mirror of
https://github.com/scummvm/scummvm.git
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66 lines
1.7 KiB
C++
66 lines
1.7 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include "common/scummsys.h"
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#if defined(SDL_BACKEND)
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#include "backends/mutex/sdl/sdl-mutex.h"
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#include "backends/platform/sdl/sdl-sys.h"
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/**
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* SDL mutex manager
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*/
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class SdlMutexInternal final : public Common::MutexInternal {
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public:
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SdlMutexInternal() { _mutex = SDL_CreateMutex(); }
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~SdlMutexInternal() override { SDL_DestroyMutex(_mutex); }
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bool lock() override {
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#if SDL_VERSION_ATLEAST(3, 0, 0)
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SDL_LockMutex(_mutex);
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return true;
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#else
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return (SDL_mutexP(_mutex) == 0);
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#endif
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}
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bool unlock() override {
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#if SDL_VERSION_ATLEAST(3, 0, 0)
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SDL_UnlockMutex(_mutex);
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return true;
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#else
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return (SDL_mutexV(_mutex) == 0);
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#endif
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}
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private:
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#if SDL_VERSION_ATLEAST(3, 0, 0)
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SDL_Mutex *_mutex;
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#else
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SDL_mutex *_mutex;
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#endif
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};
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Common::MutexInternal *createSdlMutexInternal() {
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return new SdlMutexInternal();
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}
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#endif
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