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https://github.com/mollyim/webrtc.git
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154cbea357
Bug: chromium:1291247 Change-Id: Ia7420f8305f1c52d255429c49e99f3b898534a60 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/290660 Commit-Queue: Salman Malik <salmanmalik@chromium.org> Reviewed-by: Alexander Cooper <alcooper@chromium.org> Cr-Commit-Position: refs/heads/main@{#39061}
76 lines
1.9 KiB
C++
76 lines
1.9 KiB
C++
/*
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* Copyright 2022 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef MODULES_PORTAL_SCOPED_GLIB_H_
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#define MODULES_PORTAL_SCOPED_GLIB_H_
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#include <gio/gio.h>
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#include "rtc_base/checks.h"
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#include "rtc_base/system/rtc_export_template.h"
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namespace webrtc {
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template <class T>
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class Scoped {
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public:
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Scoped() {}
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explicit Scoped(T* val) { ptr_ = val; }
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~Scoped() { RTC_DCHECK_NOTREACHED(); }
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T* operator->() const { return ptr_; }
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explicit operator bool() const { return ptr_ != nullptr; }
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bool operator!() const { return ptr_ == nullptr; }
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T* get() const { return ptr_; }
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T** receive() {
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RTC_CHECK(!ptr_);
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return &ptr_;
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}
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Scoped& operator=(T* val) {
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RTC_DCHECK(val);
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ptr_ = val;
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return *this;
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}
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protected:
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T* ptr_ = nullptr;
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};
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template <>
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Scoped<GError>::~Scoped();
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template <>
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Scoped<char>::~Scoped();
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template <>
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Scoped<GVariant>::~Scoped();
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template <>
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Scoped<GVariantIter>::~Scoped();
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template <>
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Scoped<GDBusMessage>::~Scoped();
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template <>
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Scoped<GUnixFDList>::~Scoped();
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extern template class RTC_EXPORT_TEMPLATE_DECLARE(RTC_EXPORT) Scoped<GError>;
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extern template class RTC_EXPORT_TEMPLATE_DECLARE(RTC_EXPORT) Scoped<char>;
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extern template class RTC_EXPORT_TEMPLATE_DECLARE(RTC_EXPORT) Scoped<GVariant>;
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extern template class RTC_EXPORT_TEMPLATE_DECLARE(
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RTC_EXPORT) Scoped<GVariantIter>;
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extern template class RTC_EXPORT_TEMPLATE_DECLARE(
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RTC_EXPORT) Scoped<GDBusMessage>;
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extern template class RTC_EXPORT_TEMPLATE_DECLARE(
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RTC_EXPORT) Scoped<GUnixFDList>;
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} // namespace webrtc
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#endif // MODULES_PORTAL_SCOPED_GLIB_H_
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