Fixed issue where obs64 would hang (mac-only)

Author: sandboxcoder

obs-studio-server/source/util-osx-impl.mm

@@ -43,6 +43,9 @@
 		return;
 
 	while (true) {
+        if (!appRunning) {
+            break;
+        }
 		int ret = ::read(file_descriptor, buffer.data(), count);
 		if (ret > 0) {
 			bool appCrashed = *reinterpret_cast<bool *>(buffer.data());
@@ -107,10 +110,10 @@ @implementation UtilImplObj
 						       data2:0];
 		[NSApp postEvent:event atStart:TRUE];
 
+        appRunning = false;
 		if (worker->joinable())
 			worker->join();
 
-		appRunning = false;
 	});
 }
 

obs-studio-server/source/util-osx-int.h

@@ -41,7 +41,7 @@ class UtilObjCInt {
 
 private:
 	void *self;
-	bool appRunning;
+    std::atomic<bool> appRunning;
 	std::thread *worker;
 };