From 1c3ff57ac6086b3ff91d3c66de878a66e2493bc0 Mon Sep 17 00:00:00 2001
From: Luke Shumaker <lukeshu@sbcglobal.net>
Date: Sun, 7 Dec 2014 02:29:31 -0500
Subject: chardiff: fix, escape possible printf flags

---
 chardiff.sh | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/chardiff.sh b/chardiff.sh
index c79a102..971f24c 100644
--- a/chardiff.sh
+++ b/chardiff.sh
@@ -15,8 +15,8 @@ wdiff_getopt() {
 		    -e '/=/{ s/, /:\n/g; s/=.*/:/ }' \
 		    -e '/^[^=]*$/{ s/, /\n/g }'))
 	declare -a flags_o flags_l
-	flags_o=($(printf '%s\n' "${widff_flags[@]}"|sed -n 's/^-[^-]//p'))
-	flags_l=($(printf '%s\n' "${widff_flags[@]}"|sed -n 's/^--//p'))
+	flags_o=($(printf -- '%s\n' "${wdiff_flags[@]}"|sed -rn 's/^-([^-])/\1/p'))
+	flags_l=($(printf -- '%s\n' "${wdiff_flags[@]}"|sed -n 's/^--//p'))
 
 	declare o l
 	IFS=''  o="${flags_o[*]}"
@@ -36,15 +36,15 @@ wdiff_getopt() {
 		esac
 	done
 	if [[ $# -lt 2 ]]; then
-		printf '%s: %s\n' "$0" "$(gettext 'missing file arguments')" >&2
+		printf -- '%s: %s\n' "$0" "$(gettext 'missing file arguments')" >&2
 		return 1
 	elif [[ $# -gt 2 ]]; then
-		printf '%s: %s\n' "$0" "$(gettext 'too many file arguments')" >&2
+		printf -- '%s: %s\n' "$0" "$(gettext 'too many file arguments')" >&2
 		return 1
 	fi
 
 	# Return the result
-	printf '%s' "$args"
+	printf -- '%s' "$args"
 }
 
 main() {
-- 
cgit v1.2.3