Files
pcas/src/std/dev/devCalcoutSoftCallback.c
2016-08-13 21:53:31 -05:00

63 lines
1.5 KiB
C

/*************************************************************************\
* Copyright (c) 2008 UChicago Argonne LLC, as Operator of Argonne
* National Laboratory.
* Copyright (c) 2002 The Regents of the University of California, as
* Operator of Los Alamos National Laboratory.
* EPICS BASE is distributed subject to a Software License Agreement found
* in file LICENSE that is included with this distribution.
\*************************************************************************/
/* devCalcoutSoftCallback.c */
/*
* Author: Marty Kraimer
* Date: 05DEC2003
*/
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include "alarm.h"
#include "dbDefs.h"
#include "dbAccess.h"
#include "recGbl.h"
#include "recSup.h"
#include "devSup.h"
#include "link.h"
#include "special.h"
#include "postfix.h"
#include "calcoutRecord.h"
#include "epicsExport.h"
static long write_calcout(calcoutRecord *prec);
struct {
long number;
DEVSUPFUN report;
DEVSUPFUN init;
DEVSUPFUN init_record;
DEVSUPFUN get_ioint_info;
DEVSUPFUN write;
} devCalcoutSoftCallback = {
5, NULL, NULL, NULL, NULL, write_calcout
};
epicsExportAddress(dset, devCalcoutSoftCallback);
static long write_calcout(calcoutRecord *prec)
{
struct link *plink = &prec->out;
long status;
if (prec->pact)
return 0;
status = dbPutLinkAsync(plink, DBR_DOUBLE, &prec->oval, 1);
if (!status)
prec->pact = TRUE;
else if (status == S_db_noLSET)
status = dbPutLink(plink, DBR_DOUBLE, &prec->oval, 1);
return 0;
}