X-Git-Url: https://git.xandkar.net/?a=blobdiff_plain;f=home%2Fbin%2Fwallpaper_review;h=8b15bcb677d0822ed3fd1237115bd8ce631bdef7;hb=24fe724930dfa50bde13d88f4d56b29585541d5b;hp=66d7e4f71a535212cf5af38e58751787b4c50733;hpb=ab039e8474013cf63882774b387af34df81c83c7;p=khome.git

diff --git a/home/bin/wallpaper_review b/home/bin/wallpaper_review
index 66d7e4f..8b15bcb 100755
--- a/home/bin/wallpaper_review
+++ b/home/bin/wallpaper_review
@@ -154,11 +154,30 @@ key | action
 EOF
 }
 
+usage() {
+    cat <<EOF >&2
+
+$(basename "$0") [cmd]
+
+cmd | args  | meaning
+----+-------+------------------------------------------------
+ f  |       | favorites
+ d  | <dir> | from given dir
+ a  |       | all from $DIR_WALLPAPERS <- DEFAULT if no cmd.
+ h  |       | usage help. i.e. this message.
+----+-------+------------------------------------------------
+
+EOF
+}
+
 main() {
     case "$1" in
         f | fav) paths_set_from_favs;;
         d | dir) paths_set_from_dir_find "$2";;
         a | all) paths_set_from_dir_find "$DIR_WALLPAPERS";;
+        h | -h | help | -help | --help)
+            usage;
+            exit 1;;
         '')
             paths_set_from_dir_find "$DIR_WALLPAPERS";;
         *)