From e27a5c88514c5eb9480294374e98914ec27bf65d Mon Sep 17 00:00:00 2001
From: Dave Reisner <d@falconindy.com>
Date: Wed, 22 Jun 2011 17:53:06 -0400
Subject: [PATCH] parse-options: simplify unused-arg & parameter printing

Signed-off-by: Dave Reisner <d@falconindy.com>
---
 scripts/library/parse_options.sh | 13 ++-----------
 1 file changed, 2 insertions(+), 11 deletions(-)

diff --git a/scripts/library/parse_options.sh b/scripts/library/parse_options.sh
index 8057c288..5ced2606 100644
--- a/scripts/library/parse_options.sh
+++ b/scripts/library/parse_options.sh
@@ -70,17 +70,8 @@ parse_options() {
 	done
 
 	printf " --"
-	if [[ -n $unused_options ]]; then
-		for i in ${unused_options[@]}; do
-			printf ' %s' "$i"
-		done
-	fi
-	if [[ -n $1 ]]; then
-		while [[ -n $1 ]]; do
-			printf " '%s'" "${1}"
-			shift
-		done
-	fi
+	[[ $unused_options ]] && printf ' %s' "${unused_options[@]}"
+	[[ $1 ]] && printf " '%s'" "$@"
 	printf "\n"
 
 	return $ret