76 lines
1.5 KiB
C++
76 lines
1.5 KiB
C++
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef BASE_MAC_SCOPED_LAUNCH_DATA_H_
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#define BASE_MAC_SCOPED_LAUNCH_DATA_H_
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#include <launch.h>
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#include <algorithm>
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#include "base/basictypes.h"
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#include "base/compiler_specific.h"
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namespace base {
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namespace mac {
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// Just like scoped_ptr<> but for launch_data_t.
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class ScopedLaunchData {
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public:
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typedef launch_data_t element_type;
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explicit ScopedLaunchData(launch_data_t object = NULL)
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: object_(object) {
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}
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~ScopedLaunchData() {
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if (object_)
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launch_data_free(object_);
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}
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void reset(launch_data_t object = NULL) {
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if (object != object_) {
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if (object_)
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launch_data_free(object_);
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object_ = object;
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}
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}
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bool operator==(launch_data_t that) const {
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return object_ == that;
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}
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bool operator!=(launch_data_t that) const {
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return object_ != that;
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}
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operator launch_data_t() const {
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return object_;
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}
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launch_data_t get() const {
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return object_;
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}
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void swap(ScopedLaunchData& that) {
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std::swap(object_, that.object_);
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}
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launch_data_t release() WARN_UNUSED_RESULT {
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launch_data_t temp = object_;
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object_ = NULL;
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return temp;
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}
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private:
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launch_data_t object_;
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DISALLOW_COPY_AND_ASSIGN(ScopedLaunchData);
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};
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} // namespace mac
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} // namespace base
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#endif // BASE_MAC_SCOPED_LAUNCH_DATA_H_
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