code style

diff --git a/err b/err
index 5b501ce44cb7bf8b24c01fb1718850e709ee1838..f4aca22ceaf8d1bf74008b06f1a3a5edae110f19 100644 (file)
--- a/err
+++ b/err
@@ -87,14 +87,14 @@ err-exit() {
 
   exec >&2
   code=1
-  if [[ $* ]]; then
+  if [[ "$*" ]]; then
     if [[ ${1/[^0-9]/} == "$1" ]]; then
       code=$1
       if [[ $2 ]]; then
-        printf "%s\n" "$2"
+        printf '%s\n' "$2"
       fi
     else
-      printf "%s\n" "$0: $1"
+      printf '%s\n' "$0: $1"
     fi
   fi
   echo "${BASH_SOURCE[1]}:${BASH_LINENO[0]}"