GNU bug report logs - #20637
incompatible, undocumented change to vc-working-revision

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From: help-debbugs <at> gnu.org (GNU bug Tracking System)
To: Michael Albinus <michael.albinus <at> gmx.de>
Cc: tracker <at> debbugs.gnu.org
Subject: bug#20637: closed (incompatible, undocumented change to
 vc-working-revision)
Date: Mon, 18 Apr 2016 13:07:02 +0000

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Your message dated Mon, 18 Apr 2016 15:06:28 +0200
with message-id <87lh4bm5gr.fsf <at> gmx.de>
and subject line Re: bug#20637: incompatible, undocumented change to vc-working-revision
has caused the debbugs.gnu.org bug report #20637,
regarding incompatible, undocumented change to vc-working-revision
to be marked as done.

(If you believe you have received this mail in error, please contact
help-debbugs <at> gnu.org.)


-- 
20637: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=20637
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From: Glenn Morris <rgm <at> gnu.org>
To: submit <at> debbugs.gnu.org
Subject: incompatible, undocumented change to vc-working-revision
Date: Sat, 23 May 2015 19:49:46 -0400

Package: emacs
Version: 25.0.50

mkdir /tmp/git
cd /tmp/git
git init
touch 1

emacs-24.5:
  (vc-working-revision "1")  ;  -> nil

Current master:
  (vc-working-revision "1")  ;  "master"

C-h f vc-working-revision:
  If FILE is not registered, this function always returns nil.

This changes documented behaviour without updating the doc or making a
NEWS entry.

Example breakage:
http://lists.gnu.org/archive/html/help-gnu-emacs/2015-05/msg00384.html

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From: Michael Albinus <michael.albinus <at> gmx.de>
To: Dmitry Gutov <dgutov <at> yandex.ru>
Cc: Glenn Morris <rgm <at> gnu.org>, 20637-done <at> debbugs.gnu.org
Subject: Re: bug#20637: incompatible,
 undocumented change to vc-working-revision
Date: Mon, 18 Apr 2016 15:06:28 +0200

Version: 25.1

Dmitry Gutov <dgutov <at> yandex.ru> writes:

>> The current code has been in use for 11 months. Beside this bug report,
>> nobody has worried about that. And the problems this bug report speaks
>> about are solved, I believe.
>
> They are.

So I'm closing this bug.

Further discussion shall start on emacs-devel in a *new* thread. This bug
report has served its purpose.

Best regards, Michael.

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