ao-mud is a spellbook of well-commented atomic bash scripts that each do one thing. we are building semantic building blocks for an autonomously-evolving digital spellcasting language.
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#!/bin/sh
# This spell displays the ao-mud install menu.
. colors
SCRIPT_DIR=$( cd ${0%/*} && pwd -P )
display_menu() {
tor="Set up tor hidden service%$SCRIPT_DIR/../installers/setup-tor"
exit="Exit%kill -2 $$" # Commands are run with 'eval' by the menu script, so we can't simply say 'exit'. The keyword $$ gets this scripts PID and the -2 code is SIGINT aka Ctrl-C
menu "MUD main menu:" "$tor" "$exit"
}
# Catch Ctrl-C and exit
handle_ctrl_c() {
trap 'echo exiting; exit' INT
}
handle_ctrl_c
while true; do
display_menu
done