mirror of
https://gitlab.freedesktop.org/pulseaudio/pulseaudio.git
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103 lines
2.4 KiB
C
103 lines
2.4 KiB
C
/***
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This file is part of PulseAudio.
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PulseAudio is free software; you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published
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by the Free Software Foundation; either version 2.1 of the License,
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or (at your option) any later version.
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PulseAudio is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with PulseAudio; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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USA.
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***/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include <assert.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <pulse/util.h>
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#include <pulse/xmalloc.h>
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#include <pulsecore/flist.h>
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#include <pulsecore/thread.h>
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#include <pulsecore/log.h>
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#include <pulsecore/core-util.h>
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#define THREADS_MAX 20
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static pa_flist *flist;
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static int quit = 0;
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static void spin(void) {
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int k;
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/* Spin a little */
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k = rand() % 10000;
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for (; k > 0; k--)
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pa_thread_yield();
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}
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static void thread_func(void *data) {
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char *s = data;
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int n = 0;
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int b = 1;
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while (!quit) {
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char *text;
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/* Allocate some memory, if possible take it from the flist */
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if (b && (text = pa_flist_pop(flist)))
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pa_log("%s: popped '%s'", s, text);
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else {
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text = pa_sprintf_malloc("Block %i, allocated by %s", n++, s);
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pa_log("%s: allocated '%s'", s, text);
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}
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b = !b;
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spin();
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/* Give it back to the flist if possible */
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if (pa_flist_push(flist, text) < 0) {
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pa_log("%s: failed to push back '%s'", s, text);
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pa_xfree(text);
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} else
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pa_log("%s: pushed", s);
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spin();
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}
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if (pa_flist_push(flist, s) < 0)
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pa_xfree(s);
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}
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int main(int argc, char* argv[]) {
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pa_thread *threads[THREADS_MAX];
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int i;
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flist = pa_flist_new(0);
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for (i = 0; i < THREADS_MAX; i++) {
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threads[i] = pa_thread_new("test", thread_func, pa_sprintf_malloc("Thread #%i", i+1));
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assert(threads[i]);
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}
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pa_msleep(60000);
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quit = 1;
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for (i = 0; i < THREADS_MAX; i++)
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pa_thread_free(threads[i]);
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pa_flist_free(flist, pa_xfree);
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return 0;
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}
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