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- /* Copyright (C) 2002, 2003 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, see
- <http://www.gnu.org/licenses/>. */
- #include <errno.h>
- #include <pthread.h>
- #include <stdio.h>
- #include <stdlib.h>
- #include <unistd.h>
- #include <sys/wait.h>
- static int val;
- static void
- prepare1 (void)
- {
- val *= 2;
- }
- static void
- prepare2 (void)
- {
- ++val;
- }
- static void
- parent1 (void)
- {
- val += 4;
- }
- static void
- parent2 (void)
- {
- val *= 4;
- }
- static void
- child1 (void)
- {
- val += 8;
- }
- static void
- child2 (void)
- {
- val *= 8;
- }
- static int
- do_test (void)
- {
- pid_t pid;
- int status = 0;
- if (pthread_atfork (prepare1, parent1, child1) != 0)
- {
- puts ("1st atfork failed");
- exit (1);
- }
- if (pthread_atfork (prepare2, parent2, child2) != 0)
- {
- puts ("2nd atfork failed");
- exit (1);
- }
- pid = fork ();
- if (pid == -1)
- {
- puts ("fork failed");
- exit (1);
- }
- if (pid != 0)
- {
- /* Parent. */
- if (val != 24)
- {
- printf ("expected val=%d, got %d\n", 24, val);
- exit (1);
- }
- if (TEMP_FAILURE_RETRY (waitpid (pid, &status, 0)) != pid)
- {
- puts ("waitpid failed");
- exit (1);
- }
- }
- else
- {
- /* Child. */
- if (val != 80)
- {
- printf ("expected val=%d, got %d\n", 80, val);
- exit (2);
- }
- }
- return status;
- }
- #define TEST_FUNCTION do_test ()
- #include "../test-skeleton.c"
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