glibc/nptl/tst-sem2.c

55 lines
1.5 KiB
C

/* Copyright (C) 2002 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, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <errno.h>
#include <semaphore.h>
#include <signal.h>
#include <stdio.h>
#include <unistd.h>
static int
do_test (void)
{
sem_t s;
if (sem_init (&s, 0, 0) == -1)
{
puts ("init failed");
return 1;
}
/* Set an alarm for 1 second. The wrapper will expect this. */
alarm (1);
if (TEMP_FAILURE_RETRY (sem_wait (&s)) == -1)
{
puts ("wait failed");
return 1;
}
/* We should never get here. */
puts ("wait succeeded");
return 1;
}
#define EXPECTED_SIGNAL SIGALRM
#define TEST_FUNCTION do_test ()
#include "../test-skeleton.c"