diff options
Diffstat (limited to 'nptl')
| -rw-r--r-- | nptl/ChangeLog | 3 | ||||
| -rw-r--r-- | nptl/Makefile | 2 | ||||
| -rw-r--r-- | nptl/tst-cancel8.c | 143 |
3 files changed, 147 insertions, 1 deletions
diff --git a/nptl/ChangeLog b/nptl/ChangeLog index dee8b27b31..ef1a4fe229 100644 --- a/nptl/ChangeLog +++ b/nptl/ChangeLog @@ -1,5 +1,8 @@ 2003-02-10 Ulrich Drepper <drepper@redhat.com> + * Makefile (tests): Add tst-cancel8. + * tst-cancel8.c: New file. + * sysdeps/unix/sysv/linux/i386/pthread_once.S (clear_once_control): Fix clearing of control variable. * Makefile (tests): Add tst-once3 and tst-once4. diff --git a/nptl/Makefile b/nptl/Makefile index f6738257ab..3397482ee1 100644 --- a/nptl/Makefile +++ b/nptl/Makefile @@ -140,7 +140,7 @@ tests = tst-mutex1 tst-mutex2 tst-mutex3 tst-mutex4 tst-mutex5 tst-mutex6 \ tst-fork1 tst-fork2 tst-fork3 \ tst-atfork1 \ tst-cancel1 tst-cancel2 tst-cancel3 tst-cancel4 tst-cancel5 \ - tst-cancel6 tst-cancel7 \ + tst-cancel6 tst-cancel7 tst-cancel8 \ tst-cleanup1 tst-cleanup2 \ tst-flock1 tst-flock2 \ tst-signal1 tst-signal2 tst-signal3 \ diff --git a/nptl/tst-cancel8.c b/nptl/tst-cancel8.c new file mode 100644 index 0000000000..fc836627d0 --- /dev/null +++ b/nptl/tst-cancel8.c @@ -0,0 +1,143 @@ +/* Copyright (C) 2003 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#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" |