From 3ad464bfc7df6d0f68c7df9c907089b84d92ab75 Mon Sep 17 00:00:00 2001
From: Mans Rullgard <mans@mansr.com>
Date: Sun, 13 Feb 2011 21:00:03 +0000
Subject: [PATCH] configure: fix non-standard regex used with expr
The colon operator of expr always anchors the pattern at the start
of the string. An explicit ^ in the pattern has unspecified
behaviour, so remove it.
Signed-off-by: Mans Rullgard <mans@mansr.com>
---
configure | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/configure b/configure
index 8cf6d4c796..90eeaa0b66 100755
--- a/configure
+++ b/configure
@@ -1867,7 +1867,7 @@ elif $cc -v 2>&1 | grep -qi ^gcc; then
cc_version=__VERSION__
gcc_version=$($cc --version | head -n1)
gcc_basever=$($cc -dumpversion)
- gcc_pkg_ver=$(expr "$gcc_version" : '^[^ ]* \(([^)]*)\)')
+ gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
cc_ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
if ! $cc -dumpversion | grep -q '^2\.'; then