/* * Copyright 2018 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. */ #include "rtc_base/system/cocoa_threading.h" #import #include "rtc_base/checks.h" void InitCocoaMultiThreading() { static BOOL is_cocoa_multithreaded = [NSThread isMultiThreaded]; if (!is_cocoa_multithreaded) { // +[NSObject class] is idempotent. [NSThread detachNewThreadSelector:@selector(class) toTarget:[NSObject class] withObject:nil]; is_cocoa_multithreaded = YES; RTC_DCHECK([NSThread isMultiThreaded]); } }