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Andreas Schwab
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Jul 2, 2010
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/* 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. */ | ||
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#include <assert.h> | ||
#include <errno.h> | ||
#include <pthread.h> | ||
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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; | ||
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static void * | ||
th (void *arg) | ||
{ | ||
int r; | ||
struct timespec t = { -2, 0 }; | ||
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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; | ||
} | ||
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int | ||
do_test (void) | ||
{ | ||
int r; | ||
struct timespec t = { -2, 0 }; | ||
pthread_t pth; | ||
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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; | ||
} | ||
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#define TEST_FUNCTION do_test () | ||
#include "../test-skeleton.c" |