really create glitch-free branch

git-svn-id: file:///home/lennart/svn/public/pulseaudio/branches/glitch-free@2120 fefdeb5f-60dc-0310-8127-8f9354f1896f

1 files changed, 50 insertions, 0 deletions

diff --git a/src/pulsecore/mutex.h b/src/pulsecore/mutex.h
new file mode 100644
index 00000000..9ca8fae5
--- /dev/null
+++ b/src/pulsecore/mutex.h
@@ -0,0 +1,50 @@
+#ifndef foopulsemutexhfoo
+#define foopulsemutexhfoo
+
+/* $Id$ */
+
+/***
+  This file is part of PulseAudio.
+
+  Copyright 2006 Lennart Poettering
+
+  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.
+***/
+
+#include <pulsecore/macro.h>
+
+typedef struct pa_mutex pa_mutex;
+
+/* Please think twice before enabling priority inheritance. This is no
+ * magic wand! Use it only when the potentially priorized threads are
+ * good candidates for it. Don't use this blindly! Also, note that
+ * only very few operating systems actually implement this, hence this
+ * is merely a hint. */
+pa_mutex* pa_mutex_new(pa_bool_t recursive, pa_bool_t inherit_priority);
+
+void pa_mutex_free(pa_mutex *m);
+void pa_mutex_lock(pa_mutex *m);
+pa_bool_t pa_mutex_try_lock(pa_mutex *m);
+void pa_mutex_unlock(pa_mutex *m);
+
+typedef struct pa_cond pa_cond;
+
+pa_cond *pa_cond_new(void);
+void pa_cond_free(pa_cond *c);
+void pa_cond_signal(pa_cond *c, int broadcast);
+int pa_cond_wait(pa_cond *c, pa_mutex *m);
+
+#endif