GNU bug report logs - #19825
unified output format, number of consecutive unaffected lines, and POSIX

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Package: diffutils;

Reported by: Vincent Lefevre <vincent <at> vinc17.net>

Date: Tue, 10 Feb 2015 02:25:01 UTC

Severity: normal

Tags: notabug

Done: Jim Meyering <jim <at> meyering.net>

Bug is archived. No further changes may be made.

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Message #8 received at 19825 <at> debbugs.gnu.org (full text, mbox):

From: Paul Eggert <eggert <at> cs.ucla.edu>
To: Vincent Lefevre <vincent <at> vinc17.net>, 19825 <at> debbugs.gnu.org
Subject: Re: [bug-diffutils] bug#19825: unified output format,
 number of consecutive unaffected lines, and POSIX
Date: Mon, 09 Feb 2015 22:49:35 -0800

Vincent Lefevre wrote:
> Or could this be regarded as a defect in POSIX?

That's what I'd say, yes.  POSIX was intended to codify GNU diff's behavior 
here, and it seems to have missed the corner case you describe.
This bug report was last modified 9 years and 27 days ago.

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