X-Git-Url: https://git.piment-noir.org/?a=blobdiff_plain;f=src%2Flib%2Fplatform%2Fthreads%2Fmutex.h;h=38055f9bf8cbbb19a9632972e83029a186d9716b;hb=ba65909d0a9c43a1bac71c6182c53f202285cec5;hp=4a2ad795f86e153cc59cb3c607e443198eecc735;hpb=f00ff009cfc5dfefdf09ca241b9560e74575b3f5;p=deb_libcec.git

diff --git a/src/lib/platform/threads/mutex.h b/src/lib/platform/threads/mutex.h
index 4a2ad79..38055f9 100644
--- a/src/lib/platform/threads/mutex.h
+++ b/src/lib/platform/threads/mutex.h
@@ -31,6 +31,14 @@
  *     http://www.pulse-eight.net/
  */
 
+#include "../os.h"
+
+#if defined(__WINDOWS__)
+#include "../windows/os-threads.h"
+#else
+#include "../posix/os-threads.h"
+#endif
+
 namespace PLATFORM
 {
   class PreventCopy
@@ -81,8 +89,17 @@ namespace PLATFORM
 
     inline void Unlock(void)
     {
-      --m_iLockCount;
-      MutexUnlock(m_mutex);
+      if (Lock())
+      {
+        if (m_iLockCount >= 2)
+        {
+          --m_iLockCount;
+          MutexUnlock(m_mutex);
+        }
+
+        --m_iLockCount;
+        MutexUnlock(m_mutex);
+      }
     }
 
     inline bool Clear(void)
@@ -99,8 +116,8 @@ namespace PLATFORM
     }
 
   private:
-    mutex_t      m_mutex;
-    unsigned int m_iLockCount;
+    mutex_t               m_mutex;
+    volatile unsigned int m_iLockCount;
   };
 
   class CLockObject : public PreventCopy