[Info-vax] GS convert PDF to PS.

[Jan-Erik Söderholm]

Den 2022-03-13 kl. 18:17, skrev Phillip Helbig (undress to reply):
> In article <t0l1m4$7a5$1 at dont-email.me>,
> =?UTF-8?Q?Jan-Erik_S=c3=b6derholm?= <jan-erik.soderholm at telia.com>
> writes:
> 
>> I'm new to Ghostscript.
>> I try to convert a PDF file to a PS file.
>>
>> And yes, this a step in the "print a PDF file" project.
>> I had some issues with getting the Xerox printer to print
>> a plain PDF file so I thought about converting i to to PS...
>>
>> Have tried with:
>>
>> $ gs "-dNOPAUSE" "-sDEVICE=ps2write" "-sOutputFile=out.ps" "-fOUT.PDF"
> 
> This works for me:
> 
> $  IF P1 .EQS. "" THEN GOTO USAGE
> $  IF F$PARSE(P1,,,"TYPE") .EQS. "." THEN P1 = P1 + ".PDF"
> $  IF P2 .EQS. "" THEN P2 = F$PARSE(P1,,,"NAME") + ".PS"
> $  IF F$PARSE(P2,,,"TYPE") .EQS. "." THEN P2 = P2 + ".PS"
> $  GS "-dNOPAUSE" "-sDEVICE=pswrite" "-dBATCH" "-sOutputFile=''P2'" 'P1'
> $  EXIT
> $USAGE:
> $  TYPE SYS$INPUT
> 
> P1: PDF file (required), default type .PDF
> P2: PostScript file (optional), default type .PS, default name <name_of_P1>.PS
> $  EXIT
> 

Intreresting.
"pswrite" is not part of the "Available devices:" but ps2write is.

I tried to change to "pswrite" and got:

GPL Ghostscript 9.55.0 (2021-09-27)
Copyright (C) 2021 Artifex Software, Inc.  All rights reserved.
This software is supplied under the GNU AGPLv3 and comes with NO WARRANTY:
see the file COPYING for details.
Unknown device: pswrite
%SYSTEM-E-BADPARAM, bad parameter value
$