gecko-dev/mozglue/misc/AutoProfilerLabel.cpp

35 строки
1.0 KiB
C++

/* -*- 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 MOZ_GUARD_OBJECT_NOTIFIER_PARAM_IN_IMPL) {
MOZ_GUARD_OBJECT_NOTIFIER_INIT;
mProfilingStack = sEnter ? sEnter(aLabel, aDynamicString, this) : nullptr;
}
AutoProfilerLabel::~AutoProfilerLabel() {
if (sExit && mProfilingStack) {
sExit(mProfilingStack);
}
}
} // namespace mozilla