+# Define argument functions
+function usage() {
+ echo "Usage: /usr/bin/charsel [OPTION]... [CHARFILE]...
+A simple terminal character selector
+ -h show this message
+ -l show installed charfiles
+ -d show readme
+ --all include hidden shortcodes
+
+Exit status:
+ 0 okay,
+ 1 invalid charfile
+ 2 usage error/invalid option"
+}
+