulator/test/nif_SUITE_data/nif_SUITE.c index 160f4843ad..955dc64189 100644 --- a/erts/emulator/test/nif_SUITE_data/nif_SUITE.c +++ b/erts/emulator/test/nif_SUITE_data/nif_SUITE.c @@ -1533,6 +1533,37 @@ static ERL_NIF_TERM call_dirty_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM return dirty_nif(env, argc, argv); } } + +static ERL_NIF_TERM dirty_sender(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +{ + ERL_NIF_TERM result; + ErlNifPid pid; + ErlNifEnv* menv; + int res; + + enif_get_local_pid(env, argv[0], &pid); + result = enif_make_tuple2(env, enif_make_atom(env, "ok"), enif_make_pid(env, &pid)); + menv = enif_alloc_env(); + res = enif_send(env, &pid, menv, result); + enif_free_env(menv); + if (!res) + /* Note the next line will crash, since dirty nifs can't return exceptions. + * This is intentional, since enif_send should not fail if the test succeeds. + */ + return enif_schedule_dirty_nif_finalizer(env, enif_make_badarg(env), enif_dirty_nif_finalizer); + else + return enif_schedule_dirty_nif_finalizer(env, result, enif_dirty_nif_finalizer); +} + +static ERL_NIF_TERM send_from_dirty_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +{ + ERL_NIF_TERM result; + ErlNifPid pid; + + if (!enif_get_local_pid(env, argv[0], &pid)) + return enif_make_badarg(env); + return enif_schedule_dirty_nif(env, ERL_NIF_DIRTY_JOB_CPU_BOUND, dirty_sender, argc, argv); +} #endif static ERL_NIF_TERM is_map_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) @@ -1713,6 +1744,7 @@ static ErlNifFunc nif_funcs[] = {"consume_timeslice_nif", 2, consume_timeslice_nif}, #ifdef ERL_NIF_DIRTY_SCHEDULER_SUPPORT {"call_dirty_nif", 3, call_dirty_nif}, + {"send_from_dirty_nif", 1, send_from_dirty_nif}, #endif {"is_map_nif", 1, is_map_nif}, {"get_map_size_nif", 1, get_map_size_nif}, diff --git a/erts/emulator/test/nif_SUITE_data/nif_mod.c b/erts/emulator/test/nif_SUITE_data/nif_mod.c index 55a0d2ac4f..11b5d0cc35 100644 --- a/erts/emulator/test/nif_SUITE_data/nif_mod.c +++ b/erts/emulator/test/nif_SUITE_data/nif_mod.c @@ -217,7 +217,8 @@ static int upgrade(ErlNifEnv* env, void** priv, void** old_priv_data, ERL_NIF_TE *priv = *old_priv_data; do_load_info(env, load_info, &retval); - + if (retval) + NifModPrivData_release(data); return retval; } diff --git a/erts/emulator/test/port_SUITE.erl b/erts/emulator/test/port_SUITE.erl index 202a8b7537..e01b2f253b 100644 --- a/erts/emulator/test/port_SUITE.erl +++ b/erts/emulator/test/port_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1997-2013. All Rights Reserved. +%% Copyright Ericsson AB 1997-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -1698,12 +1698,13 @@ otp_5119(Config) when is_list(Config) -> Path = ?config(data_dir, Config), ok = load_driver(Path, "exit_drv"), PI1 = port_ix(otp_5119_fill_empty_port_tab([])), - PI2 = port_ix(erlang:open_port({spawn, "exit_drv"}, [])), + Port2 = erlang:open_port({spawn, "exit_drv"}, []), + PI2 = port_ix(Port2), {PortIx1, PortIx2} = case PI2 > PI1 of true -> {PI1, PI2}; false -> - {port_ix(otp_5119_fill_empty_port_tab([PI2])), + {port_ix(otp_5119_fill_empty_port_tab([Port2])), port_ix(erlang:open_port({spawn, "exit_drv"}, []))} end, MaxPorts = max_ports(), @@ -2318,7 +2319,7 @@ close_deaf_port(Config) when is_list(Config) -> test_server:timetrap_cancel(Dog), Res. -close_deaf_port_1(1000, _) -> +close_deaf_port_1(200, _) -> ok; close_deaf_port_1(N, Cmd) -> Timeout = integer_to_list(random:uniform(5*1000)), diff --git a/erts/emulator/test/system_info_SUITE.erl b/erts/emulator/test/system_info_SUITE.erl index ceb4afb5cf..f959714be7 100644 --- a/erts/emulator/test/system_info_SUITE.erl +++ b/erts/emulator/test/system_info_SUITE.erl @@ -155,6 +155,7 @@ misc_smoke_tests(Config) when is_list(Config) -> ?line true = is_binary(erlang:system_info(loaded)), ?line true = is_binary(erlang:system_info(dist)), ?line ok = try erlang:system_info({cpu_topology,erts_get_cpu_topology_error_case}), fail catch error:badarg -> ok end, + true = lists:member(erlang:system_info(tolerant_timeofday), [enabled, disabled]), ?line ok. diff --git a/erts/emulator/test/trace_SUITE.erl b/erts/emulator/test/trace_SUITE.erl index 2251575e5a..4d7598cf1f 100644 --- a/erts/emulator/test/trace_SUITE.erl +++ b/erts/emulator/test/trace_SUITE.erl @@ -181,6 +181,13 @@ send_trace(Config) when is_list(Config) -> ?line {trace, Sender, send, to_receiver, Receiver} = receive_first(), ?line receive_nothing(), + %% Check that a message sent to another registered process is traced. + register(?MODULE,Receiver), + Sender ! {send_please, ?MODULE, to_receiver}, + {trace, Sender, send, to_receiver, ?MODULE} = receive_first(), + receive_nothing(), + unregister(?MODULE), + %% Check that a message sent to this process is traced. ?line Sender ! {send_please, self(), to_myself}, ?line receive to_myself -> ok end, @@ -188,6 +195,21 @@ send_trace(Config) when is_list(Config) -> ?line {trace, Sender, send, to_myself, Self} = receive_first(), ?line receive_nothing(), + %% Check that a message sent to dead process is traced. + {Pid,Ref} = spawn_monitor(fun() -> ok end), + receive {'DOWN',Ref,_,_,_} -> ok end, + Sender ! {send_please, Pid, to_dead}, + {trace, Sender, send_to_non_existing_process, to_dead, Pid} = receive_first(), + receive_nothing(), + + %% Check that a message sent to unknown registrated process is traced. + BadargSender = fun_spawn(fun sender/0), + 1 = erlang:trace(BadargSender, true, [send]), + unlink(BadargSender), + BadargSender ! {send_please, not_registered, to_unknown}, + {trace, BadargSender, send, to_unknown, not_registered} = receive_first(), + receive_nothing(), + %% Another process should not be able to trace Sender. ?line Intruder = fun_spawn(fun() -> erlang:trace(Sender, true, [send]) end), ?line {'EXIT', Intruder, {badarg, _}} = receive_first(), diff --git a/erts/emulator/test/trace_call_time_SUITE.erl b/erts/emulator/test/trace_call_time_SUITE.erl index 5dfa87bbee..3036d2957b 100644 --- a/erts/emulator/test/trace_call_time_SUITE.erl +++ b/erts/emulator/test/trace_call_time_SUITE.erl @@ -33,7 +33,7 @@ %% Exported end user tests -export([seq/3, seq_r/3]). --export([loaded/1, a_function/1, a_called_function/1, dec/1, nif_dec/1]). +-export([loaded/1, a_function/1, a_called_function/1, dec/1, nif_dec/1, dead_tracer/1]). -define(US_ERROR, 10000). -define(R_ERROR, 0.8). @@ -89,7 +89,7 @@ all() -> true -> [not_run]; false -> [basic, on_and_off, info, pause_and_restart, scheduling, - combo, bif, nif, called_function] + combo, bif, nif, called_function, dead_tracer] end. groups() -> @@ -470,6 +470,92 @@ called_function(Config) when is_list(Config) -> ?line P = erlang:trace_pattern({'_','_','_'}, false, [call_time]), ok. +%% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +dead_tracer(Config) when is_list(Config) -> + Self = self(), + FirstTracer = tracer(), + StartTracing = fun() -> turn_on_tracing(Self) end, + tell_tracer(FirstTracer, StartTracing), + [1,2,3,4,5,6,7,8] = seq(1, 8, fun(I) -> I + 1 end), + Ref = erlang:monitor(process, FirstTracer), + FirstTracer ! quit, + receive + {'DOWN',Ref,process,FirstTracer,normal} -> + ok + end, + erlang:yield(), + + %% Collect and check that we only get call_time info for the current process. + Info1 = collect_all_info(), + [] = other_than_self(Info1), + io:format("~p\n", [Info1]), + + %% Note that we have not turned off tracing for the current process, + %% but that the tracer has terminated. No more call_time information should be recorded. + [1,2,3] = seq(1, 3, fun(I) -> I + 1 end), + [] = collect_all_info(), + + %% When we start a second tracer process, that tracer process must + %% not inherit the tracing flags and the dead tracer (even though + %% we used set_on_spawn). + SecondTracer = tracer(), + tell_tracer(SecondTracer, StartTracing), + Seq20 = lists:seq(1, 20), + Seq20 = seq(1, 20, fun(I) -> I + 1 end), + Info2 = collect_all_info(), + io:format("~p\n", [Info2]), + [] = other_than_self(Info2), + SecondTracer ! quit, + + ok. + +other_than_self(Info) -> + [{Pid,MFA} || {MFA,[{Pid,_,_,_}]} <- Info, + Pid =/= self()]. + +tell_tracer(Tracer, Fun) -> + Tracer ! {execute,self(),Fun}, + receive + {Tracer,executed} -> + ok + end. + +tracer() -> + spawn_link(fun Loop() -> + receive + quit -> + ok; + {execute,From,Fun} -> + Fun(), + From ! {self(),executed}, + Loop() + end + end). + +turn_on_tracing(Pid) -> + _ = erlang:trace(Pid, true, [call,set_on_spawn]), + _ = erlang:trace_pattern({?MODULE,'_','_'}, true, [call_time]), + _ = now(), + ok. + +collect_all_info() -> + collect_all_info([{?MODULE,F,A} || {F,A} <- module_info(functions)] ++ + erlang:system_info(snifs)). + +collect_all_info([MFA|T]) -> + CallTime = erlang:trace_info(MFA, call_time), + erlang:trace_pattern(MFA, restart, [call_time]), + case CallTime of + {call_time,false} -> + collect_all_info(T); + {call_time,[]} -> + collect_all_info(T); + {call_time,[_|_]=List} -> + [{MFA,List}|collect_all_info(T)] + end; +collect_all_info([]) -> []. + %%% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %%% The Tests %%% @@ -478,7 +564,6 @@ called_function(Config) when is_list(Config) -> %% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %% Local helpers - load_nif(Config) -> ?line Path = ?config(data_dir, Config), ?line ok = erlang:load_nif(filename:join(Path,"trace_nif"), 0). @@ -602,8 +687,11 @@ collect(A, Ref) -> end. setup() -> + setup([]). + +setup(Opts) -> Pid = spawn_link(fun() -> loop() end), - ?line 1 = erlang:trace(Pid, true, [call]), + 1 = erlang:trace(Pid, true, [call|Opts]), Pid. execute(Pids, Mfa) when is_list(Pids) -> diff --git a/erts/emulator/utils/gen_git_version b/erts/emulator/utils/gen_git_version index ef06a4b8e2..9faf015b62 100755 --- a/erts/emulator/utils/gen_git_version +++ b/erts/emulator/utils/gen_git_version @@ -5,9 +5,9 @@ OUTPUT_FILE=$1 if command -v git 2>&1 >/dev/null && test -d $ERL_TOP/.git -o -f $ERL_TOP/.git then - VSN=`git describe --match "OTP_R[0-9][0-9][A-B]*" HEAD` + VSN=`git describe --match "OTP-[0-9]*" HEAD` case "$VSN" in - OTP_R*-g*) + OTP-*-g*) VSN=`echo $VSN | sed -e 's/.*-g\\(.*\\)/\\1/g'` ;; *) VSN="na" ;; esac @@ -36,4 +36,4 @@ then fi exit 0 fi -exit 1
\ No newline at end of file +exit 1 diff --git a/erts/epmd/src/Makefile.in b/erts/epmd/src/Makefile.in index 2ea8630491..0c7787a3b1 100644 --- a/erts/epmd/src/Makefile.in +++ b/erts/epmd/src/Makefile.in @@ -84,7 +84,7 @@ LD = @LD@ ifeq ($(findstring ose,$(TARGET)),ose) LIBS = $(ERTS_INTERNAL_LIBS) @LIBS@ else -LIBS = @LIBS@ $(ERTS_INTERNAL_LIBS) +LIBS = @LIBS@ @SYSTEMD_DAEMON_LIBS@ $(ERTS_INTERNAL_LIBS) endif LDFLAGS = @LDFLAGS@ @@ -148,7 +148,7 @@ endif ifeq ($(findstring ose,$(TARGET)),ose) $(BINDIR)/$(EPMD): $(EPMD_OBJS) $(ERTS_LIB) $(OSE_LM_OBJS) - $(call build-ose-load-module, $@, $(EPMD_OBJS) $(OSE_LM_OBJS), $(LIBS), $(LMCONF)) + $(call build-ose-load-module, $@, $(EPMD_OBJS) $(OSE_LM_OBJS), $(LIBS), $(EPMD_LMCONF)) else $(BINDIR)/$(EPMD): $(EPMD_OBJS) $(ERTS_LIB) $(ld_verbose)$(PURIFY) $(LD) $(LDFLAGS) -o $@ $(EPMD_OBJS) $(LIBS) diff --git a/erts/epmd/src/epmd.c b/erts/epmd/src/epmd.c index 5d5c3a1c3c..3cfa7a782f 100644 --- a/erts/epmd/src/epmd.c +++ b/erts/epmd/src/epmd.c @@ -52,7 +52,7 @@ static int epmd_main(int, char **, int); int epmd_dbg(int level,int port) /* Utility to debug epmd... */ { - char* argv[MAX_DEBUG+2]; + char* argv[MAX_DEBUG+4]; char ibuff[100]; int argc = 0; @@ -175,6 +175,9 @@ int main(int argc, char** argv) g->nodes.reg = g->nodes.unreg = g->nodes.unreg_tail = NULL; g->nodes.unreg_count = 0; g->active_conn = 0; +#ifdef HAVE_SYSTEMD_SD_DAEMON_H + g->is_systemd = 0; +#endif for (i = 0; i < MAX_LISTEN_SOCKETS; i++) g->listenfd[i] = -1; @@ -248,8 +251,12 @@ int main(int argc, char** argv) else usage(g); epmd_cleanup_exit(g,0); - } - else +#ifdef HAVE_SYSTEMD_SD_DAEMON_H + } else if (strcmp(argv[0], "-systemd") == 0) { + g->is_systemd = 1; + argv++; argc--; +#endif + } else usage(g); } dbg_printf(g,1,"epmd running - daemon = %d",g->is_daemon); @@ -454,6 +461,11 @@ static void usage(EpmdVars *g) fprintf(stderr, " Forcibly unregisters a name with epmd\n"); fprintf(stderr, " (only allowed if -relaxed_command_check was given when \n"); fprintf(stderr, " epmd was started).\n"); +#ifdef HAVE_SYSTEMD_SD_DAEMON_H + fprintf(stderr, " -systemd\n"); + fprintf(stderr, " Wait for socket from systemd. The option makes sense\n"); + fprintf(stderr, " when started from .socket unit.\n"); +#endif epmd_cleanup_exit(g,1); } diff --git a/erts/epmd/src/epmd_int.h b/erts/epmd/src/epmd_int.h index d4597be30c..c8f2192f7f 100644 --- a/erts/epmd/src/epmd_int.h +++ b/erts/epmd/src/epmd_int.h @@ -125,6 +125,9 @@ # include "sys/select.h" #endif +#ifdef HAVE_SYSTEMD_SD_DAEMON_H +# include <systemd/sd-daemon.h> +#endif /* ************************************************************************ */ /* Replace some functions by others by making the function name a macro */ @@ -337,6 +340,9 @@ typedef struct { int listenfd[MAX_LISTEN_SOCKETS]; char *addresses; char **argv; +#ifdef HAVE_SYSTEMD_SD_DAEMON_H + int is_systemd; +#endif } EpmdVars; void dbg_printf(EpmdVars*,int,const char*,...); diff --git a/erts/epmd/src/epmd_srv.c b/erts/epmd/src/epmd_srv.c index 247fd34d5a..48fd7a5f9c 100644 --- a/erts/epmd/src/epmd_srv.c +++ b/erts/epmd/src/epmd_srv.c @@ -213,6 +213,39 @@ void run(EpmdVars *g) node_init(g); g->conn = conn_init(g); +#ifdef HAVE_SYSTEMD_DAEMON + if (g->is_systemd) + { + int n; + + dbg_printf(g,2,"try to obtain sockets from systemd"); + + n = sd_listen_fds(0); + if (n < 0) + { + dbg_perror(g,"cannot obtain sockets from systemd"); + epmd_cleanup_exit(g,1); + } + else if (n == 0) + { + dbg_tty_printf(g,0,"systemd provides no sockets"); + epmd_cleanup_exit(g,1); + } + else if (n > MAX_LISTEN_SOCKETS) + { + dbg_tty_printf(g,0,"cannot listen on more than %d IP addresses", MAX_LISTEN_SOCKETS); + epmd_cleanup_exit(g,1); + } + num_sockets = n; + for (i = 0; i < num_sockets; i++) + { + g->listenfd[i] = listensock[i] = SD_LISTEN_FDS_START + i; + } + } + else + { +#endif + dbg_printf(g,2,"try to initiate listening port %d", g->port); if (g->addresses != NULL && /* String contains non-separator characters if: */ @@ -277,6 +310,9 @@ void run(EpmdVars *g) SET_ADDR(iserv_addr[0],EPMD_ADDR_ANY,sport); num_sockets = 1; } +#ifdef HAVE_SYSTEMD_DAEMON + } +#endif #if !defined(__WIN32__) && !defined(__OSE__) /* We ignore the SIGPIPE signal that is raised when we call write @@ -294,6 +330,13 @@ void run(EpmdVars *g) FD_ZERO(&g->orig_read_mask); g->select_fd_top = 0; +#ifdef HAVE_SYSTEMD_SD_DAEMON_H + if (g->is_systemd) + for (i = 0; i < num_sockets; i++) + select_fd_set(g, listensock[i]); + else + { +#endif for (i = 0; i < num_sockets; i++) { if ((listensock[i] = socket(FAMILY,SOCK_STREAM,0)) < 0) @@ -356,6 +399,9 @@ void run(EpmdVars *g) } select_fd_set(g, listensock[i]); } +#ifdef HAVE_SYSTEMD_SD_DAEMON_H + } +#endif dbg_tty_printf(g,2,"entering the main select() loop"); diff --git a/erts/etc/common/Makefile.in b/erts/etc/common/Makefile.in index 5c2cd8aded..0cf965f915 100644 --- a/erts/etc/common/Makefile.in +++ b/erts/etc/common/Makefile.in @@ -66,7 +66,9 @@ LIBS = @LIBS@ LDFLAGS = @LDFLAGS@ # For clock_gettime in heart +ifneq ($(TARGET),arm-unknown-linux-androideabi) RTLIBS = @LIBRT@ +endif ifeq ($(TARGET),win32) ifeq ($(TYPE),debug) @@ -507,7 +509,7 @@ $(OBJDIR)/crt0_lm.o: $(CRT0_LM) OSE_LM_OBJS += $(OBJDIR)/ose_confd.o $(OBJDIR)/crt0_lm.o $(BINDIR)/run_erl_lm: $(OBJDIR)/run_erl_main.o $(OBJDIR)/safe_string.o $(OBJDIR)/run_erl.o $(OBJDIR)/run_erl_common.o $(OBJDIR)/to_erl_common.o $(OSE_LM_OBJS) - $(call build-ose-load-module, $@, $^, $(LIBS), $(LMCONF)) + $(call build-ose-load-module, $@, $^, $(LIBS), $(RUN_ERL_LMCONF)) $(OBJDIR)/run_erl_main.o: $(OSEETC)/run_erl_main.c $(OSEETC)/run_erl.h ../common/to_erl_common.h $(RC_GENERATED) diff --git a/erts/etc/common/to_erl_common.c b/erts/etc/common/to_erl_common.c index a49be44b6c..ab706fffe0 100644 --- a/erts/etc/common/to_erl_common.c +++ b/erts/etc/common/to_erl_common.c @@ -126,7 +126,8 @@ static int version_handshake(char* buf, int len, int wfd); #define READ_AIO(REQ,FD,SIZE,BUFF) \ SET_AIO(REQ,FD,SIZE,BUFF); \ if (aio_read(&(REQ)) != 0) \ - fprintf(stderr,"aio_read of child_read_req(%d) failed\n",FD) + fprintf(stderr,"aio_read of child_read_req(%d) failed" \ + "with error %d\n",FD,errno) union SIGNAL { SIGSELECT signo; diff --git a/erts/etc/ose/etc.lmconf b/erts/etc/ose/etc.lmconf new file mode 100644 index 0000000000..b402b325b1 --- /dev/null +++ b/erts/etc/ose/etc.lmconf @@ -0,0 +1,20 @@ +OSE_LM_STACK_SIZES=256,512,1024,2048,4096,8192,16384,65536 +OSE_LM_SIGNAL_SIZES=31,63,127,255,1023,4095,16383,65535 +OSE_LM_POOL_SIZE=0x200000 +OSE_LM_MAIN_NAME=main +OSE_LM_MAIN_STACK_SIZE=0xF000 +OSE_LM_MAIN_PRIORITY=20 +## Has to be of a type that allows MAM +OSE_LM_PROGRAM_TYPE=APP_RAM +OSE_LM_DATA_INIT=YES +OSE_LM_BSS_INIT=YES +OSE_LM_EXEC_MODEL=SHARED +HEAP_MAX_SIZE=1000000000 +HEAP_SMALL_BUF_INIT_SIZE=64000000 +HEAP_LARGE_BUF_THRESHOLD=16000000 +HEAP_LOCK_TYPE=2 + +# Setting the environment variable EFS_RESOLVE_TMO on the block to 0. +# This will eliminiate delays when trying to open files on not mounted +# volumes. +EFS_RESOLVE_TMO=0 diff --git a/erts/etc/ose/run_erl_main.c b/erts/etc/ose/run_erl_main.c index d396ebe93b..2d92924ff2 100644 --- a/erts/etc/ose/run_erl_main.c +++ b/erts/etc/ose/run_erl_main.c @@ -45,6 +45,8 @@ int main(int argc, char **argv) char run_erl_usage[320], to_erl_usage[120]; + (void)stdin;(void)stdout;(void)stderr; + sprintf(run_erl_usage,RUN_ERL_USAGE,"run_erl [-daemon] [-block blockname]"); sprintf(to_erl_usage,TO_ERL_USAGE,"pipename"); diff --git a/erts/etc/unix/etp-commands.in b/erts/etc/unix/etp-commands.in index 9e39764195..19c92681d0 100644 --- a/erts/etc/unix/etp-commands.in +++ b/erts/etc/unix/etp-commands.in @@ -1,7 +1,7 @@ # # %CopyrightBegin% # -# Copyright Ericsson AB 2005-2012. All Rights Reserved. +# Copyright Ericsson AB 2005-2014. All Rights Reserved. # # The contents of this file are subject to the Erlang Public License, # Version 1.1, (the "License"); you may not use this file except in @@ -54,13 +54,23 @@ document etp-help % etp-mfa, etp-cp, % etp-msgq, etpf-msgq, % etp-stacktrace, etp-stackdump, etpf-stackdump, etp-dictdump -% etp-offheapdump, etpf-offheapdump, -% etp-print-procs, etp-search-heaps, etp-search-alloc, +% etp-process-info, etp-process-memory-info +% etp-port-info, etp-port-state, etp-port-sched-flags +% etp-heapdump, etp-offheapdump, etpf-offheapdump, +% etp-search-heaps, etp-search-alloc, % etp-ets-tables, etp-ets-tabledump % % Complex commands that use the Erlang support module. % etp-overlapped-heaps, etp-chart, etp-chart-start, etp-chart-end -% +% +% System inspection +% etp-system-info, etp-schedulers, etp-process, etp-ports, etp-lc-dump, +% etp-migration-info, etp-processes-memory, +% etp-compile-info, etp-config-h-info +% +% Platform specific (when gdb fails you) +% etp-ppc-stacktrace +% % Erlang support module handling commands: % etp-run % @@ -1055,7 +1065,9 @@ define etp-cp-1 set $etp_cp_mid = $etp_cp_low + ($etp_cp_high-$etp_cp_low)/2 end if $etp_cp_p - set $etp_cp_low = (Eterm**)($etp_cp_p->start + 8) + # 12 = MI_FUNCTIONS + set $etp_cp_low = (Eterm**)($etp_cp_p->start + 12) + # 0 = MI_NUM_FUNCTIONS set $etp_cp_high = $etp_cp_low +$etp_cp_p->start[0] set $etp_cp_p = 0 while $etp_cp_low < $etp_cp_high @@ -3133,6 +3145,77 @@ document etp-ets-tabledump %--------------------------------------------------------------------------- end +define etp-lc-dump +# Non-reentrant + set $etp_lc_dump_thread = erts_locked_locks + while $etp_lc_dump_thread + printf "Thread %s\n", $etp_lc_dump_thread->thread_name + set $etp_lc_dump_thread_locked = $etp_lc_dump_thread->locked.first + while $etp_lc_dump_thread_locked + if 0 <= $etp_lc_dump_thread_locked->id && $etp_lc_dump_thread_locked->id < sizeof(erts_lock_order)/sizeof(erts_lc_lock_order_t) + printf " %s:", erts_lock_order[$etp_lc_dump_thread_locked->id].name + else + printf " unkown:" + end + if ($etp_lc_dump_thread_locked->extra & 0x3) == 0x3 + etp-1 $etp_lc_dump_thread_locked->extra + else + printf "%p", $etp_lc_dump_thread_locked->extra + end + if ($etp_lc_dump_thread_locked->flags & (0x1f)) == (1 << 0) + printf "[spinlock]" + end + if ($etp_lc_dump_thread_locked->flags & (0x1f)) == (1 << 1) + printf "[rw(spin)lock]" + end + if ($etp_lc_dump_thread_locked->flags & (0x1f)) == (1 << 2) + printf "[mutex]" + end + if ($etp_lc_dump_thread_locked->flags & (0x1f)) == (1 << 3) + printf "[rwmutex]" + end + if ($etp_lc_dump_thread_locked->flags & (0x1f)) == (1 << 4) + printf "[proclock]" + end + printf "(%s:%d)", $etp_lc_dump_thread_locked->file, $etp_lc_dump_thread_locked->line + if ($etp_lc_dump_thread_locked->flags & (0x60)) == (1 << 5) + printf "(r)" + end + if ($etp_lc_dump_thread_locked->flags & (0x60)) == ((1 << 5) | (1 << 6)) + printf "(rw)" + end + printf "\n" + set $etp_lc_dump_thread_locked = $etp_lc_dump_thread_locked->next + end + set $etp_lc_dump_thread = $etp_lc_dump_thread->next + end +end + +document etp-lc-dump +%--------------------------------------------------------------------------- +% etp-lc-dump +% +% Dump all info about locks in the lock checker +%--------------------------------------------------------------------------- +end + +define etp-ppc-stacktrace +# Args: R1 +# Non-reentrant + set $etp_ppc_st_fp = ($arg0) + while $etp_ppc_st_fp + info symbol ((void**)$etp_ppc_st_fp)[1] + set $etp_ppc_st_fp = ((void**)$etp_ppc_st_fp)[0] + end +end + +document etp-ppc-stacktrace +%--------------------------------------------------------------------------- +% etp-ppc-stacktrace R1 +% +% Dump stacktrace from given $r1 frame pointer +%--------------------------------------------------------------------------- +end ############################################################################ # OSE support @@ -3177,6 +3260,154 @@ define etp-thr end ############################################################################ +# erl_alloc_util (blocks and carriers) +# + +define etp-block-size-1 +# +# In: (Block_t*) in $arg0 +# Out: Byte size in $etp_blk_sz +# + if ($arg0)->bhdr & 1 + # Free block + set $etp_blk_sz = ($arg0)->bhdr & ~7 + else + # Allocated block + if !$etp_MBC_ABLK_SZ_MASK + if etp_arch_bits == 64 + set $etp_MBC_ABLK_OFFSET_SHIFT = (64 - 24) + else + set $etp_MBC_ABLK_OFFSET_SHIFT = (32 - 9) + end + set $etp_MBC_ABLK_SZ_MASK = ((UWord)1 << $etp_MBC_ABLK_OFFSET_SHIFT) - 1 - 7 + end + set $etp_blk_sz = ($arg0)->bhdr & $etp_MBC_ABLK_SZ_MASK + end +end + +define etp-block2mbc-1 +# +# In: (Block_t*) in $arg0 +# Out: (Carrier_t*) in $etp-mbc +# + if (($arg0)->bhdr) & 1 + # Free block + set $etp_mbc = ($arg0)->u.carrier + else + # Allocated block + if !$etp_MBC_ABLK_OFFSET_SHIFT + if etp_arch_bits == 64 + set $etp_MBC_ABLK_OFFSET_SHIFT = (64 - 24) + else + set $etp_MBC_ABLK_OFFSET_SHIFT = (32 - 9) + end + end + set $etp_mbc = (Carrier_t*) ((((UWord)($arg0) >> 18) - (($arg0)->bhdr >> $etp_MBC_ABLK_OFFSET_SHIFT)) << 18) + end +end + +define etp-block2mbc + etp-block2mbc-1 ((Block_t*)$arg0) + print $etp_mbc +end + +document etp-block2mbc +%--------------------------------------------------------------------------- +% Print pointer to multiblock carrier containing the argument (Block_t*) +%--------------------------------------------------------------------------- +end + +define etp-block + etp-block-size-1 ((Block_t*)$arg0) + if ((Block_t*)$arg0)->bhdr & 1 + printf "%#lx: FREE sz=%#x\n", ($arg0), $etp_blk_sz + else + printf "%#lx: ALLOCATED sz=%#x\n", ($arg0), $etp_blk_sz + end +end + +document etp-block +%--------------------------------------------------------------------------- +% Print memory block (Block_t*) +%--------------------------------------------------------------------------- +end + +define etp-carrier-blocks + set $etp_crr = (Carrier_t*) $arg0 + set $etp_alc = (Allctr_t*)($etp_crr->allctr.counter & ~7) + set $etp_blk = (Block_t*) ((char*)$etp_crr + $etp_alc->mbc_header_size) + set $etp_prev_blk = 0 + set $etp_error_cnt = 0 + set $etp_ablk_cnt = 0 + set $etp_fblk_cnt = 0 + + if $argc == 2 + set $etp_be_silent = $arg1 + else + set $etp_be_silent = 0 + end + + while 1 + if !$etp_be_silent + etp-block $etp_blk + else + etp-block-size-1 $etp_blk + end + etp-block2mbc-1 $etp_blk + if $etp_mbc != $etp_crr + printf "ERROR: Invalid carrier pointer %#lx in block at %#lx\n", $etp_mbc, $etp_blk + set $etp_error_cnt = $etp_error_cnt + 1 + end + if $etp_prev_blk + if ($etp_prev_blk->bhdr & 1) + # Prev is FREE + if ($etp_blk->bhdr & 1) + printf "ERROR: Adjacent FREE blocks at %#lx and %#lx\n", $etp_prev_blk, $etp_blk + set $etp_error_cnt = $etp_error_cnt + 1 + end + if !($etp_blk->bhdr & 2) + printf "ERROR: Missing PREV_FREE_BLK_HDR_FLG (2) in block at %#lx\n", $etp_blk + set $etp_error_cnt = $etp_error_cnt + 1 + end + end + end + if $etp_blk->bhdr & 1 + set $etp_fblk_cnt = $etp_fblk_cnt + 1 + else + set $etp_ablk_cnt = $etp_ablk_cnt + 1 + end + if $etp_blk->bhdr & 4 + # Last block + loop_break + end + # All free blocks except the last have a footer + if ($etp_blk->bhdr & 1) && ((UWord*)((char*)$etp_blk + $etp_blk_sz))[-1] != $etp_blk_sz + printf "ERROR: Invalid footer of free block at %#lx\n", $etp_blk + end + set $etp_prev_blk = $etp_blk + set $etp_blk = (Block_t*) ((char*)$etp_blk + $etp_blk_sz) + end + + if ((char*)$etp_blk + $etp_blk_sz) != ((char*)$etp_crr + ($etp_crr->chdr & ~7)) + printf "ERROR: Last block not at end of carrier\n" + set $etp_error_cnt = $etp_error_cnt + 1 + end + printf "Allocated blocks: %u\n", $etp_ablk_cnt + printf "Free blocks: %u\n", $etp_fblk_cnt + if $etp_error_cnt + printf "%u ERRORs reported above\n", $etp-error-cnt + end +end + +document etp-carrier-blocks +%--------------------------------------------------------------------------- +% Check and (maybe) print all memory blocks in carrier +% Args: (Carrier_t*) [1=be_silent] +%--------------------------------------------------------------------------- +end + + +############################################################################ # Toolbox parameter handling # diff --git a/erts/etc/win32/nsis/erlang.nsi b/erts/etc/win32/nsis/erlang.nsi index 162e634148..f4fd2b4cdb 100644 --- a/erts/etc/win32/nsis/erlang.nsi +++ b/erts/etc/win32/nsis/erlang.nsi @@ -93,7 +93,6 @@ SectionIn 1 RO skip_silent_mode: SetOutPath "$INSTDIR" - File "${TESTROOT}\OTP_VERSION" File "${TESTROOT}\Install.ini" File "${TESTROOT}\Install.exe" File /r "${TESTROOT}\releases" diff --git a/erts/etc/win32/nsis/erlang20.nsi b/erts/etc/win32/nsis/erlang20.nsi index 3ee33e8121..3333c4a9aa 100644 --- a/erts/etc/win32/nsis/erlang20.nsi +++ b/erts/etc/win32/nsis/erlang20.nsi @@ -144,7 +144,6 @@ Section "Development" SecErlangDev SectionIn 1 RO
SetOutPath "$INSTDIR"
- File "${TESTROOT}\OTP_VERSION"
File "${TESTROOT}\Install.ini"
File "${TESTROOT}\Install.exe"
SetOutPath "$INSTDIR\releases"
diff --git a/erts/include/internal/ethr_mutex.h b/erts/include/internal/ethr_mutex.h index ee861065c5..6c931e0cd4 100644 --- a/erts/include/internal/ethr_mutex.h +++ b/erts/include/internal/ethr_mutex.h @@ -354,7 +354,7 @@ void ethr_rwmutex_rwunlock(ethr_rwmutex *); #ifdef ETHR_MTX_HARD_DEBUG #define ETHR_MTX_HARD_ASSERT(A) \ - ((void) ((A) ? 1 : ethr_assert_failed(__FILE__, __LINE__, #A))) + ((void) ((A) ? 1 : ethr_assert_failed(__FILE__, __LINE__, __func__,#A))) #else #define ETHR_MTX_HARD_ASSERT(A) ((void) 1) #endif diff --git a/erts/include/internal/ethread.h b/erts/include/internal/ethread.h index 230388cce5..70e9c937e9 100644 --- a/erts/include/internal/ethread.h +++ b/erts/include/internal/ethread.h @@ -403,6 +403,18 @@ extern ethr_runtime_t ethr_runtime__; #include "ethr_atomics.h" /* The atomics API */ +#if defined (ETHR_OSE_THREADS) +static ETHR_INLINE void +ose_yield(void) +{ + if (get_ptype(current_process()) == OS_PRI_PROC) { + set_pri(get_pri(current_process())); + } else { + delay(1); + } +} +#endif + #if defined(__GNUC__) && !defined(ETHR_OSE_THREADS) # ifndef ETHR_SPIN_BODY # if defined(__i386__) || defined(__x86_64__) @@ -421,9 +433,9 @@ extern ethr_runtime_t ethr_runtime__; # endif #elif defined(ETHR_OSE_THREADS) # ifndef ETHR_SPIN_BODY -# define ETHR_SPIN_BODY set_pri(get_pri(current_process())) +# define ETHR_SPIN_BODY ose_yield() # else -# error "OSE should use set_pri(get_pri(current_process()))" +# error "OSE should use ose_yield()" # endif #endif @@ -456,7 +468,7 @@ extern ethr_runtime_t ethr_runtime__; # define ETHR_YIELD() (pthread_yield(), 0) # endif # elif defined(ETHR_OSE_THREADS) -# define ETHR_YIELD() (set_pri(get_pri(current_process())), 0) +# define ETHR_YIELD() (ose_yield(), 0) # else # define ETHR_YIELD() (ethr_compiler_barrier(), 0) # endif diff --git a/erts/lib_src/pthread/ethread.c b/erts/lib_src/pthread/ethread.c index 7f27b5f29c..79784c5b84 100644 --- a/erts/lib_src/pthread/ethread.c +++ b/erts/lib_src/pthread/ethread.c @@ -541,7 +541,11 @@ int ethr_sigmask(int how, const sigset_t *set, sigset_t *oset) return EINVAL; } #endif - return pthread_sigmask(how, set, oset); +#if defined(__ANDROID__) + return sigprocmask(how, set, oset); +#else + return pthread_sigmask(how, set, oset); +#endif } int ethr_sigwait(const sigset_t *set, int *sig) diff --git a/erts/preloaded/ebin/erl_prim_loader.beam b/erts/preloaded/ebin/erl_prim_loader.beam Binary files differindex 26f851fd7a..f1e588320b 100644 --- a/erts/preloaded/ebin/erl_prim_loader.beam +++ b/erts/preloaded/ebin/erl_prim_loader.beam diff --git a/erts/preloaded/ebin/erlang.beam b/erts/preloaded/ebin/erlang.beam Binary files differindex 344176b71b..fdc7401475 100644 --- a/erts/preloaded/ebin/erlang.beam +++ b/erts/preloaded/ebin/erlang.beam diff --git a/erts/preloaded/ebin/erts_internal.beam b/erts/preloaded/ebin/erts_internal.beam Binary files differindex bd402f9a98..ba45e4e011 100644 --- a/erts/preloaded/ebin/erts_internal.beam +++ b/erts/preloaded/ebin/erts_internal.beam diff --git a/erts/preloaded/ebin/init.beam b/erts/preloaded/ebin/init.beam Binary files differindex 5d49eed469..26f779500c 100644 --- a/erts/preloaded/ebin/init.beam +++ b/erts/preloaded/ebin/init.beam diff --git a/erts/preloaded/ebin/otp_ring0.beam b/erts/preloaded/ebin/otp_ring0.beam Binary files differindex 2607739d12..4d22d8bace 100644 --- a/erts/preloaded/ebin/otp_ring0.beam +++ b/erts/preloaded/ebin/otp_ring0.beam diff --git a/erts/preloaded/ebin/prim_eval.beam b/erts/preloaded/ebin/prim_eval.beam Binary files differindex d665d35ab1..efc8347b6e 100644 --- a/erts/preloaded/ebin/prim_eval.beam +++ b/erts/preloaded/ebin/prim_eval.beam diff --git a/erts/preloaded/ebin/prim_file.beam b/erts/preloaded/ebin/prim_file.beam Binary files differindex 201252de34..6c49b5185e 100644 --- a/erts/preloaded/ebin/prim_file.beam +++ b/erts/preloaded/ebin/prim_file.beam diff --git a/erts/preloaded/ebin/prim_inet.beam b/erts/preloaded/ebin/prim_inet.beam Binary files differindex ff8265414e..fe5431c5ff 100644 --- a/erts/preloaded/ebin/prim_inet.beam +++ b/erts/preloaded/ebin/prim_inet.beam diff --git a/erts/preloaded/ebin/prim_zip.beam b/erts/preloaded/ebin/prim_zip.beam Binary files differindex f80d4a96e5..73be297bbb 100644 --- a/erts/preloaded/ebin/prim_zip.beam +++ b/erts/preloaded/ebin/prim_zip.beam diff --git a/erts/preloaded/ebin/zlib.beam b/erts/preloaded/ebin/zlib.beam Binary files differindex dba3ec9546..193cebdc31 100644 --- a/erts/preloaded/ebin/zlib.beam +++ b/erts/preloaded/ebin/zlib.beam diff --git a/erts/preloaded/src/erlang.erl b/erts/preloaded/src/erlang.erl index fbc37bd955..4ff0513321 100644 --- a/erts/preloaded/src/erlang.erl +++ b/erts/preloaded/src/erlang.erl @@ -79,7 +79,7 @@ -export([binary_to_integer/1,binary_to_integer/2]). -export([binary_to_list/1]). -export([binary_to_list/3, binary_to_term/1, binary_to_term/2]). --export([bit_size/1, bitsize/1, bitstr_to_list/1, bitstring_to_list/1]). +-export([bit_size/1, bitsize/1, bitstring_to_list/1]). -export([bump_reductions/1, byte_size/1, call_on_load_function/1]). -export([cancel_timer/1, check_old_code/1, check_process_code/2, check_process_code/3, crc32/1]). @@ -100,7 +100,7 @@ -export([integer_to_binary/1, integer_to_list/1]). -export([iolist_size/1, iolist_to_binary/1]). -export([is_alive/0, is_builtin/3, is_process_alive/1, length/1, link/1]). --export([list_to_atom/1, list_to_binary/1, list_to_bitstr/1]). +-export([list_to_atom/1, list_to_binary/1]). -export([list_to_bitstring/1, list_to_existing_atom/1, list_to_float/1]). -export([list_to_integer/1, list_to_integer/2]). -export([list_to_pid/1, list_to_tuple/1, loaded/0]). @@ -361,25 +361,15 @@ binary_to_list(_Binary, _Start, _Stop) -> %% binary_to_term/1 -spec binary_to_term(Binary) -> term() when Binary :: ext_binary(). -binary_to_term(Binary) -> - %% This BIF may throw badarg while trapping - try - erts_internal:binary_to_term(Binary) - catch - error:Reason -> erlang:error(Reason,[Binary]) - end. +binary_to_term(_Binary) -> + erlang:nif_error(undefined). %% binary_to_term/2 -spec binary_to_term(Binary, Opts) -> term() when Binary :: ext_binary(), Opts :: [safe]. -binary_to_term(Binary, Opts) -> - %% This BIF may throw badarg while trapping - try - erts_internal:binary_to_term(Binary,Opts) - catch - error:Reason -> erlang:error(Reason,[Binary,Opts]) - end. +binary_to_term(_Binary, _Opts) -> + erlang:nif_error(undefined). %% bit_size/1 %% Shadowed by erl_bif_types: erlang:bit_size/1 @@ -394,12 +384,6 @@ bit_size(_Bitstring) -> bitsize(_P1) -> erlang:nif_error(undefined). -%% bitstr_to_list/1 --spec erlang:bitstr_to_list(P1) -> [byte() | bitstring()] when - P1 :: bitstring(). -bitstr_to_list(_P1) -> - erlang:nif_error(undefined). - %% bitstring_to_list/1 -spec bitstring_to_list(Bitstring) -> [byte() | bitstring()] when Bitstring :: bitstring(). @@ -1082,12 +1066,6 @@ list_to_atom(_String) -> list_to_binary(_IoList) -> erlang:nif_error(undefined). -%% list_to_bitstr/1 --spec erlang:list_to_bitstr(P1) -> bitstring() when - P1 :: bitstring_list(). -list_to_bitstr(_P1) -> - erlang:nif_error(undefined). - %% list_to_bitstring/1 -spec list_to_bitstring(BitstringList) -> bitstring() when BitstringList :: bitstring_list(). @@ -1745,9 +1723,9 @@ is_pid(_Term) -> erlang:nif_error(undefined). %% Shadowed by erl_bif_types: erlang:is_map/1 --spec is_map(Map) -> boolean() when - Map :: map(). -is_map(_Map) -> +-spec is_map(Term) -> boolean() when + Term :: term(). +is_map(_Term) -> erlang:nif_error(undefined). %% Shadowed by erl_bif_types: erlang:is_port/1 @@ -2264,7 +2242,6 @@ tuple_to_list(_Tuple) -> (modified_timing_level) -> integer() | undefined; (multi_scheduling) -> disabled | blocked | enabled; (multi_scheduling_blockers) -> [PID :: pid()]; - (otp_correction_package) -> string(); (otp_release) -> string(); (port_count) -> non_neg_integer(); (port_limit) -> pos_integer(); @@ -2287,6 +2264,7 @@ tuple_to_list(_Tuple) -> (system_architecture) -> string(); (threads) -> boolean(); (thread_pool_size) -> non_neg_integer(); + (tolerant_timeofday) -> enabled | disabled; (trace_control_word) -> non_neg_integer(); (update_cpu_info) -> changed | unchanged; (version) -> string(); diff --git a/erts/preloaded/src/erts.app.src b/erts/preloaded/src/erts.app.src index fd3e8cb692..a15da3a421 100644 --- a/erts/preloaded/src/erts.app.src +++ b/erts/preloaded/src/erts.app.src @@ -35,7 +35,8 @@ {registered, []}, {applications, []}, {env, []}, - {mod, {erts, []}} + {mod, {erts, []}}, + {runtime_dependencies, ["stdlib-2.0", "kernel-3.0", "sasl-2.4"]} ]}. %% vim: ft=erlang diff --git a/erts/preloaded/src/erts_internal.erl b/erts/preloaded/src/erts_internal.erl index edcd50c77e..2c5bd82cf0 100644 --- a/erts/preloaded/src/erts_internal.erl +++ b/erts/preloaded/src/erts_internal.erl @@ -29,8 +29,8 @@ -module(erts_internal). -export([await_port_send_result/3]). --export([binary_to_term/1, binary_to_term/2]). -export([cmp_term/2]). +-export([map_to_tuple_keys/1]). -export([port_command/3, port_connect/2, port_close/1, port_control/3, port_call/3, port_info/1, port_info/2]). @@ -161,17 +161,6 @@ request_system_task(_Pid, _Prio, _Request) -> check_process_code(_Module, _OptionList) -> erlang:nif_error(undefined). --spec binary_to_term(Binary) -> term() when - Binary :: binary(). -binary_to_term(_Binary) -> - erlang:nif_error(undefined). - --spec binary_to_term(Binary, Opts) -> term() when - Binary :: binary(), - Opts :: [safe]. -binary_to_term(_Binary, _Opts) -> - erlang:nif_error(undefined). - %% term compare where integer() < float() = true -spec cmp_term(A,B) -> Result when @@ -181,3 +170,11 @@ binary_to_term(_Binary, _Opts) -> cmp_term(_A,_B) -> erlang:nif_error(undefined). + +%% return the internal key tuple for map keys +-spec map_to_tuple_keys(M) -> Keys when + M :: map(), + Keys :: tuple(). + +map_to_tuple_keys(_M) -> + erlang:nif_error(undefined). diff --git a/erts/preloaded/src/init.erl b/erts/preloaded/src/init.erl index ab8464956c..e95e11b3e6 100644 --- a/erts/preloaded/src/init.erl +++ b/erts/preloaded/src/init.erl @@ -1041,7 +1041,7 @@ start_em([]) -> ok. start_it([]) -> ok; start_it({eval,Bin}) -> - Str = binary_to_list(Bin), + Str = b2s(Bin), {ok,Ts,_} = erl_scan:string(Str), Ts1 = case reverse(Ts) of [{dot,_}|_] -> Ts; diff --git a/erts/start_scripts/no_dot_erlang.rel.src b/erts/start_scripts/no_dot_erlang.rel.src index 03b64ebf1a..6208572c00 100644 --- a/erts/start_scripts/no_dot_erlang.rel.src +++ b/erts/start_scripts/no_dot_erlang.rel.src @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2013. All Rights Reserved. +%% Copyright Ericsson AB 2013-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -16,6 +16,6 @@ %% %% %CopyrightEnd% %% -{release, {"OTP APN 181 01","%SYS_VSN%"}, {erts, "%ERTS_VSN%"}, +{release, {"Erlang/OTP","%SYS_VSN%"}, {erts, "%ERTS_VSN%"}, [{kernel,"%KERNEL_VSN%"}, {stdlib,"%STDLIB_VSN%"}]}. diff --git a/erts/start_scripts/start_all_example.rel.src b/erts/start_scripts/start_all_example.rel.src index 581eb2eb0b..2a1cabe7bb 100644 --- a/erts/start_scripts/start_all_example.rel.src +++ b/erts/start_scripts/start_all_example.rel.src @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1996-2009. All Rights Reserved. +%% Copyright Ericsson AB 1996-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -16,7 +16,7 @@ %% %% %CopyrightEnd% %% -{release, {"OTP APN 181 01","%SYS_VSN%"}, {erts, "%ERTS_VSN%"}, +{release, {"Erlang/OTP","%SYS_VSN%"}, {erts, "%ERTS_VSN%"}, [{kernel,"%KERNEL_VSN%"}, {stdlib,"%STDLIB_VSN%"}, {sasl, "%SASL_VSN%"}, diff --git a/erts/start_scripts/start_clean.rel.src b/erts/start_scripts/start_clean.rel.src index d2df422c51..e229721e36 100644 --- a/erts/start_scripts/start_clean.rel.src +++ b/erts/start_scripts/start_clean.rel.src @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1996-2009. All Rights Reserved. +%% Copyright Ericsson AB 1996-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -16,6 +16,6 @@ %% %% %CopyrightEnd% %% -{release, {"OTP APN 181 01","%SYS_VSN%"}, {erts, "%ERTS_VSN%"}, +{release, {"Erlang/OTP","%SYS_VSN%"}, {erts, "%ERTS_VSN%"}, [{kernel,"%KERNEL_VSN%"}, {stdlib,"%STDLIB_VSN%"}]}. diff --git a/erts/start_scripts/start_sasl.rel.src b/erts/start_scripts/start_sasl.rel.src index e521e8df91..e68a34af76 100644 --- a/erts/start_scripts/start_sasl.rel.src +++ b/erts/start_scripts/start_sasl.rel.src @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1996-2009. All Rights Reserved. +%% Copyright Ericsson AB 1996-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -16,7 +16,7 @@ %% %% %CopyrightEnd% %% -{release, {"OTP APN 181 01","%SYS_VSN%"}, {erts, "%ERTS_VSN%"}, +{release, {"Erlang/OTP","%SYS_VSN%"}, {erts, "%ERTS_VSN%"}, [{kernel,"%KERNEL_VSN%"}, {stdlib,"%STDLIB_VSN%"}, {sasl, "%SASL_VSN%"}]}. diff --git a/erts/test/otp_SUITE.erl b/erts/test/otp_SUITE.erl index 8e4a1a4b1c..229d10ccee 100644 --- a/erts/test/otp_SUITE.erl +++ b/erts/test/otp_SUITE.erl @@ -24,7 +24,7 @@ -export([undefined_functions/1,deprecated_not_in_obsolete/1, obsolete_but_not_deprecated/1,call_to_deprecated/1, call_to_size_1/1,strong_components/1, - erl_file_encoding/1,xml_file_encoding/1]). + erl_file_encoding/1,xml_file_encoding/1,runtime_dependencies/1]). -include_lib("test_server/include/test_server.hrl"). @@ -36,7 +36,8 @@ all() -> [undefined_functions, deprecated_not_in_obsolete, obsolete_but_not_deprecated, call_to_deprecated, call_to_size_1, strong_components, - erl_file_encoding, xml_file_encoding]. + erl_file_encoding, xml_file_encoding, + runtime_dependencies]. groups() -> []. @@ -327,7 +328,9 @@ erl_file_encoding(_Config) -> Wc = filename:join([Root,"**","*.erl"]), ErlFiles = ordsets:subtract(ordsets:from_list(filelib:wildcard(Wc)), release_files(Root, "*.erl")), + {ok, MP} = re:compile(".*lib/(ic)|(orber)|(cos).*", [unicode]), Fs = [F || F <- ErlFiles, + filter_use_latin1_coding(F, MP), case epp:read_encoding(F) of none -> false; _ -> true @@ -341,6 +344,14 @@ erl_file_encoding(_Config) -> ?t:fail() end. +filter_use_latin1_coding(F, MP) -> + case re:run(F, MP) of + nomatch -> + true; + {match, _} -> + false + end. + xml_file_encoding(_Config) -> XmlFiles = xml_files(), Fs = [F || F <- XmlFiles, is_bad_encoding(F)], @@ -380,6 +391,121 @@ is_bad_encoding(File) -> true end. +runtime_dependencies(Config) -> + %% Ignore applications intentionally not declaring dependencies + %% found by xref. + IgnoreApps = [diameter], + + + %% Verify that (at least) OTP application runtime dependencies found + %% by xref are listed in the runtime_dependencies field of the .app file + %% of each application. + Server = ?config(xref_server, Config), + {ok, AE} = xref:q(Server, "AE"), + SAE = lists:keysort(1, AE), + put(ignored_failures, []), + {AppDep, AppDeps} = lists:foldl(fun ({App, App}, Acc) -> + Acc; + ({App, Dep}, {undefined, []}) -> + {{App, [Dep]}, []}; + ({App, Dep}, {{App, Deps}, AppDeps}) -> + {{App, [Dep|Deps]}, AppDeps}; + ({App, Dep}, {AppDep, AppDeps}) -> + {{App, [Dep]}, [AppDep | AppDeps]} + end, + {undefined, []}, + SAE), + [] = lists:filter(fun ({missing_runtime_dependency, + AppFile, + common_test}) -> + %% The test_server app is contaminated by + %% common_test when run in a source tree. It + %% should however *not* be contaminated + %% when run in an installation. + case {filename:basename(AppFile), + is_run_in_src_tree()} of + {"test_server.app", true} -> + false; + _ -> + true + end; + (_) -> + true + end, + check_apps_deps([AppDep|AppDeps], IgnoreApps)), + case IgnoreApps of + [] -> + ok; + _ -> + Comment = lists:flatten(io_lib:format("Ignored applications: ~p " + "Ignored failures: ~p", + [IgnoreApps, + get(ignored_failures)])), + {comment, Comment} + end. + +is_run_in_src_tree() -> + %% At least currently run_erl is not present in <code-root>/bin + %% in the source tree, but present in <code-root>/bin of an + %% ordinary installation. + case file:read_file_info(filename:join([code:root_dir(), + "bin", + "run_erl"])) of + {ok, _} -> false; + {error, _} -> true + end. + +have_rdep(_App, [], _Dep) -> + false; +have_rdep(App, [RDep | RDeps], Dep) -> + [AppStr, _VsnStr] = string:tokens(RDep, "-"), + case Dep == list_to_atom(AppStr) of + true -> + io:format("~p -> ~s~n", [App, RDep]), + true; + false -> + have_rdep(App, RDeps, Dep) + end. + +check_app_deps(_App, _AppFile, _AFDeps, [], _IgnoreApps) -> + []; +check_app_deps(App, AppFile, AFDeps, [XRDep | XRDeps], IgnoreApps) -> + ResOtherDeps = check_app_deps(App, AppFile, AFDeps, XRDeps, IgnoreApps), + case have_rdep(App, AFDeps, XRDep) of + true -> + ResOtherDeps; + false -> + Failure = {missing_runtime_dependency, AppFile, XRDep}, + case lists:member(App, IgnoreApps) of + true -> + put(ignored_failures, [Failure | get(ignored_failures)]), + ResOtherDeps; + false -> + [Failure | ResOtherDeps] + end + end. + +check_apps_deps([], _IgnoreApps) -> + []; +check_apps_deps([{App, Deps}|AppDeps], IgnoreApps) -> + ResOtherApps = check_apps_deps(AppDeps, IgnoreApps), + AppFile = code:where_is_file(atom_to_list(App) ++ ".app"), + {ok,[{application, App, Info}]} = file:consult(AppFile), + case lists:keyfind(runtime_dependencies, 1, Info) of + {runtime_dependencies, RDeps} -> + check_app_deps(App, AppFile, RDeps, Deps, IgnoreApps) + ++ ResOtherApps; + false -> + Failure = {missing_runtime_dependencies_key, AppFile}, + case lists:member(App, IgnoreApps) of + true -> + put(ignored_failures, [Failure | get(ignored_failures)]), + ResOtherApps; + false -> + [Failure | ResOtherApps] + end + end. + %%% %%% Common help functions. %%% diff --git a/erts/vsn.mk b/erts/vsn.mk index 081fb66398..fff334c89f 100644 --- a/erts/vsn.mk +++ b/erts/vsn.mk @@ -17,7 +17,7 @@ # %CopyrightEnd% # -VSN = 6.0 +VSN = 6.0.2 # Port number 4365 in 4.2 # Port number 4366 in 4.3 |