[banshee] [build] Ignore letter suffixes in autotools versions

[Bertrand Lorentz <blorentz src gnome org>]

commit 29a4e4bb0faa873664b90591e338aaa7d0bed2d5
Author: Bertrand Lorentz <bertrand lorentz gmail com>
Date:   Wed Dec 16 21:47:49 2009 +0100

    [build] Ignore letter suffixes in autotools versions
    
    Filter out letter suffixes in the version number reported by the autools
    stuff. Fixes a harmless error message while running autogen.sh with
    libtool 2.2.6b.

 autogen.sh |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/autogen.sh b/autogen.sh
index abff428..9d7fefa 100755
--- a/autogen.sh
+++ b/autogen.sh
@@ -15,7 +15,7 @@ function check_autotool_version () {
 	version=$($1 --version | head -n 1 | cut -f4 -d' ')
 	major=$(echo $version | cut -f1 -d.)
 	minor=$(echo $version | cut -f2 -d.)
-	rev=$(echo $version | cut -f3 -d.)
+	rev=$(echo $version | cut -f3 -d. | sed 's/[^0-9].*$//')
 	major_check=$(echo $2 | cut -f1 -d.)
 	minor_check=$(echo $2 | cut -f2 -d.)
 	rev_check=$(echo $2 | cut -f3 -d.)