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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "mozilla/ipc/ProcessChild.h"
#include "nsDebug.h"
#ifdef XP_WIN
# include <stdlib.h> // for _exit()
#else
# include <unistd.h> // for _exit()
#endif
#include "nsAppRunner.h"
#include "mozilla/AppShutdown.h"
#include "mozilla/ipc/IOThreadChild.h"
#include "mozilla/GeckoArgs.h"
namespace mozilla {
namespace ipc {
ProcessChild* ProcessChild::gProcessChild;
static Atomic<bool> sExpectingShutdown(false);
ProcessChild::ProcessChild(ProcessId aParentPid)
: ChildProcess(new IOThreadChild()),
mUILoop(MessageLoop::current()),
mParentPid(aParentPid) {
MOZ_ASSERT(mUILoop, "UILoop should be created by now");
MOZ_ASSERT(!gProcessChild, "should only be one ProcessChild");
gProcessChild = this;
}
/* static */
void ProcessChild::AddPlatformBuildID(std::vector<std::string>& aExtraArgs) {
nsCString parentBuildID(mozilla::PlatformBuildID());
geckoargs::sParentBuildID.Put(parentBuildID.get(), aExtraArgs);
}
/* static */
bool ProcessChild::InitPrefs(int aArgc, char* aArgv[]) {
Maybe<uint64_t> prefsHandle = Some(0);
Maybe<uint64_t> prefMapHandle = Some(0);
Maybe<uint64_t> prefsLen = geckoargs::sPrefsLen.Get(aArgc, aArgv);
Maybe<uint64_t> prefMapSize = geckoargs::sPrefMapSize.Get(aArgc, aArgv);
if (prefsLen.isNothing() || prefMapSize.isNothing()) {
return false;
}
#ifdef XP_WIN
prefsHandle = geckoargs::sPrefsHandle.Get(aArgc, aArgv);
prefMapHandle = geckoargs::sPrefMapHandle.Get(aArgc, aArgv);
if (prefsHandle.isNothing() || prefMapHandle.isNothing()) {
return false;
}
#endif
SharedPreferenceDeserializer deserializer;
return deserializer.DeserializeFromSharedMemory(*prefsHandle, *prefMapHandle,
*prefsLen, *prefMapSize);
}
ProcessChild::~ProcessChild() { gProcessChild = nullptr; }
/* static */
void ProcessChild::NotifyImpendingShutdown() { sExpectingShutdown = true; }
/* static */
bool ProcessChild::ExpectingShutdown() { return sExpectingShutdown; }
/* static */
void ProcessChild::QuickExit() { AppShutdown::DoImmediateExit(); }
} // namespace ipc
} // namespace mozilla