In MPEX,

  %FILTER "SHOWDEV 7","'6250' or '1600'" >$NULL
  %IF MPEXPRINTLINESFOUND = 0 THEN
  %   ECHO - No Loaded Tape in Drive
  %   RETURN
  %ENDIF

Joseph Norris wrote:
>
> Hello group,
>
> Is there a command or programmatic way to detect if a tape is in the dat
> drive?
>
> thanks.
>
> #Joseph Norris (Perl - what else is there?/Linux/CGI/Msql)
> print @c=map chr $_+100,(6,17,15,16,-68,-3,10,11,16,4,1,14,-68,12,1,14,8,
> -68,4,-3,-1,7,1,14,-68,6,11,15,1,12,4,-68,-22,11,14,14,5,15,-90);