mirror of
https://github.com/fairwaves/OpenBTS-UMTS.git
synced 2025-11-04 05:03:14 +00:00
108 lines
2.0 KiB
C++
108 lines
2.0 KiB
C++
/*
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* OpenBTS provides an open source alternative to legacy telco protocols and
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* traditionally complex, proprietary hardware systems.
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*
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* Copyright 2008 Free Software Foundation, Inc.
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* Copyright 2011-2014 Range Networks, Inc.
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*
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* This software is distributed under the terms of the GNU Affero General
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* Public License version 3. See the COPYING and NOTICE files in the main
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* directory for licensing information.
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*
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* This use of this software may be subject to additional restrictions.
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* See the LEGAL file in the main directory for details.
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*/
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#include "Threads.h"
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#include "Timeval.h"
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using namespace std;
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Mutex gStreamLock; ///< Global lock to control access to cout and cerr.
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void lockCout()
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{
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gStreamLock.lock();
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Timeval entryTime;
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cout << entryTime << " " << pthread_self() << ": ";
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}
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void unlockCout()
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{
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cout << dec << endl << flush;
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gStreamLock.unlock();
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}
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void lockCerr()
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{
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gStreamLock.lock();
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Timeval entryTime;
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cerr << entryTime << " " << pthread_self() << ": ";
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}
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void unlockCerr()
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{
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cerr << dec << endl << flush;
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gStreamLock.unlock();
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}
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Mutex::Mutex()
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{
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bool res;
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res = pthread_mutexattr_init(&mAttribs);
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assert(!res);
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res = pthread_mutexattr_settype(&mAttribs,PTHREAD_MUTEX_RECURSIVE);
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assert(!res);
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res = pthread_mutex_init(&mMutex,&mAttribs);
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assert(!res);
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}
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Mutex::~Mutex()
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{
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pthread_mutex_destroy(&mMutex);
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bool res = pthread_mutexattr_destroy(&mAttribs);
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assert(!res);
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}
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/** Block for the signal up to the cancellation timeout. */
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void Signal::wait(Mutex& wMutex, unsigned timeout) const
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{
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Timeval then(timeout);
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struct timespec waitTime = then.timespec();
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pthread_cond_timedwait(&mSignal,&wMutex.mMutex,&waitTime);
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}
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void Thread::start(void *(*task)(void*), void *arg)
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{
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assert(mThread==((pthread_t)0));
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bool res;
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res = pthread_attr_init(&mAttrib);
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assert(!res);
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res = pthread_attr_setstacksize(&mAttrib, mStackSize);
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assert(!res);
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res = pthread_create(&mThread, &mAttrib, task, arg);
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assert(!res);
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}
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// vim: ts=4 sw=4
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