fixed semaphore on macosx

1 files changed, 15 insertions, 9 deletions

diff --git a/src/base/tl/threading.h b/src/base/tl/threading.h
index dbf788cd..5caf8588 100644
--- a/src/base/tl/threading.h
+++ b/src/base/tl/threading.h
@@ -58,15 +58,21 @@
 	#error missing atomic implementation for this compiler
 #endif
 
-class semaphore
-{
-	SEMAPHORE sem;
-public:
-	semaphore() { semaphore_init(&sem); }
-	~semaphore() { semaphore_destroy(&sem); }
-	void wait() { semaphore_wait(&sem); }
-	void signal() { semaphore_signal(&sem); }
-};
+#if defined(CONF_PLATFORM_MACOSX)
+	/*
+		use semaphore provided by SDL on macosx
+	*/
+#else
+	class semaphore
+	{
+		SEMAPHORE sem;
+	public:
+		semaphore() { semaphore_init(&sem); }
+		~semaphore() { semaphore_destroy(&sem); }
+		void wait() { semaphore_wait(&sem); }
+		void signal() { semaphore_signal(&sem); }
+	};
+#endif
 
 class lock
 {