/* 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"