新增：实现 ThreadMutex 类

code/ThreadMutex.h

@@ -0,0 +1,21 @@
+#ifndef THREADMUTE_H
+#define THREADMUTE_H
+
+#include <pthread.h>
+#include <unistd.h>
+
+class ThreadMutex
+{
+public:
+    int XLockGetTestFlag(void);
+    bool XLockTryLock(int tInputWait10Ms, int tInputTestFlag = -1);
+    void XLockUnLock(void);
+    ThreadMutex(void);
+    ~ThreadMutex();
+
+private:
+    pthread_mutex_t mMutex_;
+    int mCurTestFlag_;
+};
+
+#endif