/* This testcase is part of GDB, the GNU debugger. Copyright 2008, 2009 Free Software Foundation, Inc. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. This program 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 General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see <http://www.gnu.org/licenses/>. */ /* Test handling thread control across an execl. */ /* The original image loads a thread library and has several threads, while the new image does not load a thread library. */ #include <unistd.h> #include <pthread.h> #include <stdio.h> #include <string.h> #include <stdlib.h> void * thread_function (void *arg) { while (1) sleep (100); return NULL; } int main (int argc, char* argv[]) { pthread_t thread1; pthread_t thread2; char *new_image; pthread_create (&thread1, NULL, thread_function, NULL); pthread_create (&thread2, NULL, thread_function, NULL); new_image = malloc (strlen (argv[0]) + 2); strcpy (new_image, argv[0]); strcat (new_image, "1"); if (execl (new_image, new_image, NULL) == -1) /* set breakpoint here */ return 1; return 0; }