Commit | Line | Data |
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899d9e3a | 1 | /* Manythreads test program. |
9b254dd1 | 2 | Copyright 2004, 2006, 2007, 2008 Free Software Foundation, Inc. |
899d9e3a JJ |
3 | |
4 | Written by Jeff Johnston <jjohnstn@redhat.com> | |
5 | Contributed by Red Hat | |
6 | ||
7 | This file is part of GDB. | |
8 | ||
9 | This program is free software; you can redistribute it and/or modify | |
10 | it under the terms of the GNU General Public License as published by | |
a9762ec7 | 11 | the Free Software Foundation; either version 3 of the License, or |
899d9e3a | 12 | (at your option) any later version. |
a9762ec7 | 13 | |
899d9e3a JJ |
14 | This program is distributed in the hope that it will be useful, |
15 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | GNU General Public License for more details. | |
a9762ec7 | 18 | |
899d9e3a | 19 | You should have received a copy of the GNU General Public License |
a9762ec7 | 20 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
899d9e3a | 21 | |
7339a42e JJ |
22 | #include <pthread.h> |
23 | #include <stdio.h> | |
1e9f977e | 24 | #include <limits.h> |
7339a42e JJ |
25 | |
26 | void * | |
27 | thread_function (void *arg) | |
28 | { | |
5bd2f6e2 | 29 | int x = * (int *) arg; |
7339a42e JJ |
30 | |
31 | printf ("Thread <%d> executing\n", x); | |
32 | ||
33 | return NULL; | |
34 | } | |
35 | ||
36 | int | |
37 | main (int argc, char **argv) | |
38 | { | |
39 | pthread_attr_t attr; | |
40 | pthread_t threads[256]; | |
5bd2f6e2 | 41 | int args[256]; |
7339a42e JJ |
42 | int i, j; |
43 | ||
44 | pthread_attr_init (&attr); | |
1e9f977e | 45 | pthread_attr_setstacksize (&attr, PTHREAD_STACK_MIN); |
7339a42e JJ |
46 | |
47 | /* Create a ton of quick-executing threads, then wait for them to | |
48 | complete. */ | |
49 | for (i = 0; i < 1000; ++i) | |
50 | { | |
51 | for (j = 0; j < 256; ++j) | |
52 | { | |
5bd2f6e2 DJ |
53 | args[j] = i * 1000 + j; |
54 | pthread_create (&threads[j], &attr, thread_function, &args[j]); | |
7339a42e JJ |
55 | } |
56 | ||
57 | for (j = 0; j < 256; ++j) | |
58 | { | |
59 | pthread_join (threads[j], NULL); | |
60 | } | |
61 | } | |
62 | ||
63 | pthread_attr_destroy (&attr); | |
64 | ||
65 | return 0; | |
66 | } |