add a test program for the free list

git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@1383 fefdeb5f-60dc-0310-8127-8f9354f1896f
2025-11-05 13:29:57 -05:00 · 2006-09-09 21:09:55 +00:00 · 2006-09-09 21:09:55 +00:00 · b93fedd49c
commit b93fedd49c
parent ee40a3439f
1 changed files with 104 additions and 0 deletions
--- a/src/tests/flist-test.c
+++ b/src/tests/flist-test.c
@ -0,0 +1,104 @@
+/* $Id$ */
+
+/***
+  This file is part of PulseAudio.
+ 
+  PulseAudio is free software; you can redistribute it and/or modify
+  it under the terms of the GNU Lesser General Public License as published
+  by the Free Software Foundation; either version 2 of the License,
+  or (at your option) any later version.
+ 
+  PulseAudio 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 Lesser General Public License
+  along with PulseAudio; if not, write to the Free Software
+  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+  USA.
+***/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <assert.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+#include <pulse/xmalloc.h>
+#include <pulsecore/flist.h>
+#include <pulsecore/thread.h>
+#include <pulsecore/log.h>
+#include <pulsecore/core-util.h>
+
+#define THREADS_MAX 20
+
+static pa_flist *flist;
+static int quit = 0;
+
+static void spin(void) {
+    int k;
+    
+    /* Spin a little */
+    k = rand() % 10000;
+    for (; k > 0; k--)
+        pa_thread_yield();
+}
+
+static void thread_func(void *data) {
+    char *s = data;
+    int n = 0;
+    int b = 1;
+
+    while (!quit) {
+        char *text, *t;
+
+        /* Allocate some memory, if possible take it from the flist */
+        if (b && (text = pa_flist_pop(flist)))
+            pa_log("%s: popped '%s'", s, text);
+        else {
+            text = pa_sprintf_malloc("Block %i, allocated by %s", n++, s);
+            pa_log("%s: allocated '%s'", s, text);
+        }
+
+        b = !b;
+
+        spin();
+
+        /* Give it back to the flist if possible */
+        if (pa_flist_push(flist, text) < 0) {
+            pa_log("%s: failed to push back '%s'", s, text);
+            pa_xfree(text);
+        } else
+            pa_log("%s: pushed", s);
+
+        spin();
+    }
+
+    if (pa_flist_push(flist, s) < 0)
+        pa_xfree(s);
+}
+
+int main(int argc, char* argv[]) {
+    pa_thread *threads[THREADS_MAX];
+    int i;
+
+    flist = pa_flist_new(0);
+
+    for (i = 0; i < THREADS_MAX; i++) {
+        threads[i] = pa_thread_new(thread_func, pa_sprintf_malloc("Thread #%i", i+1));
+        assert(threads[i]);
+    }
+
+    sleep(60);
+    quit = 1;
+
+    for (i = 0; i < THREADS_MAX; i++)
+        pa_thread_free(threads[i]);
+
+    pa_flist_free(flist, pa_xfree);
+    
+    return 0;
+}