| /* |
| * Copyright 2007 The WebRTC Project Authors. All rights reserved. |
| * |
| * Use of this source code is governed by a BSD-style license |
| * that can be found in the LICENSE file in the root of the source |
| * tree. An additional intellectual property rights grant can be found |
| * in the file PATENTS. All contributing project authors may |
| * be found in the AUTHORS file in the root of the source tree. |
| */ |
| // Helper function for using Cocoa with Posix threading. |
| |
| #import <assert.h> |
| #import <Foundation/Foundation.h> |
| |
| #import "webrtc/base/maccocoathreadhelper.h" |
| |
| namespace rtc { |
| |
| // Cocoa must be "put into multithreading mode" before Cocoa functionality can |
| // be used on POSIX threads. The way to do that is to spawn one thread that may |
| // immediately exit. |
| void InitCocoaMultiThreading() { |
| if ([NSThread isMultiThreaded] == NO) { |
| // The sole purpose of this autorelease pool is to avoid a console |
| // message on Leopard that tells us we're autoreleasing the thread |
| // with no autorelease pool in place. |
| // Doing NSAutoreleasePool* hack = [[NSAutoreleasePool alloc] init]; |
| // causes unused variable error. |
| NSAutoreleasePool* hack; |
| hack = [[NSAutoreleasePool alloc] init]; |
| [NSThread detachNewThreadSelector:@selector(class) |
| toTarget:[NSObject class] |
| withObject:nil]; |
| [hack drain]; |
| } |
| |
| assert([NSThread isMultiThreaded]); |
| } |
| |
| } // namespace rtc |