darling-JavaScriptCore/inspector/EventLoop.cpp
2018-01-02 21:17:19 -08:00

74 lines
2.8 KiB
C++

/*
* Copyright (C) 2011 Apple Inc. All Rights Reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "EventLoop.h"
#if OS(WINDOWS)
#include <windows.h>
#elif USE(GLIB)
#include <glib.h>
#endif
namespace Inspector {
#if USE(CF) && !OS(WINDOWS)
CFStringRef EventLoop::remoteInspectorRunLoopMode()
{
return CFSTR("com.apple.JavaScriptCore.remote-inspector-runloop-mode");
}
#endif
void EventLoop::cycle()
{
#if OS(WINDOWS)
MSG msg;
if (!GetMessage(&msg, 0, 0, 0)) {
m_ended = true;
return;
}
TranslateMessage(&msg);
DispatchMessage(&msg);
#elif PLATFORM(WATCHOS)
// FIXME: <rdar://problem/25972777>. In order for auto-attach to work, we need to
// run in the default run loop mode otherwise we do not receive the XPC messages
// necessary to setup the relay connection and negotiate an auto-attach debugger.
CFTimeInterval timeInterval = 0.05;
CFRunLoopRunInMode(kCFRunLoopDefaultMode, timeInterval, true);
#elif USE(CF)
// Run the RunLoop in a custom run loop mode to prevent default observers
// to run and potentially evaluate JavaScript in this context while we are
// nested. Only the debugger should control things until we continue.
// FIXME: This is not a perfect solution, as background threads are not
// paused and can still access and evalute script in the JSContext.
CFTimeInterval timeInterval = 0.05;
CFRunLoopRunInMode(remoteInspectorRunLoopMode(), timeInterval, true);
#elif USE(GLIB)
g_main_context_iteration(NULL, FALSE);
#endif
}
} // namespace Inspector