Alexandria  2.22.0
Please provide a description of the project.
Semaphore.cpp
Go to the documentation of this file.
1 /*
2  * Copyright (C) 2012-2021 Euclid Science Ground Segment
3  *
4  * This library is free software; you can redistribute it and/or modify it under
5  * the terms of the GNU Lesser General Public License as published by the Free
6  * Software Foundation; either version 3.0 of the License, or (at your option)
7  * any later version.
8  *
9  * This library is distributed in the hope that it will be useful, but WITHOUT
10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
11  * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
12  * details.
13  *
14  * You should have received a copy of the GNU Lesser General Public License
15  * along with this library; if not, write to the Free Software Foundation, Inc.,
16  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17  */
18 
20 #ifdef __APPLE__
21 #include "SemaphoreMach.icpp"
22 #else
23 #include "SemaphorePosix.icpp"
24 #endif
25 
26 namespace Euclid {
27 
28 Semaphore::Semaphore(unsigned int i) : m_impl(new SemaphoreImpl(i)) {}
29 
31 
33  m_impl->post();
34 }
35 
37  m_impl->wait();
38 }
39 
41  return m_impl->try_acquire();
42 }
43 
44 bool Semaphore::try_acquire_until(const std::chrono::system_clock::time_point& abs_time) {
45  return m_impl->try_acquire_until(abs_time);
46 }
47 
48 } // namespace Euclid
Semaphore(unsigned int i)
Definition: Semaphore.cpp:28
bool try_acquire_until(const std::chrono::system_clock::time_point &abs_time)
Definition: Semaphore.cpp:44
std::unique_ptr< SemaphoreImpl > m_impl
Definition: Semaphore.h:99