compile libobs with -fobjc-arc

libobs/CMakeLists.txt

@@ -7,7 +7,9 @@ elseif(APPLE AND UNIX)
 		obs-cocoa.c
 		util/platform-cocoa.m)
 	set_source_files_properties(${libobs_platform_src}
-		PROPERTIES LANGUAGE C)
+		PROPERTIES
+			LANGUAGE C
+			COMPILE_FLAGS "-fobjc-arc")
 	add_definitions("-DHAVE_STRTOLL")
 	find_library(COCOA Cocoa)
 	mark_as_advanced(COCOA)

libobs/util/platform-cocoa.m

@@ -110,7 +110,7 @@ char *os_get_home_path(void)
 	if([paths count] == 0)
 		bcrash("Could not get home directory (platform-cocoa)");
 
-	NSString *application_support = paths[0];// objectAtIndex:0];
+	NSString *application_support = paths[0];
 
 	NSUInteger len = [application_support
 		lengthOfBytesUsingEncoding:NSUTF8StringEncoding];
@@ -121,10 +121,6 @@ char *os_get_home_path(void)
 
 	memcpy(path, [application_support UTF8String], len);
 
-	[application_support release];
-
-	[paths release];
-
 	return path;
 }