2 This file is part of PulseAudio.
4 PulseAudio is free software; you can redistribute it and/or modify
5 it under the terms of the GNU Lesser General Public License as published
6 by the Free Software Foundation; either version 2.1 of the License,
7 or (at your option) any later version.
9 PulseAudio is distributed in the hope that it will be useful, but
10 WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 General Public License for more details.
14 You should have received a copy of the GNU Lesser General Public License
15 along with PulseAudio; if not, write to the Free Software
16 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
24 #include <pulse/xmalloc.h>
25 #include <pulsecore/thread.h>
26 #include <pulsecore/macro.h>
27 #include <pulsecore/mutex.h>
28 #include <pulsecore/once.h>
29 #include <pulsecore/log.h>
30 #include <pulsecore/core-util.h>
32 static pa_mutex *mutex = NULL;
33 static pa_cond *cond1 = NULL, *cond2 = NULL;
34 static pa_tls *tls = NULL;
36 static int magic_number = 0;
38 #define THREADS_MAX 20
40 static void once_func(void) {
44 static pa_once once = PA_ONCE_INIT;
46 static void thread_func(void *data) {
47 pa_tls_set(tls, data);
49 pa_log_info("thread_func() for %s starting...", (char*) pa_tls_get(tls));
56 pa_log_info("%s waiting ...", (char*) pa_tls_get(tls));
63 if (magic_number != 0)
66 pa_cond_wait(cond1, mutex);
72 pa_mutex_unlock(mutex);
74 pa_run_once(&once, once_func);
76 pa_cond_signal(cond2, 0);
78 pa_log_info("%s got number %i", (char*) pa_tls_get(tls), k);
81 for (n = 0; n < k; n++)
89 pa_mutex_unlock(mutex);
91 pa_log_info("thread_func() for %s done...", (char*) pa_tls_get(tls));
94 int main(int argc, char *argv[]) {
96 pa_thread* t[THREADS_MAX];
98 if (!getenv("MAKE_CHECK"))
99 pa_log_set_level(PA_LOG_DEBUG);
101 mutex = pa_mutex_new(FALSE, FALSE);
102 cond1 = pa_cond_new();
103 cond2 = pa_cond_new();
104 tls = pa_tls_new(pa_xfree);
106 for (i = 0; i < THREADS_MAX; i++) {
107 pa_assert_se(t[i] = pa_thread_new("test", thread_func, pa_sprintf_malloc("Thread #%i", i+1)));
110 pa_mutex_lock(mutex);
114 for (k = 0; k < 100; k++) {
115 pa_assert(magic_number == 0);
117 magic_number = (int) rand() % 0x10000;
119 pa_log_info("iteration %i (%i)", k, magic_number);
121 pa_cond_signal(cond1, 0);
123 pa_cond_wait(cond2, mutex);
129 pa_cond_signal(cond1, 1);
131 pa_mutex_unlock(mutex);
133 for (i = 0; i < THREADS_MAX; i++)
134 pa_thread_free(t[i]);
136 pa_mutex_free(mutex);