diff options
Diffstat (limited to 'erts')
24 files changed, 209 insertions, 70 deletions
diff --git a/erts/doc/src/driver_entry.xml b/erts/doc/src/driver_entry.xml index dd949d4048..dfddbb18ea 100644 --- a/erts/doc/src/driver_entry.xml +++ b/erts/doc/src/driver_entry.xml @@ -4,7 +4,7 @@ <cref> <header> <copyright> - <year>2001</year><year>2010</year> + <year>2001</year><year>2011</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> @@ -36,7 +36,7 @@ <description> <p>As of erts version 5.5.3 the driver interface has been extended (see <seealso marker="driver_entry#extended_marker">extended marker</seealso>). - The extended interface introduce + The extended interface introduces <seealso marker="erl_driver#version_management">version management</seealso>, the possibility to pass capability flags (see <seealso marker="driver_entry#driver_flags">driver flags</seealso>) @@ -45,21 +45,21 @@ <note> <p>Old drivers (compiled with an <c>erl_driver.h</c> from an earlier erts version than 5.5.3) have to be recompiled - (but does not have to use the extended interface).</p> + (but do not have to use the extended interface).</p> </note> <p>The <c>driver_entry</c> structure is a C struct that all erlang - drivers defines. It contains entry points for the erlang driver + drivers define. It contains entry points for the erlang driver that are called by the erlang emulator when erlang code accesses the driver.</p> <p> <marker id="emulator"></marker> The <seealso marker="driver_entry">erl_driver</seealso> driver - API functions needs a port handle + API functions need a port handle that identifies the driver instance (and the port in the emulator). This is only passed to the <c>start</c> function, but not to the other functions. The <c>start</c> function returns a driver-defined handle that is passed to the other functions. A - common practice is to have the <c>start</c> function allocating + common practice is to have the <c>start</c> function allocate some application-defined structure and stash the <c>port</c> handle in it, to use it later with the driver API functions.</p> <p>The driver call-back functions are called synchronously from the @@ -219,6 +219,10 @@ typedef struct erl_drv_entry { completes, write to the pipe (use <c>SetEvent</c> on Windows), this will make the emulator call <c>ready_input</c> or <c>ready_output</c>.</p> + <p>Spurious events may happen. That is, calls to <c>ready_input</c> + or <c>ready_output</c> even though no real events are signaled. In + reality it should be rare (and OS dependant), but a robust driver + must nevertheless be able to handle such cases.</p> </item> <tag><marker id="driver_name"/>char *driver_name</tag> <item> @@ -235,7 +239,7 @@ typedef struct erl_drv_entry { </item> <tag>void *handle</tag> <item> - <p>This field is reserved for the emulators internal use. The + <p>This field is reserved for the emulator's internal use. The emulator will modify this field; therefore, it is important that the <c>driver_entry</c> isn't declared <c>const</c>.</p> </item> @@ -399,7 +403,7 @@ typedef struct erl_drv_entry { <tag>void *handle2</tag> <item> <p> - This field is reserved for the emulators internal use. The + This field is reserved for the emulator's internal use. The emulator will modify this field; therefore, it is important that the <c>driver_entry</c> isn't declared <c>const</c>. </p> diff --git a/erts/doc/src/erl.xml b/erts/doc/src/erl.xml index 77bd952d41..1e6e290f6b 100644 --- a/erts/doc/src/erl.xml +++ b/erts/doc/src/erl.xml @@ -231,7 +231,8 @@ <tag><c><![CDATA[-detached]]></c></tag> <item> <p>Starts the Erlang runtime system detached from the system - console. Useful for running daemons and backgrounds processes.</p> + console. Useful for running daemons and backgrounds processes. Implies + <c><![CDATA[-noinput]]></c>.</p> </item> <tag><c><![CDATA[-emu_args]]></c></tag> <item> diff --git a/erts/doc/src/erl_nif.xml b/erts/doc/src/erl_nif.xml index 27887cbdf6..5987ddbd5e 100644 --- a/erts/doc/src/erl_nif.xml +++ b/erts/doc/src/erl_nif.xml @@ -4,7 +4,7 @@ <cref> <header> <copyright> - <year>2001</year><year>2010</year> + <year>2001</year><year>2011</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> @@ -464,7 +464,7 @@ typedef enum { </section> <funcs> - <func><name><ret>void*</ret><nametext>enif_alloc(ErlNifEnv* env, size_t size)</nametext></name> + <func><name><ret>void*</ret><nametext>enif_alloc(size_t size)</nametext></name> <fsummary>Allocate dynamic memory.</fsummary> <desc><p>Allocate memory of <c>size</c> bytes. Return NULL if allocation failed.</p></desc> </func> @@ -539,7 +539,7 @@ typedef enum { <desc><p>Same as <seealso marker="erl_driver#erl_drv_equal_tids">erl_drv_equal_tids</seealso>. </p></desc> </func> - <func><name><ret>void</ret><nametext>enif_free(ErlNifEnv* env, void* ptr)</nametext></name> + <func><name><ret>void</ret><nametext>enif_free(void* ptr)</nametext></name> <fsummary>Free dynamic memory</fsummary> <desc><p>Free memory allocated by <c>enif_alloc</c>.</p></desc> </func> @@ -857,11 +857,6 @@ typedef enum { <seealso marker="#enif_release_resource">enif_release_resource</seealso>.</p> </desc> </func> - <func><name><ret>ErlNifPid*</ret><nametext>enif_self(ErlNifEnv* caller_env, ErlNifPid* pid)</nametext></name> - <fsummary>Get the pid of the calling process.</fsummary> - <desc><p>Initialize the pid variable <c>*pid</c> to represent the - calling process. Return <c>pid</c>.</p></desc> - </func> <func><name><ret>ERL_NIF_TERM</ret><nametext>enif_make_string(ErlNifEnv* env, const char* string, ErlNifCharEncoding encoding)</nametext></name> <fsummary>Create a string.</fsummary> <desc><p>Create a list containing the characters of the @@ -980,11 +975,12 @@ typedef enum { <c>reload</c> or <c>upgrade</c>.</p> <p>Was previously named <c>enif_get_data</c>.</p></desc> </func> - <func><name><ret>void</ret><nametext>enif_realloc_binary(ErlNifBinary* bin, size_t size)</nametext></name> + <func><name><ret>int</ret><nametext>enif_realloc_binary(ErlNifBinary* bin, size_t size)</nametext></name> <fsummary>Change the size of a binary.</fsummary> <desc><p>Change the size of a binary <c>bin</c>. The source binary may be read-only, in which case it will be left untouched and - a mutable copy is allocated and assigned to <c>*bin</c>.</p></desc> + a mutable copy is allocated and assigned to <c>*bin</c>. Return true on success, + false if memory allocation failed.</p></desc> </func> <func><name><ret>void</ret><nametext>enif_release_binary(ErlNifBinary* bin)</nametext></name> <fsummary>Release a binary.</fsummary> @@ -1041,7 +1037,12 @@ typedef enum { <desc><p>Same as <seealso marker="erl_driver#erl_drv_rwlock_tryrwlock">erl_drv_rwlock_tryrwlock</seealso>. </p></desc> </func> - <func><name><ret>unsigned</ret><nametext>enif_send(ErlNifEnv* env, ErlNifPid* to_pid, ErlNifEnv* msg_env, ERL_NIF_TERM msg)</nametext></name> + <func><name><ret>ErlNifPid*</ret><nametext>enif_self(ErlNifEnv* caller_env, ErlNifPid* pid)</nametext></name> + <fsummary>Get the pid of the calling process.</fsummary> + <desc><p>Initialize the pid variable <c>*pid</c> to represent the + calling process. Return <c>pid</c>.</p></desc> + </func> + <func><name><ret>int</ret><nametext>enif_send(ErlNifEnv* env, ErlNifPid* to_pid, ErlNifEnv* msg_env, ERL_NIF_TERM msg)</nametext></name> <fsummary>Send a message to a process.</fsummary> <desc><p>Send a message to a process.</p> <taglist> diff --git a/erts/doc/src/escript.xml b/erts/doc/src/escript.xml index 44c9a5ac68..588508aae6 100644 --- a/erts/doc/src/escript.xml +++ b/erts/doc/src/escript.xml @@ -153,7 +153,10 @@ halt(1).</pre> <p>Execution of interpreted code is slower than compiled code. 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.</p> + itself will take a little while. It is also possible to supply + <c>native</c> instead of compile, 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> <p>As mentioned earlier, it is possible to have a script which contains precompiled <c>beam</c> code. In a precompiled @@ -397,6 +400,9 @@ ok Warnings and errors (if any) are written to the standard output, but the script will not be run. The exit status will be 0 if there were no errors, and 127 otherwise.</item> + + <tag>-n</tag> + <item>Compile the escript using the +native flag.</item> </taglist> </section> </comref> diff --git a/erts/emulator/beam/beam_emu.c b/erts/emulator/beam/beam_emu.c index 34ea35edfe..a4fb454481 100644 --- a/erts/emulator/beam/beam_emu.c +++ b/erts/emulator/beam/beam_emu.c @@ -1220,6 +1220,9 @@ void process_main(void) do_schedule1: PROCESS_MAIN_CHK_LOCKS(c_p); ERTS_SMP_UNREQ_PROC_MAIN_LOCK(c_p); +#if HALFWORD_HEAP + ASSERT(erts_get_scheduler_data()->num_tmp_heap_used == 0); +#endif ERTS_VERIFY_UNUSED_TEMP_ALLOC(c_p); c_p = schedule(c_p, reds_used); ERTS_VERIFY_UNUSED_TEMP_ALLOC(c_p); diff --git a/erts/emulator/beam/erl_bif_timer.c b/erts/emulator/beam/erl_bif_timer.c index 3508e8e0dc..db771bd216 100644 --- a/erts/emulator/beam/erl_bif_timer.c +++ b/erts/emulator/beam/erl_bif_timer.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2005-2010. All Rights Reserved. + * Copyright Ericsson AB 2005-2011. 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 @@ -613,7 +613,8 @@ erts_print_bif_timer_info(int to, void *to_arg) : btm->receiver.proc.ess->id); erts_print(to, to_arg, "=timer:%T\n", receiver); erts_print(to, to_arg, "Message: %T\n", btm->message); - erts_print(to, to_arg, "Time left: %d ms\n", erts_time_left(&btm->tm)); + erts_print(to, to_arg, "Time left: %u ms\n", + erts_time_left(&btm->tm)); } } diff --git a/erts/emulator/beam/erl_db_tree.c b/erts/emulator/beam/erl_db_tree.c index 484a096249..6cdbec3213 100644 --- a/erts/emulator/beam/erl_db_tree.c +++ b/erts/emulator/beam/erl_db_tree.c @@ -335,7 +335,6 @@ static int doit_select_delete(DbTableTree *tb, TreeDbTerm *this, void *ptr, int forward); -static void do_dump_tree(int to, void *to_arg, TreeDbTerm *t); static int partly_bound_can_match_lesser(Eterm partly_bound_1, Eterm partly_bound_2); @@ -1747,7 +1746,6 @@ static void db_print_tree(int to, void *to_arg, "------------------------------------------------\n"); #else erts_print(to, to_arg, "Ordered set (AVL tree), Elements: %d\n", NITEMS(tb)); - do_dump_tree(to, to_arg, tb->root); #endif } @@ -2063,15 +2061,6 @@ static int analyze_pattern(DbTableTree *tb, Eterm pattern, return DB_ERROR_NONE; } -static void do_dump_tree(int to, void *to_arg, TreeDbTerm *t) -{ - if (t != NULL) { - do_dump_tree(to, to_arg, t->left); - erts_print(to, to_arg, "%T\n", make_tuple(t->dbterm.tpl)); - do_dump_tree(to, to_arg, t->right); - } -} - static int do_free_tree_cont(DbTableTree *tb, int num_left) { TreeDbTerm *root; diff --git a/erts/emulator/beam/erl_drv_thread.c b/erts/emulator/beam/erl_drv_thread.c index 17b08a71d4..39bbe9633b 100644 --- a/erts/emulator/beam/erl_drv_thread.c +++ b/erts/emulator/beam/erl_drv_thread.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2007-2010. All Rights Reserved. + * Copyright Ericsson AB 2007-2011. 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 @@ -24,6 +24,10 @@ #include "global.h" #include <string.h> +#if defined(__APPLE__) && defined(__MACH__) && !defined(__DARWIN__) +#define __DARWIN__ 1 +#endif + #define ERL_DRV_THR_OPTS_SIZE(LAST_FIELD) \ (((size_t) &((ErlDrvThreadOpts *) 0)->LAST_FIELD) \ + sizeof(((ErlDrvThreadOpts *) 0)->LAST_FIELD)) @@ -692,3 +696,57 @@ erl_drv_thread_join(ErlDrvTid tid, void **respp) #endif } +#if defined(__DARWIN__) && defined(USE_THREADS) && defined(ERTS_SMP) +extern int erts_darwin_main_thread_pipe[2]; +extern int erts_darwin_main_thread_result_pipe[2]; + + +int +erl_drv_stolen_main_thread_join(ErlDrvTid tid, void **respp) +{ + void *dummy; + void **x; + if (respp == NULL) + x = &dummy; + else + x = respp; + read(erts_darwin_main_thread_result_pipe[0],x,sizeof(void *)); + return 0; +} + +int +erl_drv_steal_main_thread(char *name, + ErlDrvTid *tid, + void* (*func)(void*), + void* arg, + ErlDrvThreadOpts *opts) +{ + char buff[sizeof(void* (*)(void*)) + sizeof(void *)]; + int buff_sz = sizeof(void* (*)(void*)) + sizeof(void *); + /*struct ErlDrvTid_ *dtid; + + dtid = erts_alloc_fnf(ERTS_ALC_T_DRV_TID, + (sizeof(struct ErlDrvTid_) + + (name ? sys_strlen(name) + 1 : 0))); + if (!dtid) + return ENOMEM; + memset(dtid,0,sizeof(ErlDrvTid_)); + dtid->tid = (void * ) -1; + dtid->drv_thr = 1; + dtid->func = func; + dtid->arg = arg; + dtid->tsd = NULL; + dtid->tsd_len = 0; + dtid->name = no_name; + *tid = (ErlDrvTid) dtid; + */ + *tid = NULL; + /* Ignore options and name... */ + + memcpy(buff,&func,sizeof(void* (*)(void*))); + memcpy(buff + sizeof(void* (*)(void*)),&arg,sizeof(void *)); + write(erts_darwin_main_thread_pipe[1],buff,buff_sz); + return 0; +} + +#endif diff --git a/erts/emulator/beam/erl_process.c b/erts/emulator/beam/erl_process.c index fde69aa470..4d6e982325 100644 --- a/erts/emulator/beam/erl_process.c +++ b/erts/emulator/beam/erl_process.c @@ -7084,11 +7084,11 @@ static void doit_exit_monitor(ErtsMonitor *mon, void *vpcontext) DeclareTmpHeapNoproc(lhp,3); ErtsProcLocks rp_locks = (ERTS_PROC_LOCK_LINK | ERTS_PROC_LOCKS_MSG_SEND); - UseTmpHeapNoproc(3); rp = erts_pid2proc(NULL, 0, mon->pid, rp_locks); if (rp == NULL) { goto done; } + UseTmpHeapNoproc(3); rmon = erts_remove_monitor(&(rp->monitors),mon->ref); if (rmon) { erts_destroy_monitor(rmon); diff --git a/erts/emulator/drivers/common/inet_drv.c b/erts/emulator/drivers/common/inet_drv.c index 818bc6334e..b491242aea 100644 --- a/erts/emulator/drivers/common/inet_drv.c +++ b/erts/emulator/drivers/common/inet_drv.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 1997-2010. All Rights Reserved. + * Copyright Ericsson AB 1997-2011. 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 @@ -5050,9 +5050,17 @@ static STATUS wrap_sockopt(STATUS (*function)() /* Yep, no parameter } #endif +/* Per H @ Tail-f: The original code here had problems that possibly + only occur if you abuse it for non-INET sockets, but anyway: + a) If the getsockopt for SO_PRIORITY or IP_TOS failed, the actual + requested setsockopt was never even attempted. + b) If {get,set}sockopt for one of IP_TOS and SO_PRIORITY failed, + but ditto for the other worked and that was actually the requested + option, failure was still reported to erlang. */ + #if defined(IP_TOS) && defined(SOL_IP) && defined(SO_PRIORITY) static int setopt_prio_tos_trick - (int fd, int proto, int type, char* arg_ptr, int arg_sz) + (int fd, int proto, int type, char* arg_ptr, int arg_sz, int propagate) { /* The relations between SO_PRIORITY, TOS and other options is not what you (or at least I) would expect...: @@ -5065,6 +5073,8 @@ static int setopt_prio_tos_trick int tmp_ival_prio; int tmp_ival_tos; int res; + int res_prio; + int res_tos; #ifdef HAVE_SOCKLEN_T socklen_t #else @@ -5073,28 +5083,35 @@ static int setopt_prio_tos_trick tmp_arg_sz_prio = sizeof(tmp_ival_prio), tmp_arg_sz_tos = sizeof(tmp_ival_tos); - res = sock_getopt(fd, SOL_SOCKET, SO_PRIORITY, + res_prio = sock_getopt(fd, SOL_SOCKET, SO_PRIORITY, (char *) &tmp_ival_prio, &tmp_arg_sz_prio); - if (res == 0) { - res = sock_getopt(fd, SOL_IP, IP_TOS, + res_tos = sock_getopt(fd, SOL_IP, IP_TOS, (char *) &tmp_ival_tos, &tmp_arg_sz_tos); - if (res == 0) { res = sock_setopt(fd, proto, type, arg_ptr, arg_sz); if (res == 0) { if (type != SO_PRIORITY) { - if (type != IP_TOS) { - res = sock_setopt(fd, + if (type != IP_TOS && res_tos == 0) { + res_tos = sock_setopt(fd, SOL_IP, IP_TOS, (char *) &tmp_ival_tos, tmp_arg_sz_tos); + if (propagate) + res = res_tos; } - if (res == 0) { - res = sock_setopt(fd, + if (res == 0 && res_prio == 0) { + res_prio = sock_setopt(fd, SOL_SOCKET, SO_PRIORITY, (char *) &tmp_ival_prio, tmp_arg_sz_prio); + if (propagate) { + /* Some kernels set a SO_PRIORITY by default that you are not permitted to reset, + silently ignore this error condition */ + if (res_prio != 0 && sock_errno() == EPERM) { + res = 0; + } else { + res = res_prio; } } } @@ -5440,7 +5457,7 @@ static int inet_set_opts(inet_descriptor* desc, char* ptr, int len) return -1; } #if defined(IP_TOS) && defined(SOL_IP) && defined(SO_PRIORITY) - res = setopt_prio_tos_trick (desc->s, proto, type, arg_ptr, arg_sz); + res = setopt_prio_tos_trick (desc->s, proto, type, arg_ptr, arg_sz, propagate); #else res = sock_setopt (desc->s, proto, type, arg_ptr, arg_sz); #endif @@ -5970,7 +5987,7 @@ static int sctp_set_opts(inet_descriptor* desc, char* ptr, int len) return -1; } #if defined(IP_TOS) && defined(SOL_IP) && defined(SO_PRIORITY) - res = setopt_prio_tos_trick (desc->s, proto, type, arg_ptr, arg_sz); + res = setopt_prio_tos_trick (desc->s, proto, type, arg_ptr, arg_sz, 1); #else res = sock_setopt (desc->s, proto, type, arg_ptr, arg_sz); #endif diff --git a/erts/emulator/sys/unix/sys.c b/erts/emulator/sys/unix/sys.c index bc940d2084..bafbbb0f6c 100644 --- a/erts/emulator/sys/unix/sys.c +++ b/erts/emulator/sys/unix/sys.c @@ -53,6 +53,11 @@ #define WANT_NONBLOCKING /* must define this to pull in defs from sys.h */ #include "sys.h" +#if defined(__APPLE__) && defined(__MACH__) && !defined(__DARWIN__) +#define __DARWIN__ 1 +#endif + + #ifdef USE_THREADS #include "erl_threads.h" #endif @@ -2989,11 +2994,27 @@ init_smp_sig_notify(void) NULL, &thr_opts); } +#ifdef __DARWIN__ + +int erts_darwin_main_thread_pipe[2]; +int erts_darwin_main_thread_result_pipe[2]; + +static void initialize_darwin_main_thread_pipes(void) +{ + if (pipe(erts_darwin_main_thread_pipe) < 0 || + pipe(erts_darwin_main_thread_result_pipe) < 0) { + erl_exit(1,"Fatal error initializing Darwin main thread stealing"); + } +} +#endif void erts_sys_main_thread(void) { erts_thread_disable_fpe(); +#ifdef __DARWIN__ + initialize_darwin_main_thread_pipes(); +#endif /* Become signal receiver thread... */ #ifdef ERTS_ENABLE_LOCK_CHECK erts_lc_set_thread_name("signal_receiver"); @@ -3002,6 +3023,27 @@ erts_sys_main_thread(void) smp_sig_notify(0); /* Notify initialized */ while (1) { /* Wait for a signal to arrive... */ +#ifdef __DARWIN__ + /* + * The wx driver needs to be able to steal the main thread for Cocoa to + * work properly. + */ + fd_set readfds; + int res; + + FD_ZERO(&readfds); + FD_SET(erts_darwin_main_thread_pipe[0], &readfds); + res = select(erts_darwin_main_thread_pipe[0] + 1, &readfds, NULL, NULL, NULL); + if (res > 0 && FD_ISSET(erts_darwin_main_thread_pipe[0],&readfds)) { + void* (*func)(void*); + void* arg; + void *resp; + read(erts_darwin_main_thread_pipe[0],&func,sizeof(void* (*)(void*))); + read(erts_darwin_main_thread_pipe[0],&arg, sizeof(void*)); + resp = (*func)(arg); + write(erts_darwin_main_thread_result_pipe[1],&resp,sizeof(void *)); + } +#else #ifdef DEBUG int res = #else @@ -3010,6 +3052,7 @@ erts_sys_main_thread(void) select(0, NULL, NULL, NULL, NULL); ASSERT(res < 0); ASSERT(errno == EINTR); +#endif } } diff --git a/erts/emulator/test/driver_SUITE.erl b/erts/emulator/test/driver_SUITE.erl index 6c85c2c3d1..7600a44988 100644 --- a/erts/emulator/test/driver_SUITE.erl +++ b/erts/emulator/test/driver_SUITE.erl @@ -1672,7 +1672,7 @@ smp_select0(Config) -> ProcFun = fun()-> io:format("Worker ~p starting\n",[self()]), ?line Port = open_port({spawn, DrvName}, []), smp_select_loop(Port, 100000), - sleep(500), % wait for driver to handle pending events + sleep(1000), % wait for driver to handle pending events ?line true = erlang:port_close(Port), Master ! {ok,self()}, io:format("Worker ~p finished\n",[self()]) diff --git a/erts/emulator/test/driver_SUITE_data/chkio_drv.c b/erts/emulator/test/driver_SUITE_data/chkio_drv.c index b571cb30e6..bbdb09cfcb 100644 --- a/erts/emulator/test/driver_SUITE_data/chkio_drv.c +++ b/erts/emulator/test/driver_SUITE_data/chkio_drv.c @@ -102,6 +102,7 @@ typedef struct chkio_smp_select { int write_fd; int next_read; int next_write; + int first_write; enum {Closed, Opened, Selected, Waiting} state; int wasSelected; unsigned rand_state; @@ -577,9 +578,16 @@ chkio_drv_ready_input(ErlDrvData drv_data, ErlDrvEvent event) inPipe = (pip->next_write - pip->next_read); if (inPipe == 0) { bytes = read(pip->read_fd, &word, sizeof(word)); - printf("Unexpected empty pipe, expected %u -> %u, bytes=%d, word=%d\n", - pip->next_read, pip->next_write-1, bytes, word); - abort(); + printf("Unexpected empty pipe, expected %u -> %u, bytes=%d, word=%d, written=%d\n", + pip->next_read, pip->next_write-1, bytes, word, + (pip->next_write - pip->first_write)); + /*abort(); + Allow unexpected events as it's been seen to be triggered by epoll + on Linux. Most of the time the unwanted events are filtered by + the erl_check_io layer. But when fd's are reused the events may + slip up to the driver. + */ + break; } n = rand_r(&pip->rand_state) % (inPipe*4); @@ -1252,6 +1260,7 @@ chkio_drv_control(ErlDrvData drv_data, pip->state = Opened; pip->wasSelected = 0; pip->next_write = pip->next_read = rand_r(&pip->rand_state) % 1024; + pip->first_write = pip->next_write; if (op & 1) break; op >>= 1; }/*fall through*/ diff --git a/erts/etc/unix/cerl.src b/erts/etc/unix/cerl.src index 73b1bafbe0..69840daf69 100644 --- a/erts/etc/unix/cerl.src +++ b/erts/etc/unix/cerl.src @@ -228,17 +228,30 @@ if [ $run_valgrind != yes ]; then fi if [ "x$GDB" = "x" ]; then if [ $run_valgrind = yes ]; then + valversion=`valgrind --version` + valmajor=`echo $valversion | sed 's,[a-z]*\-\([0-9]*\).*,\1,'` + valminor=`echo $valversion | sed 's,[a-z]*\-[0-9]*.\([0-9]*\).*,\1,'` emu_xargs=`echo $xargs | sed "s|+|-|g"` - if [ "x$VALGRIND_LOG_DIR" = "x" ]; then - valgrind_log= - else - valgrind_log="--log-file=$VALGRIND_LOG_DIR/$VALGRIND_LOGFILE_PREFIX$VALGRIND_LOGFILE_INFIX$EMU.log" - fi if [ "x$VALGRIND_LOG_XML" = "x" ]; then valgrind_xml= + log_file_prefix="--log-file=" else export VALGRIND_LOG_XML valgrind_xml="--xml=yes" + if [ $valmajor -gt 2 -a $valminor -gt 4 ]; then + log_file_prefix="--xml-file=" + else + log_file_prefix="--log-file=" + fi + fi + if [ "x$VALGRIND_LOG_DIR" = "x" ]; then + valgrind_log= + else + if [ $valmajor -gt 2 -a $valminor -gt 4 ]; then + valgrind_log="$log_file_prefix$VALGRIND_LOG_DIR/$VALGRIND_LOGFILE_PREFIX$VALGRIND_LOGFILE_INFIX$EMU.log.$$" + else + valgrind_log="$log_file_prefix$VALGRIND_LOG_DIR/$VALGRIND_LOGFILE_PREFIX$VALGRIND_LOGFILE_INFIX$EMU.log" + fi fi if [ "x$VALGRIND_MISC_FLAGS" = "x" ]; then valgrind_misc_flags= diff --git a/erts/preloaded/ebin/erl_prim_loader.beam b/erts/preloaded/ebin/erl_prim_loader.beam Binary files differindex 87ff5119fd..bff3f7f9de 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 6b0d96ff8e..5d2f187435 100644 --- a/erts/preloaded/ebin/erlang.beam +++ b/erts/preloaded/ebin/erlang.beam diff --git a/erts/preloaded/ebin/init.beam b/erts/preloaded/ebin/init.beam Binary files differindex 8a7a9a1314..7e492057da 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 5d544ff4aa..c443866671 100644 --- a/erts/preloaded/ebin/otp_ring0.beam +++ b/erts/preloaded/ebin/otp_ring0.beam diff --git a/erts/preloaded/ebin/prim_file.beam b/erts/preloaded/ebin/prim_file.beam Binary files differindex 3ed02ecd44..4a75e43e73 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 79a8d22366..30bbfb0943 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 3cc8c6b8be..6681466767 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 3f9e867542..593bb8dbed 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 935c2de253..d6dc070436 100644 --- a/erts/preloaded/src/erlang.erl +++ b/erts/preloaded/src/erlang.erl @@ -427,17 +427,11 @@ delay_trap(Result, Timeout) -> receive after Timeout -> Result end. %% have to reflect that, which we cannot forsee. %% set_cookie(Node, C) when Node =/= nonode@nohost, is_atom(Node) -> - Res = case C of - _ when is_atom(C) -> - auth:set_cookie(Node, C); - {CI,CO} when is_atom(CI), is_atom(CO) -> - auth:set_cookie(Node, {CI, CO}); - _ -> - error - end, - case Res of - error -> exit(badarg); - Other -> Other + case is_atom(C) of + true -> + auth:set_cookie(Node, C); + false -> + error(badarg) end. -spec get_cookie() -> atom(). diff --git a/erts/preloaded/src/prim_inet.erl b/erts/preloaded/src/prim_inet.erl index 446656e45f..2e4a2866e6 100644 --- a/erts/preloaded/src/prim_inet.erl +++ b/erts/preloaded/src/prim_inet.erl @@ -1518,7 +1518,7 @@ enc_value_2(addr, {IP,Port}) when tuple_size(IP) =:= 4 -> [?INET_AF_INET,?int16(Port)|ip4_to_bytes(IP)]; enc_value_2(addr, {IP,Port}) when tuple_size(IP) =:= 8 -> [?INET_AF_INET6,?int16(Port)|ip6_to_bytes(IP)]; -enc_value_2(ether, [X1,X2,X3,X4,X5,X6]) -> [X1,X2,X3,X4,X5,X6]; +enc_value_2(ether, [_,_,_,_,_,_]=Xs) -> Xs; enc_value_2(sockaddr, any) -> [?INET_AF_ANY]; enc_value_2(sockaddr, loopback) -> @@ -1572,7 +1572,7 @@ dec_value(time, [X3,X2,X1,X0|T]) -> Val -> {Val, T} end; dec_value(ip, [A,B,C,D|T]) -> {{A,B,C,D}, T}; -dec_value(ether,[X1,X2,X3,X4,X5,X6|T]) -> {[X1,X2,X3,X4,X5,X6],T}; +%% dec_value(ether, [X1,X2,X3,X4,X5,X6|T]) -> {[X1,X2,X3,X4,X5,X6],T}; dec_value(sockaddr, [X|T]) -> get_ip(X, T); dec_value(linkaddr, [X1,X0|T]) -> |