dpd \*- spawn data phone daemon
is the 201 data phone daemon.
It is designed to submit jobs to
the Honeywell 6070 computer via the GRTS
to prevent two daemons from becoming active.
After the daemon has successfully set the lock,
it forks and the main path exits, thus
The directory is scanned for files
Each such file is submitted as a job.
Each line of a job file must begin with a key
character to specify what to do with the remainder
to generate a unique snumb card.
This card is generated by incrementing the first
and converting that to three-digit octal concatenated with
\fBL\fR specifies that the remainder of the line is to
\fBB\fR specifies that the rest of the line
\fBF\fR is the same as \fBB\fR except a form feed is prepended to the file.
\fBU\fR specifies that the rest of the line
After the job has been transmitted,
Any error encountered will cause the daemon to
drop the call, wait up to 20 minutes and start over.
This means that an improperly constructed
\fIdf\fR file may cause the same job to be submitted