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author | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2018-12-27 15:49:30 +0000 |
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committer | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2018-12-27 15:49:30 +0000 |
commit | e14d51045326808a48d43d7e0b45860cd33e2b17 (patch) | |
tree | 90b47e500bf7b1ccffae92fc2105cea5b8b7b61f /htl/tests/test-10.c | |
parent | c949e9c224c0fc890982cc42797ae868b04faa00 (diff) | |
parent | 963c37d5c0eb62b38f8764b23931c0dcdd497a13 (diff) |
Merge commit 'refs/top-bases/t/context_functions' into t/context_functions
Diffstat (limited to 'htl/tests/test-10.c')
-rw-r--r-- | htl/tests/test-10.c | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/htl/tests/test-10.c b/htl/tests/test-10.c new file mode 100644 index 0000000000..4fa2acb2f5 --- /dev/null +++ b/htl/tests/test-10.c @@ -0,0 +1,62 @@ +/* Test error checking mutexes. + 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 <assert.h> +#include <error.h> +#include <errno.h> + +int +main (int argc, char **argv) +{ + error_t err; + pthread_mutexattr_t mattr; + pthread_mutex_t mutex; + + err = pthread_mutexattr_init (&mattr); + if (err) + error (1, err, "pthread_mutexattr_init"); + + err = pthread_mutexattr_settype (&mattr, PTHREAD_MUTEX_ERRORCHECK); + if (err) + error (1, err, "pthread_mutexattr_settype"); + + err = pthread_mutex_init (&mutex, &mattr); + if (err) + error (1, err, "pthread_mutex_init"); + + err = pthread_mutexattr_destroy (&mattr); + if (err) + error (1, err, "pthread_mutexattr_destroy"); + + err = pthread_mutex_lock (&mutex); + assert (err == 0); + + err = pthread_mutex_lock (&mutex); + assert (err == EDEADLK); + + err = pthread_mutex_unlock (&mutex); + assert (err == 0); + + err = pthread_mutex_unlock (&mutex); + assert (err == EPERM); + + return 0; +} |