configure: 'sed -r' doesn't work in mac os x

1 files changed, 2 insertions, 2 deletions

diff --git a/configure b/configure
index 98f1eca4..46a3d2ea 100755
--- a/configure
+++ b/configure
@@ -78,7 +78,7 @@ get_version() {
 		timestamp=$(cd $srcdir; git show -s --format=%ci HEAD | sed 's/ .*$//; s/-//g')
 		branch=$(cd $srcdir; git rev-parse --abbrev-ref HEAD)
 
-		search="(.+)-([0-9]+)-(g[0-9a-f]+)"
+		search="\(.\+\)-\([0-9]\+\)-\(g[0-9a-f]\+\)"
 		replace="\1+$timestamp+$branch+\2-\3-git"
 
 		describe=$(cd $srcdir; git describe --long --tags 2>/dev/null)
@@ -86,7 +86,7 @@ get_version() {
 			describe=${REAL_BITLBEE_VERSION}-0-g$(cd $srcdir; git rev-parse --short HEAD)
 		fi
 
-		BITLBEE_VERSION=$(echo $describe | sed -r "s#$search#$replace#")
+		BITLBEE_VERSION=$(echo $describe | sed "s#$search#$replace#")
 
 		unset timestamp branch search replace describe
 	fi