111 lines
2.4 KiB
C
111 lines
2.4 KiB
C
/* Copyright (C) 2003 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Ulrich Drepper <drepper@redhat.com>, 2003.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#include <errno.h>
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#include <pthread.h>
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#include <signal.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <sys/mman.h>
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#include <sys/wait.h>
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static sigset_t ss;
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static void *
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tf (void *arg)
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{
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sigset_t ss2;
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if (pthread_sigmask (SIG_SETMASK, NULL, &ss2) != 0)
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{
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puts ("child: sigmask failed");
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exit (1);
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}
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int i;
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for (i = 1; i < 32; ++i)
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if (sigismember (&ss, i) && ! sigismember (&ss2, i))
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{
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printf ("signal %d set in parent mask, but not in child\n", i);
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exit (1);
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}
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else if (! sigismember (&ss, i) && sigismember (&ss2, i))
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{
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printf ("signal %d set in child mask, but not in parent\n", i);
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exit (1);
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}
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return NULL;
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}
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static int
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do_test (void)
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{
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sigemptyset (&ss);
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sigaddset (&ss, SIGUSR1);
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if (pthread_sigmask (SIG_SETMASK, &ss, NULL) != 0)
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{
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puts ("1st sigmask failed");
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exit (1);
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}
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pthread_t th;
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if (pthread_create (&th, NULL, tf, NULL) != 0)
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{
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puts ("1st create failed");
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exit (1);
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}
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void *r;
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if (pthread_join (th, &r) != 0)
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{
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puts ("1st join failed");
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exit (1);
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}
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sigemptyset (&ss);
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sigaddset (&ss, SIGUSR2);
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sigaddset (&ss, SIGFPE);
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if (pthread_sigmask (SIG_SETMASK, &ss, NULL) != 0)
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{
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puts ("2nd sigmask failed");
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exit (1);
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}
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if (pthread_create (&th, NULL, tf, NULL) != 0)
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{
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puts ("2nd create failed");
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exit (1);
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}
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if (pthread_join (th, &r) != 0)
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{
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puts ("2nd join failed");
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exit (1);
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}
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return 0;
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}
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#define TEST_FUNCTION do_test ()
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#include "../test-skeleton.c"
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