Implement pause/resume for the RS thread.
diff --git a/libs/rs/rsContext.h b/libs/rs/rsContext.h
index 8cabf87..0a886cd 100644
--- a/libs/rs/rsContext.h
+++ b/libs/rs/rsContext.h
@@ -88,6 +88,9 @@
     void setupCheck();
     void allocationCheck(const Allocation *);
 
+    void pause();
+    void resume();
+
     void assignName(ObjectBase *obj, const char *name, uint32_t len);
     void removeName(ObjectBase *obj);
     ObjectBase * lookupName(const char *name) const;
@@ -171,6 +174,7 @@
     bool mRunning;
     bool mExit;
     bool mUseDepth;
+    bool mPaused;
 
     pthread_t mThreadId;