From: Eli Zaretskii <eliz@gnu.org>
To: Michael Albinus <michael.albinus@gmx.de>
Cc: trentbuck@gmail.com, 52477@debbugs.gnu.org, stefan@marxist.se
Subject: bug#52477: 27.1; .crx and .crx3 are zip files
Date: Thu, 16 Dec 2021 11:22:08 +0200 [thread overview]
Message-ID: <83r1achpkv.fsf@gnu.org> (raw)
In-Reply-To: <87lf0l53mu.fsf@gmx.de> (message from Michael Albinus on Thu, 16 Dec 2021 09:56:57 +0100)
> From: Michael Albinus <michael.albinus@gmx.de>
> Date: Thu, 16 Dec 2021 09:56:57 +0100
> Cc: "Trent W. Buck" <trentbuck@gmail.com>, 52477@debbugs.gnu.org
>
> > The first couple of bytes of that files is "Cr24", while a normal zip
> > file starts with "PK".
>
> Yes, and that's why libarchive(3) doesn't handle it. Sadly, I cannot add
> it to tramp-archive.el, therefore.
>
> But there's no reason to prevent it from adding to arc-mode.el and/or
> dired-aux.el.
If the file doesn't follow the PKZip spec in the initial signature,
who knows what else in that spec doesn't it follow? The ZIP spec has
a lot of special rules and formatting requirements, so if a file
doesn't follow them, how can we support it without knowing its exact
format specification?
next prev parent reply other threads:[~2021-12-16 9:22 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-12-14 4:56 bug#52477: 27.1; .crx and .crx3 are zip files Trent W. Buck
2021-12-15 20:51 ` Stefan Kangas
2021-12-16 8:56 ` Michael Albinus
2021-12-16 9:22 ` Eli Zaretskii [this message]
2021-12-16 11:59 ` Michael Albinus
2021-12-16 13:21 ` Eli Zaretskii
2021-12-19 13:09 ` Lars Ingebrigtsen
2021-12-22 3:50 ` Trent W. Buck
2021-12-22 12:20 ` Michael Albinus
2021-12-23 4:01 ` Trent W. Buck
2021-12-24 13:51 ` Michael Albinus
2021-12-22 12:55 ` Eli Zaretskii
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