diff options
Diffstat (limited to 'gdb/testsuite/gdb.threads/threadapply.c')
-rw-r--r-- | gdb/testsuite/gdb.threads/threadapply.c | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/gdb/testsuite/gdb.threads/threadapply.c b/gdb/testsuite/gdb.threads/threadapply.c new file mode 100644 index 0000000..ccebd6e --- /dev/null +++ b/gdb/testsuite/gdb.threads/threadapply.c @@ -0,0 +1,82 @@ +/* This testcase is part of GDB, the GNU debugger. + + Copyright 2002, 2003, 2004 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 2 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, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. + + This file is copied from schedlock.c. */ + +#include <stdio.h> +#include <unistd.h> +#include <stdlib.h> +#include <pthread.h> + +void *thread_function(void *arg); /* Pointer to function executed by each thread */ + +#define NUM 5 + +unsigned int args[NUM+1]; + +int main() { + int res; + int all_started; + pthread_t threads[NUM]; + void *thread_result; + long i; + + for (i = 0; i < NUM; i++) + { + args[i] = 1; /* Init value. */ + res = pthread_create(&threads[i], + NULL, + thread_function, + (void *) i); + } + + all_started = 0; + while (!all_started) + { + all_started = 1; + for (i = 0; i < NUM; i++) + { + if (args[i] == 1) + { + all_started = 0; + break; + } + } + } + + args[i] = 1; + /* Break here */ + thread_function ((void *) i); + + exit(EXIT_SUCCESS); +} + +void *thread_function(void *arg) { + int my_number = (long) arg; + int *myp = (int *) &args[my_number]; + + /* Don't run forever. Run just short of it :) */ + while (*myp > 0) + { + (*myp) ++; /* Loop increment. */ + } + + pthread_exit(NULL); +} + |