annotate DEPENDENCIES/generic/include/boost/thread/pthread/pthread_mutex_scoped_lock.hpp @ 125:34e428693f5d vext

Vext -> Repoint
author Chris Cannam
date Thu, 14 Jun 2018 11:15:39 +0100
parents 2665513ce2d3
children
rev   line source
Chris@16 1 #ifndef BOOST_PTHREAD_MUTEX_SCOPED_LOCK_HPP
Chris@16 2 #define BOOST_PTHREAD_MUTEX_SCOPED_LOCK_HPP
Chris@16 3 // (C) Copyright 2007-8 Anthony Williams
Chris@16 4 //
Chris@16 5 // Distributed under the Boost Software License, Version 1.0. (See
Chris@16 6 // accompanying file LICENSE_1_0.txt or copy at
Chris@16 7 // http://www.boost.org/LICENSE_1_0.txt)
Chris@16 8
Chris@16 9 #include <pthread.h>
Chris@16 10 #include <boost/assert.hpp>
Chris@16 11
Chris@16 12 #include <boost/config/abi_prefix.hpp>
Chris@16 13
Chris@16 14 namespace boost
Chris@16 15 {
Chris@16 16 namespace pthread
Chris@16 17 {
Chris@16 18 class pthread_mutex_scoped_lock
Chris@16 19 {
Chris@16 20 pthread_mutex_t* m;
Chris@16 21 bool locked;
Chris@16 22 public:
Chris@16 23 explicit pthread_mutex_scoped_lock(pthread_mutex_t* m_):
Chris@16 24 m(m_),locked(true)
Chris@16 25 {
Chris@16 26 BOOST_VERIFY(!pthread_mutex_lock(m));
Chris@16 27 }
Chris@16 28 void unlock()
Chris@16 29 {
Chris@16 30 BOOST_VERIFY(!pthread_mutex_unlock(m));
Chris@16 31 locked=false;
Chris@16 32 }
Chris@16 33
Chris@16 34 ~pthread_mutex_scoped_lock()
Chris@16 35 {
Chris@16 36 if(locked)
Chris@16 37 {
Chris@16 38 unlock();
Chris@16 39 }
Chris@16 40 }
Chris@16 41
Chris@16 42 };
Chris@16 43
Chris@16 44 class pthread_mutex_scoped_unlock
Chris@16 45 {
Chris@16 46 pthread_mutex_t* m;
Chris@16 47 public:
Chris@16 48 explicit pthread_mutex_scoped_unlock(pthread_mutex_t* m_):
Chris@16 49 m(m_)
Chris@16 50 {
Chris@16 51 BOOST_VERIFY(!pthread_mutex_unlock(m));
Chris@16 52 }
Chris@16 53 ~pthread_mutex_scoped_unlock()
Chris@16 54 {
Chris@16 55 BOOST_VERIFY(!pthread_mutex_lock(m));
Chris@16 56 }
Chris@16 57
Chris@16 58 };
Chris@16 59 }
Chris@16 60 }
Chris@16 61
Chris@16 62 #include <boost/config/abi_suffix.hpp>
Chris@16 63
Chris@16 64 #endif