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Date: Thu, 31 May 2001 13:51:43 -0400
From: Clint Adams <clint@zsh.org>
To: Akim Demaille <akim@epita.fr>
Cc: Bart Schaefer <schaefer@candle.brasslantern.com>,
   Jos Backus <josb@cncdsl.com>, zsh-workers@sunsite.auc.dk,
   Au List <autoconf@gnu.org>
Subject: Re: zsh and autoconf-2.50
Message-ID: <20010531135143.A16261@dman.com>
References: <20010530144809.E47866@lizzy.bugworks.com> <010530150208.ZM3863@candle.brasslantern.com> <20010530184016.B3618@dman.com> <010530170846.ZM4077@candle.brasslantern.com> <20010531094055.A12930@dman.com> <mv44ru12zip.fsf@nostromo.lrde.epita.fr>
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In-Reply-To: <mv44ru12zip.fsf@nostromo.lrde.epita.fr>; from akim@epita.fr on Thu, May 31, 2001 at 07:34:38PM +0200

> So yes, define and undefine are undefined (in M4sh and M4sugar), but
> no, you should not know about this (in Autoconf), you should not be
> aware of it.
> 
> What happens?

% autoconf2.50
configure.in:55: error: undefine: undefined: zsh-debug
configure.in:55: the top level

The offending construct is here.

undefine([zsh-debug])dnl
AC_ARG_ENABLE(zsh-debug,
[  --enable-zsh-debug         compile with debug code and debugger symbols],
[if test x$enableval = xyes; then
  AC_DEFINE(DEBUG)
fi])