[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: Question on AC_PREREQ
|
From: |
Noah Misch |
|
Subject: |
Re: Question on AC_PREREQ |
|
Date: |
Mon, 10 Dec 2007 09:11:38 -0800 |
|
User-agent: |
Mutt/1.5.9i |
On Mon, Dec 10, 2007 at 05:46:30AM +0100, Sebastian Pipping wrote:
> I am running Autoconf 2.61a here. I want to add a version
> guard to my configure.in and surprisingly adding
>
> AC_PREREQ(2.61b)
>
> gives an error (from aclocal already) as expected
> but
>
> AC_PREREQ(2.7)
AC_PREREQ uses GNU `strverscmp'-style comparisons. Essentially, the version is
two dot-separated integers with an optional trailing letter. Therefore, 2.61 >
2.10 > 2.9 > 2.7.