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Re: [PATCH] Fix for bootstrapping with latest CVS Autoconf

From: Akim Demaille
Subject: Re: [PATCH] Fix for bootstrapping with latest CVS Autoconf
Date: 12 Oct 2000 12:02:25 +0200
User-agent: Gnus/5.0807 (Gnus v5.8.7) XEmacs/21.1 (Channel Islands)

| On Oct 11, 2000, Morten Eriksen <address@hidden> wrote:
| > Autoconf straight out of CVS will complain about "backquotes and
| > doublequotes should not be backslashed" when expanding the macro code
| > of _LT_AC_LTCONFIG_HACK libtool.m4.
| The problem is that CVS autoconf changes the way backquotes are
| interpreted, and issues a warning (even though it works correctly) in
| case they're written the way it used to work with autoconf 2.13.
| Replacing \` with ' is even worse, because then the shell won't
| expand the variable within `', as we want it.

That's why Morten used ' only :)

| The only way to do it so that it works with both autoconf 2.13 and CVS
| autoconf, without triggering the warning in CVS autoconf, is this
| (from CVS automake's missing.m4):
|   am_backtick='`'
|   AC_MSG_WARN([${am_backtick}$VAR' ...])

This is soooo heavy :( As I proposed to Pavel, I'm OK with moving this
warning from `syntax' to `obsolete' for 2.50, and move it back to
`syntax' in 2.51 or later.  This way, every body is happy.  ?

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