[gentoo-commits] proj/netifrc:master commit in: sh/

["Robin H. Johnson" <robbat2@gentoo.org>]

commit:     4f303b048743f494a79916a0a30ecb3b027164b7
Author:     Guillaume Castagnino <gcastagnino <AT> denyall <DOT> com>
AuthorDate: Fri Jan 16 11:57:15 2015 +0000
Commit:     Robin H. Johnson <robbat2 <AT> gentoo <DOT> org>
CommitDate: Fri Jan 16 11:58:02 2015 +0000
URL:        http://sources.gentoo.org/gitweb/?p=proj/netifrc.git;a=commit;h=4f303b04

fix https://bugs.gentoo.org/show_bug.cgi?id=536758

The shill version of shell_var is not correctly escaping vars

---
 sh/functions.sh | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/sh/functions.sh b/sh/functions.sh
index 368bb73..d82d72a 100644
--- a/sh/functions.sh
+++ b/sh/functions.sh
@@ -33,11 +33,14 @@ if [ -z "$(command -v service_set_value >/dev/null 2>&1)" ]; then
 	}
 
 	shell_var() {
-		local output=$1 sanitized_arg=
-		shift 1
+		local output= sanitized_arg=
 		for arg; do
 			sanitized_arg="${arg//[^a-zA-Z0-9_]/_}"
-			output="$output $arg"
+			if [ x"$output" = x"" ] ; then
+				output=$sanitized_arg
+			else
+				output="$output $sanitized_arg"
+			fi
 		done
 		echo "$output"
 	}