/* Copyright (C) 2003, 2004 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 <fcntl.h> #include <pthread.h> #include <stdio.h> #include <stdlib.h> #include <string.h> #include <unistd.h> static pthread_barrier_t b; static void cleanup (void *arg) { fputs ("in cleanup\n", stdout); } static void * tf (void *arg) { int fd = open ("/dev/null", O_RDWR); if (fd == -1) { puts ("cannot open /dev/null"); exit (1); } FILE *fp = fdopen (fd, "w"); if (fp == NULL) { puts ("fdopen failed"); exit (1); } pthread_cleanup_push (cleanup, NULL); int e = pthread_barrier_wait (&b); if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD) { puts ("barrier_wait failed"); exit (1); } while (1) /* fprintf() uses write() which is a cancallation point. */ fprintf (fp, "foo"); pthread_cleanup_pop (0); return NULL; } static int do_test (void) { if (pthread_barrier_init (&b, NULL, 2) != 0) { puts ("barrier_init failed"); exit (1); } pthread_t th; if (pthread_create (&th, NULL, tf, NULL) != 0) { puts ("create failed"); return 1; } int e = pthread_barrier_wait (&b); if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD) { puts ("barrier_wait failed"); exit (1); } sleep (1); puts ("cancel now"); if (pthread_cancel (th) != 0) { puts ("cancel failed"); exit (1); } puts ("waiting for the child"); void *r; if (pthread_join (th, &r) != 0) { puts ("join failed"); exit (1); } if (r != PTHREAD_CANCELED) { puts ("thread wasn't canceled"); exit (1); } return 0; } #define TEST_FUNCTION do_test () #include "../test-skeleton.c"