/* -*- Mode: C++; tab-width: 2; 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/AutoProfilerLabel.h"

namespace mozilla {

static ProfilerLabelEnter sEnter = nullptr;

static ProfilerLabelExit sExit = nullptr;

void

RegisterProfilerLabelEnterExit(ProfilerLabelEnter aEnter,

                               ProfilerLabelExit aExit)

{

  sEnter = aEnter;

  sExit = aExit;

}

AutoProfilerLabel::AutoProfilerLabel(const char* aLabel,

                                     const char* aDynamicString,

                                     uint32_t aLine

                                     MOZ_GUARD_OBJECT_NOTIFIER_PARAM_IN_IMPL)

{

  MOZ_GUARD_OBJECT_NOTIFIER_INIT;

  mProfilingStack = sEnter ? sEnter(aLabel, aDynamicString, this, aLine) : nullptr;

}

AutoProfilerLabel::~AutoProfilerLabel()

{

  if (sExit && mProfilingStack) {

    sExit(mProfilingStack);

  }

}

} // namespace mozilla