[glib] Parse libtoolize --version more carefully



commit 1a4763e6ef8e4da2a5118a00ce567e00704979cd
Author: Tor Lillqvist <tml iki fi>
Date:   Wed Sep 23 09:33:48 2009 +0300

    Parse libtoolize --version more carefully
    
    Some recent versions of libtoolize output a version blurb like:
      libtoolize (GNU libtool 1.3110 2009-07-01) 2.2.7a
    Don't get confused by the numbers inside the parens.

 autogen.sh |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)
---
diff --git a/autogen.sh b/autogen.sh
index f82e3eb..358371b 100755
--- a/autogen.sh
+++ b/autogen.sh
@@ -14,7 +14,10 @@ DIE=0
 
 have_libtool=false
 if libtoolize --version < /dev/null > /dev/null 2>&1 ; then
-	libtool_version=`libtoolize --version | sed 's/^[^0-9]*\([0-9.][0-9.]*\).*/\1/'`
+	libtool_version=`libtoolize --version |
+			 head -1 |
+			 sed -e 's/^\(.*\)([^)]*)\(.*\)$/\1\2/g' \
+			     -e 's/^[^0-9]*\([0-9.][0-9.]*\).*/\1/'`
 	case $libtool_version in
 	    1.4*|1.5*|2.2*)
 		have_libtool=true



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