Wyatt Hepler | d7f76fa | 2022-01-06 22:20:26 -0800 | [diff] [blame] | 1 | // Copyright 2022 The Pigweed Authors |
| 2 | // |
| 3 | // Licensed under the Apache License, Version 2.0 (the "License"); you may not |
| 4 | // use this file except in compliance with the License. You may obtain a copy of |
| 5 | // the License at |
| 6 | // |
| 7 | // https://www.apache.org/licenses/LICENSE-2.0 |
| 8 | // |
| 9 | // Unless required by applicable law or agreed to in writing, software |
| 10 | // distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| 11 | // WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
| 12 | // License for the specific language governing permissions and limitations under |
| 13 | // the License. |
| 14 | |
| 15 | #include "pw_sync/mutex.h" |
| 16 | |
| 17 | #include "pw_assert/check.h" |
| 18 | #include "pw_sync_stl/mutex_native.h" |
| 19 | |
| 20 | namespace pw::sync { |
| 21 | |
| 22 | Mutex::~Mutex() { |
| 23 | PW_CHECK(!native_type_.locked, "Mutex was locked when it went out of scope"); |
| 24 | } |
| 25 | |
| 26 | namespace backend { |
| 27 | |
| 28 | void NativeMutex::SetLockedState(bool new_state) { |
| 29 | PW_CHECK_UINT_NE(locked, |
| 30 | new_state, |
| 31 | "Called %slock(), but the mutex is already in that state", |
| 32 | new_state ? "" : "un"); |
| 33 | locked = new_state; |
| 34 | } |
| 35 | |
| 36 | } // namespace backend |
| 37 | } // namespace pw::sync |