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author | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2018-12-27 16:33:27 +0000 |
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committer | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2018-12-27 16:33:27 +0000 |
commit | 064374be911f72dfaec8a75f06da1f9fc1827712 (patch) | |
tree | ad96fd1f1b9b57a50005db7803f6b79e748bb820 /htl/tests/test-13.c | |
parent | 4dc1e6e42f1f602e1d2227e112f2db8dce9da763 (diff) | |
parent | 7c7d34a16f08f84427b3f617313d9633423ad5eb (diff) |
Merge commit 'refs/top-bases/t/hurdsig-global-dispositions' into t/hurdsig-global-dispositions
Diffstat (limited to 'htl/tests/test-13.c')
-rw-r--r-- | htl/tests/test-13.c | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/htl/tests/test-13.c b/htl/tests/test-13.c new file mode 100644 index 0000000000..aa3b84312e --- /dev/null +++ b/htl/tests/test-13.c @@ -0,0 +1,82 @@ +/* Test condition attributes and pthread_cond_timedwait. + Copyright (C) 2000-2018 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 + <http://www.gnu.org/licenses/>. */ + +#define _GNU_SOURCE + +#include <pthread.h> +#include <stdio.h> +#include <assert.h> +#include <error.h> +#include <errno.h> +#include <sys/time.h> + +int +main (int argc, char **argv) +{ + error_t err; + int i; + pthread_condattr_t attr; + pthread_cond_t cond; + struct timespec ts; + pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER; + struct timeval before, after; + int diff; + + err = pthread_condattr_init (&attr); + if (err) + error (1, err, "pthread_condattr_init"); + + err = pthread_condattr_getpshared (&attr, &i); + if (err) + error (1, err, "pthread_condattr_getpshared"); + assert (i == PTHREAD_PROCESS_PRIVATE); + + err = pthread_condattr_setpshared (&attr, PTHREAD_PROCESS_PRIVATE); + assert (err == 0); + + err = pthread_cond_init (&cond, &attr); + if (err) + error (1, err, "pthread_cond_init"); + + err = pthread_condattr_destroy (&attr); + if (err) + error (1, err, "pthread_condattr_destroy"); + + gettimeofday (&before, 0); + ts.tv_sec = before.tv_sec + 1; + ts.tv_nsec = before.tv_usec * 1000; + + printf ("Starting wait @ %d\n", (int) before.tv_sec); + + pthread_mutex_lock (&m); + err = pthread_cond_timedwait (&cond, &m, &ts); + + gettimeofday (&after, 0); + + printf ("End wait @ %d (err = %d)\n", (int) after.tv_sec, err); + + assert (err == ETIMEDOUT); + + diff = after.tv_sec * 1000000 + after.tv_usec + - before.tv_sec * 1000000 - before.tv_usec; + + if (diff < 900000 || diff > 1100000) + error (1, EGRATUITOUS, "pthread_cond_timedwait waited %d us", diff); + + return 0; +} |