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Re: abs_top_srcdir broken?

From: Sébastien Hinderer
Subject: Re: abs_top_srcdir broken?
Date: Tue, 19 Oct 2021 15:25:08 +0200

Dear Nick,

Nick Bowler (2021/10/18 13:39 -0400):
> On 2021-10-18, Sébastien Hinderer <> wrote:
> > Given the follwing script:
> >
> > AC_INIT([demo], [demo], [0.1], [])
> > AC_MSG_NOTICE([abs_top_srcdir="$abs_top_srcdir"])
> >
> > [The] configure script produced by autoconf 2.69 prints:
> >
> > configure: abs_top_srcdir=""
> >
> > Is that an expected behaviour?
> I don't know about "expected" but it appears to at least be longstanding
> behavour.  This variable is substituted into output files but this is
> done directly by config.status and is not itself available within
> configure scripts.

Many thanks! That was the bit I missed. I think it's the first time I am
faced to this behaviour of a variable that will indeed get substituted
by ocnfigu.status but whose value is not available in configure itself.

Many thanks for having made this clear to me!

Best wishes,


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