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/*
Copyright (C) 2004-2008 Grame
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
This program 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 Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef __JackWinProcessSync__
#define __JackWinProcessSync__
#include "JackWinMutex.h"
namespace Jack
{
/*!
\brief A synchronization primitive built using a condition variable.
*/
class JackWinProcessSync : public JackWinMutex
{
private:
HANDLE fEvent;
public:
JackWinProcessSync(const char* name = NULL):JackWinMutex(name)
{
if (name) {
char buffer[MAX_PATH];
snprintf(buffer, sizeof(buffer), "%s_%s", "JackWinProcessSync", name);
fEvent = CreateEvent(NULL, TRUE, FALSE, buffer); // Needs ResetEvent
//fEvent = CreateEvent(NULL, FALSE, FALSE, buffer); // Auto-reset event
} else {
fEvent = CreateEvent(NULL, TRUE, FALSE, NULL); // Needs ResetEvent
//fEvent = CreateEvent(NULL, FALSE, FALSE, NULL); // Auto-reset event
}
ThrowIf((fEvent == 0), JackException("JackWinProcessSync: could not init the event"));
}
virtual ~JackWinProcessSync()
{
CloseHandle(fEvent);
}
bool TimedWait(long usec);
bool LockedTimedWait(long usec);
void Wait();
void LockedWait();
void Signal();
void LockedSignal();
void SignalAll();
void LockedSignalAll();
};
} // end of namespace
#endif
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