| // Copyright 2017 The Cobalt Authors. All Rights Reserved. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| #include "starboard/mutex.h" |
| |
| #include <windows.h> |
| |
| #include "starboard/shared/win32/types_internal.h" |
| |
| SbMutexResult SbMutexAcquireTry(SbMutex* mutex) { |
| if (!mutex) { |
| return kSbMutexDestroyed; |
| } |
| bool result = TryAcquireSRWLockExclusive(SB_WIN32_INTERNAL_MUTEX(mutex)); |
| return result ? kSbMutexAcquired : kSbMutexBusy; |
| } |