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| author | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2020-06-07 02:03:45 +0000 |
|---|---|---|
| committer | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2020-06-07 13:35:54 +0200 |
| commit | d6d74ec16c77126c59db264ebfa04d08d5b4c5c0 (patch) | |
| tree | 95fded09b6a9d8ce35273d43c3f8e3d960bd0554 /sysdeps/pthread | |
| parent | be22a151f3e2c2e4b9127d4fa30b269f30a7ea2e (diff) | |
| download | glibc-d6d74ec16c77126c59db264ebfa04d08d5b4c5c0.tar.gz glibc-d6d74ec16c77126c59db264ebfa04d08d5b4c5c0.tar.xz glibc-d6d74ec16c77126c59db264ebfa04d08d5b4c5c0.zip | |
htl: Enable more tests
* htl/Makefile: Remove rules adding libpthread.so and libpthread.a to link lines. * nptl/Makefile: Move rules adding libpthread.so and libpthread.a to link lines to... * sysdeps/pthread/Makefile: ... here. * nptl/eintr.c, tst-align.c tst-align3.c tst-atfork1.c tst-backtrace1.c tst-bad-schedattr.c tst-cancel-self-canceltype.c tst-cancel-self-cleanup.c tst-cancel-self-testcancel.c tst-cancel1.c tst-cancel10.c tst-cancel12.c tst-cancel14.c tst-cancel15.c tst-cancel18.c tst-cancel19.c tst-cancel2.c tst-cancel22.c tst-cancel23.c tst-cancel26.c tst-cancel27.c tst-cancel28.c tst-cancel3.c tst-cancel8.c tst-cancelx1.c tst-cancelx10.c tst-cancelx12.c tst-cancelx14.c tst-cancelx15.c tst-cancelx18.c tst-cancelx2.c tst-cancelx3.c tst-cancelx8.c tst-cleanup0.c tst-cleanup0.expect tst-cleanup1.c tst-cleanup2.c tst-cleanup3.c tst-cleanupx0.c tst-cleanupx0.expect tst-cleanupx1.c tst-cleanupx2.c tst-cleanupx3.c tst-clock1.c tst-create-detached.c tst-detach1.c tst-eintr2.c tst-eintr3.c tst-eintr4.c tst-eintr5.c tst-exec1.c tst-exec2.c tst-exec3.c tst-exit1.c tst-exit2.c tst-exit3.c tst-flock1.c tst-fork1.c tst-fork2.c tst-fork3.c tst-fork4.c tst-getpid3.c tst-kill1.c tst-kill2.c tst-kill3.c tst-kill4.c tst-kill5.c tst-kill6.c tst-locale1.c tst-locale2.c tst-memstream.c tst-popen1.c tst-raise1.c tst-sem5.c tst-setuid3.c tst-signal4.c tst-signal5.c tst-signal6.c tst-signal8.c tst-stack1.c tst-stdio1.c tst-stdio2.c tst-sysconf.c tst-tls1.c tst-tls2.c tst-tsd1.c tst-tsd2.c tst-tsd5.c tst-tsd6.c tst-umask1.c tst-unload.c tst-unwind-thread.c tst-vfork1.c tst-vfork1x.c tst-vfork2.c tst-vfork2x.c: Move tests to... * sysdeps/pthread: ... here. Rename tst-popen1.c -> tst-pt-popen1.c tst-align.c -> tst-pt-align.c tst-align3.c -> tst-pt-align3.c tst-sysconf.c -> tst-pt-sysconf.c tst-tls1.c -> tst-pt-tls1.c tst-tls2.c -> tst-pt-tls2.c tst-vfork1.c -> tst-pt-vfork1.c tst-vfork2.c -> tst-pt-vfork2.c to avoid conflicting with libio/tst-popen1.c, elf/tst-align.c, posix/tst-sysconf.c, elf/tst-tls1.c, elf/tst-tls2.c, posix/tst-vfork1.c, posix/tst-vfork2.c. * nptl/Makefile: Move corresponding tests references and special rules to... * sysdeps/pthread/Makefile: ... here. * sysdeps/pthread/tst-stack1.c (do_test): Do not clamp stack size to PTHREAD_STACK_MIN if not defined. Tested on linux-x86_64 and hurd-i386
Diffstat (limited to 'sysdeps/pthread')
98 files changed, 7350 insertions, 241 deletions
diff --git a/sysdeps/pthread/Makefile b/sysdeps/pthread/Makefile index 1d1ddeb099..fb78e55e27 100644 --- a/sysdeps/pthread/Makefile +++ b/sysdeps/pthread/Makefile @@ -42,23 +42,48 @@ libpthread-routines += thrd_create thrd_detach thrd_exit thrd_join \ tests += tst-cnd-basic tst-mtx-trylock tst-cnd-broadcast \ tst-cnd-timedwait tst-thrd-detach tst-mtx-basic tst-thrd-sleep \ tst-mtx-recursive tst-tss-basic tst-call-once tst-mtx-timedlock \ + \ + tst-abstime \ + tst-pt-align tst-pt-align3 \ tst-attr1 \ + tst-backtrace1 \ + tst-bad-schedattr \ tst-barrier1 tst-barrier2 tst-barrier3 tst-barrier4 \ tst-basic1 tst-basic2 tst-basic3 tst-basic4 tst-basic5 tst-basic6 \ tst-basic7 \ + tst-cancel-self-canceltype tst-cancel-self-testcancel \ + tst-cancel1 tst-cancel2 tst-cancel3 tst-cancel8 tst-cancel10 \ + tst-cancel12 tst-cancel14 tst-cancel15 tst-cancel18 tst-cancel19 \ + tst-cancel22 tst-cancel23 tst-cancel26 tst-cancel27 tst-cancel28 \ + tst-cleanup0 tst-cleanup1 tst-cleanup2 tst-cleanup3 \ + tst-clock1 \ + tst-cond-except \ tst-cond1 tst-cond2 tst-cond3 tst-cond4 tst-cond5 tst-cond6 tst-cond7 \ tst-cond8 tst-cond9 tst-cond10 tst-cond11 tst-cond12 tst-cond13 \ tst-cond14 tst-cond15 tst-cond16 tst-cond17 tst-cond18 tst-cond19 \ tst-cond20 tst-cond21 tst-cond23 tst-cond24 tst-cond25 tst-cond27 \ - tst-cond-except \ + tst-create-detached \ + tst-detach1 \ + tst-eintr2 tst-eintr3 tst-eintr4 tst-eintr5 \ + tst-exec1 tst-exec2 tst-exec3 \ + tst-exit1 tst-exit2 tst-exit3 \ + tst-flock1 \ + tst-fork1 tst-fork2 tst-fork3 tst-fork4 \ + tst-atfork1 \ + tst-getpid3 \ tst-join1 tst-join2 tst-join3 tst-join4 tst-join5 tst-join6 tst-join7 \ tst-join8 tst-join9 tst-join10 tst-join11 tst-join12 tst-join13 \ tst-join14 \ tst-key1 tst-key2 tst-key3 tst-key4 \ + tst-kill1 tst-kill2 tst-kill3 tst-kill4 tst-kill5 tst-kill6 \ + tst-locale1 tst-locale2 \ + tst-memstream \ tst-mutex-errorcheck tst-mutex1 tst-mutex2 tst-mutex3 tst-mutex4 \ tst-mutex5 tst-mutex6 tst-mutex7 tst-mutex7robust tst-mutex9 \ tst-mutex10 tst-mutex11 tst-pthread-mutexattr \ tst-once1 tst-once2 tst-once3 tst-once4 \ + tst-pt-popen1 \ + tst-raise1 \ tst-robust1 tst-robust2 tst-robust3 tst-robust4 tst-robust5 \ tst-robust6 tst-robust7 tst-robust9 tst-robust10 \ tst-rwlock1 tst-rwlock4 tst-rwlock5 tst-rwlock12 \ @@ -66,8 +91,79 @@ tests += tst-cnd-basic tst-mtx-trylock tst-cnd-broadcast \ tst-rwlock-tryrdlock-stall tst-rwlock-trywrlock-stall \ tst-sem1 tst-sem2 tst-sem3 tst-sem4 tst-sem5 tst-sem6 tst-sem7 \ tst-sem8 tst-sem9 tst-sem10 tst-sem14 tst-sem15 tst-sem16 \ + tst-setuid3 \ + tst-signal4 tst-signal5 tst-signal6 tst-signal8 \ tst-spin1 tst-spin2 tst-spin3 tst-spin4 \ - tst-abstime + tst-stack1 \ + tst-stdio1 tst-stdio2 \ + tst-pt-sysconf \ + tst-pt-tls1 tst-pt-tls2 \ + tst-tsd1 tst-tsd2 tst-tsd5 tst-tsd6 \ + tst-umask1 \ + tst-unload \ + tst-unwind-thread \ + tst-pt-vfork1 tst-pt-vfork2 tst-vfork1x tst-vfork2x \ + + +# Files which must not be linked with libpthread. +tests-nolibpthread = tst-unload + +# GCC-4.9 compiles 'sprintf(NULL, ...)' into UD2 on x86_64 without -fno-builtin +CFLAGS-tst-cleanup2.c += -fno-builtin +CFLAGS-tst-cleanupx2.c += -fno-builtin + +tests += tst-cancelx2 tst-cancelx3 tst-cancelx8 tst-cancelx10 \ + tst-cancelx12 tst-cancelx14 tst-cancelx15 tst-cancelx18 \ + tst-cleanupx0 tst-cleanupx1 tst-cleanupx2 tst-cleanupx3 + +tests-static += tst-locale1 tst-locale2 + +tests += tst-cond11-static + + +# These tests are linked with libc before libpthread +tests-reverse += tst-cancel23 tst-vfork1x tst-vfork2x + +ifeq ($(run-built-tests),yes) +ifeq ($(build-shared),yes) +tests-special += $(objpfx)tst-cleanup0-cmp.out +endif +endif + +# Run the cancellation and cleanup tests also for the modern, exception-based +# implementation. For this we have to pass the -fexceptions parameter. +CFLAGS-tst-cancelx2.c += -fexceptions +CFLAGS-tst-cancelx3.c += -fexceptions +CFLAGS-tst-cancelx8.c += -fexceptions +CFLAGS-tst-cancelx10.c += -fexceptions +CFLAGS-tst-cancelx12.c += -fexceptions +CFLAGS-tst-cancelx14.c += -fexceptions +CFLAGS-tst-cancelx15.c += -fexceptions +CFLAGS-tst-cancelx18.c += -fexceptions +CFLAGS-tst-cleanupx0.c += -fexceptions -fasynchronous-unwind-tables +CFLAGS-tst-cleanupx1.c += -fexceptions -fasynchronous-unwind-tables +CFLAGS-tst-cleanupx2.c += -fexceptions +CFLAGS-tst-cleanupx3.c += -fexceptions +CFLAGS-tst-pt-align.c += $(stack-align-test-flags) +CFLAGS-tst-pt-align3.c += $(stack-align-test-flags) + +tst-umask1-ARGS = $(objpfx)tst-umask1.temp + +ifeq ($(build-shared),yes) +$(objpfx)tst-cleanup0.out: /dev/null $(objpfx)tst-cleanup0 + $(make-test-out) > $@ 2>&1; \ + $(evaluate-test) + +$(objpfx)tst-cleanup0-cmp.out: $(..)sysdeps/pthread/tst-cleanup0.expect $(objpfx)tst-cleanup0.out + cmp $^ > $@; \ + $(evaluate-test) + +$(objpfx)tst-cancel28: $(common-objpfx)rt/librt.so +else +$(objpfx)tst-cancel28: $(common-objpfx)rt/librt.a +endif + + tests-internal += tst-robust8 @@ -88,4 +184,24 @@ $(objpfx)tst-join7.out: $(objpfx)tst-join7mod.so $(objpfx)tst-join7mod.so: $(shared-thread-library) LDFLAGS-tst-join7mod.so = -Wl,-soname,tst-join7mod.so +CFLAGS-tst-unwind-thread.c += -funwind-tables + +# Make sure we link with the thread library. +ifeq ($(build-shared),yes) +$(addprefix $(objpfx), \ + $(filter-out $(tests-static) $(xtests-static) $(tests-reverse) \ + $(tests-nolibpthread), \ + $(tests) $(tests-internal) $(xtests) $(test-srcs) $(tests-container))): \ + $(objpfx)libpthread.so +$(objpfx)tst-unload: $(libdl) +# $(objpfx)../libc.so is used instead of $(common-objpfx)libc.so, +# since otherwise libpthread.so comes before libc.so when linking. +$(addprefix $(objpfx), $(tests-reverse)): \ + $(objpfx)../libc.so $(objpfx)libpthread.so +$(objpfx)../libc.so: $(common-objpfx)libc.so ; +$(addprefix $(objpfx),$(tests-static) $(xtests-static)): $(objpfx)libpthread.a +else +$(addprefix $(objpfx),$(tests) $(test-srcs)): $(objpfx)libpthread.a +endif + endif diff --git a/sysdeps/pthread/eintr.c b/sysdeps/pthread/eintr.c new file mode 100644 index 0000000000..99a03e0957 --- /dev/null +++ b/sysdeps/pthread/eintr.c @@ -0,0 +1,86 @@ +/* Copyright (C) 2003-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2003. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <pthread.h> +#include <signal.h> +#include <unistd.h> +#include <support/xthread.h> +#include <support/xsignal.h> +#include <support/xthread.h> + + +static int the_sig; + + +static void +eintr_handler (int sig) +{ + if (sig != the_sig) + { + write (STDOUT_FILENO, "eintr_handler: signal number wrong\n", 35); + _exit (1); + } + write (STDOUT_FILENO, ".", 1); +} + + +static void * +eintr_source (void *arg) +{ + struct timespec ts = { .tv_sec = 0, .tv_nsec = 500000 }; + + if (arg == NULL) + { + sigset_t ss; + sigemptyset (&ss); + sigaddset (&ss, the_sig); + xpthread_sigmask (SIG_BLOCK, &ss, NULL); + } + + while (1) + { + if (arg != NULL) + pthread_kill (*(pthread_t *) arg, the_sig); + else + kill (getpid (), the_sig); + + nanosleep (&ts, NULL); + } + + /* NOTREACHED */ + return NULL; +} + + +static void +setup_eintr (int sig, pthread_t *thp) +{ + struct sigaction sa; + sigemptyset (&sa.sa_mask); + sa.sa_flags = 0; + sa.sa_handler = eintr_handler; + if (sigaction (sig, &sa, NULL) != 0) + { + puts ("setup_eintr: sigaction failed"); + exit (1); + } + the_sig = sig; + + /* Create the thread which will fire off the signals. */ + xpthread_create (NULL, eintr_source, thp); +} diff --git a/sysdeps/pthread/tst-atfork1.c b/sysdeps/pthread/tst-atfork1.c new file mode 100644 index 0000000000..b7d2c023df --- /dev/null +++ b/sysdeps/pthread/tst-atfork1.c @@ -0,0 +1,120 @@ +/* Copyright (C) 2002-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <errno.h> +#include <pthread.h> +#include <stdio.h> +#include <stdlib.h> +#include <unistd.h> +#include <sys/wait.h> + + +static int val; + + +static void +prepare1 (void) +{ + val *= 2; +} + +static void +prepare2 (void) +{ + ++val; +} + +static void +parent1 (void) +{ + val += 4; +} + +static void +parent2 (void) +{ + val *= 4; +} + +static void +child1 (void) +{ + val += 8; +} + +static void +child2 (void) +{ + val *= 8; +} + + +static int +do_test (void) +{ + pid_t pid; + int status = 0; + + if (pthread_atfork (prepare1, parent1, child1) != 0) + { + puts ("1st atfork failed"); + exit (1); + } + if (pthread_atfork (prepare2, parent2, child2) != 0) + { + puts ("2nd atfork failed"); + exit (1); + } + + pid = fork (); + if (pid == -1) + { + puts ("fork failed"); + exit (1); + } + + if (pid != 0) + { + /* Parent. */ + if (val != 24) + { + printf ("expected val=%d, got %d\n", 24, val); + exit (1); + } + + if (TEMP_FAILURE_RETRY (waitpid (pid, &status, 0)) != pid) + { + puts ("waitpid failed"); + exit (1); + } + } + else + { + /* Child. */ + if (val != 80) + { + printf ("expected val=%d, got %d\n", 80, val); + exit (2); + } + } + + return status; +} + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" diff --git a/sysdeps/pthread/tst-backtrace1.c b/sysdeps/pthread/tst-backtrace1.c new file mode 100644 index 0000000000..9c7efd306a --- /dev/null +++ b/sysdeps/pthread/tst-backtrace1.c @@ -0,0 +1,85 @@ +/* Copyright (C) 2004-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jakub Jelinek <jakub@redhat.com>, 2004. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <execinfo.h> +#include <pthread.h> +#include <stdio.h> + +#define BT_SIZE 64 +void *bt_array[BT_SIZE]; +int bt_cnt; + +int +do_bt (void) +{ + bt_cnt = backtrace (bt_array, BT_SIZE); + return 56; +} + +int +call_do_bt (void) +{ + return do_bt () + 1; +} + +void * +tf (void *arg) +{ + if (call_do_bt () != 57) + return (void *) 1L; + return NULL; +} + +int +do_test (void) +{ + pthread_t th; + if (pthread_create (&th, NULL, tf, NULL)) + { + puts ("create failed"); + return 1; + } + + void *res; + if (pthread_join (th, &res)) + { + puts ("join failed"); + return 1; + } + + if (res != NULL) + { + puts ("thread failed"); + return 1; + } + + char **text = backtrace_symbols (bt_array, bt_cnt); + if (text == NULL) + { + puts ("backtrace_symbols failed"); + return 1; + } + + for (int i = 0; i < bt_cnt; ++i) + puts (text[i]); + + return 0; +} + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" diff --git a/sysdeps/pthread/tst-bad-schedattr.c b/sysdeps/pthread/tst-bad-schedattr.c new file mode 100644 index 0000000000..f837dbdc76 --- /dev/null +++ b/sysdeps/pthread/tst-bad-schedattr.c @@ -0,0 +1,97 @@ +/* Test that pthread_create diagnoses invalid scheduling parameters. + Copyright (C) 2014-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <assert.h> +#include <errno.h> +#include <pthread.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + + +static void * +thread_function (void *arg) +{ + abort (); +} + + +static int +do_test (void) +{ +#if !defined SCHED_FIFO || !defined SCHED_OTHER + puts ("SCHED_FIFO or SCHED_OTHER not available at compile time"); + return 0; /* 77 */ +#else + + int err; + +#define TRY(func, arglist) \ + if ((err = func arglist) != 0) \ + { \ + printf ("%s: %s\n", #func, strerror (err)); \ + return 2; \ + } + + int fifo_max = sched_get_priority_max (SCHED_FIFO); + if (fifo_max == -1) + { + assert (errno == ENOTSUP || errno == ENOSYS); + puts ("SCHED_FIFO not supported, cannot test"); + return 0; /* 77 */ + } + + int other_max = sched_get_priority_max (SCHED_OTHER); + if (other_max == -1) + { + assert (errno == ENOTSUP || errno == ENOSYS); + puts ("SCHED_OTHER not supported, cannot test"); + return 0; /* 77 */ + } + + assert (fifo_max > other_max); + + pthread_attr_t attr; + TRY (pthread_attr_init, (&attr)); + TRY (pthread_attr_setinheritsched, (&attr, PTHREAD_EXPLICIT_SCHED)); + TRY (pthread_attr_setschedpolicy, (&attr, SCHED_FIFO)); + + /* This value is chosen so as to be valid for SCHED_FIFO but invalid for + SCHED_OTHER. */ + struct sched_param param = { .sched_priority = other_max + 1 }; + TRY (pthread_attr_setschedparam, (&attr, ¶m)); + + TRY (pthread_attr_setschedpolicy, (&attr, SCHED_OTHER)); + + /* Now ATTR has a sched_param that is invalid for its policy. */ + pthread_t th; + err = pthread_create (&th, &attr, &thread_function, NULL); + if (err != EINVAL) + { + printf ("pthread_create returned %d (%s), expected %d (EINVAL: %s)\n", + err, strerror (err), EINVAL, strerror (EINVAL)); + return 1; + } + + return 0; +#endif +} + + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" diff --git a/sysdeps/pthread/tst-cancel-self-canceltype.c b/sysdeps/pthread/tst-cancel-self-canceltype.c new file mode 100644 index 0000000000..4f4ae08682 --- /dev/null +++ b/sysdeps/pthread/tst-cancel-self-canceltype.c @@ -0,0 +1,53 @@ +/* Copyright (C) 2012-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <pthread.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> +#include "tst-cancel-self-cleanup.c" + + +static int +do_test (void) +{ + int ret = 0, should_fail = 0; + + pthread_cleanup_push (cleanup, &should_fail); + + if ((ret = pthread_setcanceltype (PTHREAD_CANCEL_ASYNCHRONOUS, NULL)) != 0) + { + printf ("setcanceltype failed: %s\n", strerror (ret)); + exit (1); + } + + if ((ret = pthread_cancel (pthread_self ())) != 0) + { + printf ("cancel failed: %s\n", strerror (ret)); + exit (1); + } + + /* Wait to be canceled. Don't give any cancellation points to play with. */ + while (1); + pthread_cleanup_pop (0); + + return 1; +} + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" diff --git a/sysdeps/pthread/tst-cancel-self-cleanup.c b/sysdeps/pthread/tst-cancel-self-cleanup.c new file mode 100644 index 0000000000..5373397f69 --- /dev/null +++ b/sysdeps/pthread/tst-cancel-self-cleanup.c @@ -0,0 +1,23 @@ +/* Copyright (C) 2012-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +static void +cleanup (void *cleanup_should_fail) +{ + printf ("Main thread got cancelled and is being cleaned up now\n"); + exit (*(int *)cleanup_should_fail); +} diff --git a/sysdeps/pthread/tst-cancel-self-testcancel.c b/sysdeps/pthread/tst-cancel-self-testcancel.c new file mode 100644 index 0000000000..f9e4b82137 --- /dev/null +++ b/sysdeps/pthread/tst-cancel-self-testcancel.c @@ -0,0 +1,48 @@ +/* Copyright (C) 2012-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <pthread.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> +#include "tst-cancel-self-cleanup.c" + + +static int +do_test (void) +{ + int ret = 0, should_fail = 0; + + pthread_cleanup_push (cleanup, &should_fail); + if ((ret = pthread_cancel (pthread_self ())) != 0) + { + printf ("cancel failed: %s\n", strerror (ret)); + exit (1); + } + + pthread_testcancel (); + + printf ("Could not cancel self.\n"); + pthread_cleanup_pop (0); + + return 1; +} + + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" diff --git a/sysdeps/pthread/tst-cancel1.c b/sysdeps/pthread/tst-cancel1.c new file mode 100644 index 0000000000..19a12a0b96 --- /dev/null +++ b/sysdeps/pthread/tst-cancel1.c @@ -0,0 +1,162 @@ +/* Copyright (C) 2002-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <pthread.h> +#include <signal.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + + +static pthread_mutex_t m1 = PTHREAD_MUTEX_INITIALIZER; +static pthread_mutex_t m2 = PTHREAD_MUTEX_INITIALIZER; + +static int cntr; + + +static void +cleanup (void *arg) +{ + if (arg != (void *) 42l) + cntr = 42; + else + cntr = 1; +} + + +static void * +tf (void *arg) +{ + /* Ignore all signals. This must not have any effect on delivering + the cancellation signal. */ + sigset_t ss; + + sigfillset (&ss); + + if (pthread_sigmask (SIG_BLOCK, &ss, NULL) != 0) + { + puts ("pthread_sigmask failed"); + exit (1); + } + + pthread_cleanup_push (cleanup, (void *) 42l); + + int err = pthread_setcanceltype (PTHREAD_CANCEL_ASYNCHRONOUS, NULL); + if (err != 0) + { + printf ("setcanceltype failed: %s\n", strerror (err)); + exit (1); + } + /* The following code is not standard compliant: the mutex functions + must not be called with asynchronous cancellation enabled. */ + + err = pthread_mutex_unlock (&m2); + if (err != 0) + { + printf ("child: mutex_unlock failed: %s\n", strerror (err)); + exit (1); + } + + err = pthread_mutex_lock (&m1); + if (err != 0) + { + printf ("child: 1st mutex_lock failed: %s\n", strerror (err)); + exit (1); + } + + /* We should never come here. */ + + pthread_cleanup_pop (0); + + return NULL; +} + + +static int +do_test (void) +{ + int err; + pthread_t th; + int result = 0; + void *retval; + + /* Get the mutexes. */ + err = pthread_mutex_lock (&m1); + if (err != 0) + { + printf ("parent: 1st mutex_lock failed: %s\n", strerror (err)); + return 1; + } + err = pthread_mutex_lock (&m2); + if (err != 0) + { + printf ("parent: 2nd mutex_lock failed: %s\n", strerror (err)); + return 1; + } + + err = pthread_create (&th, NULL, tf, NULL); + if (err != 0) + { + printf ("create failed: %s\n", strerror (err)); + return 1; + } + + err = pthread_mutex_lock (&m2); + if (err != 0) + { + printf ("parent: 3rd mutex_lock failed: %s\n", strerror (err)); + return 1; + } + + err = pthread_cancel (th); + if (err != 0) + { + printf ("cancel failed: %s\n", strerror (err)); + return 1; + } + + err = pthread_join (th, &retval); + if (err != 0) + { + printf ("join failed: %s\n", strerror (err)); + return 1; + } + + if (retval != PTHREAD_CANCELED) + { + printf ("wrong return value: %p\n", retval); + result = 1; + } + + if (cntr == 42) + { + puts ("cleanup handler called with wrong argument"); + result = 1; + } + else if (cntr != 1) + { + puts ("cleanup handling not called"); + result = 1; + } + + return result; +} + + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" diff --git a/sysdeps/pthread/tst-cancel10.c b/sysdeps/pthread/tst-cancel10.c new file mode 100644 index 0000000000..79caefb31f --- /dev/null +++ b/sysdeps/pthread/tst-cancel10.c @@ -0,0 +1,125 @@ +/* Copyright (C) 2003-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2003. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <pthread.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + + +static void +cleanup (void *arg) +{ + /* Just for fun. */ + if (pthread_cancel (pthread_self ()) != 0) + { + puts ("cleanup: cancel failed"); + exit (1); + } + + printf ("cleanup for %ld\n", (long int) arg); +} + + +static void * +tf (void *arg) +{ + long int n = (long int) arg; + + pthread_cleanup_push (cleanup, arg); + + if (pthread_setcanceltype ((n & 1) == 0 + ? PTHREAD_CANCEL_DEFERRED + : PTHREAD_CANCEL_ASYNCHRONOUS, NULL) != 0) + { + puts ("setcanceltype failed"); + exit (1); + } + + if (pthread_cancel (pthread_self ()) != 0) + { + puts ("cancel failed"); + exit (1); + } + + pthread_testcancel (); + + /* We should never come here. */ + + pthread_cleanup_pop (0); + + return NULL; +} + + +static int +do_test (void) +{ + pthread_attr_t at; + + if (pthread_attr_init (&at) != 0) + { + puts ("attr_init failed"); + return 1; + } + + if (pthread_attr_setstacksize (&at, 1 * 1024 * 1024) != 0) + { + puts ("attr_setstacksize failed"); + return 1; + } + +#define N 20 + int i; + pthread_t th[N]; + + for (i = 0; i < N; ++i) + if (pthread_create (&th[i], &at, tf, (void *) (long int) i) != 0) + { + puts ("create failed"); + exit (1); + } + + if (pthread_attr_destroy (&at) != 0) + { + puts ("attr_destroy failed"); + return 1; + } + + for (i = 0; i < N; ++i) + { + void *r; + if (pthread_join (th[i], &r) != 0) + { + puts ("join failed"); + exit (1); + } + + if (r != PTHREAD_CANCELED) + { + puts ("thread not canceled"); + exit (1); + } + } + + return 0; +} + + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" diff --git a/sysdeps/pthread/tst-cancel12.c b/sysdeps/pthread/tst-cancel12.c new file mode 100644 index 0000000000..55045f55d2 --- /dev/null +++ b/sysdeps/pthread/tst-cancel12.c @@ -0,0 +1,123 @@ +/* Test sem_wait cancellation for uncontended case. + Copyright (C) 2003-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2003. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <errno.h> +#include <pthread.h> +#include <semaphore.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> + + +static pthread_barrier_t bar; +static sem_t sem; + + +static void +cleanup (void *arg) +{ + static int ncall; + + if (++ncall != 1) + { + puts ("second call to cleanup"); + exit (1); + } +} + + +static void * +tf (void *arg) +{ + pthread_cleanup_push (cleanup, NULL); + + int e = pthread_barrier_wait (&bar); + if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD) + { + puts ("error: tf: 1st barrier_wait failed"); + exit (1); + } + + /* This call should be cancelable. */ + sem_wait (&sem); + + pthread_cleanup_pop (0); + + return NULL; +} + + +static int +do_test (void) +{ + pthread_t th; + + if (pthread_barrier_init (&bar, NULL, 2) != 0) + { + puts ("error: barrier_init failed"); + exit (1); + } + + /* A value higher than 0 will check for uncontended pthread cancellation, + where the sem_wait operation will return immediatelly. */ + if (sem_init (&sem, 0, 1) != 0) + { + puts ("error: sem_init failed"); + exit (1); + } + + if (pthread_create (&th, NULL, tf, NULL) != 0) + { + puts ("error: create failed"); + exit (1); + } + + if (pthread_cancel (th) != 0) + { + puts ("error: pthread_cancel failed"); + exit (1); + } + + int e = pthread_barrier_wait (&bar); + if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD) + { + puts ("error: 1st barrier_wait failed"); + exit (1); + } + + void *r; + if (pthread_join (th, &r) != 0) + { + puts ("error: pthread_join failed"); + exit (1); + } + + if (r != PTHREAD_CANCELED) + { + puts ("error: thread not canceled"); + exit (1); + } + + return 0; +} + + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" diff --git a/sysdeps/pthread/tst-cancel14.c b/sysdeps/pthread/tst-cancel14.c new file mode 100644 index 0000000000..32e03eb173 --- /dev/null +++ b/sysdeps/pthread/tst-cancel14.c @@ -0,0 +1,133 @@ +/* Test sem_timedwait cancellation for uncontended case. + Copyright (C) 2003-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2003. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <errno.h> +#include <pthread.h> +#include <semaphore.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> +#include <sys/time.h> + + +static pthread_barrier_t bar; +static sem_t sem; + + +static void +cleanup (void *arg) +{ + static int ncall; + + if (++ncall != 1) + { + puts ("second call to cleanup"); + exit (1); + } +} + + +static void * +tf (void *arg) +{ + pthread_cleanup_push (cleanup, NULL); + + int e = pthread_barrier_wait (&bar); + if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD) + { + puts ("error: tf: 1st barrier_wait failed"); + exit (1); + } + + struct timeval tv; + (void) gettimeofday (&tv, NULL); + + struct timespec ts; + TIMEVAL_TO_TIMESPEC (&tv, &ts); + + /* Timeout in 5 seconds. */ + ts.tv_sec += 5; + + /* This call should block and be cancelable. */ + sem_timedwait (&sem, &ts); + + pthread_cleanup_pop (0); + + return NULL; +} + + +static int +do_test (void) +{ + pthread_t th; + + if (pthread_barrier_init (&bar, NULL, 2) != 0) + { + puts ("error: barrier_init failed"); + exit (1); + } + + if (sem_init (&sem, 0, 1) != 0) + { + puts ("error: sem_init failed"); + exit (1); + } + + if (pthread_create (&th, NULL, tf, NULL) != 0) + { + puts ("error: create failed"); + exit (1); + } + + /* Check whether cancellation is honored even before sem_timedwait does + anything. */ + if (pthread_cancel (th) != 0) + { + puts ("error: 1st cancel failed"); + exit (1); + } + + int e = pthread_barrier_wait (&bar); + if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD) + { + puts ("1st barrier_wait failed"); + exit (1); + } + + void *r; + if (pthread_join (th, &r) != 0) + { + puts ("join failed"); + exit (1); + } + + if (r != PTHREAD_CANCELED) + { + puts ("thread not canceled"); + exit (1); + } + + return 0; +} + + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" diff --git a/sysdeps/pthread/tst-cancel15.c b/sysdeps/pthread/tst-cancel15.c new file mode 100644 index 0000000000..c16d9d17eb --- /dev/null +++ b/sysdeps/pthread/tst-cancel15.c @@ -0,0 +1,138 @@ +/* Test sem_timedwait cancellation for contended case. + Copyright (C) 2003-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2003. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <errno.h> +#include <pthread.h> +#include <semaphore.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> +#include <sys/time.h> + + +static pthread_barrier_t bar; +static sem_t sem; + + +static void +cleanup (void *arg) +{ + static int ncall; + + if (++ncall != 1) + { + puts ("second call to cleanup"); + exit (1); + } +} + + +static void * +tf (void *arg) +{ + int e; + + pthread_cleanup_push (cleanup, NULL); + + e = pthread_barrier_wait (&bar); + if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD) + { + puts ("error: tf: 1st barrier_wait failed"); + exit (1); + } + + struct timeval tv; + (void) gettimeofday (&tv, NULL); + + struct timespec ts; + TIMEVAL_TO_TIMESPEC (&tv, &ts); + + /* Timeout in 5 seconds. */ + ts.tv_sec += 5; + + /* This call should block and be cancelable. */ + errno = 0; + e = sem_timedwait (&sem, &ts); + + pthread_cleanup_pop (0); + + return NULL; +} + + +static int +do_test (void) +{ + pthread_t th; + + if (pthread_barrier_init (&bar, NULL, 2) != 0) + { + puts ("error: barrier_init failed"); + exit (1); + } + + if (sem_init (&sem, 0, 0) != 0) + { + puts ("error: sem_init failed"); + exit (1); + } + + if (pthread_create (&th, NULL, tf, NULL) != 0) + { + puts ("error: create failed"); + exit (1); + } + + int e = pthread_barrier_wait (&bar); + if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD) + { + puts ("error: 1st barrier_wait failed"); + exit (1); + } + + /* Give the child a chance to go to sleep in sem_wait. */ + sleep (1); + + /* Check whether cancellation is honored when waiting in sem_timedwait. */ + if (pthread_cancel (th) != 0) + { + puts ("error: 1st cancel failed"); + exit (1); + } + + void *r; + if (pthread_join (th, &r) != 0) + { + puts ("error: join failed"); + exit (1); + } + + if (r != PTHREAD_CANCELED) + { + puts ("error: thread not canceled"); + exit (1); + } + + return 0; +} + + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" diff --git a/sysdeps/pthread/tst-cancel18.c b/sysdeps/pthread/tst-cancel18.c new file mode 100644 index 0000000000..7dce66c91c --- /dev/null +++ b/sysdeps/pthread/tst-cancel18.c @@ -0,0 +1,173 @@ +/* Copyright (C) 2003-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2003. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <errno.h> +#include <pthread.h> +#include <stdio.h> +#include <stdlib.h> +#include <time.h> +#include <unistd.h> + + +static pthread_barrier_t b; + + +/* Cleanup handling test. */ +static int cl_called; + +static void +cl (void *arg) +{ + ++cl_called; +} + + +static void * +tf (void *arg) +{ + int r = pthread_barrier_wait (&b); + if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD) + { + puts ("barrier_wait failed"); + exit (1); + } + + pthread_cleanup_push (cl, NULL); + + struct timespec ts = { .tv_sec = arg == NULL ? 10000000 : 0, .tv_nsec = 0 }; + TEMP_FAILURE_RETRY (clock_nanosleep (CLOCK_REALTIME, 0, &ts, &ts)); + + pthread_cleanup_pop (0); + + puts ("clock_nanosleep returned"); + + exit (1); +} + + +static int +do_test (void) +{ + if (pthread_barrier_init (&b, NULL, 2) != 0) + { + puts ("barrier_init failed"); + return 1; + } + + pthread_t th; + if (pthread_create (&th, NULL, tf, NULL) != 0) + { + puts ("1st create failed"); + return 1; + } + + int r = pthread_barrier_wait (&b); + if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD) + { + puts ("barrier_wait failed"); + exit (1); + } + + struct timespec ts = { .tv_sec = 0, .tv_nsec = 100000000 }; + while (nanosleep (&ts, &ts) != 0) + continue; + + puts ("going to cancel in-time"); + if (pthread_cancel (th) != 0) + { + puts ("1st cancel failed"); + return 1; + } + + void *status; + if (pthread_join (th, &status) != 0) + { + puts ("1st join failed"); + return 1; + } + if (status != PTHREAD_CANCELED) + { + puts ("1st thread not canceled"); + return 1; + } + + if (cl_called == 0) + { + puts ("cleanup handler not called"); + return 1; + } + if (cl_called > 1) + { + puts ("cleanup handler called more than once"); + return 1; + } + + puts ("in-time cancellation succeeded"); + + + cl_called = 0; + + if (pthread_create (&th, NULL, tf, NULL) != 0) + { + puts ("2nd create failed"); + return 1; + } + + puts ("going to cancel early"); + if (pthread_cancel (th) != 0) + { + puts ("2nd cancel failed"); + return 1; + } + + r = pthread_barrier_wait (&b); + if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD) + { + puts ("barrier_wait failed"); + exit (1); + } + + if (pthread_join (th, &status) != 0) + { + puts ("2nd join failed"); + return 1; + } + if (status != PTHREAD_CANCELED) + { + puts ("2nd thread not canceled"); + return 1; + } + + if (cl_called == 0) + { + printf ("cleanup handler not called\n"); + return 1; + } + if (cl_called > 1) + { + printf ("cleanup handler called more than once\n"); + return 1; + } + + puts ("early cancellation succeeded"); + + return 0; +} + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" diff --git a/sysdeps/pthread/tst-cancel19.c b/sysdeps/pthread/tst-cancel19.c new file mode 100644 index 0000000000..b6752d8252 --- /dev/null +++ b/sysdeps/pthread/tst-cancel19.c @@ -0,0 +1,285 @@ +/* Copyright (C) 2003-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jakub Jelinek <jakub@redhat.com>, 2003. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <errno.h> +#include <error.h> +#include <fcntl.h> +#include <pthread.h> +#include <signal.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <sys/select.h> +#include <sys/time.h> +#include <unistd.h> + +static void * +tf (void *arg) +{ + return NULL; +} + +static void +handler (int sig) +{ +} + +static void __attribute__ ((noinline)) +clobber_lots_of_regs (void) +{ +#define X1(n) long r##n = 10##n; __asm __volatile ("" : "+r" (r##n)); +#define X2(n) X1(n##0) X1(n##1) X1(n##2) X1(n##3) X1(n##4) +#define X3(n) X2(n##0) X2(n##1) X2(n##2) X2(n##3) X2(n##4) + X3(0) X3(1) X3(2) X3(3) X3(4) +#undef X1 +#define X1(n) __asm __volatile ("" : : "r" (r##n)); + X3(0) X3(1) X3(2) X3(3) X3(4) +#undef X1 +#undef X2 +#undef X3 +} + +static int +do_test (void) +{ + pthread_t th; + int old, rc; + int ret = 0; + int fd[2]; + + rc = pipe (fd); + if (rc < 0) + error (EXIT_FAILURE, errno, "couldn't create pipe"); + + rc = pthread_create (&th, NULL, tf, NULL); + if (rc) + error (EXIT_FAILURE, rc, "couldn't create thread"); + + rc = pthread_setcanceltype (PTHREAD_CANCEL_DEFERRED, &old); + if (rc) + { + error (0, rc, "1st pthread_setcanceltype failed"); + ret = 1; + } + if (old != PTHREAD_CANCEL_DEFERRED && old != PTHREAD_CANCEL_ASYNCHRONOUS) + { + error (0, 0, "1st pthread_setcanceltype returned invalid value %d", + old); + ret = 1; + } + + clobber_lots_of_regs (); + close (fd[0]); + + rc = pthread_setcanceltype (PTHREAD_CANCEL_ASYNCHRONOUS, &old); + if (rc) + { + error (0, rc, "pthread_setcanceltype after close failed"); + ret = 1; + } + if (old != PTHREAD_CANCEL_DEFERRED) + { + error (0, 0, "pthread_setcanceltype after close returned invalid value %d", + old); + ret = 1; + } + + clobber_lots_of_regs (); + close (fd[1]); + + rc = pthread_setcanceltype (PTHREAD_CANCEL_DEFERRED, &old); + if (rc) + { + error (0, rc, "pthread_setcanceltype after 2nd close failed"); + ret = 1; + } + if (old != PTHREAD_CANCEL_ASYNCHRONOUS) + { + error (0, 0, "pthread_setcanceltype after 2nd close returned invalid value %d", + old); + ret = 1; + } + + struct sigaction sa = { .sa_handler = handler, .sa_flags = 0 }; + sigemptyset (&sa.sa_mask); + sigaction (SIGALRM, &sa, NULL); + + struct itimerval it; + it.it_value.tv_sec = 1; + it.it_value.tv_usec = 0; + it.it_interval = it.it_value; + setitimer (ITIMER_REAL, &it, NULL); + + clobber_lots_of_regs (); + pause (); + + memset (&it, 0, sizeof (it)); + setitimer (ITIMER_REAL, &it, NULL); + + rc = pthread_setcanceltype (PTHREAD_CANCEL_ASYNCHRONOUS, &old); + if (rc) + { + error (0, rc, "pthread_setcanceltype after pause failed"); + ret = 1; + } + if (old != PTHREAD_CANCEL_DEFERRED) + { + error (0, 0, "pthread_setcanceltype after pause returned invalid value %d", + old); + ret = 1; + } + + it.it_value.tv_sec = 1; + it.it_value.tv_usec = 0; + it.it_interval = it.it_value; + setitimer (ITIMER_REAL, &it, NULL); + + clobber_lots_of_regs (); + pause (); + + memset (&it, 0, sizeof (it)); + setitimer (ITIMER_REAL, &it, NULL); + + rc = pthread_setcanceltype (PTHREAD_CANCEL_DEFERRED, &old); + if (rc) + { + error (0, rc, "pthread_setcanceltype after 2nd pause failed"); + ret = 1; + } + if (old != PTHREAD_CANCEL_ASYNCHRONOUS) + { + error (0, 0, "pthread_setcanceltype after 2nd pause returned invalid value %d", + old); + ret = 1; + } + + char fname[] = "/tmp/tst-cancel19-dir-XXXXXX\0foo/bar"; + char *enddir = strchr (fname, '\0'); + if (mkdtemp (fname) == NULL) + { + error (0, errno, "mkdtemp failed"); + ret = 1; + } + *enddir = '/'; + + clobber_lots_of_regs (); + creat (fname, 0400); + + rc = pthread_setcanceltype (PTHREAD_CANCEL_ASYNCHRONOUS, &old); + if (rc) + { + error (0, rc, "pthread_setcanceltype after creat failed"); + ret = 1; + } + if (old != PTHREAD_CANCEL_DEFERRED) + { + error (0, 0, "pthread_setcanceltype after creat returned invalid value %d", + old); + ret = 1; + } + + clobber_lots_of_regs (); + creat (fname, 0400); + + rc = pthread_setcanceltype (PTHREAD_CANCEL_DEFERRED, &old); + if (rc) + { + error (0, rc, "pthread_setcanceltype after 2nd creat failed"); + ret = 1; + } + if (old != PTHREAD_CANCEL_ASYNCHRONOUS) + { + error (0, 0, "pthread_setcanceltype after 2nd creat returned invalid value %d", + old); + ret = 1; + } + + clobber_lots_of_regs (); + open (fname, O_CREAT, 0400); + + rc = pthread_setcanceltype (PTHREAD_CANCEL_ASYNCHRONOUS, &old); + if (rc) + { + error (0, rc, "pthread_setcanceltype after open failed"); + ret = 1; + } + if (old != PTHREAD_CANCEL_DEFERRED) + { + error (0, 0, "pthread_setcanceltype after open returned invalid value %d", + old); + ret = 1; + } + + clobber_lots_of_regs (); + open (fname, O_CREAT, 0400); + + rc = pthread_setcanceltype (PTHREAD_CANCEL_DEFERRED, &old); + if (rc) + { + error (0, rc, "pthread_setcanceltype after 2nd open failed"); + ret = 1; + } + if (old != PTHREAD_CANCEL_ASYNCHRONOUS) + { + error (0, 0, "pthread_setcanceltype after 2nd open returned invalid value %d", + old); + ret = 1; + } + + *enddir = '\0'; + rmdir (fname); + + clobber_lots_of_regs (); + select (-1, NULL, NULL, NULL, NULL); + + rc = pthread_setcanceltype (PTHREAD_CANCEL_ASYNCHRONOUS, &old); + if (rc) + { + error (0, rc, "pthread_setcanceltype after select failed"); + ret = 1; + } + if (old != PTHREAD_CANCEL_DEFERRED) + { + error (0, 0, "pthread_setcanceltype after select returned invalid value %d", + old); + ret = 1; + } + + clobber_lots_of_regs (); + select (-1, NULL, NULL, NULL, NULL); + + rc = pthread_setcanceltype (PTHREAD_CANCEL_DEFERRED, &old); + if (rc) + { + error (0, rc, "pthread_setcanceltype after 2nd select failed"); + ret = 1; + } + if (old != PTHREAD_CANCEL_ASYNCHRONOUS) + { + error (0, 0, "pthread_setcanceltype after 2nd select returned invalid value %d", + old); + ret = 1; + } + + pthread_join (th, NULL); + + return ret; +} + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" diff --git a/sysdeps/pthread/tst-cancel2.c b/sysdeps/pthread/tst-cancel2.c new file mode 100644 index 0000000000..1e86711596 --- /dev/null +++ b/sysdeps/pthread/tst-cancel2.c @@ -0,0 +1,95 @@ +/* Copyright (C) 2002-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <pthread.h> +#include <signal.h> +#include <stdio.h> +#include <unistd.h> + + +static int fd[2]; + + +static void * +tf (void *arg) +{ + /* The buffer size must be larger than the pipe size so that the + write blocks. */ + char buf[100000]; + + while (write (fd[1], buf, sizeof (buf)) > 0); + + return (void *) 42l; +} + + +static int +do_test (void) +{ + pthread_t th; + void *r; + struct sigaction sa; + + sa.sa_handler = SIG_IGN; + sigemptyset (&sa.sa_mask); + sa.sa_flags = 0; + + if (sigaction (SIGPIPE, &sa, NULL) != 0) + { + puts ("sigaction failed"); + return 1; + } + + if (pipe (fd) != 0) + { + puts ("pipe failed"); + return 1; + } + + if (pthread_create (&th, NULL, tf, NULL) != 0) + { + puts ("create failed"); + return 1; + } + + if (pthread_cancel (th) != 0) + { + puts ("cancel failed"); + return 1; + } + + /* This will cause the write in the child to return. */ + close (fd[0]); + + if (pthread_join (th, &r) != 0) + { + puts ("join failed"); + return 1; + } + + if (r != PTHREAD_CANCELED) + { + printf ("result is wrong: expected %p, got %p\n", PTHREAD_CANCELED, r); + return 1; + } + + return 0; +} + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" diff --git a/sysdeps/pthread/tst-cancel22.c b/sysdeps/pthread/tst-cancel22.c new file mode 100644 index 0000000000..82a5454132 --- /dev/null +++ b/sysdeps/pthread/tst-cancel22.c @@ -0,0 +1,119 @@ +/* Copyright (C) 2003-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jakub Jelinek <jakub@redhat.com>, 2003. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <errno.h> +#include <pthread.h> +#include <stdio.h> +#include <stdlib.h> +#include <unistd.h> + +pthread_barrier_t b; +int seen; + +static void * +tf (void *arg) +{ + int old; + int r = pthread_setcancelstate (PTHREAD_CANCEL_DISABLE, &old); + if (r != 0) + { + puts ("setcancelstate failed"); + exit (1); + } + + r = pthread_barrier_wait (&b); + if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD) + { + puts ("barrier_wait failed"); + exit (1); + } + + for (int i = 0; i < 10; ++i) + { + struct timespec ts = { .tv_sec = 0, .tv_nsec = 100000000 }; + TEMP_FAILURE_RETRY (nanosleep (&ts, &ts)); + } + + seen = 1; + pthread_setcancelstate (old, NULL); + + struct timespec ts = { .tv_sec = 0, .tv_nsec = 100000000 }; + TEMP_FAILURE_RETRY (nanosleep (&ts, &ts)); + + exit (1); +} + + +static int +do_test (void) +{ + if (pthread_barrier_init (&b, NULL, 2) != 0) + { + puts ("barrier init failed"); + return 1; + } + + pthread_t th; + if (pthread_create (&th, NULL, tf, NULL) != 0) + { + puts ("thread creation failed"); + return 1; + } + + int r = pthread_barrier_wait (&b); + if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD) + { + puts ("barrier_wait failed"); + return 1; + } + + if (pthread_cancel (th) != 0) + { + puts ("cancel failed"); + return 1; + } + + void *status; + if (pthread_join (th, &status) != 0) + { + puts ("join failed"); + return 1; + } + if (status != PTHREAD_CANCELED) + { + puts ("thread not canceled"); + return 1; + } + + if (pthread_barrier_destroy (&b) != 0) + { + puts ("barrier_destroy failed"); + return 1; + } + + if (seen != 1) + { + puts ("thread cancelled when PTHREAD_CANCEL_DISABLED"); + return 1; + } + + return 0; +} + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" diff --git a/sysdeps/pthread/tst-cancel23.c b/sysdeps/pthread/tst-cancel23.c new file mode 100644 index 0000000000..211168748e --- /dev/null +++ b/sysdeps/pthread/tst-cancel23.c @@ -0,0 +1 @@ +#include "tst-cancel22.c" diff --git a/sysdeps/pthread/tst-cancel26.c b/sysdeps/pthread/tst-cancel26.c new file mode 100644 index 0000000000..91948ae909 --- /dev/null +++ b/sysdeps/pthread/tst-cancel26.c @@ -0,0 +1,68 @@ +/* Check for failure paths handling for cancellation points. + Copyright (C) 2015-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <errno.h> +#include <pthread.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> + +/* Check that the cancel syscall points handles both the errno and return code + correctly for invalid arguments. */ +static void * +tf (void *arg) +{ +#ifdef SET_CANCEL_DISABLE + pthread_setcancelstate (PTHREAD_CANCEL_DISABLE, NULL); +#endif + + /* This is a cancellation point, but we should not be cancelled. */ + int r = write (-1, 0, 0); + + if (r != -1 || errno != EBADF) + { + printf ("error: write returned %d, errno %d\n", r, errno); + exit (1); + } + + return NULL; +} + +static int +do_test (void) +{ + pthread_t th; + + if (pthread_create (&th, NULL, tf, NULL) != 0) + { + puts ("error: pthread_create failed"); + exit (1); + } + + if (pthread_join (th, NULL) != 0) + { + puts ("error: pthread_join failed"); + exit (1); + } + + return 0; +} + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" diff --git a/sysdeps/pthread/tst-cancel27.c b/sysdeps/pthread/tst-cancel27.c new file mode 100644 index 0000000000..d3d582e22c --- /dev/null +++ b/sysdeps/pthread/tst-cancel27.c @@ -0,0 +1,23 @@ +/* Check for failure paths handling for cancellation points. + Copyright (C) 2015-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +/* Similar to tst-cancel26.c but with pthread cancel state set to + PTHREAD_CANCEL_DISABLE. */ + +#define SET_CANCEL_DISABLE 1 +#include "tst-cancel26.c" diff --git a/sysdeps/pthread/tst-cancel28.c b/sysdeps/pthread/tst-cancel28.c new file mode 100644 index 0000000000..11beb0168c --- /dev/null +++ b/sysdeps/pthread/tst-cancel28.c @@ -0,0 +1,79 @@ +/* Check if the thread created by POSIX timer using SIGEV_THREAD is + cancellable. + Copyright (C) 2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <stdio.h> +#include <time.h> +#include <signal.h> +#include <unistd.h> +#include <stdbool.h> + +#include <support/check.h> +#include <support/test-driver.h> +#include <support/xthread.h> + +static pthread_barrier_t barrier; +static pthread_t timer_thread; + +static void +cl (void *arg) +{ + xpthread_barrier_wait (&barrier); +} + +static void +thread_handler (union sigval sv) +{ + timer_thread = pthread_self (); + + xpthread_barrier_wait (&barrier); + + pthread_cleanup_push (cl, NULL); + while (1) + clock_nanosleep (CLOCK_REALTIME, 0, &(struct timespec) { 1, 0 }, NULL); + pthread_cleanup_pop (0); +} + +static int +do_test (void) +{ + struct sigevent sev = { 0 }; + sev.sigev_notify = SIGEV_THREAD; + sev.sigev_notify_function = &thread_handler; + + timer_t timerid; + TEST_COMPARE (timer_create (CLOCK_REALTIME, &sev, &timerid), 0); + + xpthread_barrier_init (&barrier, NULL, 2); + + struct itimerspec trigger = { 0 }; + trigger.it_value.tv_nsec = 1000000; + TEST_COMPARE (timer_settime (timerid, 0, &trigger, NULL), 0); + + xpthread_barrier_wait (&barrier); + + xpthread_cancel (timer_thread); + + xpthread_barrier_init (&barrier, NULL, 2); + xpthread_barrier_wait (&barrier); + + return 0; +} + +/* A stall in cancellation is a regression. */ +#include <support/test-driver.c> diff --git a/sysdeps/pthread/tst-cancel3.c b/sysdeps/pthread/tst-cancel3.c new file mode 100644 index 0000000000..0a531dbcdb --- /dev/null +++ b/sysdeps/pthread/tst-cancel3.c @@ -0,0 +1,97 @@ +/* Copyright (C) 2002-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <pthread.h> +#include <signal.h> +#include <stdio.h> +#include <unistd.h> + + +static int fd[2]; + + +static void * +tf (void *arg) +{ + char buf[100]; + + if (read (fd[0], buf, sizeof (buf)) == sizeof (buf)) + { + puts ("read succeeded"); + return (void *) 1l; + } + + return NULL; +} + + +static int +do_test (void) +{ + pthread_t th; + void *r; + struct sigaction sa; + + sa.sa_handler = SIG_IGN; + sigemptyset (&sa.sa_mask); + sa.sa_flags = 0; + + if (sigaction (SIGPIPE, &sa, NULL) != 0) + { + puts ("sigaction failed"); + return 1; + } + + if (pipe (fd) != 0) + { + puts ("pipe failed"); + return 1; + } + + if (pthread_create (&th, NULL, tf, NULL) != 0) + { + puts ("create failed"); + return 1; + } + + if (pthread_cancel (th) != 0) + { + puts ("cancel failed"); + return 1; + } + + /* This will cause the read in the child to return. */ + close (fd[0]); + + if (pthread_join (th, &r) != 0) + { + puts ("join failed"); + return 1; + } + + if (r != PTHREAD_CANCELED) + { + puts ("result is wrong"); + return 1; + } + + return 0; +} + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" diff --git a/sysdeps/pthread/tst-cancel8.c b/sysdeps/pthread/tst-cancel8.c new file mode 100644 index 0000000000..0ee1e85db3 --- /dev/null +++ b/sysdeps/pthread/tst-cancel8.c @@ -0,0 +1,142 @@ +/* Copyright (C) 2003-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2003. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <pthread.h> +#include <stdio.h> +#include <stdlib.h> +#include <unistd.h> + + +static pthread_barrier_t bar; + +static int global; + + +static void +cleanup (void *arg) +{ + global = 1; +} + + +static void * +tf (void *arg) +{ + /* Enable cancellation, but defer it. */ + if (pthread_setcancelstate (PTHREAD_CANCEL_ENABLE, NULL) != 0) + { + puts ("setcancelstate failed"); + exit (1); + } + if (pthread_setcanceltype (PTHREAD_CANCEL_DEFERRED, NULL) != 0) + { + puts ("setcanceltype failed"); + exit (1); + } + + /* Add cleanup handler. */ + pthread_cleanup_push (cleanup, NULL); + + /* Synchronize with the main thread. */ + int r = pthread_barrier_wait (&bar); + if (r != 0 && r!= PTHREAD_BARRIER_SERIAL_THREAD) + { + puts ("tf: first barrier_wait failed"); + exit (1); + } + + /* And again. Once this is done the main thread should have canceled + this thread. */ + r = pthread_barrier_wait (&bar); + if (r != 0 && r!= PTHREAD_BARRIER_SERIAL_THREAD) + { + puts ("tf: second barrier_wait failed"); + exit (1); + } + + /* Remove the cleanup handler without executing it. */ + pthread_cleanup_pop (0); + + /* Now react on the cancellation. */ + pthread_testcancel (); + + /* This call should never return. */ + return NULL; +} + + +static int +do_test (void) +{ + if (pthread_barrier_init (&bar, NULL, 2) != 0) + { + puts ("barrier_init failed"); + exit (1); + } + + pthread_t th; + if (pthread_create (&th, NULL, tf, NULL) != 0) + { + puts ("pthread_create failed"); + return 1; + } + + int r = pthread_barrier_wait (&bar); + if (r != 0 && r!= PTHREAD_BARRIER_SERIAL_THREAD) + { + puts ("first barrier_wait failed"); + exit (1); + } + + if (pthread_cancel (th) != 0) + { + puts ("pthread_cancel failed"); + return 1; + } + + r = pthread_barrier_wait (&bar); + if (r != 0 && r!= PTHREAD_BARRIER_SERIAL_THREAD) + { + puts ("second barrier_wait failed"); + exit (1); + } + + void *result; + if (pthread_join (th, &result) != 0) + { + puts ("pthread_join failed"); + return 1; + } + + if (result != PTHREAD_CANCELED) + { + puts ("thread was not canceled"); + exit (1); + } + + if (global != 0) + { + puts ("cancellation handler has been called"); + exit (1); + } + + return 0; +} + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" diff --git a/sysdeps/pthread/tst-cancelx1.c b/sysdeps/pthread/tst-cancelx1.c new file mode 100644 index 0000000000..594f095592 --- /dev/null +++ b/sysdeps/pthread/tst-cancelx1.c @@ -0,0 +1 @@ +#include "tst-cancel1.c" diff --git a/sysdeps/pthread/tst-cancelx10.c b/sysdeps/pthread/tst-cancelx10.c new file mode 100644 index 0000000000..e5bbb34e62 --- /dev/null +++ b/sysdeps/pthread/tst-cancelx10.c @@ -0,0 +1 @@ +#include "tst-cancel10.c" diff --git a/sysdeps/pthread/tst-cancelx12.c b/sysdeps/pthread/tst-cancelx12.c new file mode 100644 index 0000000000..f90ae61bac --- /dev/null +++ b/sysdeps/pthread/tst-cancelx12.c @@ -0,0 +1 @@ +#include "tst-cancel12.c" diff --git a/sysdeps/pthread/tst-cancelx14.c b/sysdeps/pthread/tst-cancelx14.c new file mode 100644 index 0000000000..ba4e77584e --- /dev/null +++ b/sysdeps/pthread/tst-cancelx14.c @@ -0,0 +1 @@ +#include "tst-cancel14.c" diff --git a/sysdeps/pthread/tst-cancelx15.c b/sysdeps/pthread/tst-cancelx15.c new file mode 100644 index 0000000000..005c1f6e3f --- /dev/null +++ b/sysdeps/pthread/tst-cancelx15.c @@ -0,0 +1 @@ +#include "tst-cancel15.c" diff --git a/sysdeps/pthread/tst-cancelx18.c b/sysdeps/pthread/tst-cancelx18.c new file mode 100644 index 0000000000..56da18f382 --- /dev/null +++ b/sysdeps/pthread/tst-cancelx18.c @@ -0,0 +1 @@ +#include "tst-cancel18.c" diff --git a/sysdeps/pthread/tst-cancelx2.c b/sysdeps/pthread/tst-cancelx2.c new file mode 100644 index 0000000000..95dc8a8575 --- /dev/null +++ b/sysdeps/pthread/tst-cancelx2.c @@ -0,0 +1 @@ +#include "tst-cancel2.c" diff --git a/sysdeps/pthread/tst-cancelx3.c b/sysdeps/pthread/tst-cancelx3.c new file mode 100644 index 0000000000..3937f10b9c --- /dev/null +++ b/sysdeps/pthread/tst-cancelx3.c @@ -0,0 +1 @@ +#include "tst-cancel3.c" diff --git a/sysdeps/pthread/tst-cancelx8.c b/sysdeps/pthread/tst-cancelx8.c new file mode 100644 index 0000000000..0555c7ceb0 --- /dev/null +++ b/sysdeps/pthread/tst-cancelx8.c @@ -0,0 +1 @@ +#include "tst-cancel8.c" diff --git a/sysdeps/pthread/tst-cleanup0.c b/sysdeps/pthread/tst-cleanup0.c new file mode 100644 index 0000000000..fd196abb96 --- /dev/null +++ b/sysdeps/pthread/tst-cleanup0.c @@ -0,0 +1,74 @@ +/* Copyright (C) 2002-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <pthread.h> +#include <stdio.h> +#include <stdlib.h> +#include <unistd.h> + + +static int global; + + +static void +ch (void *arg) +{ + int val = (long int) arg; + + printf ("ch (%d)\n", val); + + global *= val; + global += val; +} + + +static void +endfct (void) +{ + /* We force exit right here. */ + _exit (global); +} + + +static int +do_test (void) +{ + atexit (endfct); + + pthread_cancel (pthread_self ()); + + pthread_cleanup_push (ch, (void *) 1l); + + pthread_cleanup_push (ch, (void *) 2l); + + pthread_cleanup_push (ch, (void *) 3l); + + pthread_setcanceltype (PTHREAD_CANCEL_ASYNCHRONOUS, NULL); + + pthread_cleanup_pop (1); + + pthread_cleanup_pop (1); + + pthread_cleanup_pop (1); + + return 100; +} + + +#define EXPECTED_STATUS 9 +#include <support/test-driver.c> diff --git a/sysdeps/pthread/tst-cleanup0.expect b/sysdeps/pthread/tst-cleanup0.expect new file mode 100644 index 0000000000..4e3c581802 --- /dev/null +++ b/sysdeps/pthread/tst-cleanup0.expect @@ -0,0 +1,3 @@ +ch (3) +ch (2) +ch (1) diff --git a/sysdeps/pthread/tst-cleanup1.c b/sysdeps/pthread/tst-cleanup1.c new file mode 100644 index 0000000000..7805479857 --- /dev/null +++ b/sysdeps/pthread/tst-cleanup1.c @@ -0,0 +1,100 @@ +/* Copyright (C) 2002-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <pthread.h> +#include <stdio.h> +#include <stdlib.h> +#include <unistd.h> + + +static int do_test (void); + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" + +static int global; + + +static void +ch (void *arg) +{ + int val = (long int) arg; + + printf ("ch (%d)\n", val); + + global *= val; + global += val; +} + + +static void * +tf (void *a) +{ + pthread_cancel (pthread_self ()); + + pthread_cleanup_push (ch, (void *) 1l); + + pthread_cleanup_push (ch, (void *) 2l); + + pthread_cleanup_push (ch, (void *) 3l); + + pthread_setcanceltype (PTHREAD_CANCEL_ASYNCHRONOUS, NULL); + + pthread_cleanup_pop (1); + + pthread_cleanup_pop (1); + + pthread_cleanup_pop (1); + + return NULL; +} + + +int +do_test (void) +{ + pthread_t th; + + if (pthread_create (&th, NULL, tf, NULL) != 0) + { + write_message ("create failed\n"); + _exit (1); + } + + void *r; + int e; + if ((e = pthread_join (th, &r)) != 0) + { + printf ("join failed: %d\n", e); + _exit (1); + } + + if (r != PTHREAD_CANCELED) + { + puts ("thread not canceled"); + exit (1); + } + + if (global != 9) + { + printf ("global = %d, expected 9\n", global); + exit (1); + } + + return 0; +} diff --git a/sysdeps/pthread/tst-cleanup2.c b/sysdeps/pthread/tst-cleanup2.c new file mode 100644 index 0000000000..5936c242fc --- /dev/null +++ b/sysdeps/pthread/tst-cleanup2.c @@ -0,0 +1,63 @@ +/* Copyright (C) 2003-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Bao Duong <bduong@progress.com>, 2003. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <setjmp.h> +#include <signal.h> +#include <stdio.h> +#include <stdlib.h> +#include <sys/types.h> + +static sigjmp_buf jmpbuf; + +static void +sig_handler (int signo) +{ + siglongjmp (jmpbuf, 1); +} + +static int +do_test (void) +{ + char *p = NULL; + /* gcc can overwrite the success written value by scheduling instructions + around sprintf. It is allowed to do this since according to C99 the first + argument of sprintf is a character array and NULL is not a valid character + array. Mark the return value as volatile so that it gets reloaded on + return. */ + volatile int ret = 0; + + if (signal (SIGSEGV, &sig_handler) == SIG_ERR) + { + perror ("installing SIGSEGV handler"); + return 1; + } + + puts ("Attempting to sprintf to null ptr"); + if (setjmp (jmpbuf)) + { + puts ("Exiting main..."); + return ret; + } + + sprintf (p, "This should segv\n"); + + return 1; +} + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" diff --git a/sysdeps/pthread/tst-cleanup3.c b/sysdeps/pthread/tst-cleanup3.c new file mode 100644 index 0000000000..150d56162f --- /dev/null +++ b/sysdeps/pthread/tst-cleanup3.c @@ -0,0 +1,98 @@ +/* Copyright (C) 2003-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2003. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <pthread.h> +#include <stdio.h> +#include <stdlib.h> +#include <unistd.h> + + +static int do_test (void); + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" + +static int global; + + +static void +ch (void *arg) +{ + int val = (long int) arg; + + printf ("ch (%d)\n", val); + + global *= val; + global += val; +} + + +static void * +tf (void *a) +{ + pthread_cleanup_push (ch, (void *) 1l); + + pthread_cleanup_push (ch, (void *) 2l); + + pthread_cleanup_push (ch, (void *) 3l); + + pthread_exit ((void *) 1l); + + pthread_cleanup_pop (1); + + pthread_cleanup_pop (1); + + pthread_cleanup_pop (1); + + return NULL; +} + + +int +do_test (void) +{ + pthread_t th; + + if (pthread_create (&th, NULL, tf, NULL) != 0) + { + write_message ("create failed\n"); + _exit (1); + } + + void *r; + int e; + if ((e = pthread_join (th, &r)) != 0) + { + printf ("join failed: %d\n", e); + _exit (1); + } + + if (r != (void *) 1l) + { + puts ("thread not canceled"); + exit (1); + } + + if (global != 9) + { + printf ("global = %d, expected 9\n", global); + exit (1); + } + + return 0; +} diff --git a/sysdeps/pthread/tst-cleanupx0.c b/sysdeps/pthread/tst-cleanupx0.c new file mode 100644 index 0000000000..0012ab1b25 --- /dev/null +++ b/sysdeps/pthread/tst-cleanupx0.c @@ -0,0 +1 @@ +#include "tst-cleanup0.c" diff --git a/sysdeps/pthread/tst-cleanupx0.expect b/sysdeps/pthread/tst-cleanupx0.expect new file mode 100644 index 0000000000..4e3c581802 --- /dev/null +++ b/sysdeps/pthread/tst-cleanupx0.expect @@ -0,0 +1,3 @@ +ch (3) +ch (2) +ch (1) diff --git a/sysdeps/pthread/tst-cleanupx1.c b/sysdeps/pthread/tst-cleanupx1.c new file mode 100644 index 0000000000..21e9e58bd6 --- /dev/null +++ b/sysdeps/pthread/tst-cleanupx1.c @@ -0,0 +1 @@ +#include "tst-cleanup1.c" diff --git a/sysdeps/pthread/tst-cleanupx2.c b/sysdeps/pthread/tst-cleanupx2.c new file mode 100644 index 0000000000..8b9e350935 --- /dev/null +++ b/sysdeps/pthread/tst-cleanupx2.c @@ -0,0 +1 @@ +#include "tst-cleanup2.c" diff --git a/sysdeps/pthread/tst-cleanupx3.c b/sysdeps/pthread/tst-cleanupx3.c new file mode 100644 index 0000000000..90baf904f9 --- /dev/null +++ b/sysdeps/pthread/tst-cleanupx3.c @@ -0,0 +1 @@ +#include "tst-cleanup3.c" diff --git a/sysdeps/pthread/tst-clock1.c b/sysdeps/pthread/tst-clock1.c new file mode 100644 index 0000000000..26ef56852d --- /dev/null +++ b/sysdeps/pthread/tst-clock1.c @@ -0,0 +1,50 @@ +/* Copyright (C) 2003-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2003. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <pthread.h> +#include <stdio.h> +#include <stdlib.h> +#include <time.h> +#include <unistd.h> + + +int +do_test (void) +{ +#if defined _POSIX_THREAD_CPUTIME && _POSIX_THREAD_CPUTIME >= 0 + clockid_t cl; + /* This is really only a linking-test here. */ + int e = pthread_getcpuclockid (pthread_self (), &cl); + if (e != 0) + { +# if _POSIX_THREAD_CPUTIME == 0 + if (sysconf (_SC_THREAD_CPUTIME) >= 0) +# endif + { + puts ("cpuclock advertized, but cannot get ID"); + exit (1); + } + } +#endif + + return 0; +} + + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" diff --git a/sysdeps/pthread/tst-cond22.c b/sysdeps/pthread/tst-cond22.c deleted file mode 100644 index 64f19ea0a5..0000000000 --- a/sysdeps/pthread/tst-cond22.c +++ /dev/null @@ -1,162 +0,0 @@ -#include <pthread.h> -#include <stdio.h> -#include <stdlib.h> - - -static pthread_barrier_t b; -static pthread_cond_t c = PTHREAD_COND_INITIALIZER; -static pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER; - - -static void -cl (void *arg) -{ - pthread_mutex_unlock (&m); -} - - -static void * -tf (void *arg) -{ - if (pthread_mutex_lock (&m) != 0) - { - printf ("%s: mutex_lock failed\n", __func__); - exit (1); - } - int e = pthread_barrier_wait (&b); - if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD) - { - printf ("%s: barrier_wait failed\n", __func__); - exit (1); - } - pthread_cleanup_push (cl, NULL); - /* We have to loop here because the cancellation might come after - the cond_wait call left the cancelable area and is then waiting - on the mutex. In this case the beginning of the second cond_wait - call will cause the cancellation to happen. */ - do - if (pthread_cond_wait (&c, &m) != 0) - { - printf ("%s: cond_wait failed\n", __func__); - exit (1); - } - while (arg == NULL); - pthread_cleanup_pop (0); - if (pthread_mutex_unlock (&m) != 0) - { - printf ("%s: mutex_unlock failed\n", __func__); - exit (1); - } - return NULL; -} - - -static int -do_test (void) -{ - int status = 0; - - if (pthread_barrier_init (&b, NULL, 2) != 0) - { - puts ("barrier_init failed"); - return 1; - } - - pthread_t th; - if (pthread_create (&th, NULL, tf, NULL) != 0) - { - puts ("1st create failed"); - return 1; - } - int e = pthread_barrier_wait (&b); - if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD) - { - puts ("1st barrier_wait failed"); - return 1; - } - if (pthread_mutex_lock (&m) != 0) - { - puts ("1st mutex_lock failed"); - return 1; - } - if (pthread_cond_signal (&c) != 0) - { - puts ("1st cond_signal failed"); - return 1; - } - if (pthread_cancel (th) != 0) - { - puts ("cancel failed"); - return 1; - } - if (pthread_mutex_unlock (&m) != 0) - { - puts ("1st mutex_unlock failed"); - return 1; - } - void *res; - if (pthread_join (th, &res) != 0) - { - puts ("1st join failed"); - return 1; - } - if (res != PTHREAD_CANCELED) - { - puts ("first thread not canceled"); - status = 1; - } - - printf ("cond = { %llu, %llu, %u/%u/%u, %u/%u/%u, %u, %u }\n", - c.__data.__wseq, c.__data.__g1_start, - c.__data.__g_signals[0], c.__data.__g_refs[0], c.__data.__g_size[0], - c.__data.__g_signals[1], c.__data.__g_refs[1], c.__data.__g_size[1], - c.__data.__g1_orig_size, c.__data.__wrefs); - - if (pthread_create (&th, NULL, tf, (void *) 1l) != 0) - { - puts ("2nd create failed"); - return 1; - } - e = pthread_barrier_wait (&b); - if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD) - { - puts ("2nd barrier_wait failed"); - return 1; - } - if (pthread_mutex_lock (&m) != 0) - { - puts ("2nd mutex_lock failed"); - return 1; - } - if (pthread_cond_signal (&c) != 0) - { - puts ("2nd cond_signal failed"); - return 1; - } - if (pthread_mutex_unlock (&m) != 0) - { - puts ("2nd mutex_unlock failed"); - return 1; - } - if (pthread_join (th, &res) != 0) - { - puts ("2nd join failed"); - return 1; - } - if (res != NULL) - { - puts ("2nd thread canceled"); - status = 1; - } - - printf ("cond = { %llu, %llu, %u/%u/%u, %u/%u/%u, %u, %u }\n", - c.__data.__wseq, c.__data.__g1_start, - c.__data.__g_signals[0], c.__data.__g_refs[0], c.__data.__g_size[0], - c.__data.__g_signals[1], c.__data.__g_refs[1], c.__data.__g_size[1], - c.__data.__g1_orig_size, c.__data.__wrefs); - - return status; -} - -#define TEST_FUNCTION do_test () -#include "../test-skeleton.c" diff --git a/sysdeps/pthread/tst-cond26.c b/sysdeps/pthread/tst-cond26.c deleted file mode 100644 index e647da00c2..0000000000 --- a/sysdeps/pthread/tst-cond26.c +++ /dev/null @@ -1,77 +0,0 @@ -/* Test unsupported/bad clocks passed to pthread_cond_clockwait. - - Copyright (C) 2019-2020 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <https://www.gnu.org/licenses/>. */ - -#include <errno.h> -#include <pthread.h> -#include <stdio.h> -#include <time.h> -#include <unistd.h> -#include <support/check.h> -#include <support/timespec.h> -#include <support/xthread.h> - -static pthread_cond_t cond = PTHREAD_COND_INITIALIZER; -static pthread_mutex_t mut = PTHREAD_MUTEX_INITIALIZER; - -#define NOT_A_VALID_CLOCK 123456 - -static int -do_test (void) -{ - xpthread_mutex_lock (&mut); - - const struct timespec ts = make_timespec (0, 0); - - /* These clocks are meaningless to sem_clockwait. */ -#if defined(CLOCK_PROCESS_CPUTIME_ID) - TEST_COMPARE (pthread_cond_clockwait (&cond, &mut, - CLOCK_PROCESS_CPUTIME_ID, &ts), EINVAL); -#endif -#if defined(CLOCK_THREAD_CPUTIME_ID) - TEST_COMPARE (pthread_cond_clockwait (&cond, &mut, - CLOCK_THREAD_CPUTIME_ID, &ts), EINVAL); -#endif - - /* These clocks might be meaningful, but are currently unsupported - by pthread_cond_clockwait. */ -#if defined(CLOCK_REALTIME_COARSE) - TEST_COMPARE (pthread_cond_clockwait (&cond, &mut, - CLOCK_REALTIME_COARSE, &ts), EINVAL); -#endif -#if defined(CLOCK_MONOTONIC_RAW) - TEST_COMPARE (pthread_cond_clockwait (&cond, &mut, - CLOCK_MONOTONIC_RAW, &ts), EINVAL); -#endif -#if defined(CLOCK_MONOTONIC_COARSE) - TEST_COMPARE (pthread_cond_clockwait (&cond, &mut, - CLOCK_MONOTONIC_COARSE, &ts), EINVAL); -#endif -#if defined(CLOCK_BOOTTIME) - TEST_COMPARE (pthread_cond_clockwait (&cond, &mut, - CLOCK_BOOTTIME, &ts), EINVAL); -#endif - - /* This is a completely invalid clock. */ - TEST_COMPARE (pthread_cond_clockwait (&cond, &mut, - NOT_A_VALID_CLOCK, &ts), EINVAL); - - return 0; -} - -#include <support/test-driver.c> diff --git a/sysdeps/pthread/tst-create-detached.c b/sysdeps/pthread/tst-create-detached.c new file mode 100644 index 0000000000..cd79c68908 --- /dev/null +++ b/sysdeps/pthread/tst-create-detached.c @@ -0,0 +1,138 @@ +/* Bug 20116: Test rapid creation of detached threads. + Copyright (C) 2017-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; see the file COPYING.LIB. If + not, see <https://www.gnu.org/licenses/>. */ + +/* The goal of the test is to trigger a failure if the parent touches + any part of the thread descriptor after the detached thread has + exited. We test this by creating many detached threads with large + stacks. The stacks quickly fill the the stack cache and subsequent + threads will start to cause the thread stacks to be immediately + unmapped to satisfy the stack cache max. With the stacks being + unmapped the parent's read of any part of the thread descriptor will + trigger a segfault. That segfault is what we are trying to cause, + since any segfault is a defect in the implementation. */ + +#include <pthread.h> +#include <stdio.h> +#include <errno.h> +#include <unistd.h> +#include <stdbool.h> +#include <sys/resource.h> +#include <support/xthread.h> + +/* Number of threads to create. */ +enum { threads_to_create = 100000 }; + +/* Number of threads which should spawn other threads. */ +enum { creator_threads = 2 }; + +/* Counter of threads created so far. This is incremented by all the + running creator threads. */ +static unsigned threads_created; + +/* Thread callback which does nothing, so that the thread exits + immediatedly. */ +static void * +do_nothing (void *arg) +{ + return NULL; +} + +/* Attribute indicating that the thread should be created in a detached + fashion. */ +static pthread_attr_t detached; + +/* Barrier to synchronize initialization. */ +static pthread_barrier_t barrier; + +static void * +creator_thread (void *arg) +{ + int ret; + xpthread_barrier_wait (&barrier); + + while (true) + { + pthread_t thr; + /* Thread creation will fail if the kernel does not free old + threads quickly enough, so we do not report errors. */ + ret = pthread_create (&thr, &detached, do_nothing, NULL); + if (ret == 0 && __atomic_add_fetch (&threads_created, 1, __ATOMIC_SEQ_CST) + >= threads_to_create) + break; + } + + return NULL; +} + +static int +do_test (void) +{ + /* Limit the size of the process, so that memory allocation will + fail without impacting the entire system. */ + { + struct rlimit limit; + if (getrlimit (RLIMIT_AS, &limit) != 0) + { + printf ("FAIL: getrlimit (RLIMIT_AS) failed: %m\n"); + return 1; + } + /* This limit, 800MB, is just a heuristic. Any value can be + picked. */ + long target = 800 * 1024 * 1024; + if (limit.rlim_cur == RLIM_INFINITY || limit.rlim_cur > target) + { + limit.rlim_cur = target; + if (setrlimit (RLIMIT_AS, &limit) != 0) + { + printf ("FAIL: setrlimit (RLIMIT_AS) failed: %m\n"); + return 1; + } + } + } + + xpthread_attr_init (&detached); + + xpthread_attr_setdetachstate (&detached, PTHREAD_CREATE_DETACHED); + + /* A large thread stack seems beneficial for reproducing a race + condition in detached thread creation. The goal is to reach the + limit of the runtime thread stack cache such that the detached + thread's stack is unmapped after exit and causes a segfault when + the parent reads the thread descriptor data stored on the the + unmapped stack. */ + xpthread_attr_setstacksize (&detached, 16 * 1024 * 1024); + + xpthread_barrier_init (&barrier, NULL, creator_threads); + + pthread_t threads[creator_threads]; + + for (int i = 0; i < creator_threads; ++i) + threads[i] = xpthread_create (NULL, creator_thread, NULL); + + for (int i = 0; i < creator_threads; ++i) + xpthread_join (threads[i]); + + xpthread_attr_destroy (&detached); + + xpthread_barrier_destroy (&barrier); + + return 0; +} + +#define TIMEOUT 100 +#include <support/test-driver.c> diff --git a/sysdeps/pthread/tst-detach1.c b/sysdeps/pthread/tst-detach1.c new file mode 100644 index 0000000000..b45732d3c1 --- /dev/null +++ b/sysdeps/pthread/tst-detach1.c @@ -0,0 +1,55 @@ +/* Copyright (C) 2003-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2003. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <pthread.h> +#include <stdio.h> +#include <stdlib.h> +#include <unistd.h> + + +static void * +tf (void *arg) +{ + return NULL; +} + + +static int +do_test (void) +{ + pthread_t th; + if (pthread_create (&th, NULL, tf, (void *) pthread_self ()) != 0) + { + puts ("create failed"); + exit (1); + } + + /* Give the child a chance to finish. */ + sleep (1); + + if (pthread_detach (th) != 0) + { + puts ("detach failed"); + exit (1); + } + + return 0; +} + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" diff --git a/sysdeps/pthread/tst-eintr2.c b/sysdeps/pthread/tst-eintr2.c new file mode 100644 index 0000000000..4f26ccad04 --- /dev/null +++ b/sysdeps/pthread/tst-eintr2.c @@ -0,0 +1,88 @@ +/* Copyright (C) 2003-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2003. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <errno.h> +#include <pthread.h> +#include <signal.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <sys/time.h> +#include <support/check.h> +#include <support/timespec.h> +#include <support/xtime.h> + +#include "eintr.c" + + +static pthread_mutex_t m1 = PTHREAD_MUTEX_INITIALIZER; +static pthread_mutex_t m2 = PTHREAD_MUTEX_INITIALIZER; + + +static void * +tf1 (void *arg) +{ + struct timespec ts = timespec_add (xclock_now (CLOCK_REALTIME), + make_timespec (10000, 0)); + + /* This call must never return. */ + int e = pthread_mutex_timedlock (&m1, &ts); + char buf[100]; + printf ("tf1: mutex_timedlock returned: %s\n", + strerror_r (e, buf, sizeof (buf))); + + exit (1); +} + + +static void * +tf2 (void *arg) +{ + while (1) + { + TEST_COMPARE (pthread_mutex_lock (&m2), 0); + TEST_COMPARE (pthread_mutex_unlock (&m2), 0); + + struct timespec ts = { .tv_sec = 0, .tv_nsec = 10000000 }; + nanosleep (&ts, NULL); + } + return NULL; +} + + +static int +do_test (void) +{ + TEST_COMPARE (pthread_mutex_lock (&m1), 0); + + setup_eintr (SIGUSR1, NULL); + + char buf[100]; + xpthread_create (NULL, tf1, NULL); + xpthread_create (NULL, tf2, NULL); + + delayed_exit (3); + /* This call must never return. */ + int e = pthread_mutex_lock (&m1); + printf ("main: mutex_lock returned: %s\n", + strerror_r (e, buf, sizeof (buf))); + + return 1; +} + +#include <support/test-driver.c> diff --git a/sysdeps/pthread/tst-eintr3.c b/sysdeps/pthread/tst-eintr3.c new file mode 100644 index 0000000000..528ead1fc4 --- /dev/null +++ b/sysdeps/pthread/tst-eintr3.c @@ -0,0 +1,60 @@ +/* Copyright (C) 2003-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2003. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <errno.h> +#include <pthread.h> +#include <signal.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <support/check.h> +#include <support/xthread.h> + +#include "eintr.c" + + +static void * +tf (void *arg) +{ + pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER; + xpthread_mutex_lock (&m); + /* This call must not return. */ + xpthread_mutex_lock (&m); + + puts ("tf: mutex_lock returned"); + exit (1); +} + + +static int +do_test (void) +{ + pthread_t self = pthread_self (); + + setup_eintr (SIGUSR1, &self); + + pthread_t th = xpthread_create (NULL, tf, NULL); + + delayed_exit (1); + /* This call must never return. */ + xpthread_join (th); + puts ("error: pthread_join returned"); + return 1; +} + +#include <support/test-driver.c> diff --git a/sysdeps/pthread/tst-eintr4.c b/sysdeps/pthread/tst-eintr4.c new file mode 100644 index 0000000000..14f3675519 --- /dev/null +++ b/sysdeps/pthread/tst-eintr4.c @@ -0,0 +1,48 @@ +/* Copyright (C) 2003-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2003. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <errno.h> +#include <pthread.h> +#include <signal.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <support/check.h> +#include <support/xthread.h> + +#include "eintr.c" + + +static int +do_test (void) +{ + pthread_t self = pthread_self (); + + setup_eintr (SIGUSR1, &self); + + pthread_barrier_t b; + xpthread_barrier_init (&b, NULL, 2); + + delayed_exit (1); + /* This call must never return. */ + xpthread_barrier_wait (&b); + puts ("error: pthread_barrier_wait returned"); + return 1; +} + +#include <support/test-driver.c> diff --git a/sysdeps/pthread/tst-eintr5.c b/sysdeps/pthread/tst-eintr5.c new file mode 100644 index 0000000000..bc6c0fef53 --- /dev/null +++ b/sysdeps/pthread/tst-eintr5.c @@ -0,0 +1,63 @@ +/* Copyright (C) 2003-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2003. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <errno.h> +#include <pthread.h> +#include <signal.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <sys/time.h> +#include <support/check.h> +#include <support/timespec.h> +#include <support/xthread.h> +#include <support/xtime.h> + +#include "eintr.c" + + +static pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER; +static pthread_cond_t c = PTHREAD_COND_INITIALIZER; + + +static void * +tf (void *arg) +{ + struct timespec ts = timespec_add (xclock_now (CLOCK_REALTIME), + make_timespec (10000, 0)); + + /* This call must never return. */ + TEST_COMPARE (pthread_cond_timedwait (&c, &m, &ts), 0); + FAIL_EXIT1 ("pthread_cond_timedwait returned unexpectedly\n"); +} + + +static int +do_test (void) +{ + setup_eintr (SIGUSR1, NULL); + + xpthread_create (NULL, tf, NULL); + + delayed_exit (3); + /* This call must never return. */ + xpthread_cond_wait (&c, &m); + FAIL_RET ("error: pthread_cond_wait returned"); +} + +#include <support/test-driver.c> diff --git a/sysdeps/pthread/tst-exec1.c b/sysdeps/pthread/tst-exec1.c new file mode 100644 index 0000000000..892107d4c7 --- /dev/null +++ b/sysdeps/pthread/tst-exec1.c @@ -0,0 +1,156 @@ +/* Simple exec test, only a thread in the parent. + Copyright (C) 2002-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <errno.h> +#include <paths.h> +#include <pthread.h> +#include <signal.h> +#include <spawn.h> +#include <stdbool.h> +#include <stdio.h> +#include <stdlib.h> +#include <unistd.h> +#include <sys/wait.h> +#include <support/xsignal.h> + + +static void * +tf (void *arg) +{ + pthread_t th = (pthread_t) arg; + + if (pthread_join (th, NULL) == 0) + { + puts ("thread in parent joined!?"); + exit (1); + } + + puts ("join in thread in parent returned!?"); + exit (1); +} + + +static int +do_test (void) +{ + int fd[2]; + if (pipe (fd) != 0) + { + puts ("pipe failed"); + exit (1); + } + + /* Not interested in knowing when the pipe is closed. */ + xsignal (SIGPIPE, SIG_IGN); + + posix_spawn_file_actions_t a; + if (posix_spawn_file_actions_init (&a) != 0) + { + puts ("spawn_file_actions_init failed"); + exit (1); + } + + if (posix_spawn_file_actions_adddup2 (&a, fd[1], STDOUT_FILENO) != 0) + { + puts ("spawn_file_actions_adddup2 failed"); + exit (1); + } + + if (posix_spawn_file_actions_addclose (&a, fd[0]) != 0) + { + puts ("spawn_file_actions_addclose"); + exit (1); + } + + pthread_t th; + if (pthread_create (&th, NULL, tf, (void *) pthread_self ()) != 0) + { + puts ("create failed"); + exit (1); + } + + pid_t pid; + char *argv[] = { (char *) _PATH_BSHELL, (char *) "-c", (char *) "echo $$", + NULL }; + if (posix_spawn (&pid, _PATH_BSHELL, &a, NULL, argv, NULL) != 0) + { + puts ("spawn failed"); + exit (1); + } + + close (fd[1]); + + char buf[200]; + ssize_t n; + bool seen_pid = false; + while (TEMP_FAILURE_RETRY ((n = read (fd[0], buf, sizeof (buf)))) > 0) + { + /* We only expect to read the PID. */ + char *endp; + long int rpid = strtol (buf, &endp, 10); + + if (*endp != '\n') + { + printf ("didn't parse whole line: \"%s\"\n", buf); + exit (1); + } + if (endp == buf) + { + puts ("read empty line"); + exit (1); + } + + if (rpid != pid) + { + printf ("found \"%s\", expected PID %ld\n", buf, (long int) pid); + exit (1); + } + + if (seen_pid) + { + puts ("found more than one PID line"); + exit (1); + } + + seen_pid = true; + } + + close (fd[0]); + + int status; + int err = waitpid (pid, &status, 0); + if (err != pid) + { + puts ("waitpid failed"); + exit (1); + } + + if (!seen_pid) + { + puts ("didn't get PID"); + exit (1); + } + + puts ("read correct PID"); + + return 0; +} + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" diff --git a/sysdeps/pthread/tst-exec2.c b/sysdeps/pthread/tst-exec2.c new file mode 100644 index 0000000000..f57903da1e --- /dev/null +++ b/sysdeps/pthread/tst-exec2.c @@ -0,0 +1,151 @@ +/* Thread with running thread calls exec. + Copyright (C) 2002-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <errno.h> +#include <paths.h> +#include <pthread.h> +#include <signal.h> +#include <spawn.h> +#include <stdbool.h> +#include <stdio.h> +#include <stdlib.h> +#include <unistd.h> +#include <sys/wait.h> +#include <support/xsignal.h> + + +static void * +tf (void *arg) +{ + pthread_t th = (pthread_t) arg; + + if (pthread_join (th, NULL) == 0) + { + puts ("thread in parent joined!?"); + exit (1); + } + + puts ("join in thread in parent returned!?"); + exit (1); +} + + +static int +do_test (void) +{ + int fd[2]; + if (pipe (fd) != 0) + { + puts ("pipe failed"); + exit (1); + } + + /* Not interested in knowing when the pipe is closed. */ + xsignal (SIGPIPE, SIG_IGN); + + pid_t pid = fork (); + if (pid == -1) + { + puts ("fork failed"); + exit (1); + } + + if (pid == 0) + { + /* Use the fd for stdout. This is kind of ugly because it + substitutes the fd of stdout but we know what we are doing + here... */ + if (dup2 (fd[1], STDOUT_FILENO) != STDOUT_FILENO) + { + puts ("dup2 failed"); + exit (1); + } + + close (fd[0]); + + pthread_t th; + if (pthread_create (&th, NULL, tf, (void *) pthread_self ()) != 0) + { + puts ("create failed"); + exit (1); + } + + execl (_PATH_BSHELL, _PATH_BSHELL, "-c", "echo $$", NULL); + + puts ("execl failed"); + exit (1); + } + + close (fd[1]); + + char buf[200]; + ssize_t n; + bool seen_pid = false; + while (TEMP_FAILURE_RETRY ((n = read (fd[0], buf, sizeof (buf)))) > 0) + { + /* We only expect to read the PID. */ + char *endp; + long int rpid = strtol (buf, &endp, 10); + + if (*endp != '\n') + { + printf ("didn't parse whole line: \"%s\"\n", buf); + exit (1); + } + if (endp == buf) + { + puts ("read empty line"); + exit (1); + } + + if (rpid != pid) + { + printf ("found \"%s\", expected PID %ld\n", buf, (long int) pid); + exit (1); + } + + if (seen_pid) + { + puts ("found more than one PID line"); + exit (1); + } + seen_pid = true; + } + + close (fd[0]); + + int status; + int err = waitpid (pid, &status, 0); + if (err != pid) + { + puts ("waitpid failed"); + exit (1); + } + + if (!seen_pid) + { + puts ("didn't get PID"); + exit (1); + } + + return 0; +} + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" diff --git a/sysdeps/pthread/tst-exec3.c b/sysdeps/pthread/tst-exec3.c new file mode 100644 index 0000000000..b849d3aef7 --- /dev/null +++ b/sysdeps/pthread/tst-exec3.c @@ -0,0 +1,149 @@ +/* Thread calls exec. + Copyright (C) 2002-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <errno.h> +#include <paths.h> +#include <pthread.h> +#include <signal.h> +#include <spawn.h> +#include <stdbool.h> +#include <stdio.h> +#include <stdlib.h> +#include <unistd.h> +#include <sys/wait.h> +#include <support/xsignal.h> + + +static void * +tf (void *arg) +{ + execl (_PATH_BSHELL, _PATH_BSHELL, "-c", "echo $$", NULL); + + puts ("execl failed"); + exit (1); +} + + +static int +do_test (void) +{ + int fd[2]; + if (pipe (fd) != 0) + { + puts ("pipe failed"); + exit (1); + } + + /* Not interested in knowing when the pipe is closed. */ + xsignal (SIGPIPE, SIG_IGN); + + pid_t pid = fork (); + if (pid == -1) + { + puts ("fork failed"); + exit (1); + } + + if (pid == 0) + { + /* Use the fd for stdout. This is kind of ugly because it + substitutes the fd of stdout but we know what we are doing + here... */ + if (dup2 (fd[1], STDOUT_FILENO) != STDOUT_FILENO) + { + puts ("dup2 failed"); + exit (1); + } + + close (fd[0]); + + pthread_t th; + if (pthread_create (&th, NULL, tf, NULL) != 0) + { + puts ("create failed"); + exit (1); + } + + if (pthread_join (th, NULL) == 0) + { + puts ("join succeeded!?"); + exit (1); + } + + puts ("join returned!?"); + exit (1); + } + + close (fd[1]); + + char buf[200]; + ssize_t n; + bool seen_pid = false; + while (TEMP_FAILURE_RETRY ((n = read (fd[0], buf, sizeof (buf)))) > 0) + { + /* We only expect to read the PID. */ + char *endp; + long int rpid = strtol (buf, &endp, 10); + + if (*endp != '\n') + { + printf ("didn't parse whole line: \"%s\"\n", buf); + exit (1); + } + if (endp == buf) + { + puts ("read empty line"); + exit (1); + } + + if (rpid != pid) + { + printf ("found \"%s\", expected PID %ld\n", buf, (long int) pid); + exit (1); + } + + if (seen_pid) + { + puts ("found more than one PID line"); + exit (1); + } + seen_pid = true; + } + + close (fd[0]); + + int status; + int err = waitpid (pid, &status, 0); + if (err != pid) + { + puts ("waitpid failed"); + exit (1); + } + + if (!seen_pid) + { + puts ("didn't get PID"); + exit (1); + } + + return 0; +} + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" diff --git a/sysdeps/pthread/tst-exit1.c b/sysdeps/pthread/tst-exit1.c new file mode 100644 index 0000000000..4ecc3d4ac5 --- /dev/null +++ b/sysdeps/pthread/tst-exit1.c @@ -0,0 +1,78 @@ +/* Copyright (C) 2002-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +/* NOTE: this tests functionality beyond POSIX. POSIX does not allow + exit to be called more than once. */ + +#include <pthread.h> +#include <stdio.h> +#include <stdlib.h> + +static pthread_barrier_t b; + + +static void * +tf (void *arg) +{ + int r = pthread_barrier_wait (&b); + if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD) + { + puts ("barrier_wait failed"); + exit (1); + } + + exit (0); +} + + +static int +do_test (void) +{ + if (pthread_barrier_init (&b, NULL, 2) != 0) + { + puts ("barrier_init failed"); + exit (1); + } + + pthread_t th; + if (pthread_create (&th, NULL, tf, NULL) != 0) + { + puts ("create failed"); + exit (1); + } + + int r = pthread_barrier_wait (&b); + if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD) + { + puts ("barrier_wait failed"); + exit (1); + } + + /* Do nothing. */ + if (pthread_join (th, NULL) == 0) + { + puts ("join succeeded!?"); + exit (1); + } + + puts ("join returned!?"); + exit (1); +} + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" diff --git a/sysdeps/pthread/tst-exit2.c b/sysdeps/pthread/tst-exit2.c new file mode 100644 index 0000000000..0b7a2caf6a --- /dev/null +++ b/sysdeps/pthread/tst-exit2.c @@ -0,0 +1,42 @@ +#include <pthread.h> +#include <signal.h> +#include <stdio.h> +#include <string.h> +#include <unistd.h> + +static int do_test (void); + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" + +static void * +tf (void *arg) +{ + while (1) + sleep (100); + + /* NOTREACHED */ + return NULL; +} + + +static int +do_test (void) +{ + pthread_t th; + + int e = pthread_create (&th, NULL, tf, NULL); + if (e != 0) + { + printf ("create failed: %s\n", strerror (e)); + return 1; + } + + delayed_exit (1); + + /* Terminate only this thread. */ + pthread_exit (NULL); + + /* NOTREACHED */ + return 1; +} diff --git a/sysdeps/pthread/tst-exit3.c b/sysdeps/pthread/tst-exit3.c new file mode 100644 index 0000000000..9481ed9b42 --- /dev/null +++ b/sysdeps/pthread/tst-exit3.c @@ -0,0 +1,83 @@ +#include <pthread.h> +#include <signal.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> + +static int do_test (void); + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" + +static pthread_barrier_t b; + + +static void * +tf2 (void *arg) +{ + while (1) + sleep (100); + + /* NOTREACHED */ + return NULL; +} + + +static void * +tf (void *arg) +{ + pthread_t th; + + int e = pthread_barrier_wait (&b); + if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD) + { + puts ("barrier_wait failed"); + exit (1); + } + + e = pthread_create (&th, NULL, tf2, NULL); + if (e != 0) + { + printf ("create failed: %s\n", strerror (e)); + exit (1); + } + + /* Terminate only this thread. */ + return NULL; +} + + +static int +do_test (void) +{ + pthread_t th; + + if (pthread_barrier_init (&b, NULL, 2) != 0) + { + puts ("barrier_init failed"); + exit (1); + } + + int e = pthread_create (&th, NULL, tf, NULL); + if (e != 0) + { + printf ("create failed: %s\n", strerror (e)); + exit (1); + } + + e = pthread_barrier_wait (&b); + if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD) + { + puts ("barrier_wait failed"); + exit (1); + } + + delayed_exit (3); + + /* Terminate only this thread. */ + pthread_exit (NULL); + + /* NOTREACHED */ + return 1; +} diff --git a/sysdeps/pthread/tst-flock1.c b/sysdeps/pthread/tst-flock1.c new file mode 100644 index 0000000000..65faf46150 --- /dev/null +++ b/sysdeps/pthread/tst-flock1.c @@ -0,0 +1,92 @@ +/* Copyright (C) 2002-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <pthread.h> +#include <stdio.h> +#include <stdlib.h> +#include <unistd.h> +#include <sys/file.h> + + +static pthread_mutex_t lock = PTHREAD_MUTEX_INITIALIZER; + +static int fd; + + +static void * +tf (void *arg) +{ + if (flock (fd, LOCK_SH | LOCK_NB) != 0) + { + puts ("second flock failed"); + exit (1); + } + + pthread_mutex_unlock (&lock); + + return NULL; +} + + +static int +do_test (void) +{ + char tmp[] = "/tmp/tst-flock1-XXXXXX"; + + fd = mkstemp (tmp); + if (fd == -1) + { + puts ("mkstemp failed"); + exit (1); + } + + unlink (tmp); + + write (fd, "foobar xyzzy", 12); + + if (flock (fd, LOCK_EX | LOCK_NB) != 0) + { + puts ("first flock failed"); + exit (1); + } + + pthread_mutex_lock (&lock); + + pthread_t th; + if (pthread_create (&th, NULL, tf, NULL) != 0) + { + puts ("pthread_create failed"); + exit (1); + } + + pthread_mutex_lock (&lock); + + void *result; + if (pthread_join (th, &result) != 0) + { + puts ("pthread_join failed"); + exit (1); + } + + close (fd); + + return result != NULL; +} + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" diff --git a/sysdeps/pthread/tst-fork1.c b/sysdeps/pthread/tst-fork1.c new file mode 100644 index 0000000000..fe5e015a2a --- /dev/null +++ b/sysdeps/pthread/tst-fork1.c @@ -0,0 +1,121 @@ +/* Copyright (C) 2002-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Roland McGrath <roland@redhat.com>, 2002. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <errno.h> +#include <pthread.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> +#include <sys/wait.h> + +static void * +thread_function (void * arg) +{ + int i = (intptr_t) arg; + int status; + pid_t pid; + pid_t pid2; + + pid = fork (); + switch (pid) + { + case 0: + printf ("%ld for %d\n", (long int) getpid (), i); + struct timespec ts = { .tv_sec = 0, .tv_nsec = 100000000 * i }; + nanosleep (&ts, NULL); + _exit (i); + break; + case -1: + printf ("fork: %m\n"); + return (void *) 1l; + break; + } + + pid2 = TEMP_FAILURE_RETRY (waitpid (pid, &status, 0)); + if (pid2 != pid) + { + printf ("waitpid returned %ld, expected %ld\n", + (long int) pid2, (long int) pid); + return (void *) 1l; + } + + printf ("%ld with %d, expected %d\n", + (long int) pid, WEXITSTATUS (status), i); + + return WEXITSTATUS (status) == i ? NULL : (void *) 1l; +} + +#define N 5 +static const int t[N] = { 7, 6, 5, 4, 3 }; + +static int +do_test (void) +{ + pthread_t th[N]; + int i; + int result = 0; + pthread_attr_t at; + + if (pthread_attr_init (&at) != 0) + { + puts ("attr_init failed"); + return 1; + } + + if (pthread_attr_setstacksize (&at, 1 * 1024 * 1024) != 0) + { + puts ("attr_setstacksize failed"); + return 1; + } + + for (i = 0; i < N; ++i) + if (pthread_create (&th[i], NULL, thread_function, + (void *) (intptr_t) t[i]) != 0) + { + printf ("creation of thread %d failed\n", i); + exit (1); + } + + if (pthread_attr_destroy (&at) != 0) + { + puts ("attr_destroy failed"); + return 1; + } + + for (i = 0; i < N; ++i) + { + void *v; + if (pthread_join (th[i], &v) != 0) + { + printf ("join of thread %d failed\n", i); + result = 1; + } + else if (v != NULL) + { + printf ("join %d successful, but child failed\n", i); + result = 1; + } + else + printf ("join %d successful\n", i); + } + + return result; +} + +#include <support/test-driver.c> diff --git a/sysdeps/pthread/tst-fork2.c b/sysdeps/pthread/tst-fork2.c new file mode 100644 index 0000000000..bfebab3c92 --- /dev/null +++ b/sysdeps/pthread/tst-fork2.c @@ -0,0 +1,89 @@ +/* Copyright (C) 2002-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Roland McGrath <roland@redhat.com>, 2002. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <errno.h> +#include <pthread.h> +#include <stdio.h> +#include <stdlib.h> +#include <unistd.h> +#include <sys/wait.h> + + +static pid_t initial_pid; + + +static void * +tf (void *arg) +{ + if (getppid () != initial_pid) + { + printf ("getppid in thread returned %ld, expected %ld\n", + (long int) getppid (), (long int) initial_pid); + return (void *) -1; + } + + return NULL; +} + + +int +main (void) +{ + initial_pid = getpid (); + + pid_t child = fork (); + if (child == 0) + { + if (getppid () != initial_pid) + { + printf ("first getppid returned %ld, expected %ld\n", + (long int) getppid (), (long int) initial_pid); + exit (1); + } + + pthread_t th; + if (pthread_create (&th, NULL, tf, NULL) != 0) + { + puts ("pthread_create failed"); + exit (1); + } + + void *result; + if (pthread_join (th, &result) != 0) + { + puts ("pthread_join failed"); + exit (1); + } + + exit (result == NULL ? 0 : 1); + } + else if (child == -1) + { + puts ("initial fork failed"); + return 1; + } + + int status; + if (TEMP_FAILURE_RETRY (waitpid (child, &status, 0)) != child) + { + printf ("waitpid failed: %m\n"); + return 1; + } + + return status; +} diff --git a/sysdeps/pthread/tst-fork3.c b/sysdeps/pthread/tst-fork3.c new file mode 100644 index 0000000000..2da4c39698 --- /dev/null +++ b/sysdeps/pthread/tst-fork3.c @@ -0,0 +1,108 @@ +/* Copyright (C) 2002-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Roland McGrath <roland@redhat.com>, 2002. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <errno.h> +#include <pthread.h> +#include <stdio.h> +#include <stdlib.h> +#include <unistd.h> +#include <sys/wait.h> + + +static pid_t initial_pid; + + +static void * +tf2 (void *arg) +{ + if (getppid () != initial_pid) + { + printf ("getppid in thread returned %ld, expected %ld\n", + (long int) getppid (), (long int) initial_pid); + return (void *) -1; + } + + return NULL; +} + + +static void * +tf1 (void *arg) +{ + pid_t child = fork (); + if (child == 0) + { + if (getppid () != initial_pid) + { + printf ("first getppid returned %ld, expected %ld\n", + (long int) getppid (), (long int) initial_pid); + exit (1); + } + + pthread_t th2; + if (pthread_create (&th2, NULL, tf2, NULL) != 0) + { + puts ("child: pthread_create failed"); + exit (1); + } + + void *result; + if (pthread_join (th2, &result) != 0) + { + puts ("pthread_join failed"); + exit (1); + } + + exit (result == NULL ? 0 : 1); + } + else if (child == -1) + { + puts ("initial fork failed"); + exit (1); + } + + int status; + if (TEMP_FAILURE_RETRY (waitpid (child, &status, 0)) != child) + { + printf ("waitpid failed: %m\n"); + exit (1); + } + + exit (status); +} + + +static int +do_test (void) +{ + initial_pid = getpid (); + + pthread_t th1; + if (pthread_create (&th1, NULL, tf1, NULL) != 0) + { + puts ("parent: pthread_create failed"); + exit (1); + } + + /* This call should never return. */ + pthread_join (th1, NULL); + + return 1; +} + +#include <support/test-driver.c> diff --git a/sysdeps/pthread/tst-fork4.c b/sysdeps/pthread/tst-fork4.c new file mode 100644 index 0000000000..3efbb724f8 --- /dev/null +++ b/sysdeps/pthread/tst-fork4.c @@ -0,0 +1,64 @@ +/* Test of fork updating child universe's pthread structures. + Copyright (C) 2003-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <errno.h> +#include <pthread.h> +#include <stdio.h> +#include <unistd.h> +#include <sys/types.h> +#include <sys/wait.h> +#include <string.h> + + +static int +do_test (void) +{ + pthread_t me = pthread_self (); + + pid_t pid = fork (); + + if (pid < 0) + { + printf ("fork: %m\n"); + return 1; + } + + if (pid == 0) + { + int err = pthread_kill (me, SIGTERM); + printf ("pthread_kill returned: %s\n", strerror (err)); + return 3; + } + + int status; + errno = 0; + if (wait (&status) != pid) + printf ("wait failed: %m\n"); + else if (WIFSIGNALED (status) && WTERMSIG (status) == SIGTERM) + { + printf ("child correctly died with SIGTERM\n"); + return 0; + } + else + printf ("child died with bad status %#x\n", status); + + return 1; +} + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" diff --git a/sysdeps/pthread/tst-getpid3.c b/sysdeps/pthread/tst-getpid3.c new file mode 100644 index 0000000000..f1e77f6b10 --- /dev/null +++ b/sysdeps/pthread/tst-getpid3.c @@ -0,0 +1,114 @@ +#include <errno.h> +#include <pthread.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> +#include <sys/wait.h> + + +static pid_t pid; + +static void * +pid_thread (void *arg) +{ + if (pid != getpid ()) + { + printf ("pid wrong in thread: should be %d, is %d\n", + (int) pid, (int) getpid ()); + return (void *) 1L; + } + + return NULL; +} + +static int +do_test (void) +{ + pid = getpid (); + + pthread_t thr; + int ret = pthread_create (&thr, NULL, pid_thread, NULL); + if (ret) + { + printf ("pthread_create failed: %d\n", ret); + return 1; + } + + void *thr_ret; + ret = pthread_join (thr, &thr_ret); + if (ret) + { + printf ("pthread_create failed: %d\n", ret); + return 1; + } + else if (thr_ret) + { + printf ("thread getpid failed\n"); + return 1; + } + + pid_t child = fork (); + if (child == -1) + { + printf ("fork failed: %m\n"); + return 1; + } + else if (child == 0) + { + if (pid == getpid ()) + { + puts ("pid did not change after fork"); + exit (1); + } + + pid = getpid (); + ret = pthread_create (&thr, NULL, pid_thread, NULL); + if (ret) + { + printf ("pthread_create failed: %d\n", ret); + return 1; + } + + ret = pthread_join (thr, &thr_ret); + if (ret) + { + printf ("pthread_create failed: %d\n", ret); + return 1; + } + else if (thr_ret) + { + printf ("thread getpid failed\n"); + return 1; + } + + return 0; + } + + int status; + if (TEMP_FAILURE_RETRY (waitpid (child, &status, 0)) != child) + { + puts ("waitpid failed"); + kill (child, SIGKILL); + return 1; + } + + if (!WIFEXITED (status)) + { + if (WIFSIGNALED (status)) + printf ("died from signal %s\n", strsignal (WTERMSIG (status))); + else + puts ("did not terminate correctly"); + return 1; + } + if (WEXITSTATUS (status) != 0) + { + printf ("exit code %d\n", WEXITSTATUS (status)); + return 1; + } + + return 0; +} + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" diff --git a/sysdeps/pthread/tst-kill1.c b/sysdeps/pthread/tst-kill1.c new file mode 100644 index 0000000000..f49598cc83 --- /dev/null +++ b/sysdeps/pthread/tst-kill1.c @@ -0,0 +1,99 @@ +/* Copyright (C) 2003-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2003. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <pthread.h> +#include <signal.h> +#include <stdio.h> +#include <stdlib.h> + + +static pthread_cond_t c = PTHREAD_COND_INITIALIZER; +static pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER; +static pthread_barrier_t b; + +static void * +tf (void *a) +{ + if (pthread_mutex_lock (&m) != 0) + { + puts ("child: mutex_lock failed"); + exit (1); + } + + int e = pthread_barrier_wait (&b); + if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD) + { + puts ("child: barrier_wait failed"); + exit (1); + } + + /* This call should never return. */ + pthread_cond_wait (&c, &m); + + return NULL; +} + + +int +do_test (void) +{ + pthread_t th; + + if (pthread_barrier_init (&b, NULL, 2) != 0) + { + puts ("barrier_init failed"); + exit (1); + } + + if (pthread_create (&th, NULL, tf, NULL) != 0) + { + puts ("create failed"); + exit (1); + } + + int e = pthread_barrier_wait (&b); + if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD) + { + puts ("barrier_wait failed"); + exit (1); + } + + if (pthread_mutex_lock (&m) != 0) + { + puts ("mutex_lock failed"); + exit (1); + } + + /* Send the thread a signal which it doesn't catch and which will + cause the process to terminate. */ + if (pthread_kill (th, SIGUSR1) != 0) + { + puts ("kill failed"); + exit (1); + } + + /* This call should never return. */ + pthread_join (th, NULL); + + return 0; +} + + +#define EXPECTED_SIGNAL SIGUSR1 +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" diff --git a/sysdeps/pthread/tst-kill2.c b/sysdeps/pthread/tst-kill2.c new file mode 100644 index 0000000000..a91cf33b44 --- /dev/null +++ b/sysdeps/pthread/tst-kill2.c @@ -0,0 +1,137 @@ +/* Copyright (C) 2003-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2003. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <errno.h> +#include <pthread.h> +#include <signal.h> +#include <stdio.h> +#include <stdlib.h> +#include <sys/time.h> + + +static pthread_cond_t c = PTHREAD_COND_INITIALIZER; +static pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER; +static pthread_barrier_t b; + +static void * +tf (void *a) +{ + /* Block SIGUSR1. */ + sigset_t ss; + + sigemptyset (&ss); + sigaddset (&ss, SIGUSR1); + if (pthread_sigmask (SIG_BLOCK, &ss, NULL) != 0) + { + puts ("child: sigmask failed"); + exit (1); + } + + if (pthread_mutex_lock (&m) != 0) + { + puts ("child: mutex_lock failed"); + exit (1); + } + + int e = pthread_barrier_wait (&b); + if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD) + { + puts ("child: barrier_wait failed"); + exit (1); + } + + /* Compute timeout. */ + struct timeval tv; + (void) gettimeofday (&tv, NULL); + struct timespec ts; + TIMEVAL_TO_TIMESPEC (&tv, &ts); + /* Timeout: 1sec. */ + ts.tv_sec += 1; + + /* This call should never return. */ + if (pthread_cond_timedwait (&c, &m, &ts) != ETIMEDOUT) + { + puts ("cond_timedwait didn't time out"); + exit (1); + } + + return NULL; +} + + +int +do_test (void) +{ + pthread_t th; + + if (pthread_barrier_init (&b, NULL, 2) != 0) + { + puts ("barrier_init failed"); + exit (1); + } + + if (pthread_create (&th, NULL, tf, NULL) != 0) + { + puts ("create failed"); + exit (1); + } + + int e = pthread_barrier_wait (&b); + if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD) + { + puts ("barrier_wait failed"); + exit (1); + } + + if (pthread_mutex_lock (&m) != 0) + { + puts ("mutex_lock failed"); + exit (1); + } + + /* Send the thread a signal which it has blocked. */ + if (pthread_kill (th, SIGUSR1) != 0) + { + puts ("kill failed"); + exit (1); + } + + if (pthread_mutex_unlock (&m) != 0) + { + puts ("mutex_unlock failed"); + exit (1); + } + + void *r; + if (pthread_join (th, &r) != 0) + { + puts ("join failed"); + exit (1); + } + if (r != NULL) + { + puts ("return value wrong"); + exit (1); + } + + return 0; +} + + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" diff --git a/sysdeps/pthread/tst-kill3.c b/sysdeps/pthread/tst-kill3.c new file mode 100644 index 0000000000..f2dec0a305 --- /dev/null +++ b/sysdeps/pthread/tst-kill3.c @@ -0,0 +1,158 @@ +/* Copyright (C) 2003-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2003. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <errno.h> +#include <pthread.h> +#include <signal.h> +#include <stdio.h> +#include <stdlib.h> +#include <unistd.h> +#include <sys/time.h> + + +static int do_test (void); + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" + +static pthread_cond_t c = PTHREAD_COND_INITIALIZER; +static pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER; +static pthread_barrier_t b; + + +static void +handler (int sig) +{ + write_message ("handler called\n"); + _exit (1); +} + + +static void * +tf (void *a) +{ + /* Block SIGUSR1. */ + sigset_t ss; + + sigemptyset (&ss); + sigaddset (&ss, SIGUSR1); + if (pthread_sigmask (SIG_BLOCK, &ss, NULL) != 0) + { + puts ("child: sigmask failed"); + exit (1); + } + + if (pthread_mutex_lock (&m) != 0) + { + puts ("child: mutex_lock failed"); + exit (1); + } + + int e = pthread_barrier_wait (&b); + if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD) + { + puts ("child: barrier_wait failed"); + exit (1); + } + + /* Compute timeout. */ + struct timeval tv; + (void) gettimeofday (&tv, NULL); + struct timespec ts; + TIMEVAL_TO_TIMESPEC (&tv, &ts); + /* Timeout: 1sec. */ + ts.tv_sec += 1; + + /* This call should never return. */ + if (pthread_cond_timedwait (&c, &m, &ts) != ETIMEDOUT) + { + puts ("cond_timedwait didn't time out"); + exit (1); + } + + return NULL; +} + + +int +do_test (void) +{ + pthread_t th; + + struct sigaction sa; + sigemptyset (&sa.sa_mask); + sa.sa_flags = 0; + sa.sa_handler = handler; + if (sigaction (SIGUSR1, &sa, NULL) != 0) + { + puts ("sigaction failed"); + exit (1); + } + + if (pthread_barrier_init (&b, NULL, 2) != 0) + { + puts ("barrier_init failed"); + exit (1); + } + + if (pthread_create (&th, NULL, tf, NULL) != 0) + { + puts ("create failed"); + exit (1); + } + + int e = pthread_barrier_wait (&b); + if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD) + { + puts ("barrier_wait failed"); + exit (1); + } + + if (pthread_mutex_lock (&m) != 0) + { + puts ("mutex_lock failed"); + exit (1); + } + + /* Send the thread a signal which it has blocked. */ + if (pthread_kill (th, SIGUSR1) != 0) + { + puts ("kill failed"); + exit (1); + } + + if (pthread_mutex_unlock (&m) != 0) + { + puts ("mutex_unlock failed"); + exit (1); + } + + void *r; + if (pthread_join (th, &r) != 0) + { + puts ("join failed"); + exit (1); + } + if (r != NULL) + { + puts ("return value wrong"); + exit (1); + } + + return 0; +} diff --git a/sysdeps/pthread/tst-kill4.c b/sysdeps/pthread/tst-kill4.c new file mode 100644 index 0000000000..916ea14820 --- /dev/null +++ b/sysdeps/pthread/tst-kill4.c @@ -0,0 +1,90 @@ +/* Copyright (C) 2003-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2003. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <errno.h> +#include <pthread.h> +#include <signal.h> +#include <stdio.h> +#include <stdlib.h> +#include <unistd.h> + + +static void * +tf (void *a) +{ + return NULL; +} + + +int +do_test (void) +{ + pthread_attr_t at; + if (pthread_attr_init (&at) != 0) + { + puts ("attr_create failed"); + exit (1); + } + + /* Limit thread stack size, because if it is too large, pthread_join + will free it immediately rather than put it into stack cache. */ + if (pthread_attr_setstacksize (&at, 2 * 1024 * 1024) != 0) + { + puts ("setstacksize failed"); + exit (1); + } + + pthread_t th; + if (pthread_create (&th, &at, tf, NULL) != 0) + { + puts ("create failed"); + exit (1); + } + + pthread_attr_destroy (&at); + + if (pthread_join (th, NULL) != 0) + { + puts ("join failed"); + exit (1); + } + + /* The following only works because we assume here something about + the implementation. Namely, that the memory allocated for the + thread descriptor is not going away, that the TID field is + cleared and therefore the signal is sent to process 0, and that + we can savely assume there is no other process with this ID at + that time. */ + int e = pthread_kill (th, 0); + if (e == 0) + { + puts ("pthread_kill succeeded"); + exit (1); + } + if (e != ESRCH) + { + puts ("pthread_kill didn't return ESRCH"); + exit (1); + } + + return 0; +} + + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" diff --git a/sysdeps/pthread/tst-kill5.c b/sysdeps/pthread/tst-kill5.c new file mode 100644 index 0000000000..aefe3d6604 --- /dev/null +++ b/sysdeps/pthread/tst-kill5.c @@ -0,0 +1,49 @@ +/* Copyright (C) 2003-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2003. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <errno.h> +#include <pthread.h> +#include <signal.h> +#include <stdio.h> +#include <stdlib.h> +#include <limits.h> + + +int +do_test (void) +{ + /* XXX This test might require architecture and system specific changes. + There is no guarantee that this signal number is invalid. */ + int e = pthread_kill (pthread_self (), INT_MAX); + if (e == 0) + { + puts ("kill didn't failed"); + exit (1); + } + if (e != EINVAL) + { + puts ("error not EINVAL"); + exit (1); + } + + return 0; +} + + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" diff --git a/sysdeps/pthread/tst-kill6.c b/sysdeps/pthread/tst-kill6.c new file mode 100644 index 0000000000..eaec47ccdb --- /dev/null +++ b/sysdeps/pthread/tst-kill6.c @@ -0,0 +1,162 @@ +/* Copyright (C) 2003-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2003. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <errno.h> +#include <pthread.h> +#include <semaphore.h> +#include <signal.h> +#include <stdio.h> +#include <stdlib.h> +#include <unistd.h> + + +static int do_test (void); + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" + +static pthread_t receiver; +static sem_t sem; +static pthread_barrier_t b; + +static void +handler (int sig) +{ + if (sig != SIGUSR1) + { + write_message ("wrong signal\n"); + _exit (1); + } + + if (pthread_self () != receiver) + { + write_message ("not the intended receiver\n"); + _exit (1); + } + + if (sem_post (&sem) != 0) + { + write_message ("sem_post failed\n"); + _exit (1); + } +} + + +static void * +tf (void *a) +{ + int e = pthread_barrier_wait (&b); + if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD) + { + puts ("child: barrier_wait failed"); + exit (1); + } + + return NULL; +} + + +int +do_test (void) +{ + struct sigaction sa; + sigemptyset (&sa.sa_mask); + sa.sa_flags = 0; + sa.sa_handler = handler; + if (sigaction (SIGUSR1, &sa, NULL) != 0) + { + puts ("sigaction failed"); + exit (1); + } + +#define N 20 + + if (pthread_barrier_init (&b, NULL, N + 1) != 0) + { + puts ("barrier_init failed"); + exit (1); + } + + pthread_attr_t a; + + if (pthread_attr_init (&a) != 0) + { + puts ("attr_init failed"); + exit (1); + } + + if (pthread_attr_setstacksize (&a, 1 * 1024 * 1024) != 0) + { + puts ("attr_setstacksize failed"); + return 1; + } + + pthread_t th[N]; + int i; + for (i = 0; i < N; ++i) + if (pthread_create (&th[i], &a, tf, NULL) != 0) + { + puts ("create failed"); + exit (1); + } + + if (pthread_attr_destroy (&a) != 0) + { + puts ("attr_destroy failed"); + exit (1); + } + + if (sem_init (&sem, 0, 0) != 0) + { + puts ("sem_init failed"); + exit (1); + } + + for (i = 0; i < N * 10; ++i) + { + receiver = th[i % N]; + + if (pthread_kill (receiver, SIGUSR1) != 0) + { + puts ("kill failed"); + exit (1); + } + + if (TEMP_FAILURE_RETRY (sem_wait (&sem)) != 0) + { + puts ("sem_wait failed"); + exit (1); + } + } + + int e = pthread_barrier_wait (&b); + if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD) + { + puts ("barrier_wait failed"); + exit (1); + } + + for (i = 0; i < N; ++i) + if (pthread_join (th[i], NULL) != 0) + { + puts ("join failed"); + exit (1); + } + + return 0; +} diff --git a/sysdeps/pthread/tst-locale1.c b/sysdeps/pthread/tst-locale1.c new file mode 100644 index 0000000000..887b9a6dd7 --- /dev/null +++ b/sysdeps/pthread/tst-locale1.c @@ -0,0 +1,22 @@ +/* Test that the thread-local locale works right in the main thread + when statically linked. */ + +#include "../locale/tst-C-locale.c" + +#include <pthread.h> +#include <signal.h> + +/* This is never called, just here to get pthreads linked in. */ +int +useless (void) +{ + pthread_t th; + pthread_create (&th, 0, (void *(*) (void *)) useless, 0); + int result = 0; +#ifdef SIGRTMIN + /* This is to check __libc_current_sigrt* can be used in statically + linked apps. */ + result = SIGRTMIN; +#endif + return result; +} diff --git a/sysdeps/pthread/tst-locale2.c b/sysdeps/pthread/tst-locale2.c new file mode 100644 index 0000000000..a238209f87 --- /dev/null +++ b/sysdeps/pthread/tst-locale2.c @@ -0,0 +1,15 @@ +/* Test that the thread-local locale works right in the main thread + when statically linked. */ + +#include "../argp/tst-argp1.c" + +#include <pthread.h> + +/* This is never called, just here to get pthreads linked in. */ +void * +useless (void *a) +{ + pthread_t th; + pthread_create (&th, 0, useless, a); + return NULL; +} diff --git a/sysdeps/pthread/tst-memstream.c b/sysdeps/pthread/tst-memstream.c new file mode 100644 index 0000000000..4e8d86cb8b --- /dev/null +++ b/sysdeps/pthread/tst-memstream.c @@ -0,0 +1,101 @@ +/* Test for open_memstream locking. + Copyright (C) 2017-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +/* This test checks if concurrent writes to a FILE created with + open_memstream are correctly interleaved without loss or corruption + of data. Large number of concurrent fputc operations are used + and in the end the bytes written to the memstream buffer are + counted to see if they all got recorded. + + This is a regression test to see if the single threaded stdio + optimization broke multi-threaded open_memstream usage. */ + +#include <pthread.h> +#include <stdio.h> +#include <support/check.h> +#include <support/xthread.h> + +enum +{ + thread_count = 2, + byte_count = 1000000, +}; + +struct closure +{ + FILE *fp; + char b; +}; + +static void * +thread_func (void *closure) +{ + struct closure *args = closure; + + for (int i = 0; i < byte_count; ++i) + fputc (args->b, args->fp); + + return NULL; +} + +int +do_test (void) +{ + char *buffer = NULL; + size_t buffer_length = 0; + FILE *fp = open_memstream (&buffer, &buffer_length); + if (fp == NULL) + FAIL_RET ("open_memstream: %m"); + + pthread_t threads[thread_count]; + struct closure args[thread_count]; + + for (int i = 0; i < thread_count; ++i) + { + args[i].fp = fp; + args[i].b = 'A' + i; + threads[i] = xpthread_create (NULL, thread_func, args + i); + } + + for (int i = 0; i < thread_count; ++i) + xpthread_join (threads[i]); + + fclose (fp); + + if (buffer_length != thread_count * byte_count) + FAIL_RET ("unexpected number of written bytes: %zu (should be %d)", + buffer_length, thread_count * byte_count); + + /* Verify that each thread written its unique character byte_count times. */ + size_t counts[thread_count] = { 0, }; + for (size_t i = 0; i < buffer_length; ++i) + { + if (buffer[i] < 'A' || buffer[i] >= 'A' + thread_count) + FAIL_RET ("written byte at %zu out of range: %d", i, buffer[i] & 0xFF); + ++counts[buffer[i] - 'A']; + } + for (int i = 0; i < thread_count; ++i) + if (counts[i] != byte_count) + FAIL_RET ("incorrect write count for thread %d: %zu (should be %d)", i, + counts[i], byte_count); + + return 0; +} + +#define TIMEOUT 100 +#include <support/test-driver.c> diff --git a/sysdeps/pthread/tst-pt-align.c b/sysdeps/pthread/tst-pt-align.c new file mode 100644 index 0000000000..6bb030fc13 --- /dev/null +++ b/sysdeps/pthread/tst-pt-align.c @@ -0,0 +1,70 @@ +/* Copyright (C) 2003-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2003. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <pthread.h> +#include <stdbool.h> +#include <stdint.h> +#include <stdio.h> +#include <tst-stack-align.h> + +static void * +tf (void *arg) +{ + bool ok = true; + + puts ("in thread"); + + if (TEST_STACK_ALIGN ()) + ok = false; + + return ok ? NULL : (void *) -1l; +} + +static int +do_test (void) +{ + bool ok = true; + + puts ("in main"); + + if (TEST_STACK_ALIGN ()) + ok = false; + + pthread_t th; + if (pthread_create (&th, NULL, tf, NULL) != 0) + { + puts ("create failed"); + return 1; + } + + void *res; + if (pthread_join (th, &res) != 0) + { + puts ("join failed"); + return 1; + } + + if (res != NULL) + ok = false; + + return ok ? 0 : 1; +} + + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" diff --git a/sysdeps/pthread/tst-pt-align3.c b/sysdeps/pthread/tst-pt-align3.c new file mode 100644 index 0000000000..b9a35f9586 --- /dev/null +++ b/sysdeps/pthread/tst-pt-align3.c @@ -0,0 +1,56 @@ +/* Copyright (C) 2005-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jakub Jelinek <jakub@redhat.com>, 2005. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <pthread.h> +#include <stdbool.h> +#include <stdint.h> +#include <stdio.h> +#include <tst-stack-align.h> + +static bool ok = true; +static pthread_once_t once = PTHREAD_ONCE_INIT; + +static void +once_test (void) +{ + puts ("in once_test"); + + if (TEST_STACK_ALIGN ()) + ok = false; +} + +static int +do_test (void) +{ + puts ("in main"); + + if (TEST_STACK_ALIGN ()) + ok = false; + + if (pthread_once (&once, once_test)) + { + puts ("pthread once failed"); + return 1; + } + + return ok ? 0 : 1; +} + + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" diff --git a/sysdeps/pthread/tst-pt-popen1.c b/sysdeps/pthread/tst-pt-popen1.c new file mode 100644 index 0000000000..0726447be1 --- /dev/null +++ b/sysdeps/pthread/tst-pt-popen1.c @@ -0,0 +1,59 @@ +/* Copyright (C) 2003-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jakub Jelinek <jakub@redhat.com>, 2003. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <errno.h> +#include <error.h> +#include <pthread.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> + +static void * +dummy (void *x) +{ + return NULL; +} + +static char buf[sizeof "something\n"]; + +static int +do_test (void) +{ + FILE *f; + pthread_t p; + int err; + + f = popen ("echo something", "r"); + if (f == NULL) + error (EXIT_FAILURE, errno, "popen failed"); + if (fgets (buf, sizeof (buf), f) == NULL) + error (EXIT_FAILURE, 0, "fgets failed"); + if (strcmp (buf, "something\n")) + error (EXIT_FAILURE, 0, "read wrong data"); + if (pclose (f)) + error (EXIT_FAILURE, errno, "pclose returned non-zero"); + if ((err = pthread_create (&p, NULL, dummy, NULL))) + error (EXIT_FAILURE, err, "pthread_create failed"); + if ((err = pthread_join (p, NULL))) + error (EXIT_FAILURE, err, "pthread_join failed"); + exit (0); +} + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" diff --git a/sysdeps/pthread/tst-pt-sysconf.c b/sysdeps/pthread/tst-pt-sysconf.c new file mode 100644 index 0000000000..6c5305b420 --- /dev/null +++ b/sysdeps/pthread/tst-pt-sysconf.c @@ -0,0 +1,47 @@ +/* Copyright (C) 2002-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <pthread.h> +#include <stdio.h> +#include <unistd.h> + + +static int +do_test (void) +{ + puts ("We expect no limits"); + /* We have no fixed limit on the number of threads. Make sure the + headers tell the right story. */ +#ifdef PTHREAD_THREADS_MAX + printf ("Header report maximum number of threads = %lu\n", + (unsigned long int) PTHREAD_THREADS_MAX); + return 1; +#else + long int r = sysconf (_SC_THREAD_THREADS_MAX); + if (r != -1) + { + printf ("sysconf(_SC_THREAD_THREADS_MAX) return %ld\n", r); + return 1; + } +#endif + + return 0; +} + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" diff --git a/sysdeps/pthread/tst-pt-tls1.c b/sysdeps/pthread/tst-pt-tls1.c new file mode 100644 index 0000000000..727610bc0a --- /dev/null +++ b/sysdeps/pthread/tst-pt-tls1.c @@ -0,0 +1,119 @@ +/* Copyright (C) 2003-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2003. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <pthread.h> +#include <stdio.h> +#include <stdlib.h> +#include <stdint.h> +#include <inttypes.h> +#include <support/support.h> +#include <support/check.h> +#include <support/xthread.h> + +struct test_s +{ + __attribute__ ((aligned(0x20))) int a; + __attribute__ ((aligned(0x200))) int b; +}; + +#define INIT_A 1 +#define INIT_B 42 +/* Deliberately not static. */ +__thread struct test_s s __attribute__ ((tls_model ("initial-exec"))) = +{ + .a = INIT_A, + .b = INIT_B +}; + +/* Use noinline in combination with not static to ensure that the + alignment check is really done. Otherwise it was optimized out! */ +__attribute__ ((noinline)) void +check_alignment (const char *thr_name, const char *ptr_name, + int *ptr, int alignment) +{ + uintptr_t offset_aligment = ((uintptr_t) ptr) & (alignment - 1); + if (offset_aligment) + { + FAIL_EXIT1 ("%s (%p) is not 0x%x-byte aligned in %s thread\n", + ptr_name, ptr, alignment, thr_name); + } +} + +static void +check_s (const char *thr_name) +{ + if (s.a != INIT_A || s.b != INIT_B) + FAIL_EXIT1 ("initial value of s in %s thread wrong\n", thr_name); + + check_alignment (thr_name, "s.a", &s.a, 0x20); + check_alignment (thr_name, "s.b", &s.b, 0x200); +} + +static void * +tf (void *arg) +{ + check_s ("child"); + + ++s.a; + + return NULL; +} + + +int +do_test (void) +{ + check_s ("main"); + + pthread_attr_t a; + + xpthread_attr_init (&a); + +#define STACK_SIZE (1 * 1024 * 1024) + xpthread_attr_setstacksize (&a, STACK_SIZE); + +#define N 10 + int i; + for (i = 0; i < N; ++i) + { +#define M 10 + pthread_t th[M]; + int j; + for (j = 0; j < M; ++j, ++s.a) + th[j] = xpthread_create (&a, tf, NULL); + + for (j = 0; j < M; ++j) + xpthread_join (th[j]); + } + + /* Also check the alignment of the tls variables if a misaligned stack is + specified. */ + pthread_t th; + void *thr_stack = NULL; + thr_stack = xposix_memalign (0x200, STACK_SIZE + 1); + xpthread_attr_setstack (&a, thr_stack + 1, STACK_SIZE); + th = xpthread_create (&a, tf, NULL); + xpthread_join (th); + free (thr_stack); + + xpthread_attr_destroy (&a); + + return 0; +} + +#include <support/test-driver.c> diff --git a/sysdeps/pthread/tst-pt-tls2.c b/sysdeps/pthread/tst-pt-tls2.c new file mode 100644 index 0000000000..f319707f86 --- /dev/null +++ b/sysdeps/pthread/tst-pt-tls2.c @@ -0,0 +1,206 @@ +/* Copyright (C) 2003-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2003. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <errno.h> +#include <pthread.h> +#include <signal.h> +#include <semaphore.h> +#include <stdio.h> +#include <stdlib.h> +#include <unistd.h> + + +#define N 10 +static pthread_t th[N]; + + +static int do_test (void); + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" + +#define CB(n) \ +static void \ +cb##n (void) \ +{ \ + if (th[n] != pthread_self ()) \ + { \ + write_message ("wrong callback\n"); \ + _exit (1); \ + } \ +} +CB (0) +CB (1) +CB (2) +CB (3) +CB (4) +CB (5) +CB (6) +CB (7) +CB (8) +CB (9) +static void (*cbs[]) (void) = +{ + cb0, cb1, cb2, cb3, cb4, cb5, cb6, cb7, cb8, cb9 +}; + + +static __thread void (*fp) (void) __attribute__ ((tls_model ("local-exec"))); + + +static sem_t s; + + +#define THE_SIG SIGUSR1 +static void +handler (int sig) +{ + if (sig != THE_SIG) + { + write_message ("wrong signal\n"); + _exit (1); + } + + fp (); + + if (sem_post (&s) != 0) + { + write_message ("sem_post failed\n"); + _exit (1); + } +} + + +static pthread_barrier_t b; + +#define TOTAL_SIGS 1000 +static int nsigs; + + +static void * +tf (void *arg) +{ + fp = arg; + + pthread_barrier_wait (&b); + + pthread_barrier_wait (&b); + + if (nsigs != TOTAL_SIGS) + { + puts ("barrier_wait prematurely returns"); + exit (1); + } + + return NULL; +} + + +int +do_test (void) +{ + if (pthread_barrier_init (&b, NULL, N + 1) != 0) + { + puts ("barrier_init failed"); + exit (1); + } + + if (sem_init (&s, 0, 0) != 0) + { + puts ("sem_init failed"); + exit (1); + } + + struct sigaction sa; + sa.sa_handler = handler; + sigemptyset (&sa.sa_mask); + sa.sa_flags = 0; + if (sigaction (THE_SIG, &sa, NULL) != 0) + { + puts ("sigaction failed"); + exit (1); + } + + pthread_attr_t a; + + if (pthread_attr_init (&a) != 0) + { + puts ("attr_init failed"); + exit (1); + } + + if (pthread_attr_setstacksize (&a, 1 * 1024 * 1024) != 0) + { + puts ("attr_setstacksize failed"); + return 1; + } + + int i; + for (i = 0; i < N; ++i) + if (pthread_create (&th[i], &a, tf, cbs[i]) != 0) + { + puts ("pthread_create failed"); + exit (1); + } + + if (pthread_attr_destroy (&a) != 0) + { + puts ("attr_destroy failed"); + exit (1); + } + + pthread_barrier_wait (&b); + + sigset_t ss; + sigemptyset (&ss); + sigaddset (&ss, THE_SIG); + if (pthread_sigmask (SIG_BLOCK, &ss, NULL) != 0) + { + puts ("pthread_sigmask failed"); + exit (1); + } + + /* Start sending signals. */ + for (i = 0; i < TOTAL_SIGS; ++i) + { + if (kill (getpid (), THE_SIG) != 0) + { + puts ("kill failed"); + exit (1); + } + + if (TEMP_FAILURE_RETRY (sem_wait (&s)) != 0) + { + puts ("sem_wait failed"); + exit (1); + } + + ++nsigs; + } + + pthread_barrier_wait (&b); + + for (i = 0; i < N; ++i) + if (pthread_join (th[i], NULL) != 0) + { + puts ("join failed"); + exit (1); + } + + return 0; +} diff --git a/sysdeps/pthread/tst-pt-vfork1.c b/sysdeps/pthread/tst-pt-vfork1.c new file mode 100644 index 0000000000..f409ec49b3 --- /dev/null +++ b/sysdeps/pthread/tst-pt-vfork1.c @@ -0,0 +1 @@ +#include <posix/tst-vfork1.c> diff --git a/sysdeps/pthread/tst-pt-vfork2.c b/sysdeps/pthread/tst-pt-vfork2.c new file mode 100644 index 0000000000..5356e83115 --- /dev/null +++ b/sysdeps/pthread/tst-pt-vfork2.c @@ -0,0 +1 @@ +#include <posix/tst-vfork2.c> diff --git a/sysdeps/pthread/tst-raise1.c b/sysdeps/pthread/tst-raise1.c new file mode 100644 index 0000000000..f015cf3ff6 --- /dev/null +++ b/sysdeps/pthread/tst-raise1.c @@ -0,0 +1,61 @@ +/* Copyright (C) 2003-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jakub Jelinek <jakub@redhat.com>, 2003. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <errno.h> +#include <error.h> +#include <signal.h> +#include <stdlib.h> +#include <stdio.h> + +volatile int count; + +void +sh (int sig) +{ + ++count; +} + +int +main (void) +{ + struct sigaction sa; + sa.sa_handler = sh; + sigemptyset (&sa.sa_mask); + sa.sa_flags = 0; + if (sigaction (SIGUSR1, &sa, NULL) < 0) + { + printf ("sigaction failed: %m\n"); + exit (1); + } + if (raise (SIGUSR1) < 0) + { + printf ("first raise failed: %m\n"); + exit (1); + } + if (raise (SIGUSR1) < 0) + { + printf ("second raise failed: %m\n"); + exit (1); + } + if (count != 2) + { + printf ("signal handler not called 2 times\n"); + exit (1); + } + exit (0); +} diff --git a/sysdeps/pthread/tst-setuid3.c b/sysdeps/pthread/tst-setuid3.c new file mode 100644 index 0000000000..261c265664 --- /dev/null +++ b/sysdeps/pthread/tst-setuid3.c @@ -0,0 +1,118 @@ +/* Copyright (C) 2014-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <stdio.h> +#include <errno.h> +#include <pthread.h> +#include <stdbool.h> +#include <unistd.h> + +/* The test must run under a non-privileged user ID. */ +static const uid_t test_uid = 1; + +static pthread_barrier_t barrier1; +static pthread_barrier_t barrier2; + +#define FAIL(fmt, ...) \ + do { printf ("FAIL: " fmt "\n", __VA_ARGS__); _exit (1); } while (0) + +#define FAIL_ERR(fmt, ...) \ + do { printf ("FAIL: " fmt ": %m\n", __VA_ARGS__); _exit (1); } while (0) + +/* True if x is not a successful return code from pthread_barrier_wait. */ +static inline bool +is_invalid_barrier_ret (int x) +{ + return x != 0 && x != PTHREAD_BARRIER_SERIAL_THREAD; +} + +static void * +thread_func (void *ctx __attribute__ ((unused))) +{ + int ret = pthread_barrier_wait (&barrier1); + if (is_invalid_barrier_ret (ret)) + FAIL ("pthread_barrier_wait (barrier1) (on thread): %d", ret); + ret = pthread_barrier_wait (&barrier2); + if (is_invalid_barrier_ret (ret)) + FAIL ("pthread_barrier_wait (barrier2) (on thread): %d", ret); + return NULL; +} + +static void +setuid_failure (int phase) +{ + int ret = setuid (0); + switch (ret) + { + case 0: + FAIL ("setuid succeeded unexpectedly in phase %d", phase); + case -1: + if (errno != EPERM) + FAIL_ERR ("setuid phase %d", phase); + break; + default: + FAIL ("invalid setuid return value in phase %d: %d", phase, ret); + } +} + +static int +do_test (void) +{ + if (getuid () == 0) + if (setuid (test_uid) != 0) + FAIL_ERR ("setuid (%u)", (unsigned) test_uid); + if (setuid (getuid ())) + FAIL_ERR ("setuid (%s)", "getuid ()"); + setuid_failure (1); + + int ret = pthread_barrier_init (&barrier1, NULL, 2); + if (ret != 0) + FAIL ("pthread_barrier_init (barrier1): %d", ret); + ret = pthread_barrier_init (&barrier2, NULL, 2); + if (ret != 0) + FAIL ("pthread_barrier_init (barrier2): %d", ret); + + pthread_t thread; + ret = pthread_create (&thread, NULL, thread_func, NULL); + if (ret != 0) + FAIL ("pthread_create: %d", ret); + + /* Ensure that the thread is running properly. */ + ret = pthread_barrier_wait (&barrier1); + if (is_invalid_barrier_ret (ret)) + FAIL ("pthread_barrier_wait (barrier1): %d", ret); + + setuid_failure (2); + + /* Check success case. */ + if (setuid (getuid ()) != 0) + FAIL_ERR ("setuid (%s)", "getuid ()"); + + /* Shutdown. */ + ret = pthread_barrier_wait (&barrier2); + if (is_invalid_barrier_ret (ret)) + FAIL ("pthread_barrier_wait (barrier2): %d", ret); + + ret = pthread_join (thread, NULL); + if (ret != 0) + FAIL ("pthread_join: %d", ret); + + return 0; +} + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" diff --git a/sysdeps/pthread/tst-signal4.c b/sysdeps/pthread/tst-signal4.c new file mode 100644 index 0000000000..e6e837a912 --- /dev/null +++ b/sysdeps/pthread/tst-signal4.c @@ -0,0 +1,59 @@ +/* Copyright (C) 2003-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2003. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <errno.h> +#include <pthread.h> +#include <signal.h> +#include <stdio.h> +#include <stdlib.h> + +static int +do_test (void) +{ + sigset_t ss; + + sigemptyset (&ss); + + int i; + for (i = 0; i < 10000; ++i) + { + long int r = random (); + + if (r != SIG_BLOCK && r != SIG_SETMASK && r != SIG_UNBLOCK) + { + int e = pthread_sigmask (r, &ss, NULL); + + if (e == 0) + { + printf ("pthread_sigmask succeeded for how = %ld\n", r); + exit (1); + } + + if (e != EINVAL) + { + puts ("pthread_sigmask didn't return EINVAL"); + exit (1); + } + } + } + + return 0; +} + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" diff --git a/sysdeps/pthread/tst-signal5.c b/sysdeps/pthread/tst-signal5.c new file mode 100644 index 0000000000..114bf060bc --- /dev/null +++ b/sysdeps/pthread/tst-signal5.c @@ -0,0 +1,110 @@ +/* Copyright (C) 2003-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2003. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <errno.h> +#include <pthread.h> +#include <signal.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> +#include <sys/mman.h> +#include <sys/wait.h> + + +static sigset_t ss; + + +static void * +tf (void *arg) +{ + sigset_t ss2; + if (pthread_sigmask (SIG_SETMASK, NULL, &ss2) != 0) + { + puts ("child: sigmask failed"); + exit (1); + } + + int i; + for (i = 1; i < 32; ++i) + if (sigismember (&ss, i) && ! sigismember (&ss2, i)) + { + printf ("signal %d set in parent mask, but not in child\n", i); + exit (1); + } + else if (! sigismember (&ss, i) && sigismember (&ss2, i)) + { + printf ("signal %d set in child mask, but not in parent\n", i); + exit (1); + } + + return NULL; +} + + +static int +do_test (void) +{ + sigemptyset (&ss); + sigaddset (&ss, SIGUSR1); + if (pthread_sigmask (SIG_SETMASK, &ss, NULL) != 0) + { + puts ("1st sigmask failed"); + exit (1); + } + + pthread_t th; + if (pthread_create (&th, NULL, tf, NULL) != 0) + { + puts ("1st create failed"); + exit (1); + } + + void *r; + if (pthread_join (th, &r) != 0) + { + puts ("1st join failed"); + exit (1); + } + + sigemptyset (&ss); + sigaddset (&ss, SIGUSR2); + sigaddset (&ss, SIGFPE); + if (pthread_sigmask (SIG_SETMASK, &ss, NULL) != 0) + { + puts ("2nd sigmask failed"); + exit (1); + } + + if (pthread_create (&th, NULL, tf, NULL) != 0) + { + puts ("2nd create failed"); + exit (1); + } + + if (pthread_join (th, &r) != 0) + { + puts ("2nd join failed"); + exit (1); + } + + return 0; +} + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" diff --git a/sysdeps/pthread/tst-signal6.c b/sysdeps/pthread/tst-signal6.c new file mode 100644 index 0000000000..fcf703127b --- /dev/null +++ b/sysdeps/pthread/tst-signal6.c @@ -0,0 +1,197 @@ +/* Copyright (C) 2003-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2003. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <pthread.h> +#include <signal.h> +#include <stdint.h> +#include <stdio.h> +#include <stdlib.h> +#include <unistd.h> + + +#ifdef SIGRTMIN + +# define N 2 +static pthread_barrier_t bar; +static struct +{ + void *p; + pthread_t s; +} ti[N]; +static int sig1; + + +static void +handler (int sig) +{ + pthread_t self = pthread_self (); + size_t i; + + for (i = 0; i < N; ++i) + if (ti[i].s == self) + { + if ((uintptr_t) ti[i].p <= (uintptr_t) &self + && (uintptr_t) ti[i].p + 2 * MINSIGSTKSZ > (uintptr_t) &self) + { + puts ("alt stack not used"); + exit (1); + } + + printf ("thread %zu used alt stack for signal %d\n", i, sig); + + return; + } + + puts ("handler: thread not found"); + exit (1); +} + + +static void * +tf (void *arg) +{ + size_t nr = (uintptr_t) arg; + if (nr >= N) + { + puts ("wrong nr parameter"); + exit (1); + } + + sigset_t ss; + sigemptyset (&ss); + size_t i; + for (i = 0; i < N; ++i) + if (i != nr) + if (sigaddset (&ss, sig1 + i) != 0) + { + puts ("tf: sigaddset failed"); + exit (1); + } + if (pthread_sigmask (SIG_BLOCK, &ss, NULL) != 0) + { + puts ("tf: sigmask failed"); + exit (1); + } + + void *p = malloc (2 * MINSIGSTKSZ); + if (p == NULL) + { + puts ("tf: malloc failed"); + exit (1); + } + + stack_t s; + s.ss_sp = p; + s.ss_size = 2 * MINSIGSTKSZ; + s.ss_flags = 0; + if (sigaltstack (&s, NULL) != 0) + { + puts ("tf: sigaltstack failed"); + exit (1); + } + + ti[nr].p = p; + ti[nr].s = pthread_self (); + + pthread_barrier_wait (&bar); + + pthread_barrier_wait (&bar); + + return NULL; +} + + +static int +do_test (void) +{ + sig1 = SIGRTMIN; + if (sig1 + N > SIGRTMAX) + { + puts ("too few RT signals"); + return 0; + } + + struct sigaction sa; + sa.sa_handler = handler; + sa.sa_flags = 0; + sigemptyset (&sa.sa_mask); + + if (sigaction (sig1, &sa, NULL) != 0 + || sigaction (sig1 + 1, &sa, NULL) != 0 + || sigaction (sig1 + 2, &sa, NULL) != 0) + { + puts ("sigaction failed"); + return 1; + } + + if (pthread_barrier_init (&bar, NULL, 1 + N) != 0) + { + puts ("barrier_init failed"); + return 1; + } + + pthread_t th[N]; + size_t i; + for (i = 0; i < N; ++i) + if (pthread_create (&th[i], NULL, tf, (void *) (long int) i) != 0) + { + puts ("create failed"); + return 1; + } + + /* Block the three signals. */ + sigset_t ss; + sigemptyset (&ss); + for (i = 0; i <= N; ++i) + sigaddset (&ss, sig1 + i); + if (pthread_sigmask (SIG_BLOCK, &ss, NULL) != 0) + { + puts ("main: sigmask failed"); + return 1; + } + + pthread_barrier_wait (&bar); + + /* Send some signals. */ + pid_t me = getpid (); + kill (me, sig1 + N); + for (i = 0; i < N; ++i) + kill (me, sig1 + i); + kill (me, sig1 + N); + + /* Give the signals a chance to be worked on. */ + sleep (1); + + pthread_barrier_wait (&bar); + + for (i = 0; i < N; ++i) + if (pthread_join (th[i], NULL) != 0) + { + puts ("join failed"); + return 1; + } + + return 0; +} + +# define TEST_FUNCTION do_test () + +#else +# define TEST_FUNCTION 0 +#endif +#include "../test-skeleton.c" diff --git a/sysdeps/pthread/tst-signal8.c b/sysdeps/pthread/tst-signal8.c new file mode 100644 index 0000000000..9da7e5ef07 --- /dev/null +++ b/sysdeps/pthread/tst-signal8.c @@ -0,0 +1,62 @@ +/* Tests for sigisemptyset and pthread_sigmask. + Copyright (C) 2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <signal.h> + +#include <support/check.h> +#include <support/xthread.h> + +static void * +tf (void *arg) +{ + { + sigset_t set; + sigemptyset (&set); + TEST_COMPARE (pthread_sigmask (SIG_BLOCK, 0, &set), 0); + TEST_COMPARE (sigisemptyset (&set), 1); + } + + { + sigset_t set; + sigfillset (&set); + TEST_COMPARE (pthread_sigmask (SIG_BLOCK, 0, &set), 0); + TEST_COMPARE (sigisemptyset (&set), 1); + } + + return NULL; +} + +static int +do_test (void) +{ + /* Ensure current SIG_BLOCK mask empty. */ + { + sigset_t set; + sigemptyset (&set); + TEST_COMPARE (sigprocmask (SIG_BLOCK, &set, 0), 0); + } + + { + pthread_t thr = xpthread_create (NULL, tf, NULL); + xpthread_join (thr); + } + + return 0; +} + +#include <support/test-driver.c> diff --git a/sysdeps/pthread/tst-stack1.c b/sysdeps/pthread/tst-stack1.c new file mode 100644 index 0000000000..7285a9cbc9 --- /dev/null +++ b/sysdeps/pthread/tst-stack1.c @@ -0,0 +1,148 @@ +/* Copyright (C) 2002-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <limits.h> +#include <pthread.h> +#include <stdio.h> +#include <stdlib.h> +#include <sys/param.h> +#include <unistd.h> + + +static void *stack; +static size_t size; + + +static void * +tf (void *a) +{ + int result = 0; + + puts ("child start"); + + pthread_attr_t attr; + if (pthread_getattr_np (pthread_self (), &attr) != 0) + { + puts ("getattr_np failed"); + exit (1); + } + + size_t test_size; + void *test_stack; + if (pthread_attr_getstack (&attr, &test_stack, &test_size) != 0) + { + puts ("attr_getstack failed"); + exit (1); + } + + if (test_size != size) + { + printf ("child: reported size differs: is %zu, expected %zu\n", + test_size, size); + result = 1; + } + + if (test_stack != stack) + { + printf ("child: reported stack address differs: is %p, expected %p\n", + test_stack, stack); + result = 1; + } + + puts ("child OK"); + + return result ? (void *) 1l : NULL; +} + + +int +do_test (void) +{ + int result = 0; + + size = 4 * getpagesize (); +#ifdef PTHREAD_STACK_MIN + size = MAX (size, PTHREAD_STACK_MIN); +#endif + if (posix_memalign (&stack, getpagesize (), size) != 0) + { + puts ("out of memory while allocating the stack memory"); + exit (1); + } + + pthread_attr_t attr; + if (pthread_attr_init (&attr) != 0) + { + puts ("attr_init failed"); + exit (1); + } + + puts ("attr_setstack"); + if (pthread_attr_setstack (&attr, stack, size) != 0) + { + puts ("attr_setstack failed"); + exit (1); + } + + size_t test_size; + void *test_stack; + puts ("attr_getstack"); + if (pthread_attr_getstack (&attr, &test_stack, &test_size) != 0) + { + puts ("attr_getstack failed"); + exit (1); + } + + if (test_size != size) + { + printf ("reported size differs: is %zu, expected %zu\n", + test_size, size); + result = 1; + } + + if (test_stack != stack) + { + printf ("reported stack address differs: is %p, expected %p\n", + test_stack, stack); + result = 1; + } + + puts ("create"); + + pthread_t th; + if (pthread_create (&th, &attr, tf, NULL) != 0) + { + puts ("failed to create thread"); + exit (1); + } + + void *status; + if (pthread_join (th, &status) != 0) + { + puts ("join failed"); + exit (1); + } + + result |= status != NULL; + + return result; +} + + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" diff --git a/sysdeps/pthread/tst-stdio1.c b/sysdeps/pthread/tst-stdio1.c new file mode 100644 index 0000000000..66696a92ee --- /dev/null +++ b/sysdeps/pthread/tst-stdio1.c @@ -0,0 +1,56 @@ +/* Copyright (C) 2002-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <pthread.h> +#include <signal.h> +#include <stdio.h> +#include <unistd.h> + +static int do_test (void); + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" + +static void *tf (void *a) +{ + flockfile (stdout); + /* This call should never return. */ + return a; +} + + +int +do_test (void) +{ + pthread_t th; + + flockfile (stdout); + + if (pthread_create (&th, NULL, tf, NULL) != 0) + { + write_message ("create failed\n"); + _exit (1); + } + + delayed_exit (1); + xpthread_join (th); + + puts ("join returned"); + + return 1; +} diff --git a/sysdeps/pthread/tst-stdio2.c b/sysdeps/pthread/tst-stdio2.c new file mode 100644 index 0000000000..343b34ce83 --- /dev/null +++ b/sysdeps/pthread/tst-stdio2.c @@ -0,0 +1,82 @@ +/* Copyright (C) 2002-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <pthread.h> +#include <signal.h> +#include <stdio.h> +#include <stdlib.h> +#include <unistd.h> + + +static int do_test (void); + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" + +static void *tf (void *a) +{ + puts ("start tf"); + + /* Multiple locking, implicitly or explicitly, must be possible. */ + flockfile (stdout); + + puts ("after first flockfile"); + + flockfile (stdout); + + puts ("foo"); + + funlockfile (stdout); + + puts ("after first funlockfile"); + + funlockfile (stdout); + + puts ("all done"); + + return a; +} + + +int +do_test (void) +{ + pthread_t th; + + if (pthread_create (&th, NULL, tf, NULL) != 0) + { + write_message ("create failed\n"); + _exit (1); + } + + void *result; + if (pthread_join (th, &result) != 0) + { + puts ("join failed"); + exit (1); + } + else if (result != NULL) + { + printf ("wrong return value: %p, expected %p\n", result, NULL); + exit (1); + } + + puts ("join returned succsefully"); + + return 0; +} diff --git a/sysdeps/pthread/tst-tsd1.c b/sysdeps/pthread/tst-tsd1.c new file mode 100644 index 0000000000..3e97dea078 --- /dev/null +++ b/sysdeps/pthread/tst-tsd1.c @@ -0,0 +1,117 @@ +/* Copyright (C) 2002-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <pthread.h> +#include <stdio.h> +#include <string.h> + + +static int +do_test (void) +{ + pthread_key_t key1; + pthread_key_t key2; + void *value; + int result = 0; + int err; + + err = pthread_key_create (&key1, NULL); + if (err != 0) + { + printf ("1st key_create failed: %s\n", strerror (err)); + return 1; + } + + /* Initial value must be NULL. */ + value = pthread_getspecific (key1); + if (value != NULL) + { + puts ("1st getspecific != NULL"); + result = 1; + } + + err = pthread_setspecific (key1, (void *) -2l); + if (err != 0) + { + printf ("1st setspecific failed: %s\n", strerror (err)); + return 1; + } + + value = pthread_getspecific (key1); + if (value == NULL) + { + puts ("2nd getspecific == NULL\n"); + result = 1; + } + else if (value != (void *) -2l) + { + puts ("2nd getspecific != -2l\n"); + result = 1; + } + + err = pthread_setspecific (key1, (void *) -3l); + if (err != 0) + { + printf ("2nd setspecific failed: %s\n", strerror (err)); + return 1; + } + + value = pthread_getspecific (key1); + if (value == NULL) + { + puts ("3rd getspecific == NULL\n"); + result = 1; + } + else if (value != (void *) -3l) + { + puts ("3rd getspecific != -2l\n"); + result = 1; + } + + err = pthread_key_delete (key1); + if (err != 0) + { + printf ("key_delete failed: %s\n", strerror (err)); + result = 1; + } + + + err = pthread_key_create (&key2, NULL); + if (err != 0) + { + printf ("2nd key_create failed: %s\n", strerror (err)); + return 1; + } + + if (key1 != key2) + puts ("key1 != key2; no more tests performed"); + else + { + value = pthread_getspecific (key2); + if (value != NULL) + { + puts ("4th getspecific != NULL"); + result = 1; + } + } + + return result; +} + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" diff --git a/sysdeps/pthread/tst-tsd2.c b/sysdeps/pthread/tst-tsd2.c new file mode 100644 index 0000000000..f72da40c84 --- /dev/null +++ b/sysdeps/pthread/tst-tsd2.c @@ -0,0 +1,96 @@ +/* Copyright (C) 2002-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <pthread.h> +#include <stdio.h> +#include <string.h> + + +static int result; + + +static void +destr (void *arg) +{ + if (arg != (void *) -2l) + result = 2; + else + result = 0; +} + + +static void * +tf (void *arg) +{ + pthread_key_t key = (pthread_key_t) (long int) arg; + int err; + + err = pthread_setspecific (key, (void *) -2l); + if (err != 0) + result = 3; + + return NULL; +} + + +static int +do_test (void) +{ + pthread_key_t key; + pthread_t th; + int err; + + err = pthread_key_create (&key, destr); + if (err != 0) + { + printf ("key_create failed: %s\n", strerror (err)); + return 1; + } + + result = 1; + + err = pthread_create (&th, NULL, tf, (void *) (long int) key); + if (err != 0) + { + printf ("create failed: %s\n", strerror (err)); + return 1; + } + + /* Wait for the thread to terminate. */ + err = pthread_join (th, NULL); + if (err != 0) + { + printf ("join failed: %s\n", strerror (err)); + return 1; + } + + if (result == 1) + puts ("destructor not called"); + else if (result == 2) + puts ("destructor got passed a wrong value"); + else if (result == 3) + puts ("setspecific in child failed"); + else if (result != 0) + puts ("result != 0"); + + return result; +} + + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" diff --git a/sysdeps/pthread/tst-tsd5.c b/sysdeps/pthread/tst-tsd5.c new file mode 100644 index 0000000000..e439588329 --- /dev/null +++ b/sysdeps/pthread/tst-tsd5.c @@ -0,0 +1,80 @@ +/* Copyright (C) 2004-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2004. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <pthread.h> +#include <stdio.h> +#include <stdlib.h> + + +static pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER; + + +static void +cl (void *p) +{ + pthread_mutex_unlock (&m); +} + + +static void * +tf (void *arg) +{ + if (pthread_mutex_lock (&m) != 0) + { + puts ("2nd mutex_lock failed"); + exit (1); + } + + exit (0); +} + + +static int +do_test (void) +{ + pthread_key_t k; + if (pthread_key_create (&k, cl) != 0) + { + puts ("key_create failed"); + return 1; + } + if (pthread_setspecific (k, (void *) 1) != 0) + { + puts ("setspecific failed"); + return 1; + } + + if (pthread_mutex_lock (&m) != 0) + { + puts ("1st mutex_lock failed"); + return 1; + } + + pthread_t th; + if (pthread_create (&th, NULL, tf, NULL) != 0) + { + puts ("create failed"); + return 1; + } + + pthread_exit (NULL); +} + + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" diff --git a/sysdeps/pthread/tst-tsd6.c b/sysdeps/pthread/tst-tsd6.c new file mode 100644 index 0000000000..debb1dd367 --- /dev/null +++ b/sysdeps/pthread/tst-tsd6.c @@ -0,0 +1,89 @@ +#include <errno.h> +#include <pthread.h> +#include <stdio.h> +#include <stdlib.h> +#include <unistd.h> +#include <sys/wait.h> + +#define NKEYS 100 +static pthread_key_t keys[NKEYS]; +static pthread_barrier_t b; + + +static void * +tf (void *arg) +{ + void *res = NULL; + for (int i = 0; i < NKEYS; ++i) + { + void *p = pthread_getspecific (keys[i]); + pthread_setspecific (keys[i], (void *) 7); + if (p != NULL) + res = p; + } + if (arg != NULL) + { + pthread_barrier_wait (arg); + pthread_barrier_wait (arg); + } + return res; +} + + +static int +do_test (void) +{ + pthread_barrier_init (&b, NULL, 2); + + for (int i = 0; i < NKEYS; ++i) + if (pthread_key_create (&keys[i], NULL) != 0) + { + puts ("cannot create keys"); + return 1; + } + + pthread_t th; + if (pthread_create (&th, NULL, tf, &b) != 0) + { + puts ("cannot create thread in parent"); + return 1; + } + + pthread_barrier_wait (&b); + + pid_t pid = fork (); + if (pid == 0) + { + if (pthread_create (&th, NULL, tf, NULL) != 0) + { + puts ("cannot create thread in child"); + exit (1); + } + + void *res; + pthread_join (th, &res); + + exit (res != NULL); + } + else if (pid == -1) + { + puts ("cannot create child process"); + return 1; + } + + int s; + if (TEMP_FAILURE_RETRY (waitpid (pid, &s, 0)) != pid) + { + puts ("failing to wait for child process"); + return 1; + } + + pthread_barrier_wait (&b); + pthread_join (th, NULL); + + return !WIFEXITED (s) ? 2 : WEXITSTATUS (s); +} + + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" diff --git a/sysdeps/pthread/tst-umask1.c b/sysdeps/pthread/tst-umask1.c new file mode 100644 index 0000000000..46ff89b9fd --- /dev/null +++ b/sysdeps/pthread/tst-umask1.c @@ -0,0 +1,136 @@ +/* Copyright (C) 2003-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2003. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <fcntl.h> +#include <pthread.h> +#include <stdbool.h> +#include <stdio.h> +#include <stdlib.h> +#include <unistd.h> +#include <sys/stat.h> + + +static struct +{ + int (*fp) (const char *, mode_t); + const char *name; + bool is_fd; +} fcts[] = +{ + { creat, "creat", true }, + { mkdir, "mkdir", false }, + { mkfifo, "mkfifo", false }, +}; +#define nfcts (sizeof (fcts) / sizeof (fcts[0])) + + +static int +work (const char *fname, int mask) +{ + int result = 0; + size_t i; + for (i = 0; i < nfcts; ++i) + { + remove (fname); + int fd = fcts[i].fp (fname, 0777); + if (fd == -1) + { + printf ("cannot %s %s: %m\n", fcts[i].name, fname); + exit (1); + } + if (fcts[i].is_fd) + close (fd); + struct stat64 st; + if (stat64 (fname, &st) == -1) + { + printf ("cannot stat %s after %s: %m\n", fname, fcts[i].name); + exit (1); + } + + if ((st.st_mode & mask) != 0) + { + printf ("mask not successful after %s: %x still set\n", + fcts[i].name, (unsigned int) (st.st_mode & mask)); + result = 1; + } + } + + return result; +} + + +static pthread_barrier_t bar; + + +static void * +tf (void *arg) +{ + pthread_barrier_wait (&bar); + + int result = work (arg, 022); + + pthread_barrier_wait (&bar); + + pthread_barrier_wait (&bar); + + return (work (arg, 0) | result) ? (void *) -1l : NULL; +} + + +static int +do_test (const char *fname) +{ + int result = 0; + + umask (0); + result |= work (fname, 0); + + pthread_barrier_init (&bar, NULL, 2); + + pthread_t th; + if (pthread_create (&th, NULL, tf, (void *) fname) != 0) + { + puts ("cannot create thread"); + exit (1); + } + + umask (022); + result |= work (fname, 022); + + pthread_barrier_wait (&bar); + + pthread_barrier_wait (&bar); + + umask (0); + + pthread_barrier_wait (&bar); + + void *res; + if (pthread_join (th, &res) != 0) + { + puts ("join failed"); + exit (1); + } + + remove (fname); + + return result || res != NULL; +} + +#define TEST_FUNCTION do_test (argc < 2 ? "/tmp/tst-umask.tmp" : argv[1]) +#include "../test-skeleton.c" diff --git a/sysdeps/pthread/tst-unload.c b/sysdeps/pthread/tst-unload.c new file mode 100644 index 0000000000..b29745c9c1 --- /dev/null +++ b/sysdeps/pthread/tst-unload.c @@ -0,0 +1,47 @@ +/* Tests for non-unloading of libpthread. + Copyright (C) 2000-2020 Free Software Foundation, Inc. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2000. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public License as + published by the Free Software Foundation; either version 2.1 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; see the file COPYING.LIB. If + not, see <https://www.gnu.org/licenses/>. */ + +#include <dlfcn.h> +#include <stdio.h> +#include <stdlib.h> +#include <gnu/lib-names.h> + +static int +do_test (void) +{ + void *p = dlopen (LIBPTHREAD_SO, RTLD_LAZY); + + if (p == NULL) + { + puts ("failed to load " LIBPTHREAD_SO); + return 1; + } + + if (dlclose (p) != 0) + { + puts ("dlclose (" LIBPTHREAD_SO ") failed"); + return 1; + } + + puts ("seems to work"); + + return 0; +} + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" diff --git a/sysdeps/pthread/tst-unwind-thread.c b/sysdeps/pthread/tst-unwind-thread.c new file mode 100644 index 0000000000..d5c38e3709 --- /dev/null +++ b/sysdeps/pthread/tst-unwind-thread.c @@ -0,0 +1,2 @@ +#define USE_PTHREADS 1 +#include "../elf/tst-unwind-main.c" diff --git a/sysdeps/pthread/tst-vfork1x.c b/sysdeps/pthread/tst-vfork1x.c new file mode 100644 index 0000000000..f409ec49b3 --- /dev/null +++ b/sysdeps/pthread/tst-vfork1x.c @@ -0,0 +1 @@ +#include <posix/tst-vfork1.c> diff --git a/sysdeps/pthread/tst-vfork2x.c b/sysdeps/pthread/tst-vfork2x.c new file mode 100644 index 0000000000..5356e83115 --- /dev/null +++ b/sysdeps/pthread/tst-vfork2x.c @@ -0,0 +1 @@ +#include <posix/tst-vfork2.c> |