From: Michael Tremer <michael.tremer@ipfire.org>
Date: Mon, 10 Sep 2012 08:33:13 +0000 (+0000)
Subject: list: Add function to join a list.
X-Git-Tag: 005~42
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=805243f645e954fa595519dc571c11b8fe0c95df;p=network.git

list: Add function to join a list.
---

diff --git a/functions.list b/functions.list
index 2308b1e9..fa22a666 100644
--- a/functions.list
+++ b/functions.list
@@ -98,3 +98,13 @@ function list_count() {
 
 	print "${counter}"
 }
+
+function list_join() {
+	local list=${1}
+	local delim=${2}
+
+	local ret
+	printf -v ret "${delim}%s" ${!list}
+
+	print "${ret:${#delim}}"
+}