From: Eli Zaretskii <eliz@gnu.org>
To: Stefan Monnier <monnier@IRO.UMontreal.CA>
Cc: schwab@linux-m68k.org, rms@gnu.org, emacs-devel@gnu.org
Subject: Re: Annoyingly cautious make rules
Date: Fri, 02 Dec 2011 18:24:23 +0200 [thread overview]
Message-ID: <838vmvc56w.fsf@gnu.org> (raw)
In-Reply-To: <jwviplz7y4o.fsf-monnier+emacs@gnu.org>
> From: Stefan Monnier <monnier@IRO.UMontreal.CA>
> Date: Fri, 02 Dec 2011 11:14:03 -0500
> Cc: Andreas Schwab <schwab@linux-m68k.org>, rms@gnu.org, emacs-devel@gnu.org
>
> >> > The cache used to be enabled automatically. How do you enable it now?
> >> $ ./configure --help
> >> [...]
> >> --cache-file=FILE cache test results in FILE [disabled]
> >> -C, --config-cache alias for `--cache-file=config.cache'
> >> [...]
>
> > Why is the default OFF?
>
> IIUC it's because the expectation is that it's not run very often and
> that current machines are fast enough to make it bearable, the advantage
> being that when you "aptitude upgrade" you won't waste your time
> wondering why configure does not notice that your libjpeg62 doesn't
> exist any more and how to coerce configure into doing its job
> (i.e. find out that you need to remove the config.cache that you'd
> never heard of).
> I.e. the problem of autoconf's cache is that there's no automatic way to
> discover when it's stale.
Thanks.
next prev parent reply other threads:[~2011-12-02 16:24 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-11-30 21:48 Annoyingly cautious make rules Richard Stallman
2011-11-30 22:00 ` Paul Eggert
2011-12-01 21:54 ` Richard Stallman
2011-12-02 1:35 ` Stefan Monnier
2011-12-02 10:00 ` Paul Eggert
2011-12-01 3:54 ` Eli Zaretskii
2011-12-01 8:50 ` Andreas Schwab
2011-12-02 12:05 ` Richard Stallman
2011-12-02 12:11 ` Andy Wingo
2011-12-02 12:13 ` Andreas Schwab
2011-12-02 14:57 ` Eli Zaretskii
2011-12-02 15:05 ` Andreas Schwab
2011-12-02 15:41 ` Eli Zaretskii
2011-12-03 9:23 ` Richard Stallman
2011-12-02 16:14 ` Stefan Monnier
2011-12-02 16:24 ` Eli Zaretskii [this message]
2011-12-02 18:24 ` Paul Eggert
2011-12-02 18:39 ` Glenn Morris
2011-12-02 20:21 ` Paul Eggert
2011-12-02 20:36 ` Stefan Monnier
2011-12-02 21:29 ` Paul Eggert
2011-12-02 23:26 ` Stefan Monnier
2011-12-03 0:34 ` Andreas Schwab
2011-12-03 2:52 ` Paul Eggert
2011-12-03 3:42 ` Stefan Monnier
2011-12-03 3:55 ` Paul Eggert
2011-12-03 5:48 ` Stefan Monnier
2011-12-03 6:35 ` Paul Eggert
2011-12-03 8:49 ` Andreas Schwab
2011-12-03 20:15 ` Paul Eggert
2011-12-03 20:29 ` Andreas Schwab
2011-12-03 20:42 ` Glenn Morris
2011-12-04 15:04 ` Richard Stallman
2011-12-04 16:55 ` Stefan Monnier
2011-12-04 18:57 ` Paul Eggert
2011-12-05 2:53 ` Glenn Morris
2011-12-03 6:45 ` Eli Zaretskii
2011-12-03 20:23 ` Paul Eggert
2011-12-03 4:52 ` Stephen J. Turnbull
2011-12-03 20:34 ` Paul Eggert
2011-12-03 9:23 ` Richard Stallman
2011-12-03 4:26 ` Stephen J. Turnbull
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