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bug#27563: [PATCH] gnu: ghostscript: Don't write document UUID; use "" a
From: |
Danny Milosavljevic |
Subject: |
bug#27563: [PATCH] gnu: ghostscript: Don't write document UUID; use "" as instance UUID. |
Date: |
Fri, 7 Jul 2017 15:28:04 +0200 |
> 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.
- bug#27563: ghostscript-with-cups is not reproducible, Danny Milosavljevic, 2017/07/03
- bug#27563: [PATCH] gnu: ghostscript: Add phase "remove-timestamps"., Danny Milosavljevic, 2017/07/03
- bug#27563: [PATCH v2] gnu: ghostscript: Remove timestamps., Danny Milosavljevic, 2017/07/03
- bug#27563: [PATCH] gnu: ghostscript: Don't write document UUID; use "" as instance UUID., Danny Milosavljevic, 2017/07/06
- bug#27563: [PATCH v3 0/2] Make ghostscript reproducible., Danny Milosavljevic, 2017/07/06
- bug#27563: [PATCH v3 1/2] gnu: ghostscript: Don't write document UUID; use "" as instance UUID., Danny Milosavljevic, 2017/07/06
- bug#27563: [PATCH v3 2/2] gnu: ghostscript: Write document ID only when encrypting., Danny Milosavljevic, 2017/07/06
- bug#27563: [PATCH v3 2/2] gnu: ghostscript: Write document ID only when encrypting., Ludovic Courtès, 2017/07/07
- bug#27563: [PATCH v3 2/2] gnu: ghostscript: Write document ID only when encrypting., Danny Milosavljevic, 2017/07/07
- bug#27563: [PATCH v3 2/2] gnu: ghostscript: Write document ID only when encrypting., Leo Famulari, 2017/07/07
- bug#27563: [PATCH v3 2/2] gnu: ghostscript: Write document ID only when encrypting., Danny Milosavljevic, 2017/07/07
- bug#27563: [PATCH v3 2/2] gnu: ghostscript: Write document ID only when encrypting., Leo Famulari, 2017/07/07
- bug#27563: [PATCH v3 2/2] gnu: ghostscript: Write document ID only when encrypting., Leo Famulari, 2017/07/08
- bug#27563: [PATCH v3 2/2] gnu: ghostscript: Write document ID only when encrypting., Ludovic Courtès, 2017/07/07