xref: /netbsd-src/sys/modules/examples/luahello/luahello.lua (revision 76c7fc5f6b13ed0b1508e6b313e88e59977ed78e)
1#	$NetBSD: luahello.lua,v 1.2 2015/05/13 22:37:53 pgoyette Exp $
2#
3#
4# Copyright (c) 2015 The NetBSD Foundation, Inc.
5# All rights reserved.
6#
7# Redistribution and use in source and binary forms, with or without
8# modification, are permitted provided that the following conditions
9# are met:
10# 1. Redistributions of source code must retain the above copyright
11#    notice, this list of conditions and the following disclaimer.
12# 2. Redistributions in binary form must reproduce the above copyright
13#    notice, this list of conditions and the following disclaimer in the
14#    documentation and/or other materials provided with the distribution.
15#
16# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
17# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
18# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19# PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
20# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26# POSSIBILITY OF SUCH DAMAGE.
27#
28#
29# Print `Hello Lua world' in dmesg(8)
30#
31# Tutorial
32# 1. Load the lua and luasystm modules.
33#    modload lua
34#    modload luasystm
35#
36# 2. Create Lua state for our code
37#    luactl create state1
38#
39# 3. Require systm(9lua) for state1
40#    luactl require state1 systm
41#
42# 4. Load our code in state1
43#    luactl load state1 ./luahello.lua
44#
45# NB. The path with our code must contain at least single '/' character
46
47systm.print("Hello Lua world!\n")
48