/* Copyright (C) 2003 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"