Seperate out Mutex and Signal code into reusable classes.

Change-Id: I381d09d89b567d433a10a91e0d7e59c24d3444d8

1 files changed, 46 insertions, 0 deletions

diff --git a/rsSignal.h b/rsSignal.h
new file mode 100644
index 00000000..2e760f15
--- /dev/null
+++ b/rsSignal.h
@@ -0,0 +1,46 @@
+/*
+ * 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.
+ */
+
+#ifndef ANDROID_RS_SIGNAL_H
+#define ANDROID_RS_SIGNAL_H
+
+
+#include "rsUtils.h"
+
+namespace android {
+namespace renderscript {
+
+class Signal {
+public:
+    Signal();
+    ~Signal();
+
+    bool init();
+
+    void set();
+    void wait();
+
+protected:
+    bool mSet;
+    pthread_mutex_t mMutex;
+    pthread_cond_t mCondition;
+};
+
+}
+}
+
+#endif
+