mutex_lock.hpp 2.7 KB

1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556
  1. /**************************************************************************/
  2. /* mutex_lock.hpp */
  3. /**************************************************************************/
  4. /* This file is part of: */
  5. /* GODOT ENGINE */
  6. /* https://godotengine.org */
  7. /**************************************************************************/
  8. /* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
  9. /* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
  10. /* */
  11. /* Permission is hereby granted, free of charge, to any person obtaining */
  12. /* a copy of this software and associated documentation files (the */
  13. /* "Software"), to deal in the Software without restriction, including */
  14. /* without limitation the rights to use, copy, modify, merge, publish, */
  15. /* distribute, sublicense, and/or sell copies of the Software, and to */
  16. /* permit persons to whom the Software is furnished to do so, subject to */
  17. /* the following conditions: */
  18. /* */
  19. /* The above copyright notice and this permission notice shall be */
  20. /* included in all copies or substantial portions of the Software. */
  21. /* */
  22. /* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
  23. /* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
  24. /* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
  25. /* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
  26. /* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
  27. /* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
  28. /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
  29. /**************************************************************************/
  30. #pragma once
  31. #include <godot_cpp/classes/mutex.hpp>
  32. namespace godot {
  33. class MutexLock {
  34. const Mutex &mutex;
  35. public:
  36. _ALWAYS_INLINE_ explicit MutexLock(const Mutex &p_mutex) :
  37. mutex(p_mutex) {
  38. const_cast<Mutex *>(&mutex)->lock();
  39. }
  40. _ALWAYS_INLINE_ ~MutexLock() {
  41. const_cast<Mutex *>(&mutex)->unlock();
  42. }
  43. };
  44. #define _THREAD_SAFE_CLASS_ mutable Mutex _thread_safe_;
  45. #define _THREAD_SAFE_METHOD_ MutexLock _thread_safe_method_(_thread_safe_);
  46. #define _THREAD_SAFE_LOCK_ _thread_safe_.lock();
  47. #define _THREAD_SAFE_UNLOCK_ _thread_safe_.unlock();
  48. } // namespace godot