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/*
* Copyright 2020 RDK Management
*
* 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. AND ITS CONTRIBUTORS ``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 ITS 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 "BreakpadExceptionHandler.h"
#if ENABLE(BREAKPAD)
#include <breakpad/client/linux/handler/exception_handler.h>
#include <mutex>
#include <signal.h>
#include <wtf/FileSystem.h>
#include <wtf/NeverDestroyed.h>
namespace WebKit {
void installBreakpadExceptionHandler()
{
static std::once_flag onceFlag;
static MainThreadLazyNeverDestroyed<google_breakpad::ExceptionHandler> exceptionHandler;
static String breakpadMinidumpDir = String::fromUTF8(getenv("BREAKPAD_MINIDUMP_DIR"));
#ifdef BREAKPAD_MINIDUMP_DIR
if (breakpadMinidumpDir.isEmpty())
breakpadMinidumpDir = StringImpl::createFromCString(BREAKPAD_MINIDUMP_DIR);
#endif
if (breakpadMinidumpDir.isEmpty())
return;
if (FileSystem::fileType(breakpadMinidumpDir) != FileSystem::FileType::Directory) {
WTFLogAlways("Breakpad dir \"%s\" is not a directory, not installing handler", breakpadMinidumpDir.utf8().data());
return;
}
std::call_once(onceFlag, []() {
exceptionHandler.construct(google_breakpad::MinidumpDescriptor(breakpadMinidumpDir.utf8().data()), nullptr,
[](const google_breakpad::MinidumpDescriptor&, void*, bool succeeded) -> bool {
return succeeded;
}, nullptr, true, -1);
});
}
}
#endif
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