Files
epics-base/src/libCom/osi/epicsThread.cpp
2001-01-18 19:08:14 +00:00

59 lines
1.2 KiB
C++

//
// $Id$
//
// Author: Jeff Hill
//
#include <stdio.h>
#include <stddef.h>
extern "C" {
static void epicsThreadCallEntryPoint ( void *pPvt ); // for gnu warning
}
#define epicsExportSharedSymbols
#include "epicsThread.h"
void epicsThreadRunable::stop() {};
static void epicsThreadCallEntryPoint ( void *pPvt )
{
epicsThread *pThread = static_cast <epicsThread *> ( pPvt );
pThread->begin.wait ();
if ( ! pThread->cancel ) {
pThread->runable.run ();
}
pThread->id = 0;
pThread->exit.signal ();
}
epicsThread::epicsThread (epicsThreadRunable &r, const char *name, unsigned stackSize, unsigned priority ) :
runable(r), cancel (false)
{
this->id = epicsThreadCreate ( name, priority, stackSize,
epicsThreadCallEntryPoint, static_cast <void *> (this) );
}
epicsThread::~epicsThread ()
{
if ( this->id ) {
this->cancel = true;
this->begin.signal ();
while ( ! this->exit.wait ( 5.0 ) ) {
printf ("epicsThread::~epicsThread ():"
" Warning, thread object destroyed before thread exit \n");
}
}
}
void epicsThread::start ()
{
this->begin.signal ();
}
bool epicsThread::isCurrentThread () const
{
return ( epicsThreadGetIdSelf () == this->id );
}