Keysight Technologies 8163A/B - Page 238

238 8163A/B, 8164A/B & 8166A/B Mainframes Programming Guide
6 VISA Programming Examples
ViChar errMsg[256];
error = viQueryf(session,"SYST:ERR?\n","%t",errMsg);
if (error == VI_ERROR_TMO)
{
printf("System Error!\n") ;
exit(1);
}
else
{
/* only errors should be displayed */
if(errMsg[0] != '+')
printf("error:%ld --> %s\n", err_status,errMsg) ;
}
}