mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-26 20:51:11 +00:00
81 lines
1.8 KiB
C
81 lines
1.8 KiB
C
/* Copyright (C) 2003-2016 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
Contributed by Ulrich Drepper <drepper@redhat.com>, 2003.
|
|
|
|
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 <errno.h>
|
|
#include <semaphore.h>
|
|
#include <signal.h>
|
|
#include <stdio.h>
|
|
#include <unistd.h>
|
|
|
|
|
|
static void
|
|
handler (int sig)
|
|
{
|
|
struct sigaction sa;
|
|
|
|
sa.sa_handler = SIG_DFL;
|
|
sa.sa_flags = 0;
|
|
sigemptyset (&sa.sa_mask);
|
|
|
|
sigaction (SIGALRM, &sa, NULL);
|
|
|
|
/* Rearm the timer. */
|
|
alarm (1);
|
|
}
|
|
|
|
|
|
static int
|
|
do_test (void)
|
|
{
|
|
sem_t s;
|
|
struct sigaction sa;
|
|
|
|
sa.sa_handler = handler;
|
|
sa.sa_flags = 0;
|
|
sigemptyset (&sa.sa_mask);
|
|
|
|
sigaction (SIGALRM, &sa, NULL);
|
|
|
|
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);
|
|
|
|
int res = sem_wait (&s);
|
|
if (res == 0)
|
|
{
|
|
puts ("wait succeeded");
|
|
return 1;
|
|
}
|
|
if (res != -1 || errno != EINTR)
|
|
{
|
|
puts ("wait didn't fail with EINTR");
|
|
return 1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
#define TIMEOUT 3
|
|
#define TEST_FUNCTION do_test ()
|
|
#include "../test-skeleton.c"
|