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From: Danny Milosavljevic <dannym@scratchpost.org>
To: "Ludovic Courtès" <ludo@gnu.org>
Cc: 27563@debbugs.gnu.org
Subject: bug#27563: [PATCH] gnu: ghostscript: Don't write document UUID; use "" as instance UUID.
Date: Fri, 7 Jul 2017 15:28:04 +0200	[thread overview]
Message-ID: <20170707152804.4c5117c3@scratchpost.org> (raw)
In-Reply-To: <8737a8bgwr.fsf@gnu.org>

> What’s the impact of simply removing all of this from generated PDF
> files?  Should we instead make it optional?

I don't know.  It's just one metadata element - and it's recent.  I mean that there are lots of (old) PDF files that don't have it in the first place.

>  For instance, we could
> introduce a new environment variable, say “GHOSTSCRIPT_PDF_UUID”, and
> use that as the document UUID when it’s defined.  

>>In our build
> environments, we’d always set GHOSTSCRIPT_PDF_UUID to a known value to
> ensure determinism.

Upstream definitely doesn't want that - at least not if it's a constant value for all PDFs.

  reply	other threads:[~2017-07-07 13:29 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-07-03 18:08 bug#27563: ghostscript-with-cups is not reproducible Danny Milosavljevic
2017-07-03 18:16 ` bug#27563: [PATCH] gnu: ghostscript: Add phase "remove-timestamps" Danny Milosavljevic
2017-07-03 19:18   ` Efraim Flashner
2017-07-05 21:57     ` Ludovic Courtès
2017-07-04 19:08   ` Leo Famulari
2017-07-03 19:46 ` bug#27563: [PATCH v2] gnu: ghostscript: Remove timestamps Danny Milosavljevic
2017-07-06  9:07 ` bug#27563: [PATCH] gnu: ghostscript: Don't write document UUID; use "" as instance UUID Danny Milosavljevic
2017-07-07 11:55   ` Ludovic Courtès
2017-07-07 13:28     ` Danny Milosavljevic [this message]
2017-07-06 10:32 ` bug#27563: [PATCH v3 0/2] Make ghostscript reproducible Danny Milosavljevic
2017-07-06 10:32   ` bug#27563: [PATCH v3 1/2] gnu: ghostscript: Don't write document UUID; use "" as instance UUID Danny Milosavljevic
2017-07-06 10:32   ` bug#27563: [PATCH v3 2/2] gnu: ghostscript: Write document ID only when encrypting Danny Milosavljevic
2017-07-07 12:02     ` Ludovic Courtès
2017-07-07 13:21       ` Danny Milosavljevic
2017-07-07 16:21         ` Leo Famulari
2017-07-07 16:42           ` Danny Milosavljevic
2017-07-07 17:24             ` Leo Famulari
2017-07-08 13:50               ` Leo Famulari
2017-07-07 17:45             ` Ludovic Courtès
2017-07-07 12:00   ` bug#27563: [PATCH v3 0/2] Make ghostscript reproducible Ludovic Courtès
2017-07-07 13:25     ` Danny Milosavljevic
2017-07-07 15:18       ` Ludovic Courtès
2017-07-07 15:44         ` Danny Milosavljevic
2017-07-07 17:51           ` Ludovic Courtès
2017-07-07 18:20             ` Danny Milosavljevic
2017-07-08 14:32               ` Ludovic Courtès
2017-07-09 23:40         ` bug#27563: [PATCH v4 0/3] " Danny Milosavljevic
2017-07-09 23:46           ` bug#27563: [PATCH v4 1/3] gnu: ghostscript: Make "/ID" optional, depending on environment variable Danny Milosavljevic
2017-07-09 23:46             ` bug#27563: [PATCH v4 2/3] gnu: ghostscript: Make XMP UUID headers " Danny Milosavljevic
2017-07-10 15:23               ` Ludovic Courtès
2017-07-09 23:46             ` bug#27563: [PATCH v4 3/3] gnu: ghostscript: Make "/CreationDate", "/ModDate" optoinal, " Danny Milosavljevic
2017-07-10 15:25               ` Ludovic Courtès
2017-07-10 15:21             ` bug#27563: [PATCH v4 1/3] gnu: ghostscript: Make "/ID" optional, " Ludovic Courtès
2017-07-10 16:35           ` bug#27563: [PATCH v4 0/3] Make ghostscript reproducible Danny Milosavljevic
2017-07-07 15:34     ` bug#27563: [PATCH v3 0/2] " Danny Milosavljevic
2017-07-07 17:46       ` Ludovic Courtès
2017-07-06 10:59 ` bug#27563: ghostscript-with-cups is not reproducible Danny Milosavljevic

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