Files
pva2pva/pdbApp/qsrv.cpp
Michael Davidsaver 7d150cc7ad add qsrv
2016-03-18 12:34:32 -04:00

76 lines
1.4 KiB
C++

#include <epicsExport.h>
#include <initHooks.h>
#include <epicsExit.h>
#include <pv/pvAccess.h>
#include <pv/serverContext.h>
#include "pvahelper.h"
#include "iocshelper.h"
#include "pdb.h"
namespace pva = epics::pvAccess;
static
epicsMutex qsrv_lock;
static
pva::ServerContext::shared_pointer qsrv;
void qsrvStart()
{
try{
epicsGuard<epicsMutex> G(qsrv_lock);
if(qsrv) {
std::cout<<"QSRV already started\n";
} else {
qsrv = pva::startPVAServer("QSRV", 0, true, false);
}
}catch(std::exception& e){
printf("Error: %s\n", e.what());
}
}
void qsrvStop()
{
try{
epicsGuard<epicsMutex> G(qsrv_lock);
if(!qsrv) {
std::cout<<"QSRV not running\n";
} else {
qsrv->destroy();
qsrv.reset();
}
}catch(std::exception& e){
printf("Error: %s\n", e.what());
}
}
static
void QSRVExit(void *)
{
qsrvStop();
}
static
void QSRVHooks(initHookState state)
{
if(state!=initHookAfterCaServerInit)
return;
epicsAtExit(QSRVExit, NULL);
qsrvStart();
}
static
void QSRVRegistrar()
{
pva::ChannelProviderFactory::shared_pointer fact(new BaseChannelProviderFactory<PDBProvider>("QSRV"));
initHookRegister(QSRVHooks);
pva::registerChannelProviderFactory(fact);
iocshRegister<&qsrvStart>("qsrvStart");
iocshRegister<&qsrvStop>("qsrvStop");
}
epicsExportRegistrar(QSRVRegistrar);