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      1 /*
      2  * Copyright (C) 2010 Apple Inc. All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions
      6  * are met:
      7  * 1. Redistributions of source code must retain the above copyright
      8  *    notice, this list of conditions and the following disclaimer.
      9  * 2. Redistributions in binary form must reproduce the above copyright
     10  *    notice, this list of conditions and the following disclaimer in the
     11  *    documentation and/or other materials provided with the distribution.
     12  *
     13  * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
     14  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
     15  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     16  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
     17  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     18  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     19  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     20  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     21  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     22  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
     23  * THE POSSIBILITY OF SUCH DAMAGE.
     24  */
     25 
     26 #import "config.h"
     27 #import "ThreadLauncher.h"
     28 
     29 #import "RunLoop.h"
     30 #import "WebProcess.h"
     31 #import "WebSystemInterface.h"
     32 #import <runtime/InitializeThreading.h>
     33 #import <wtf/Threading.h>
     34 
     35 namespace WebKit {
     36 
     37 static void* webThreadBody(void* context)
     38 {
     39     mach_port_t serverPort = static_cast<mach_port_t>(reinterpret_cast<uintptr_t>(context));
     40 
     41     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
     42 
     43     InitWebCoreSystemInterface();
     44     JSC::initializeThreading();
     45     WTF::initializeMainThread();
     46 
     47     WebProcess::shared().initialize(serverPort, RunLoop::current());
     48 
     49     [pool drain];
     50 
     51     RunLoop::current()->run();
     52 
     53     return 0;
     54 }
     55 
     56 CoreIPC::Connection::Identifier ThreadLauncher::createWebThread()
     57 {
     58     // Create the service port.
     59      mach_port_t listeningPort;
     60      mach_port_allocate(mach_task_self(), MACH_PORT_RIGHT_RECEIVE, &listeningPort);
     61 
     62      // Insert a send right so we can send to it.
     63      mach_port_insert_right(mach_task_self(), listeningPort, listeningPort, MACH_MSG_TYPE_MAKE_SEND);
     64 
     65     if (!createThread(webThreadBody, reinterpret_cast<void*>(listeningPort), "WebKit2: WebThread")) {
     66         mach_port_destroy(mach_task_self(), listeningPort);
     67         return MACH_PORT_NULL;
     68     }
     69 
     70     return listeningPort;
     71 }
     72 
     73 } // namespace WebKit
     74