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linux-next/tools/build/feature/test-pthread-barrier.c
Arnaldo Carvalho de Melo 25ab5abf5b tools build feature: Check if pthread_barrier_t is available
As 'perf bench futex wake-parallel" will use this, which is not
available in older systems such as versions of the android NDK used in
my container build tests (r12b and r15c at the moment).

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Davidlohr Bueso <dave@stgolabs.net>
Cc: James Yang <james.yang@arm.com
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Kim Phillips <kim.phillips@arm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: https://lkml.kernel.org/n/tip-1i7iv54in4wj08lwo55b0pzv@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2017-12-05 10:21:59 -03:00

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244 B
C

// SPDX-License-Identifier: GPL-2.0
#include <stdint.h>
#include <pthread.h>
int main(void)
{
pthread_barrier_t barrier;
pthread_barrier_init(&barrier, NULL, 1);
pthread_barrier_wait(&barrier);
return pthread_barrier_destroy(&barrier);
}