| 1 | /* This testcase is part of GDB, the GNU debugger. |
| 2 | |
| 3 | Copyright 2008-2014 Free Software Foundation, Inc. |
| 4 | |
| 5 | This program is free software; you can redistribute it and/or modify |
| 6 | it under the terms of the GNU General Public License as published by |
| 7 | the Free Software Foundation; either version 3 of the License, or |
| 8 | (at your option) any later version. |
| 9 | |
| 10 | This program is distributed in the hope that it will be useful, |
| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 13 | GNU General Public License for more details. |
| 14 | |
| 15 | You should have received a copy of the GNU General Public License |
| 16 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
| 17 | |
| 18 | /* Test handling thread control across an execl. */ |
| 19 | |
| 20 | /* The original image loads a thread library and has several threads, |
| 21 | while the new image does not load a thread library. */ |
| 22 | |
| 23 | #include <unistd.h> |
| 24 | #include <pthread.h> |
| 25 | #include <stdio.h> |
| 26 | #include <string.h> |
| 27 | #include <stdlib.h> |
| 28 | |
| 29 | void * |
| 30 | thread_function (void *arg) |
| 31 | { |
| 32 | while (1) |
| 33 | sleep (100); |
| 34 | return NULL; |
| 35 | } |
| 36 | |
| 37 | int |
| 38 | main (int argc, char* argv[]) |
| 39 | { |
| 40 | pthread_t thread1; |
| 41 | pthread_t thread2; |
| 42 | char *new_image; |
| 43 | |
| 44 | pthread_create (&thread1, NULL, thread_function, NULL); |
| 45 | pthread_create (&thread2, NULL, thread_function, NULL); |
| 46 | |
| 47 | new_image = malloc (strlen (argv[0]) + 2); |
| 48 | strcpy (new_image, argv[0]); |
| 49 | strcat (new_image, "1"); |
| 50 | |
| 51 | if (execl (new_image, new_image, NULL) == -1) /* set breakpoint here */ |
| 52 | return 1; |
| 53 | |
| 54 | return 0; |
| 55 | } |