File Content: help #!/bin/sh if tty -s then echo "Run 'help' for help, or 'exit' to leave. Available commands:" else echo "Run 'help' for help. Available commands:" fi cd "$(dirname "$0")" for cmd in * do case "$cmd" in help) ;; *) [ -f "$cmd" ] && [ -x "$cmd" ] && echo "$cmd" ;; esac done Submit