barrier/lib/mt/CCondVar.cpp
crs f65921bc3f Refactored some platform dependent code into a new library,
lib/arch.  This should make porting easier.  Will probably
continue to refactor a little more, moving platform dependent
event handling stuff into lib/platform.
2003-01-04 22:01:32 +00:00

82 lines
1.4 KiB
C++

/*
* synergy -- mouse and keyboard sharing utility
* Copyright (C) 2002 Chris Schoeneman
*
* This package is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* found in the file COPYING that should have accompanied this file.
*
* This package is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#include "CCondVar.h"
#include "CStopwatch.h"
#include "CArch.h"
//
// CCondVarBase
//
CCondVarBase::CCondVarBase(CMutex* mutex) :
m_mutex(mutex)
{
assert(m_mutex != NULL);
m_cond = ARCH->newCondVar();
}
CCondVarBase::~CCondVarBase()
{
ARCH->closeCondVar(m_cond);
}
void
CCondVarBase::lock() const
{
m_mutex->lock();
}
void
CCondVarBase::unlock() const
{
m_mutex->unlock();
}
void
CCondVarBase::signal()
{
ARCH->signalCondVar(m_cond);
}
void
CCondVarBase::broadcast()
{
ARCH->broadcastCondVar(m_cond);
}
bool
CCondVarBase::wait(CStopwatch& timer, double timeout) const
{
// check timeout against timer
if (timeout >= 0.0) {
timeout -= timer.getTime();
if (timeout < 0.0)
return false;
}
return wait(timeout);
}
bool
CCondVarBase::wait(double timeout) const
{
return ARCH->waitCondVar(m_cond, m_mutex->m_mutex, timeout);
}
CMutex*
CCondVarBase::getMutex() const
{
return m_mutex;
}