Seperate out Mutex and Signal code into reusable classes.
Change-Id: I381d09d89b567d433a10a91e0d7e59c24d3444d8
diff --git a/libs/rs/rsMutex.cpp b/libs/rs/rsMutex.cpp
new file mode 100644
index 0000000..37752f2
--- /dev/null
+++ b/libs/rs/rsMutex.cpp
@@ -0,0 +1,64 @@
+/*
+ * Copyright (C) 2009 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "rsMutex.h"
+
+using namespace android;
+using namespace android::renderscript;
+
+
+Mutex::Mutex()
+{
+}
+
+Mutex::~Mutex()
+{
+ pthread_mutex_destroy(&mMutex);
+}
+
+bool Mutex::init()
+{
+ int status = pthread_mutex_init(&mMutex, NULL);
+ if (status) {
+ LOGE("Mutex::Mutex init failure");
+ return false;
+ }
+ return true;
+}
+
+bool Mutex::lock()
+{
+ int status;
+ status = pthread_mutex_lock(&mMutex);
+ if (status) {
+ LOGE("Mutex: error %i locking.", status);
+ return false;
+ }
+ return true;
+}
+
+bool Mutex::unlock()
+{
+ int status;
+ status = pthread_mutex_unlock(&mMutex);
+ if (status) {
+ LOGE("Mutex error %i unlocking.", status);
+ return false;
+ }
+ return true;
+}
+
+