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| -rw-r--r-- | nptl/tst-abstime.c | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/nptl/tst-abstime.c b/nptl/tst-abstime.c new file mode 100644 index 0000000000..73105f705d --- /dev/null +++ b/nptl/tst-abstime.c @@ -0,0 +1,65 @@ +/* Copyright (C) 2010 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Andreas Schwab <schwab@redhat.com>, 2010. + + 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 <assert.h> +#include <errno.h> +#include <pthread.h> + +pthread_cond_t c = PTHREAD_COND_INITIALIZER; +pthread_mutex_t m1 = PTHREAD_MUTEX_INITIALIZER; +pthread_mutex_t m2 = PTHREAD_MUTEX_INITIALIZER; +pthread_rwlock_t rw1 = PTHREAD_RWLOCK_INITIALIZER; +pthread_rwlock_t rw2 = PTHREAD_RWLOCK_INITIALIZER; + +static void * +th (void *arg) +{ + int r; + struct timespec t = { -2, 0 }; + + r = pthread_mutex_timedlock (&m1, &t); + assert (r == ETIMEDOUT); + r = pthread_rwlock_timedrdlock (&rw1, &t); + assert (r == ETIMEDOUT); + r = pthread_rwlock_timedwrlock (&rw2, &t); + assert (r == ETIMEDOUT); + return 0; +} + +int +do_test (void) +{ + int r; + struct timespec t = { -2, 0 }; + pthread_t pth; + + pthread_mutex_lock (&m1); + pthread_rwlock_wrlock (&rw1); + pthread_rwlock_rdlock (&rw2); + pthread_mutex_lock (&m2); + pthread_create (&pth, 0, th, 0); + r = pthread_cond_timedwait (&c, &m2, &t); + assert (r == ETIMEDOUT); + pthread_join (pth, 0); + return 0; +} + + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" |