补充某些必要的文件

cocos2d-x/external/sources/SocketRocket/Internal/RunLoop/SRRunLoopThread.h

@@ -0,0 +1,24 @@
+//
+// Copyright 2012 Square Inc.
+// Portions Copyright (c) 2016-present, Facebook, Inc.
+//
+// All rights reserved.
+//
+// This source code is licensed under the BSD-style license found in the
+// LICENSE file in the root directory of this source tree. An additional grant
+// of patent rights can be found in the PATENTS file in the same directory.
+//
+
+#import <Foundation/Foundation.h>
+
+NS_ASSUME_NONNULL_BEGIN
+
+@interface SRRunLoopThread : NSThread
+
+@property (nonatomic, strong, readonly) NSRunLoop *runLoop;
+
++ (instancetype)sharedThread;
+
+@end
+
+NS_ASSUME_NONNULL_END

cocos2d-x/external/sources/SocketRocket/Internal/RunLoop/SRRunLoopThread.m

@@ -0,0 +1,83 @@
+//
+// Copyright 2012 Square Inc.
+// Portions Copyright (c) 2016-present, Facebook, Inc.
+//
+// All rights reserved.
+//
+// This source code is licensed under the BSD-style license found in the
+// LICENSE file in the root directory of this source tree. An additional grant
+// of patent rights can be found in the PATENTS file in the same directory.
+//
+
+#import "SRRunLoopThread.h"
+
+@interface SRRunLoopThread ()
+{
+    dispatch_group_t _waitGroup;
+}
+
+@property (nonatomic, strong, readwrite) NSRunLoop *runLoop;
+
+@end
+
+@implementation SRRunLoopThread
+
++ (instancetype)sharedThread
+{
+    static SRRunLoopThread *thread;
+    static dispatch_once_t onceToken;
+    dispatch_once(&onceToken, ^{
+        thread = [[SRRunLoopThread alloc] init];
+        thread.name = @"com.facebook.SocketRocket.NetworkThread";
+        [thread start];
+    });
+    return thread;
+}
+
+- (instancetype)init
+{
+    self = [super init];
+    if (self) {
+        _waitGroup = dispatch_group_create();
+        dispatch_group_enter(_waitGroup);
+    }
+    return self;
+}
+
+- (void)main
+{
+    @autoreleasepool {
+        _runLoop = [NSRunLoop currentRunLoop];
+        dispatch_group_leave(_waitGroup);
+
+        // Add an empty run loop source to prevent runloop from spinning.
+        CFRunLoopSourceContext sourceCtx = {
+            .version = 0,
+            .info = NULL,
+            .retain = NULL,
+            .release = NULL,
+            .copyDescription = NULL,
+            .equal = NULL,
+            .hash = NULL,
+            .schedule = NULL,
+            .cancel = NULL,
+            .perform = NULL
+        };
+        CFRunLoopSourceRef source = CFRunLoopSourceCreate(NULL, 0, &sourceCtx);
+        CFRunLoopAddSource(CFRunLoopGetCurrent(), source, kCFRunLoopDefaultMode);
+        CFRelease(source);
+
+        while ([_runLoop runMode:NSDefaultRunLoopMode beforeDate:[NSDate distantFuture]]) {
+
+        }
+        assert(NO);
+    }
+}
+
+- (NSRunLoop *)runLoop;
+{
+    dispatch_group_wait(_waitGroup, DISPATCH_TIME_FOREVER);
+    return _runLoop;
+}
+
+@end