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author | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2020-02-09 19:17:51 +0000 |
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committer | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2020-02-09 19:24:44 +0000 |
commit | d8f1f2d9ab2144b589fdac3e381cd86e71871e43 (patch) | |
tree | 586832da5c77a4635006cfecb4515e23956ddaa6 /sysdeps/pthread/tst-cond27.c | |
parent | faae4b2bdd692d929037c80c3315f716f02f3b00 (diff) | |
download | glibc-d8f1f2d9ab2144b589fdac3e381cd86e71871e43.tar.gz glibc-d8f1f2d9ab2144b589fdac3e381cd86e71871e43.tar.xz glibc-d8f1f2d9ab2144b589fdac3e381cd86e71871e43.zip |
pthread: Move most cond tests from nptl to sysdeps/pthread
So they can be checked with htl too.
Diffstat (limited to 'sysdeps/pthread/tst-cond27.c')
-rw-r--r-- | sysdeps/pthread/tst-cond27.c | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/sysdeps/pthread/tst-cond27.c b/sysdeps/pthread/tst-cond27.c new file mode 100644 index 0000000000..c8142abf9e --- /dev/null +++ b/sysdeps/pthread/tst-cond27.c @@ -0,0 +1,66 @@ +/* Test pthread_cond_clockwait timeout. + + Copyright (C) 2019-2020 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 + <https://www.gnu.org/licenses/>. */ + +#include <errno.h> +#include <pthread.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <time.h> +#include <sys/time.h> +#include <support/check.h> +#include <support/timespec.h> +#include <support/xthread.h> + + +static pthread_mutex_t mut = PTHREAD_ERRORCHECK_MUTEX_INITIALIZER_NP; +static pthread_cond_t cond = PTHREAD_COND_INITIALIZER; + + +static int +do_test_clock (clockid_t clockid) +{ + /* Get the mutex. */ + xpthread_mutex_lock (&mut); + + /* Waiting for the condition will fail. But we want the timeout here. */ + const struct timespec ts_now = xclock_now (clockid); + const struct timespec ts_timeout = + timespec_add (ts_now, make_timespec (0, 500000000)); + + /* In theory pthread_cond_clockwait could return zero here due to + spurious wakeup. However that can't happen without a signal or an + additional waiter. */ + TEST_COMPARE (pthread_cond_clockwait (&cond, &mut, clockid, &ts_timeout), + ETIMEDOUT); + + xpthread_mutex_unlock (&mut); + + return 0; +} + +static int +do_test (void) +{ + do_test_clock (CLOCK_MONOTONIC); + do_test_clock (CLOCK_REALTIME); + return 0; +} + +#include <support/test-driver.c> |