| local args = {...} | |
| if args[1] then | |
| local file = io.open("/etc/hostname", "w") | |
| file:write(args[1]) | |
| file:close() | |
| os.setenv("HOSTNAME", args[1]) | |
| os.setenv("PS1", "$HOSTNAME:$PWD# ") | |
| else | |
| local file = io.open("/etc/hostname") | |
| if file then | |
| io.write(file:read("*l")) | |
| file:close() | |
| end | |
| end |