From 26647ee5644316a0f2d4b2f51ab9bdd102dbb5b0 Mon Sep 17 00:00:00 2001
From: "Yann E. MORIN\"" <yann.morin.1998@anciens.enib.fr>
Date: Fri, 14 Sep 2007 19:30:56 +0000
Subject: Improve (POSIX-wise) determination of bashh version.

---
 configure | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'configure')

diff --git a/configure b/configure
index d591dc79..125908e0 100755
--- a/configure
+++ b/configure
@@ -123,8 +123,8 @@ fi
 
 # Check bash is present, and at least version 3.0
 [ -x /bin/bash ] || do_error "bash 3.0 or above was not found in /bin/bash"
-bash_version=$(/bin/bash --version |head -n 1 |cut -d ' ' -f 4)
-bash_major=$(echo "${bash_version}" |sed -e 's/\..*//g;')
+bash_version=$(/bin/bash --version |sed -r -e '2,$d' -e 's/.* version ([[:digit:]]+).*/\1/;')
+bash_major=${bash_version%%.*}
 [ ${bash_major} -ge 3 ] || do_error "bash 3.0 or above is needed (found ${bash_version})"
 
 sed -r -e "s,@@BINDIR@@,${BINDIR},g;"   \
-- 
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