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From: Stefan Monnier <monnier@iro.umontreal.ca>
To: Paul Eggert <eggert@cs.ucla.edu>
Cc: "Eric S. Raymond" <esr@thyrsus.com>, emacs-devel@gnu.org
Subject: Re: Witness computation - minor breakage in the build system
Date: Sun, 12 Jan 2014 09:51:36 -0500	[thread overview]
Message-ID: <jwvfvot1clf.fsf-monnier+emacs@gnu.org> (raw)
In-Reply-To: <52D21EFA.1010905@cs.ucla.edu> (Paul Eggert's message of "Sat, 11 Jan 2014 20:50:02 -0800")

>> I think the fixed Makefile code would remain unpleasantly fragile,
>> and the witness-path computation is best moved to the
>> configure stage.
> I've never understood the need for having the last-repository-change
> date affect the build, and would favor removing all the
> vcswitness stuff.

Simple:
- "make autoloads" causes an undesirable re-dump even when no autoload changed.
- for that reason "autoloads" is not in the dependencies and is not
  always run.

So the vcswitness is a completely opportunistic hack which forces
a "make autoloads" every once in a while.


        Stefan



  parent reply	other threads:[~2014-01-12 14:51 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-01-12  4:37 Witness computation - minor breakage in the build system Eric S. Raymond
2014-01-12  4:50 ` Paul Eggert
2014-01-12  5:08   ` Eric S. Raymond
2014-01-12 14:52     ` Stefan Monnier
2014-01-12 14:57       ` Eric S. Raymond
2014-01-12 19:36         ` Stefan Monnier
2014-01-12 19:45           ` David Kastrup
2014-01-12 19:53             ` Andreas Schwab
2014-01-12 20:07               ` David Kastrup
2014-01-12 15:57     ` Eli Zaretskii
2014-01-12 14:51   ` Stefan Monnier [this message]
2014-01-12 15:56   ` Eli Zaretskii
2014-01-12 19:22     ` Paul Eggert
2014-01-12 19:43       ` Eric S. Raymond
2014-01-12 22:29         ` Stefan Monnier
2014-01-12 22:51           ` Paul Eggert
2014-01-13  3:14             ` Stefan Monnier
2014-01-13  3:44               ` Paul Eggert
2014-01-13  4:16                 ` Stefan Monnier
2014-01-13  6:27                   ` Paul Eggert
2014-01-13 14:06                     ` Stefan Monnier
2014-01-12 21:01       ` Eli Zaretskii
2014-01-12 19:15   ` Glenn Morris
2014-01-13  3:16 ` Glenn Morris

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