mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-22 21:10:07 +00:00
83 lines
1.8 KiB
C
83 lines
1.8 KiB
C
/* Copyright (C) 2002-2016 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
|
|
|
|
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/>. */
|
|
|
|
#include <pthread.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
|
|
|
|
static pthread_mutex_t lock = PTHREAD_MUTEX_INITIALIZER;
|
|
|
|
|
|
static void *
|
|
tf (void *arg)
|
|
{
|
|
pthread_t mh = (pthread_t) arg;
|
|
void *result;
|
|
|
|
if (pthread_mutex_unlock (&lock) != 0)
|
|
{
|
|
puts ("unlock failed");
|
|
exit (1);
|
|
}
|
|
|
|
if (pthread_join (mh, &result) != 0)
|
|
{
|
|
puts ("join failed");
|
|
exit (1);
|
|
}
|
|
|
|
if (result != (void *) 42l)
|
|
{
|
|
printf ("result wrong: expected %p, got %p\n", (void *) 42, result);
|
|
exit (1);
|
|
}
|
|
|
|
exit (0);
|
|
}
|
|
|
|
|
|
static int
|
|
do_test (void)
|
|
{
|
|
pthread_t th;
|
|
|
|
if (pthread_mutex_lock (&lock) != 0)
|
|
{
|
|
puts ("1st lock failed");
|
|
exit (1);
|
|
}
|
|
|
|
if (pthread_create (&th, NULL, tf, (void *) pthread_self ()) != 0)
|
|
{
|
|
puts ("create failed");
|
|
exit (1);
|
|
}
|
|
|
|
if (pthread_mutex_lock (&lock) != 0)
|
|
{
|
|
puts ("2nd lock failed");
|
|
exit (1);
|
|
}
|
|
|
|
pthread_exit ((void *) 42);
|
|
}
|
|
|
|
#define TEST_FUNCTION do_test ()
|
|
#include "../test-skeleton.c"
|