lin-epics-modules/sinqepicsapp
0
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Improved error handling in the EL737 scalerRecord driver

Browse Source
This commit is contained in:
koennecke
2023-01-31 11:42:04 +01:00
parent 3b2a21094c
commit 9b9072b83b
1 changed files with 13 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

17
sinqEPICSApp/src/devScalerEL737.c
View File

@ -223,6 +223,7 @@ static long el737_init_record(scalerRecord *psr, CALLBACK *pcallback)
psr->pact = 1;
return 0;
}
pasynManager->autoConnect(dummyUser, 1);
status = pasynOctetSyncIO->connect(port, 0, &priv->asynContext, NULL);
if (status) {
asynPrint(dummyUser, ASYN_TRACE_ERROR,
@ -385,7 +386,11 @@ static asynStatus el737_transactCommand(EL737priv *priv,char command[COMLEN],cha
}
}
} else {
strncpy(message,"Lost communication",sizeof(message));
if(errno == EAGAIN){
errlogPrintf("Lost response to %s with EAGAIN\n", command);
} else {
strncpy(message,"Lost communication",sizeof(message));
}
}
if(priv->dbInit){
dbStatus = dbPutField(&priv->msgTxt, DBR_STRING,message, 1);
@ -451,7 +456,7 @@ static void runEvents(EL737priv *priv)
if(priv->sendThreshold == 1) {
// fallback when we do not have the DB fields or threshCounter is invalid
if(priv->presets[THRESHMON] <= 0) {
errlogPrintf("Invalid threshold preset monitor %ld, no threshold sent", priv->presets[THRESHMON]);
errlogPrintf("Invalid threshold preset monitor %ld, no threshold sent\n", priv->presets[THRESHMON]);
} else {
sprintf(command,"DL %d %d", (int)priv->presets[THRESHMON],
(int)priv->presets[THRESHVAL]);
@ -506,8 +511,12 @@ static void updateValues(EL737priv *priv)
strcpy(command,"RA");
status = el737_transactCommand(priv,command,reply);
if(status != asynSuccess){
errlogPrintf("devScalerEL737::el737Thread communication problem %s, errno = %d\n",
priv->asynContext->errorMessage, errno);
if(errno == EAGAIN){
errlogPrintf("devScalerEL737::el737Thread lost response to %s with EAGAIN\n", command);
} else {
errlogPrintf("devScalerEL737::el737Thread communication problem %s, errno = %d\n",
priv->asynContext->errorMessage, errno);
}
return;
}
status = sscanf(reply, "%f %ld %ld %ld %ld %ld %ld %ld %ld",