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Re: [improved] Fix building autoconf.1 [trivial]


From: Stepan Kasal
Subject: Re: [improved] Fix building autoconf.1 [trivial]
Date: Tue, 14 Dec 2004 08:06:30 +0100
User-agent: Mutt/1.4.1i

Hello,

On Fri, Dec 10, 2004 at 04:02:57PM -0800, Paul Eggert wrote:
> However, I'm leery of the rest of the proposed patch, as it uses time
> stamp files.  I've had trouble with time stamp files in the past.  If
> we really need a time stamp file, it suggests that we're not using
> "make" the way it was originally intended.

well, I don't like stamps either.

> Is this problem important enough to fix?

Sure it is, consider the following scenario:
- modify bin/autoconf.as
- cd man; make

The manpage is regenerated, thus newer than its prerequisities, yet
the contents is obsolete.

> The basic problem (it
> seems to me) is the usual one where different submakes aren't
> communicating their dependencies to one another correctly.

No, the basic problem is that we are distributing a file which is
generated from a non-distributed one.

It's the situation described in '(automake.info)distcleancheck'

> If so, is there some way to
> fix it that doesn't involve time stamp files?

Actually, the automake manual showed me a way.  I'll rework the patch
without the use of stamp files and resubmit it.

Have a nice day,
        Stepan Kasal




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