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author | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2020-01-13 19:58:28 +0000 |
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committer | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2020-02-09 13:56:48 +0100 |
commit | b05de1040009d0d07a5a2e2765cffe554ffbe6ac (patch) | |
tree | 2b112a97ce7947699fac8b6df47e6db0b5196ded /nptl/tst-cnd-broadcast.c | |
parent | 6cefe985b869e7b33b05ce7252410474d8a6c3ad (diff) | |
download | glibc-b05de1040009d0d07a5a2e2765cffe554ffbe6ac.tar.gz glibc-b05de1040009d0d07a5a2e2765cffe554ffbe6ac.tar.xz glibc-b05de1040009d0d07a5a2e2765cffe554ffbe6ac.zip |
C11 threads: Move implementation to sysdeps/pthread
so it gets shared by nptl and htl. Also add htl versions of thrd_current and thrd_yield. Reviewed-by: Adhemerval Zanella <adhemerval.zanella@linaro.org>
Diffstat (limited to 'nptl/tst-cnd-broadcast.c')
-rw-r--r-- | nptl/tst-cnd-broadcast.c | 97 |
1 files changed, 0 insertions, 97 deletions
diff --git a/nptl/tst-cnd-broadcast.c b/nptl/tst-cnd-broadcast.c deleted file mode 100644 index ccc8504f6f..0000000000 --- a/nptl/tst-cnd-broadcast.c +++ /dev/null @@ -1,97 +0,0 @@ -/* C11 threads condition broadcast variable tests. - Copyright (C) 2018-2020 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 <threads.h> -#include <stdbool.h> -#include <stdio.h> -#include <unistd.h> - -#include <support/check.h> - -/* Condition variable where child threads will wait. */ -static cnd_t cond; - -/* Mutex to control wait on cond. */ -static mtx_t mutex; - -/* Number of threads which have entered the cnd_wait region. */ -static unsigned int waiting_threads; - -/* Code executed by each thread. */ -static int -child_wait (void* data) -{ - /* Wait until parent thread sends broadcast here. */ - mtx_lock (&mutex); - ++waiting_threads; - cnd_wait (&cond, &mutex); - mtx_unlock (&mutex); - - thrd_exit (thrd_success); -} - -#define N 5 - -static int -do_test (void) -{ - thrd_t ids[N]; - unsigned char i; - - if (cnd_init (&cond) != thrd_success) - FAIL_EXIT1 ("cnd_init failed"); - if (mtx_init (&mutex, mtx_plain) != thrd_success) - FAIL_EXIT1 ("mtx_init failed"); - - /* Create N new threads. */ - for (i = 0; i < N; ++i) - { - if (thrd_create (&ids[i], child_wait, NULL) != thrd_success) - FAIL_EXIT1 ("thrd_create failed"); - } - - /* Wait for other threads to reach their wait func. */ - while (true) - { - mtx_lock (&mutex); - TEST_VERIFY (waiting_threads <= N); - bool done_waiting = waiting_threads == N; - mtx_unlock (&mutex); - if (done_waiting) - break; - thrd_sleep (&((struct timespec){.tv_nsec = 100 * 1000 * 1000}), NULL); - } - - mtx_lock (&mutex); - if (cnd_broadcast (&cond) != thrd_success) - FAIL_EXIT1 ("cnd_broadcast failed"); - mtx_unlock (&mutex); - - for (i = 0; i < N; ++i) - { - if (thrd_join (ids[i], NULL) != thrd_success) - FAIL_EXIT1 ("thrd_join failed"); - } - - mtx_destroy (&mutex); - cnd_destroy (&cond); - - return 0; -} - -#include <support/test-driver.c> |