From: Karel Zak <kzak@redhat.com>
Date: Mon, 30 Apr 2018 07:37:14 +0000 (+0200)
Subject: build-sys: improve bison version detection
X-Git-Tag: v2.32.1~48
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=b51021698e1b87e080640eaba95402365941774b;p=thirdparty%2Futil-linux.git

build-sys: improve bison version detection

Addresses: https://github.com/karelzak/util-linux/issues/630
Signed-off-by: Karel Zak <kzak@redhat.com>
---

diff --git a/autogen.sh b/autogen.sh
index 04b6cb4593..3625b2da91 100755
--- a/autogen.sh
+++ b/autogen.sh
@@ -73,7 +73,7 @@ if ! (bison --version) < /dev/null > /dev/null 2>&1; then
 	echo
 	DIE=1
 else
-	lexver=$(bison --version | awk '/bison \(GNU Bison\)/ { print $4 }')
+	lexver=$(bison --version | awk '/^bison \(GNU [Bb]ison\)/ { print $4 }')
 	case "$lexver" in
 		[2-9].*)
 			;;