Move NS run loop mode definitions into CF

CMakeLists.txt

@@ -153,6 +153,7 @@ set(cf_sources
 	NSZombie.m
 	CFForwardingPrep.S
 	FoundationExceptions.m
+	NSRunLoopModes.m
 )
 
 add_separated_framework(CoreFoundation

NSRunLoopModes.m

@@ -0,0 +1,25 @@
+//
+//  NSRunLoopModes.m
+//  Foundation
+//
+//  Copyright (c) 2014 Apportable. All rights reserved.
+//
+
+#import <Foundation/NSString.h>
+#import <CoreFoundation/CFRunLoop.h>
+
+#import "NSRunLoopModesInternal.h"
+
+// Forgive me, the loader is not merging NSStrings/CFStrings correctly
+// This is a VERY hacky workaround.
+#warning https://code.google.com/p/apportable/issues/detail?id=370
+
+NSString *NSDefaultRunLoopMode = nil;
+NSString *NSRunLoopCommonModes = nil;
+
+static void NSRunLoopModeFix(void) __attribute__((constructor));
+static void NSRunLoopModeFix(void)
+{
+    NSDefaultRunLoopMode = (NSString *)kCFRunLoopDefaultMode;
+    NSRunLoopCommonModes = (NSString *)kCFRunLoopCommonModes;
+}

NSRunLoopModesInternal.h

@@ -0,0 +1,4 @@
+@class NSString;
+
+extern NSString *NSDefaultRunLoopMode;
+extern NSString *NSRunLoopCommonModes;