wled

@@ -13,11 +13,6 @@ VERSION="0.1.3"
 exit_code=0
 host_list=
 
-# Shell specific options.
-case "$(readlink /proc/$$/exe)" in
-    */zsh) setopt SH_WORD_SPLIT ;;
-esac
-
 # Make the exit status of command pipelines the status of the last command
 # with non-zero exit status - if supported by this shell.
 (set -o pipefail 2>/dev/null) && set -o pipefail
@@ -75,15 +70,10 @@ current_brightness() {
         sed -n 's/.*"state"[[:space:]]*:[[:space:]]*{[^}]*"bri"[[:space:]]*:[[:space:]]*\([0-9]\{1,3\}\).*/\1/p'
 }
 
-if test $# -eq 0; then
-    print_help
-    exit 0
-fi
-
 # Parse instance argument and store hostnames.
 while test $# -gt 0; do
     case "$1" in
-        -h|--help)
+        ""|-h|--help) # Missing instance parameter.
             print_help
             exit 0
         ;;
@@ -141,7 +131,7 @@ for wled_host in $host_list; do
             api_resp=$(curl_send "{'ps':$1}" "http://$wled_host/json")
         ;;
         l|list) # List presets.
-            test -t 1 && printf 'connecting ...\r'
+            printf "loading ...\r"
             active_ps=$(active_preset "$wled_host")
             curl_fetch "http://$wled_host/presets.json" | \
                 # Insert newline in front of every preset slice.