| /* This testcase is part of GDB, the GNU debugger. |
| |
| Copyright 2007-2021 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/>. */ |
| |
| #include <dlfcn.h> |
| #include <pthread.h> |
| |
| #define NUM 2 |
| |
| extern void pendfunc (int x); |
| |
| void* |
| thread_func (void* arg) |
| { |
| const char *libname = "mi-pendshr2.sl"; |
| void *h; |
| int (*p_func) (); |
| |
| h = dlopen (libname, RTLD_LAZY); /* set breakpoint here */ |
| if (h == NULL) |
| return NULL; |
| |
| p_func = dlsym (h, "pendfunc3"); |
| if (p_func == NULL) |
| return NULL; |
| |
| (*p_func) (); |
| } |
| |
| int main() |
| { |
| int res; |
| pthread_t threads[NUM]; |
| int i; |
| |
| pendfunc (3); |
| pendfunc (4); |
| |
| for (i = 0; i < NUM; i++) |
| { |
| res = pthread_create (&threads[i], |
| NULL, |
| &thread_func, |
| NULL); |
| } |
| |
| for (i = 0; i < NUM; i++) { |
| res = pthread_join (threads[i], NULL); |
| } |
| |
| return 0; |
| } |