Implement space function more efficiently.

* libs/output.bash.in (space): Implement more efficiently.

2 files changed, 7 insertions, 4 deletions

diff --git a/ChangeLog b/ChangeLog
index 0aad0e4..31418dd 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2013-11-10  Ulrich Müller  <ulm@gentoo.org>
+
+	* libs/output.bash.in (space): Implement more efficiently.
+
 2013-10-27  Ulrich Müller  <ulm@gentoo.org>
 
 	* autogen.bash: Update for aclocal 1.14.
diff --git a/libs/output.bash.in b/libs/output.bash.in
index ac934bb..78e0c4f 100644
--- a/libs/output.bash.in
+++ b/libs/output.bash.in
@@ -242,9 +242,8 @@ highlight_marker() {
 # space PUBLIC
 # Write $1 numbers of spaces
 space() {
-	local n ret=""
-	for (( n = 1; n <= $1; ++n )); do
-		ret="${ret} "
+	local n=$1
+	while (( n-- > 0 )); do
+		echo -n " "
 	done
-	echo -n "${ret}"
 }