Remove hard-coded ar from build system in xedit

[Matthieu Herrb]

On Sun, Aug 10, 2014 at 10:25:08PM +0200, Ted Tanberry wrote:
> Dear Xorg developers,
> I'm sending in a patch to address ar hardcoded in xedit's build
> system, refer to https://bugs.gentoo.org/show_bug.cgi?id=486470 for
> more information.
> 
> >From 3b15bfd742295f8bc33269511472676d359b3eac Mon Sep 17 00:00:00 2001
> From: Ted Tanberry <ted.tanberry at gmail.com>
> Date: Mon, 31 Mar 2014 09:37:09 +0200
> Subject: [PATCH] Include AM_PROG_AR to detect 'ar' instead of hard-coding it,
>  see Gentoo bug https://bugs.gentoo.org/show_bug.cgi?id=486470

Reviewed-by: Matthieu Herrb <matthieu at herrb.eu>
> ---
> .gitignore   | 1 +
>  configure.ac | 1 +
>  2 files changed, 2 insertions(+)
> 
> diff --git a/.gitignore b/.gitignore
> index 7a6ea66..ff8d021 100644
> --- a/.gitignore
> +++ b/.gitignore
> @@ -43,6 +43,7 @@ stamp-h?
>  symlink-tree
>  texinfo.tex
>  ylwrap
> +ar-lib
> 
>  # Do not edit the following section
>  # Edit Compile Debug Document Distribute
> diff --git a/configure.ac b/configure.ac
> index 1d34a70..2d7fa08 100644
> --- a/configure.ac
> +++ b/configure.ac
> @@ -36,6 +36,7 @@ XORG_DEFAULT_OPTIONS
>  AC_CONFIG_HEADERS([config.h])
> 
>  AM_PROG_CC_C_O
> +m4_ifdef([AM_PROG_AR], [AM_PROG_AR])
>  AC_PROG_RANLIB
>  PKG_PROG_PKG_CONFIG

-- 
Matthieu Herrb