/* -*- 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 "mozilla/AppShutdown.h"
#include "mozilla/ipc/IOThreadChild.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;
}

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