1/* This testcase is part of GDB, the GNU debugger.
2
3   Copyright 2002, 2003, 2004, 2007 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#include <stdio.h>
19#include <unistd.h>
20#include <stdlib.h>
21#include <pthread.h>
22
23void *thread_function(void *arg); /* Pointer to function executed by each thread */
24
25#define NUM 5
26
27unsigned int args[NUM+1];
28
29int main() {
30    int res;
31    pthread_t threads[NUM];
32    void *thread_result;
33    long i;
34
35    for (i = 0; i < NUM; i++)
36      {
37	args[i] = 1;
38	res = pthread_create(&threads[i],
39		             NULL,
40			     thread_function,
41			     (void *) i);
42      }
43
44    /* schedlock.exp: last thread start.  */
45    args[i] = 1;
46    thread_function ((void *) i);
47
48    exit(EXIT_SUCCESS);
49}
50
51void *thread_function(void *arg) {
52    int my_number =  (long) arg;
53    int *myp = (int *) &args[my_number];
54
55    /* Don't run forever.  Run just short of it :)  */
56    while (*myp > 0)
57      {
58	/* schedlock.exp: main loop.  */
59	(*myp) ++;
60      }
61
62    pthread_exit(NULL);
63}
64
65