mirror of
https://sourceware.org/git/glibc.git
synced 2025-10-30 10:45:40 +03:00
111 lines
2.4 KiB
C
111 lines
2.4 KiB
C
/* Copyright (C) 2003-2017 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 <pthread.h>
|
|
#include <signal.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <unistd.h>
|
|
#include <sys/mman.h>
|
|
#include <sys/wait.h>
|
|
|
|
|
|
static sigset_t ss;
|
|
|
|
|
|
static void *
|
|
tf (void *arg)
|
|
{
|
|
sigset_t ss2;
|
|
if (pthread_sigmask (SIG_SETMASK, NULL, &ss2) != 0)
|
|
{
|
|
puts ("child: sigmask failed");
|
|
exit (1);
|
|
}
|
|
|
|
int i;
|
|
for (i = 1; i < 32; ++i)
|
|
if (sigismember (&ss, i) && ! sigismember (&ss2, i))
|
|
{
|
|
printf ("signal %d set in parent mask, but not in child\n", i);
|
|
exit (1);
|
|
}
|
|
else if (! sigismember (&ss, i) && sigismember (&ss2, i))
|
|
{
|
|
printf ("signal %d set in child mask, but not in parent\n", i);
|
|
exit (1);
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
|
|
static int
|
|
do_test (void)
|
|
{
|
|
sigemptyset (&ss);
|
|
sigaddset (&ss, SIGUSR1);
|
|
if (pthread_sigmask (SIG_SETMASK, &ss, NULL) != 0)
|
|
{
|
|
puts ("1st sigmask failed");
|
|
exit (1);
|
|
}
|
|
|
|
pthread_t th;
|
|
if (pthread_create (&th, NULL, tf, NULL) != 0)
|
|
{
|
|
puts ("1st create failed");
|
|
exit (1);
|
|
}
|
|
|
|
void *r;
|
|
if (pthread_join (th, &r) != 0)
|
|
{
|
|
puts ("1st join failed");
|
|
exit (1);
|
|
}
|
|
|
|
sigemptyset (&ss);
|
|
sigaddset (&ss, SIGUSR2);
|
|
sigaddset (&ss, SIGFPE);
|
|
if (pthread_sigmask (SIG_SETMASK, &ss, NULL) != 0)
|
|
{
|
|
puts ("2nd sigmask failed");
|
|
exit (1);
|
|
}
|
|
|
|
if (pthread_create (&th, NULL, tf, NULL) != 0)
|
|
{
|
|
puts ("2nd create failed");
|
|
exit (1);
|
|
}
|
|
|
|
if (pthread_join (th, &r) != 0)
|
|
{
|
|
puts ("2nd join failed");
|
|
exit (1);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
#define TEST_FUNCTION do_test ()
|
|
#include "../test-skeleton.c"
|