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commit d7d5f4330b15667d9f364ebabd886a062b2741fb
Author: Alexander Barton 
Date:   Mon Sep 24 18:00:36 2012 +0200

    configure.ng: don't require GIT tree to detect version string

diff --git a/configure.ng b/configure.ng

--- a/configure.ng
+++ b/configure.ng
@@ -9,7 +9,12 @@
 # Please read the file COPYING, README and AUTHORS for more information.
 #

-define(VERSION_ID,esyscmd(git describe|sed -e 's/rel-//g'|sed -e 's/-/~/'|tr -d \\n))
+define(VERSION_ID,esyscmd([
+	V=`git describe 2>/dev/null | sed -e 's/rel-//g' | sed -e 's/-/~/'`;
+	[ -z "$V" -a -r configure ] \
+		&& V=`grep "PACKAGE_STRING=" configure | cut -d"'" -f2 | cut -d' ' -f2`
+	( [ -n "$V" ] && echo "$V" || echo "??" ) | tr -d '\n';
+]))

 # -- Initialisation --

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