1 // Copyright 2021 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 #pragma once
15 
16 #include "pw_chrono/system_clock.h"
17 #include "pw_sync/timed_thread_notification.h"
18 
19 namespace pw::sync {
20 
try_acquire_for(chrono::SystemClock::duration timeout)21 inline bool TimedThreadNotification::try_acquire_for(
22     chrono::SystemClock::duration timeout) {
23   // Because xTaskNotifyWait may spuriously return pdFALSE due to vTaskSuspend &
24   // vTaskResume, a deadline is used instead of a timeout just like FreeRTOS
25   // stream buffers.
26   return try_acquire_until(chrono::SystemClock::TimePointAfterAtLeast(timeout));
27 }
28 
29 }  // namespace pw::sync
30