diff options
Diffstat (limited to 'lib/stdlib')
-rw-r--r-- | lib/stdlib/doc/src/ets.xml | 23 | ||||
-rw-r--r-- | lib/stdlib/doc/src/lists.xml | 4 | ||||
-rw-r--r-- | lib/stdlib/doc/src/notes.xml | 470 | ||||
-rw-r--r-- | lib/stdlib/doc/src/rand.xml | 2 | ||||
-rw-r--r-- | lib/stdlib/doc/src/sys.xml | 2 | ||||
-rw-r--r-- | lib/stdlib/src/array.erl | 2 | ||||
-rw-r--r-- | lib/stdlib/src/c.erl | 2 | ||||
-rw-r--r-- | lib/stdlib/src/erl_lint.erl | 11 | ||||
-rw-r--r-- | lib/stdlib/src/error_logger_file_h.erl | 2 | ||||
-rw-r--r-- | lib/stdlib/src/gen.erl | 2 | ||||
-rw-r--r-- | lib/stdlib/src/otp_internal.erl | 14 | ||||
-rw-r--r-- | lib/stdlib/src/proc_lib.erl | 6 | ||||
-rw-r--r-- | lib/stdlib/src/shell.erl | 16 | ||||
-rw-r--r-- | lib/stdlib/src/string.erl | 10 | ||||
-rw-r--r-- | lib/stdlib/src/sys.erl | 6 | ||||
-rw-r--r-- | lib/stdlib/test/c_SUITE.erl | 53 | ||||
-rw-r--r-- | lib/stdlib/test/erl_lint_SUITE.erl | 49 | ||||
-rw-r--r-- | lib/stdlib/test/proc_lib_SUITE.erl | 41 | ||||
-rw-r--r-- | lib/stdlib/test/shell_SUITE.erl | 50 | ||||
-rw-r--r-- | lib/stdlib/vsn.mk | 2 |
20 files changed, 689 insertions, 78 deletions
diff --git a/lib/stdlib/doc/src/ets.xml b/lib/stdlib/doc/src/ets.xml index 342be80f98..f6f3d18d6a 100644 --- a/lib/stdlib/doc/src/ets.xml +++ b/lib/stdlib/doc/src/ets.xml @@ -49,13 +49,22 @@ associated with each key. A <c>bag</c> or <c>duplicate_bag</c> table can have many objects associated with each key.</p> - <p>The number of tables stored at one Erlang node is limited. - The current default limit is about 1400 tables. The upper - limit can be increased by setting environment variable - <c>ERL_MAX_ETS_TABLES</c> before starting the Erlang runtime - system (that is, with option <c>-env</c> to - <c>erl</c>/<c>werl</c>). The actual limit can be slightly higher - than the one specified, but never lower.</p> + <note> + <p> + The number of tables stored at one Erlang node <em>used</em> to + be limited. This is no longer the case (except by memory usage). + The previous default limit was about 1400 tables and + could be increased by setting the environment variable + <c>ERL_MAX_ETS_TABLES</c> before starting the Erlang runtime + system. This hard limit has been removed, but it is currently + useful to set the <c>ERL_MAX_ETS_TABLES</c> anyway. It should be + set to an approximate of the maximum amount of tables used. This since + an internal table for named tables is sized using this value. If + large amounts of named tables are used and <c>ERL_MAX_ETS_TABLES</c> + hasn't been increased, the performance of named table lookup will + degrade. + </p> + </note> <p>Notice that there is no automatic garbage collection for tables. Even if there are no references to a table from any process, it diff --git a/lib/stdlib/doc/src/lists.xml b/lib/stdlib/doc/src/lists.xml index 60dbae70c2..7efafedc82 100644 --- a/lib/stdlib/doc/src/lists.xml +++ b/lib/stdlib/doc/src/lists.xml @@ -4,7 +4,7 @@ <erlref> <header> <copyright> - <year>1996</year><year>2016</year> + <year>1996</year><year>2017</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> @@ -187,7 +187,7 @@ <desc> <p>Calls <c><anno>Fun</anno>(<anno>Elem</anno>)</c> on successive elements <c>Elem</c> of <c><anno>List1</anno></c>. - <c><anno>Fun</anno>/2</c> must return either a Boolean or a tuple + <c><anno>Fun</anno>/1</c> must return either a Boolean or a tuple <c>{true, <anno>Value</anno>}</c>. The function returns the list of elements for which <c><anno>Fun</anno></c> returns a new value, where a value of <c>true</c> is synonymous with diff --git a/lib/stdlib/doc/src/notes.xml b/lib/stdlib/doc/src/notes.xml index a8a252cb35..bdd5b39cd3 100644 --- a/lib/stdlib/doc/src/notes.xml +++ b/lib/stdlib/doc/src/notes.xml @@ -31,6 +31,476 @@ </header> <p>This document describes the changes made to the STDLIB application.</p> +<section><title>STDLIB 3.4.1</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> A bug in <c>proc_lib:format()</c> introduced in + Erlang/OTP 20.0 is corrected. </p> + <p> + Own Id: OTP-14482 Aux Id: PR-1488 </p> + </item> + <item> + <p> + Fix string:len/1 to be compatible with previous versions.</p> + <p> + Own Id: OTP-14487 Aux Id: ERIERL-40 </p> + </item> + <item> + <p> + In OTP-20.0, the behavior of c, make, and ct_make was + changed so that in some cases the beam files by default + would be written to the directory where the source files + were found. This is now changed back to the old behavior + so beam files are by default written to current + directory.</p> + <p> + Own Id: OTP-14489 Aux Id: ERL-438 </p> + </item> + </list> + </section> + +</section> + +<section><title>STDLIB 3.4</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p>For many releases, it has been legal to override a BIF + with a local function having the same name. However, + calling a local function with the same name as guard BIF + as filter in a list comprehension was not allowed.</p> + <p> + Own Id: OTP-13690</p> + </item> + <item> + <p> A new (default) pseudo-random number generator + algorithm Xoroshiro116+ has been implemented in the + <c>rand</c> module. </p><p> The old algorithm + implementations had a number of flaws so they are all + deprecated, but corrected versions of two of them have + been added. See the documentation. </p> + <p> + Own Id: OTP-14295 Aux Id: PR-1372 </p> + </item> + <item> + <p> The Erlang shell, <c>qlc:string_to_handle()</c>, and + the Debugger (the Evaluator area and Edit variable window + of the Bindings area) can parse pids, ports, references, + and external funs, as long as they can be created in the + running system. </p> + <p> + Own Id: OTP-14296</p> + </item> + <item> + <p>Internal code change: Calls to <c>catch</c> followed + by a call to <c>erlang:get_stacktrace/0</c> has been + rewritten to use <c>try</c> instead of <c>catch</c> to + make the code future-proof.</p> + <p> + Own Id: OTP-14400</p> + </item> + <item> + <p> The <c>ms_transform</c> module, used by + <c>ets:fun2ms/1</c> and <c>dbg:fun2ms/1</c>, evaluates + constant arithmetic expressions. This is necessary since + the Erlang compiler, which normally evaluates constant + expressions, does not recognize the format generated by + <c>ms_transform</c>. </p> + <p> + Own Id: OTP-14454 Aux Id: ERIERL-29 </p> + </item> + <item> + <p> The state machine engine <c>gen_statem</c> can now + handle generic time-outs (multiple named) as well as + absolute time-out time. See the documentation. </p><p> + The <c>gen_statem</c> callback <c>Module:init/1</c> has + become mandatory to harmonize with other <c>gen_*</c> + modules. This may be an incompatibility for + <c>gen_statem</c> callback modules that use + <c>gen_statem:enter_loop/4-6</c>. </p> + <p> + *** POTENTIAL INCOMPATIBILITY ***</p> + <p> + Own Id: OTP-14531</p> + </item> + </list> + </section> + + + <section><title>Improvements and New Features</title> + <list> + <item> + <p> + Improved unicode support for strings. Added normalization + functions in the <c>unicode</c> module. Extended the + <c>string</c> module API with new functions with improved + unicode handling and that works on grapheme clusters. The + new functions operates on the <c>unicode:chardata()</c> + type, thus they also accept <c>UTF-8 binaries</c> as + input. </p> + <p> + The old string API have been marked as obsolete. The + return values have been changed for some error cases.</p> + <p> + *** POTENTIAL INCOMPATIBILITY ***</p> + <p> + Own Id: OTP-10289 Aux Id: OTP-10309 </p> + </item> + <item> + <p>There are two new guard BIFs '<c>floor/1</c>' and + '<c>ceil/1</c>'. They both return integers. In the + '<c>math</c>' module, there are two new BIFs with the + same names that return floating point values.</p> + <p> + Own Id: OTP-13692</p> + </item> + <item> + <p> + Making code_change, terminate and handle_info callbacks + optional in the OTP behaviours.</p> + <p> + Own Id: OTP-13801</p> + </item> + <item> + <p> The support for Dets files created with Erlang/OTP R7 + and earlier is removed. </p> + <p> + Own Id: OTP-13830</p> + </item> + <item> + <p>Replaced usage of deprecated symbolic <seealso + marker="erts:erlang#type-time_unit"><c>time + unit</c></seealso> representations.</p> + <p> + Own Id: OTP-13831 Aux Id: OTP-13735 </p> + </item> + <item> + <p>The function <c>fmod/2</c> has been added to the + <c>math</c> module.</p> + <p> + Own Id: OTP-14000</p> + </item> + <item> + <p>The EXIT signals received from processes using + <c>proc_lib</c> now looks like EXIT signals from + processes that were spawned using <c>spawn_link</c>. In + particular, that means that the stack trace is now + included in the EXIT signal so that it can see where the + process crashed.</p> + <p> + Own Id: OTP-14001</p> + </item> + <item> + <p><c>sets:add_element/2</c> is faster when adding an + element that is already present, and + <c>sets:del_element/2</c> is faster when the element to + be deleted is not present. This optimization can make + certain operations, such as sets:union/2 with many + overlapping elements, up to two orders of magnitude + faster.</p> + <p> + Own Id: OTP-14035</p> + </item> + <item> + <p> + Add information in doc about supervisor shutdown reason + when maximum restart frequency is reached.</p> + <p> + Own Id: OTP-14037 Aux Id: PR-1233 </p> + </item> + <item> + <p> + Added <c>rand:jump/[0|1]</c> functions.</p> + <p> + Own Id: OTP-14038 Aux Id: PR-1235 </p> + </item> + <item> + <p>Functions for detecting changed code has been added. + <c>code:modified_modules/0</c> returns all currently + loaded modules that have changed on disk. + <c>code:module_status/1</c> returns the status for a + module. In the shell and in <c>c</c> module, <c>mm/0</c> + is short for <c>code:modified_modules/0</c>, and + <c>lm/0</c> reloads all currently loaded modules that + have changed on disk.</p> + <p> + Own Id: OTP-14059</p> + </item> + <item> + <p>Each assert macro in <c>assert.hrl</c> now has a + corresponding version with an extra argument, for adding + comments to assertions. These can for example be printed + as part of error reports, to clarify the meaning of the + check that failed.</p> + <p> + Own Id: OTP-14066</p> + </item> + <item> + <p><c>error_logger_tty_h</c> and + <c>error_logger_file_h</c> now inserts the node + information for nonlocal messages before the message + itself instead of after, both for readability and so as + not to change the line termination property at the end of + the message.</p> + <p> + Own Id: OTP-14068</p> + </item> + <item> + <p>The Erlang code linter checks for badly formed type + constraints. </p> + <p> + Own Id: OTP-14070 Aux Id: PR-1214 </p> + </item> + <item> + <p>By default, there will now be a warning when + <c>export_all</c> is used. The warning can be disabled + using <c>nowarn_export_all</c>.</p> + <p> + Own Id: OTP-14071</p> + </item> + <item> + <p>When a <c>gen_server</c> process crashes, the + stacktrace for the client will be printed to facilitate + debugging.</p> + <p> + Own Id: OTP-14089</p> + </item> + <item> + <p>Optimized ETS operations by changing table identifier + type from integer to reference. The reference enables a + more direct mapping to the table with less potential lock + contention and makes especially creation and deletion of + tables scale much better.</p> <p>The change of the opaque + type for the ETS table identifiers may cause failure in + code that make faulty assumptions about this opaque + type.</p> <note> <p> The number of tables stored at one + Erlang node <em>used</em> to be limited. This is no + longer the case (except by memory usage). The previous + default limit was about 1400 tables and could be + increased by setting the environment variable + <c>ERL_MAX_ETS_TABLES</c> before starting the Erlang + runtime system. This hard limit has been removed, but it + is currently useful to set the <c>ERL_MAX_ETS_TABLES</c> + anyway. It should be set to an approximate of the maximum + amount of tables used. This since an internal table for + named tables is sized using this value. If large amounts + of named tables are used and <c>ERL_MAX_ETS_TABLES</c> + hasn't been increased, the performance of named table + lookup will degrade. </p> </note> + <p> + *** POTENTIAL INCOMPATIBILITY ***</p> + <p> + Own Id: OTP-14094</p> + </item> + <item> + <p><c>take/2</c> has been added to <c>dict</c>, + <c>orddict</c>, and <c>gb_trees</c>. <c>take_any/2</c> + has been added to <c>gb_trees</c>.</p> + <p> + Own Id: OTP-14102</p> + </item> + <item> + <p> + Extend gen_event API to handle options as well.</p> + <p> + Own Id: OTP-14123</p> + </item> + <item> + <p> + Advice on how to tune the supervisor restart frequency + (intensity and period) is added to System Documentation - + Design Principles - Supervisor Behaviour.</p> + <p> + Own Id: OTP-14168 Aux Id: PR-1289 </p> + </item> + <item> + <p> + gen_fsm is deprecated and is replaced by gen_statem, + however for backwards compatibility reasons gen_fsm may + continue to exist as an undocumented feature for quite + some time.</p> + <p> + Own Id: OTP-14183</p> + </item> + <item> + <p>The shell functions <c>c/1</c> and <c>c/2</c> have + been extended so that if the argument is a module name + instead of a file name, it automatically locates the + .beam file and the corresponding source file, and then + recompiles the module using the same compiler options + (plus any options passed to c/2). If compilation fails, + the old beam file is preserved. Also adds <c>c(Mod, Opts, + Filter)</c>, where the Filter argument allows you to + remove old compiler options before the new options are + added.</p> <p>New utility functions <c>file_find/2/3</c> + and <c>find_source/1/2/3</c> have been added to + <c>filelib</c>.</p> + <p> + Own Id: OTP-14190</p> + </item> + <item> + <p><c>erl_tar</c> in previous versions of OTP only + supports the USTAR format. That limited path names to at + most 255 bytes, and did not support Unicode characters in + names in a portable way.</p> + <p><c>erl_tar</c> now has support for reading tar + archives in the formats currently in common use, such as + v7, STAR, USTAR, PAX, and GNU tar's extensions to the + STAR/USTAR format. When writing tar archives, + <c>erl_tar</c> can now write them in the <c>PAX</c> + format if necessary (for example, to support very long + filenames or filenames with Unicode characters). If + possible, <c>erl_tar</c> will still write tar archives in + the USTAR for maximum portability.</p> + <p> + Own Id: OTP-14226</p> + </item> + <item> + <p><c>base64:mime_decode/1</c> has been optimized so that + it is now almost as fast as<c>base64:decode/1</c>; it + used be noticeably slower.</p> + <p> + Own Id: OTP-14245</p> + </item> + <item> + <p><c>erl_tar</c> will now strip any leading '<c>/</c>' + from pathnames when extracting files from a tar archive + and write a message to the error logger. There is also + new check for directory traversal attacks; if a relative + path points above the current working directory the + extraction will be aborted.</p> + <p> + Own Id: OTP-14278</p> + </item> + <item> + <p> Miscellaneous updates due to atoms containing + arbitrary Unicode characters. </p> + <p> + Own Id: OTP-14285</p> + </item> + <item> + <p> + The Crypto application now supports generation of + cryptographically strong random numbers (floats < 1.0 + and integer arbitrary ranges) as a plugin to the 'rand' + module.</p> + <p> + Own Id: OTP-14317 Aux Id: PR-1372 </p> + </item> + <item> + <p> + Add new function <c>ets:select_replace/2</c> which + performs atomic "compare-and-swap" operations for ETS + objects using match specifications.</p> + <p> + Own Id: OTP-14319 Aux Id: PR-1076 </p> + </item> + <item> + <p> The Erlang code linter checks for bad <c>dialyzer</c> + attributes. It also checks for bad type variables in type + declarations. </p> + <p> + Own Id: OTP-14323</p> + </item> + <item> + <p> Two new functions has been implemented in the + <c>rand</c> module; <c>normal/2</c> and + <c>normal_s/3</c>, that both produce normal distribution + (pseudo) random numbers with mean value and variance + according to arguments. </p> + <p> + Own Id: OTP-14328 Aux Id: PR-1382 </p> + </item> + <item> + <p> + Upgraded the OTP internal PCRE library from version 8.33 + to version 8.40. This library is used for implementation + of the <seealso marker="stdlib:re"><c>re</c></seealso> + regular expressions module.</p> + <p> + Besides various bug fixes, the new version allows for + better stack protection. In order to utilize this + feature, the stack size of normal scheduler threads is + now by default set to 128 kilo words on all platforms. + The stack size of normal scheduler threads can be set + upon system start by passing the <seealso + marker="erts:erl#sched_thread_stack_size"><c>+sss</c></seealso> + command line argument to the <seealso + marker="erts:erl"><c>erl</c></seealso> command.</p> + <p> + See <url + href="http://pcre.org/original/changelog.txt"><c>http://pcre.org/original/changelog.txt</c></url> + for information about changes made to PCRE between the + versions 8.33 and 8.40.</p> + <p> + *** POTENTIAL INCOMPATIBILITY ***</p> + <p> + Own Id: OTP-14331 Aux Id: ERL-208 </p> + </item> + <item> + <p> + Added function <c>re:version/0</c> which returns + information about the OTP internal PCRE version used for + implementation of the <c>re</c> module.</p> + <p> + Own Id: OTP-14347 Aux Id: PR-1412 </p> + </item> + <item> + <p>The format of debug information that is stored in BEAM + files (when <c>debug_info</c> is used) has been changed. + The purpose of the change is to better support other + BEAM-based languages such as Elixir or LFE.</p> + <p>All tools included in OTP (dialyzer, debugger, cover, + and so on) will handle both the new format and the + previous format. Tools that retrieve the debug + information using <c>beam_lib:chunk(Beam, + [abstract_code])</c> will continue to work with both the + new and old format. Tools that call + <c>beam_lib:chunk(Beam, ["Abst"])</c> will not work with + the new format.</p> + <p>For more information, see the description of + <c>debug_info</c> in the documentation for + <c>beam_lib</c> and the description of the + <c>{debug_info,{Backend,Data}}</c> option in the + documentation for <c>compile</c>.</p> + <p> + Own Id: OTP-14369 Aux Id: PR-1367 </p> + </item> + <item> + <p> + Add option hibernate_after to gen_server, gen_statem and + gen_event. Also added to the deprecated gen_fsm + behaviour.</p> + <p> + Own Id: OTP-14405</p> + </item> + <item> + <p> The size of crash reports created by + <c>gen_server</c>, <c>gen_statem</c> and <c>proc_lib</c> + is limited with aid of the Kernel application variable + <c>error_logger_format_depth</c>. The purpose is to limit + the size of the messages sent to the <c>error_logger</c> + process when processes with huge message queues or states + crash. </p> <p>The crash report generated by + <c>proc_lib</c> includes the new tag + <c>message_queue_len</c>. The neighbour report also + includes the new tag <c>current_stacktrace</c>. Finally, + the neighbour report no longer includes the tags + <c>messages</c> and <c>dictionary</c>. </p> <p> The new + function <c>error_logger:get_format_depth/0</c> can be + used to retrieve the value of the Kernel application + variable <c>error_logger_format_depth</c>. </p> + <p> + Own Id: OTP-14417</p> + </item> + </list> + </section> + +</section> + <section><title>STDLIB 3.3</title> <section><title>Fixed Bugs and Malfunctions</title> diff --git a/lib/stdlib/doc/src/rand.xml b/lib/stdlib/doc/src/rand.xml index e06d7e467d..a68fb7d55f 100644 --- a/lib/stdlib/doc/src/rand.xml +++ b/lib/stdlib/doc/src/rand.xml @@ -66,7 +66,7 @@ <p>Jump function: equivalent to 2^64 calls</p> <p> This is a corrected version of the previous default algorithm, - that now has been superseeded by Xoroshiro116+ (<c>exrop</c>). + that now has been superseded by Xoroshiro116+ (<c>exrop</c>). Since there is no native 58 bit rotate instruction this algorithm executes a little (say < 15%) faster than <c>exrop</c>. See the diff --git a/lib/stdlib/doc/src/sys.xml b/lib/stdlib/doc/src/sys.xml index f24e42bcee..64d8789016 100644 --- a/lib/stdlib/doc/src/sys.xml +++ b/lib/stdlib/doc/src/sys.xml @@ -308,7 +308,7 @@ format to the file. The events are formatted with a function that is defined by the process that generated the event (with a call to <seealso marker="#handle_debug/4"><c>handle_debug/4</c></seealso>). - </p> + The file is opened with encoding UTF-8.</p> </desc> </func> diff --git a/lib/stdlib/src/array.erl b/lib/stdlib/src/array.erl index 079b761463..a237eaa489 100644 --- a/lib/stdlib/src/array.erl +++ b/lib/stdlib/src/array.erl @@ -1603,7 +1603,7 @@ foldl_2(I, E, A, Ix, F, D, N, R, S) -> Ix + S, F, D, N, R, S). -spec foldl_3(pos_integer(), _, A, array_indx(), - fun((array_indx, _, A) -> B), integer()) -> B. + fun((array_indx(), _, A) -> B), integer()) -> B. foldl_3(I, E, A, Ix, F, N) when I =< N -> foldl_3(I+1, E, F(Ix, element(I, E), A), Ix+1, F, N); diff --git a/lib/stdlib/src/c.erl b/lib/stdlib/src/c.erl index 4ab9234b81..c04a201ce1 100644 --- a/lib/stdlib/src/c.erl +++ b/lib/stdlib/src/c.erl @@ -255,7 +255,7 @@ safe_recompile(File, Options, BeamFile) -> compile_and_load(File, Opts0) when is_list(Opts0) -> Opts = [report_errors, report_warnings | ensure_from(filename:extension(File), - ensure_outdir(filename:dirname(File), Opts0))], + ensure_outdir(".", Opts0))], case compile:file(File, Opts) of {ok,Mod} -> %Listing file. purge_and_load(Mod, File, Opts); diff --git a/lib/stdlib/src/erl_lint.erl b/lib/stdlib/src/erl_lint.erl index fcfd0d8493..65ba343368 100644 --- a/lib/stdlib/src/erl_lint.erl +++ b/lib/stdlib/src/erl_lint.erl @@ -194,8 +194,6 @@ format_error({bad_nowarn_bif_clash,{F,A}}) -> format_error(disallowed_nowarn_bif_clash) -> io_lib:format("compile directive nowarn_bif_clash is no longer allowed,~n" " - use explicit module names or -compile({no_auto_import, [F/A]})", []); -format_error({bad_nowarn_deprecated_function,{M,F,A}}) -> - io_lib:format("~tw:~tw/~w is not a deprecated function", [M,F,A]); format_error({bad_on_load,Term}) -> io_lib:format("badly formed on_load attribute: ~tw", [Term]); format_error(multiple_on_loads) -> @@ -856,14 +854,11 @@ not_deprecated(Forms, St0) -> {nowarn_deprecated_function, MFAs0} <- lists:flatten([Args]), MFA <- lists:flatten([MFAs0])], Nowarn = [MFA || {MFA,_L} <- MFAsL], - Bad = [MFAL || {{M,F,A},_L}=MFAL <- MFAsL, - otp_internal:obsolete(M, F, A) =:= no], - St1 = func_line_warning(bad_nowarn_deprecated_function, Bad, St0), ML = [{M,L} || {{M,_F,_A},L} <- MFAsL, is_atom(M)], - St3 = foldl(fun ({M,L}, St2) -> + St1 = foldl(fun ({M,L}, St2) -> check_module_name(M, L, St2) - end, St1, ML), - St3#lint{not_deprecated = ordsets:from_list(Nowarn)}. + end, St0, ML), + St1#lint{not_deprecated = ordsets:from_list(Nowarn)}. %% The nowarn_bif_clash directive is not only deprecated, it's actually an error from R14A disallowed_compile_flags(Forms, St0) -> diff --git a/lib/stdlib/src/error_logger_file_h.erl b/lib/stdlib/src/error_logger_file_h.erl index 76f89841b9..b7c193f965 100644 --- a/lib/stdlib/src/error_logger_file_h.erl +++ b/lib/stdlib/src/error_logger_file_h.erl @@ -55,7 +55,7 @@ init(File) -> init(File, PrevHandler) -> process_flag(trap_exit, true), - case file:open(File, [write]) of + case file:open(File, [write,{encoding,utf8}]) of {ok,Fd} -> Depth = error_logger:get_format_depth(), State = #st{fd=Fd,filename=File,prev_handler=PrevHandler, diff --git a/lib/stdlib/src/gen.erl b/lib/stdlib/src/gen.erl index 257c829801..32f43fc706 100644 --- a/lib/stdlib/src/gen.erl +++ b/lib/stdlib/src/gen.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1996-2016. All Rights Reserved. +%% Copyright Ericsson AB 1996-2017. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/lib/stdlib/src/otp_internal.erl b/lib/stdlib/src/otp_internal.erl index 9e9c0dc413..24e6ef619c 100644 --- a/lib/stdlib/src/otp_internal.erl +++ b/lib/stdlib/src/otp_internal.erl @@ -63,9 +63,9 @@ obsolete_1(gen_fsm, start, 4) -> {deprecated, {gen_statem, start, 4}}; obsolete_1(gen_fsm, start_link, 3) -> - {deprecated, {gen_statem, start, 3}}; + {deprecated, {gen_statem, start_link, 3}}; obsolete_1(gen_fsm, start_link, 4) -> - {deprecated, {gen_statem, start, 4}}; + {deprecated, {gen_statem, start_link, 4}}; obsolete_1(gen_fsm, stop, 1) -> {deprecated, {gen_statem, stop, 1}}; @@ -83,9 +83,9 @@ obsolete_1(gen_fsm, reply, 2) -> {deprecated, {gen_statem, reply, 2}}; obsolete_1(gen_fsm, send_event, 2) -> - {deprecated, {gen_statem, cast, 1}}; + {deprecated, {gen_statem, cast, 2}}; obsolete_1(gen_fsm, send_all_state_event, 2) -> - {deprecated, {gen_statem, cast, 1}}; + {deprecated, {gen_statem, cast, 2}}; obsolete_1(gen_fsm, sync_send_event, 2) -> {deprecated, {gen_statem, call, 2}}; @@ -98,11 +98,11 @@ obsolete_1(gen_fsm, sync_send_all_state_event, 3) -> {deprecated, {gen_statem, call, 3}}; obsolete_1(gen_fsm, start_timer, 2) -> - {deprecated, {erlang, start_timer, 2}}; + {deprecated, {erlang, start_timer, 3}}; obsolete_1(gen_fsm, cancel_timer, 1) -> {deprecated, {erlang, cancel_timer, 1}}; obsolete_1(gen_fsm, send_event_after, 2) -> - {deprecated, {erlang, send_after, 2}}; + {deprecated, {erlang, send_after, 3}}; %% *** CRYPTO added in OTP 20 *** @@ -112,7 +112,7 @@ obsolete_1(crypto, rand_uniform, 2) -> %% *** CRYPTO added in OTP 19 *** obsolete_1(crypto, rand_bytes, 1) -> - {deprecated, {crypto, strong_rand_bytes, 1}}; + {removed, {crypto, strong_rand_bytes, 1}, "20.0"}; %% *** CRYPTO added in R16B01 *** diff --git a/lib/stdlib/src/proc_lib.erl b/lib/stdlib/src/proc_lib.erl index 9ce8e7d60e..d4d1bdccec 100644 --- a/lib/stdlib/src/proc_lib.erl +++ b/lib/stdlib/src/proc_lib.erl @@ -779,11 +779,13 @@ format_link_report([Link|Reps], Indent, Extra) -> LinkIndent = [" ",Indent], [Indent,"neighbour:\n",format_report(Rep, LinkIndent, Extra)| format_link_report(Reps, Indent, Extra)]; -format_link_report([], _, _) -> - []. +format_link_report(Rep, Indent, Extra) -> + format_report(Rep, Indent, Extra). format_report(Rep, Indent, Extra) when is_list(Rep) -> format_rep(Rep, Indent, Extra); +format_report(Rep, Indent, {Enc,unlimited}) -> + io_lib:format("~s~"++modifier(Enc)++"p~n", [Indent, Rep]); format_report(Rep, Indent, {Enc,Depth}) -> io_lib:format("~s~"++modifier(Enc)++"P~n", [Indent, Rep, Depth]). diff --git a/lib/stdlib/src/shell.erl b/lib/stdlib/src/shell.erl index 6eafc7b209..26b3960f4f 100644 --- a/lib/stdlib/src/shell.erl +++ b/lib/stdlib/src/shell.erl @@ -727,7 +727,7 @@ result_will_be_saved() -> used_record_defs(E, RT) -> %% Be careful to return a list where used records come before %% records that use them. The linter wants them ordered that way. - UR = case used_records(E, [], RT) of + UR = case used_records(E, [], RT, []) of [] -> []; L0 -> @@ -737,13 +737,19 @@ used_record_defs(E, RT) -> end, record_defs(RT, UR). -used_records(E, U0, RT) -> +used_records(E, U0, RT, Skip) -> case used_records(E) of {name,Name,E1} -> - U = used_records(ets:lookup(RT, Name), [Name | U0], RT), - used_records(E1, U, RT); + U = case lists:member(Name, Skip) of + true -> + U0; + false -> + R = ets:lookup(RT, Name), + used_records(R, [Name | U0], RT, [Name | Skip]) + end, + used_records(E1, U, RT, Skip); {expr,[E1 | Es]} -> - used_records(Es, used_records(E1, U0, RT), RT); + used_records(Es, used_records(E1, U0, RT, Skip), RT, Skip); _ -> U0 end. diff --git a/lib/stdlib/src/string.erl b/lib/stdlib/src/string.erl index 6f7009b5d9..4972da297d 100644 --- a/lib/stdlib/src/string.erl +++ b/lib/stdlib/src/string.erl @@ -384,7 +384,7 @@ to_float(String) -> end. to_number(String, Number, Rest, List, _Tail) when is_binary(String) -> - BSz = length(List)-length(Rest), + BSz = erlang:length(List)-erlang:length(Rest), <<_:BSz/binary, Cont/binary>> = String, {Number, Cont}; to_number(_, Number, Rest, _, Tail) -> @@ -1344,7 +1344,7 @@ bin_search_str(Bin0, Start, Cont, [CP|_]=SearchCPs) -> String :: string(), Length :: non_neg_integer(). -len(S) -> length(S). +len(S) -> erlang:length(S). %% equal(String1, String2) %% Test if 2 strings are equal. @@ -1689,7 +1689,7 @@ left(String, Len) when is_integer(Len) -> left(String, Len, $\s). Character :: char(). left(String, Len, Char) when is_integer(Char) -> - Slen = length(String), + Slen = erlang:length(String), if Slen > Len -> substr(String, 1, Len); Slen < Len -> l_pad(String, Len-Slen, Char); @@ -1714,7 +1714,7 @@ right(String, Len) when is_integer(Len) -> right(String, Len, $\s). Character :: char(). right(String, Len, Char) when is_integer(Char) -> - Slen = length(String), + Slen = erlang:length(String), if Slen > Len -> substr(String, Slen-Len+1); Slen < Len -> r_pad(String, Len-Slen, Char); @@ -1741,7 +1741,7 @@ centre(String, Len) when is_integer(Len) -> centre(String, Len, $\s). centre(String, 0, Char) when is_list(String), is_integer(Char) -> []; % Strange cases to centre string centre(String, Len, Char) when is_integer(Char) -> - Slen = length(String), + Slen = erlang:length(String), if Slen > Len -> substr(String, (Slen-Len) div 2 + 1, Len); Slen < Len -> diff --git a/lib/stdlib/src/sys.erl b/lib/stdlib/src/sys.erl index a6ecf03716..1f966411c5 100644 --- a/lib/stdlib/src/sys.erl +++ b/lib/stdlib/src/sys.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1996-2016. All Rights Reserved. +%% Copyright Ericsson AB 1996-2017. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -525,7 +525,7 @@ debug_cmd({log_to_file, false}, Debug) -> {ok, NDebug}; debug_cmd({log_to_file, FileName}, Debug) -> NDebug = close_log_file(Debug), - case file:open(FileName, [write]) of + case file:open(FileName, [write,{encoding,utf8}]) of {ok, Fd} -> {ok, install_debug(log_to_file, Fd, NDebug)}; _Error -> @@ -648,7 +648,7 @@ debug_options([{log, N} | T], Debug) when is_integer(N), N > 0 -> debug_options([statistics | T], Debug) -> debug_options(T, install_debug(statistics, init_stat(), Debug)); debug_options([{log_to_file, FileName} | T], Debug) -> - case file:open(FileName, [write]) of + case file:open(FileName, [write,{encoding,utf8}]) of {ok, Fd} -> debug_options(T, install_debug(log_to_file, Fd, Debug)); _Error -> diff --git a/lib/stdlib/test/c_SUITE.erl b/lib/stdlib/test/c_SUITE.erl index 4bd32a30f8..f01988478c 100644 --- a/lib/stdlib/test/c_SUITE.erl +++ b/lib/stdlib/test/c_SUITE.erl @@ -21,7 +21,9 @@ -export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1, init_per_group/2,end_per_group/2]). -export([c_1/1, c_2/1, c_3/1, c_4/1, nc_1/1, nc_2/1, nc_3/1, nc_4/1, - ls/1, memory/1]). + c_default_outdir_1/1, c_default_outdir_2/1, + nc_default_outdir_1/1, nc_default_outdir_2/1, + ls/1, memory/1]). -include_lib("common_test/include/ct.hrl"). @@ -30,7 +32,10 @@ suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> - [c_1, c_2, c_3, c_4, nc_1, nc_2, nc_3, nc_4, ls, memory]. + [c_1, c_2, c_3, c_4, nc_1, nc_2, nc_3, nc_4, + c_default_outdir_1, c_default_outdir_2, + nc_default_outdir_1, nc_default_outdir_2, + ls, memory]. groups() -> []. @@ -124,6 +129,50 @@ nc_4(Config) when is_list(Config) -> Result = nc(R,[{outdir,W}]), {ok, m} = Result. +c_default_outdir_1(Config) -> + R = filename:join(proplists:get_value(data_dir, Config), "m.erl"), + W = proplists:get_value(priv_dir, Config), + file:set_cwd(W), + Obj = "m" ++ code:objfile_extension(), + _ = file:delete(Obj), + false = filelib:is_file(Obj), + Result = c:c(R), + {ok, m} = Result, + true = filelib:is_file(Obj). + +c_default_outdir_2(Config) -> + R = filename:join(proplists:get_value(data_dir, Config), "m"), + W = proplists:get_value(priv_dir, Config), + file:set_cwd(W), + Obj = "m" ++ code:objfile_extension(), + _ = file:delete(Obj), + false = filelib:is_file(Obj), + Result = c:c(R), + {ok, m} = Result, + true = filelib:is_file(Obj). + +nc_default_outdir_1(Config) -> + R = filename:join(proplists:get_value(data_dir, Config), "m.erl"), + W = proplists:get_value(priv_dir, Config), + file:set_cwd(W), + Obj = "m" ++ code:objfile_extension(), + _ = file:delete(Obj), + false = filelib:is_file(Obj), + Result = c:nc(R), + {ok, m} = Result, + true = filelib:is_file(Obj). + +nc_default_outdir_2(Config) -> + R = filename:join(proplists:get_value(data_dir, Config), "m"), + W = proplists:get_value(priv_dir, Config), + file:set_cwd(W), + Obj = "m" ++ code:objfile_extension(), + _ = file:delete(Obj), + false = filelib:is_file(Obj), + Result = c:nc(R), + {ok, m} = Result, + true = filelib:is_file(Obj). + ls(Config) when is_list(Config) -> Directory = proplists:get_value(data_dir, Config), ok = c:ls(Directory), diff --git a/lib/stdlib/test/erl_lint_SUITE.erl b/lib/stdlib/test/erl_lint_SUITE.erl index 6a75eaa737..cb1cceb8db 100644 --- a/lib/stdlib/test/erl_lint_SUITE.erl +++ b/lib/stdlib/test/erl_lint_SUITE.erl @@ -66,7 +66,7 @@ otp_11851/1,otp_11879/1,otp_13230/1, record_errors/1, otp_11879_cont/1, non_latin1_module/1, otp_14323/1, - get_stacktrace/1, otp_14285/1]). + get_stacktrace/1, otp_14285/1, otp_14378/1]). suite() -> [{ct_hooks,[ts_install_cth]}, @@ -87,7 +87,7 @@ all() -> maps, maps_type, maps_parallel_match, otp_11851, otp_11879, otp_13230, record_errors, otp_11879_cont, non_latin1_module, otp_14323, - get_stacktrace, otp_14285]. + get_stacktrace, otp_14285, otp_14378]. groups() -> [{unused_vars_warn, [], @@ -2054,12 +2054,10 @@ otp_5362(Config) when is_list(Config) -> spawn(A). ">>, {[nowarn_unused_function]}, - {error,[{3,erl_lint,disallowed_nowarn_bif_clash}, - {4,erl_lint,disallowed_nowarn_bif_clash}, - {4,erl_lint,{bad_nowarn_bif_clash,{spawn,2}}}], - [{5,erl_lint,{bad_nowarn_deprecated_function,{3,now,-1}}}, - {5,erl_lint,{bad_nowarn_deprecated_function,{erlang,now,-1}}}, - {5,erl_lint,{bad_nowarn_deprecated_function,{{a,b,c},now,-1}}}]} + {errors,[{3,erl_lint,disallowed_nowarn_bif_clash}, + {4,erl_lint,disallowed_nowarn_bif_clash}, + {4,erl_lint,{bad_nowarn_bif_clash,{spawn,2}}}], + []} }, {otp_5362_8, @@ -3937,10 +3935,6 @@ non_latin1_module(Config) -> UndefBehav = {undefined_behaviour,'кирилли́ческий атом'}, "behaviour 'кирилли́ческий атом' undefined" = format_error(UndefBehav), - BadDepr = {bad_nowarn_deprecated_function, - {'кирилли́ческий атом','кирилли́ческий атом',18}}, - "'кирилли́ческий атом':'кирилли́ческий атом'/18 is not a deprecated " - "function" = format_error(BadDepr), Ts = [{non_latin1_module, <<" %% Report uses of module names with non-Latin-1 characters. @@ -3951,9 +3945,6 @@ non_latin1_module(Config) -> -callback 'кирилли́ческий атом':'кирилли́ческий атом'() -> a. - -compile([{nowarn_deprecated_function, - [{'кирилли́ческий атом','кирилли́ческий атом',18}]}]). - %% erl_lint:gexpr/3 is not extended to check module name here: t1() when 'кирилли́ческий атом':'кирилли́ческий атом'(1) -> b. @@ -3977,16 +3968,14 @@ non_latin1_module(Config) -> {6,erl_lint,non_latin1_module_unsupported}, {8,erl_lint,non_latin1_module_unsupported}, {8,erl_lint,BadCallback}, - {10,erl_lint,non_latin1_module_unsupported}, - {14,erl_lint,illegal_guard_expr}, - {18,erl_lint,non_latin1_module_unsupported}, + {11,erl_lint,illegal_guard_expr}, + {15,erl_lint,non_latin1_module_unsupported}, + {17,erl_lint,non_latin1_module_unsupported}, {20,erl_lint,non_latin1_module_unsupported}, {23,erl_lint,non_latin1_module_unsupported}, - {26,erl_lint,non_latin1_module_unsupported}, - {28,erl_lint,non_latin1_module_unsupported}], + {25,erl_lint,non_latin1_module_unsupported}], [{5,erl_lint,UndefBehav}, - {6,erl_lint,UndefBehav}, - {10,erl_lint,BadDepr}]}}], + {6,erl_lint,UndefBehav}]}}], run(Config, Ts), ok. @@ -4000,6 +3989,22 @@ do_non_latin1_module(Mod) -> ok. +otp_14378(Config) -> + Ts = [ + {otp_14378_1, + <<"-export([t/0]). + -compile({nowarn_deprecated_function,{erlang,now,1}}). + t() -> + erlang:now().">>, + [], + {warnings,[{4,erl_lint, + {deprecated,{erlang,now,0}, + "Deprecated BIF. See the \"Time and Time Correction" + " in Erlang\" chapter of the ERTS User's Guide" + " for more information."}}]}}], + [] = run(Config, Ts), + ok. + %% OTP-14323: Check the dialyzer attribute. otp_14323(Config) -> Ts = [ diff --git a/lib/stdlib/test/proc_lib_SUITE.erl b/lib/stdlib/test/proc_lib_SUITE.erl index 029e6286e4..c4fafe82a4 100644 --- a/lib/stdlib/test/proc_lib_SUITE.erl +++ b/lib/stdlib/test/proc_lib_SUITE.erl @@ -28,7 +28,7 @@ init_per_group/2,end_per_group/2, crash/1, stacktrace/1, sync_start_nolink/1, sync_start_link/1, spawn_opt/1, sp1/0, sp2/0, sp3/1, sp4/2, sp5/1, '\x{447}'/0, - hibernate/1, stop/1, t_format/1]). + hibernate/1, stop/1, t_format/1, t_format_arbitrary/1]). -export([ otp_6345/1, init_dont_hang/1]). -export([hib_loop/1, awaken/1]). @@ -51,7 +51,7 @@ suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> [crash, stacktrace, {group, sync_start}, spawn_opt, hibernate, - {group, tickets}, stop, t_format]. + {group, tickets}, stop, t_format, t_format_arbitrary]. groups() -> [{tickets, [], [otp_6345, init_dont_hang]}, @@ -78,6 +78,14 @@ end_per_group(_GroupName, Config) -> %% synchronous, and we want to test that the crash report is ok. %%----------------------------------------------------------------- crash(Config) when is_list(Config) -> + ok = application:unset_env(kernel, error_logger_format_depth), + crash_1(Config), + ok = application:set_env(kernel, error_logger_format_depth, 30), + crash_1(Config), + ok = application:unset_env(kernel, error_logger_format_depth), + ok. + +crash_1(_Config) -> error_logger:add_report_handler(?MODULE, self()), %% Make sure that we don't get a crash report if a process @@ -562,9 +570,32 @@ t_format() -> ok. +t_format_arbitrary(_Config) -> + error_logger:tty(false), + try + t_format_arbitrary() + after + error_logger:tty(true) + end, + ok. + +t_format_arbitrary() -> + A = list_to_atom([1024]), + do_test_format([fake_report, A], unlimited), + do_test_format([fake_report, A], 20), + + do_test_format([fake_report, foo], unlimited), + do_test_format([fake_report, foo], 20), + do_test_format([fake_report, []], unlimited), + do_test_format([fake_report, []], 20). + do_test_format(Report, Depth) -> - io:format("*** Depth = ~p", [Depth]), - S0 = proc_lib:format(Report, latin1, Depth), + do_test_format(Report, latin1, Depth), + do_test_format(Report, unicode, Depth). + +do_test_format(Report, Encoding, Depth) -> + io:format("*** Depth = ~p, Encoding = ~p", [Depth, Encoding]), + S0 = proc_lib:format(Report, Encoding, Depth), S = lists:flatten(S0), io:put_chars(S), length(S). @@ -584,7 +615,7 @@ init(Tester) -> {ok, Tester}. handle_event({error_report, _GL, {Pid, crash_report, Report}}, Tester) -> - io:format("~s\n", [proc_lib:format(Report)]), + io:format("~ts\n", [proc_lib:format(Report)]), Tester ! {crash_report, Pid, Report}, {ok, Tester}; handle_event(_Event, State) -> diff --git a/lib/stdlib/test/shell_SUITE.erl b/lib/stdlib/test/shell_SUITE.erl index 4f0fdc4c6a..217e8cc252 100644 --- a/lib/stdlib/test/shell_SUITE.erl +++ b/lib/stdlib/test/shell_SUITE.erl @@ -31,7 +31,7 @@ progex_lc/1, progex_funs/1, otp_5990/1, otp_6166/1, otp_6554/1, otp_7184/1, otp_7232/1, otp_8393/1, otp_10302/1, otp_13719/1, - otp_14285/1, otp_14296/1]). + otp_14285/1, otp_14296/1, typed_records/1]). -export([ start_restricted_from_shell/1, start_restricted_on_command_line/1,restricted_local/1]). @@ -74,10 +74,10 @@ suite() -> {timetrap,{minutes,10}}]. all() -> - [forget, records, known_bugs, otp_5226, otp_5327, + [forget, known_bugs, otp_5226, otp_5327, otp_5435, otp_5195, otp_5915, otp_5916, {group, bits}, {group, refman}, {group, progex}, {group, tickets}, - {group, restricted}]. + {group, restricted}, {group, records}]. groups() -> [{restricted, [], @@ -86,6 +86,8 @@ groups() -> {bits, [], [bs_match_misc_SUITE, bs_match_tail_SUITE, bs_match_bin_SUITE, bs_construct_SUITE]}, + {records, [], + [records, typed_records]}, {refman, [], [refman_bit_syntax]}, {progex, [], [progex_bit_syntax, progex_records, progex_lc, @@ -486,6 +488,48 @@ records(Config) when is_list(Config) -> ok. +%% Test of typed record support. +typed_records(Config) when is_list(Config) -> + Test = filename:join(proplists:get_value(priv_dir, Config), "test.hrl"), + Contents = <<"-module(test). + -record(r0,{f :: any()}). + -record(r1,{f1 :: #r1{} | undefined, f2 :: #r0{} | atom()}). + -record(r2,{f :: #r2{} | undefined}). + ">>, + ok = file:write_file(Test, Contents), + + RR1 = "rr(\"" ++ Test ++ "\"), + #r1{} = (#r1{f1=#r1{f1=undefined, f2=x}, f2 = #r0{}})#r1.f1, + ok.", + RR2 = "rr(\"" ++ Test ++ "\"), + #r0{} = (#r1{f1=#r1{f1=undefined, f2=x}, f2 = #r0{}})#r1.f2, + ok. ", + RR3 = "rr(\"" ++ Test ++ "\"), + #r1{f2=#r0{}} = (#r1{f1=#r1{f1=undefined, f2=#r0{}}, f2 = x})#r1.f1, + ok.", + RR4 = "rr(\"" ++ Test ++ "\"), + (#r1{f2 = #r0{}})#r1{f2 = x}, + ok. ", + RR5 = "rr(\"" ++ Test ++ "\"), + (#r1{f2 = #r0{}})#r1{f1 = #r1{}}, + ok. ", + RR6 = "rr(\"" ++ Test ++ "\"), + (#r2{f=#r2{f=undefined}})#r2.f, + ok.", + RR7 = "rr(\"" ++ Test ++ "\"), + #r2{} = (#r2{f=#r2{f=undefined}})#r2.f, + ok.", + [ok] = scan(RR1), + [ok] = scan(RR2), + [ok] = scan(RR3), + [ok] = scan(RR4), + [ok] = scan(RR5), + [ok] = scan(RR6), + [ok] = scan(RR7), + + file:delete(Test), + ok. + %% Known bugs. known_bugs(Config) when is_list(Config) -> %% erl_eval:merge_bindings/2 cannot handle _removal_ of bindings. diff --git a/lib/stdlib/vsn.mk b/lib/stdlib/vsn.mk index f7bd21472c..8a83cdec1e 100644 --- a/lib/stdlib/vsn.mk +++ b/lib/stdlib/vsn.mk @@ -1 +1 @@ -STDLIB_VSN = 3.3 +STDLIB_VSN = 3.4.1 |