1 files changed, 73 insertions, 0 deletions

diff --git a/drivers/unix/mutex_posix.cpp b/drivers/unix/mutex_posix.cpp
new file mode 100644
index 000000000..166dfa4b1
--- /dev/null
+++ b/drivers/unix/mutex_posix.cpp
@@ -0,0 +1,73 @@
+/*************************************************************************/
+/*  mutex_posix.cpp                                                      */
+/*************************************************************************/
+/*                       This file is part of:                           */
+/*                           GODOT ENGINE                                */
+/*                    http://www.godotengine.org                         */
+/*************************************************************************/
+/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                 */
+/*                                                                       */
+/* Permission is hereby granted, free of charge, to any person obtaining */
+/* a copy of this software and associated documentation files (the       */
+/* "Software"), to deal in the Software without restriction, including   */
+/* without limitation the rights to use, copy, modify, merge, publish,   */
+/* distribute, sublicense, and/or sell copies of the Software, and to    */
+/* permit persons to whom the Software is furnished to do so, subject to */
+/* the following conditions:                                             */
+/*                                                                       */
+/* The above copyright notice and this permission notice shall be        */
+/* included in all copies or substantial portions of the Software.       */
+/*                                                                       */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
+/*************************************************************************/
+#include "mutex_posix.h"
+#include "os/memory.h"
+
+#if defined(UNIX_ENABLED) || defined(PTHREAD_ENABLED)
+
+void MutexPosix::lock() {
+
+	pthread_mutex_lock(&mutex);
+	
+}
+void MutexPosix::unlock() {
+
+	pthread_mutex_unlock(&mutex);
+}
+Error MutexPosix::try_lock() {
+
+	return (pthread_mutex_trylock(&mutex)==0)?OK:ERR_BUSY;
+}
+
+Mutex *MutexPosix::create_func_posix(bool p_recursive) {
+
+	return memnew( MutexPosix(p_recursive) );
+}
+
+void MutexPosix::make_default() {
+
+	create_func=create_func_posix;
+}
+
+MutexPosix::MutexPosix(bool p_recursive) {
+	
+	pthread_mutexattr_init(&attr);
+	if (p_recursive)
+		pthread_mutexattr_settype(&attr,PTHREAD_MUTEX_RECURSIVE);
+	pthread_mutex_init(&mutex,&attr);
+}
+
+
+MutexPosix::~MutexPosix() {
+
+	pthread_mutex_destroy(&mutex);
+}
+
+
+#endif