Mercurial > luasocket
diff samples/daytimeclnt.lua @ 0:4b915342e2a8
LuaSocket 2.0.2 + CMake build description.
| author | Eric Wing <ewing . public |-at-| gmail . com> |
|---|---|
| date | Tue, 26 Aug 2008 18:40:01 -0700 |
| parents | |
| children |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/samples/daytimeclnt.lua Tue Aug 26 18:40:01 2008 -0700 @@ -0,0 +1,23 @@ +----------------------------------------------------------------------------- +-- UDP sample: daytime protocol client +-- LuaSocket sample files +-- Author: Diego Nehab +-- RCS ID: $Id: daytimeclnt.lua,v 1.11 2004/06/21 06:07:57 diego Exp $ +----------------------------------------------------------------------------- +local socket = require"socket" +host = host or "127.0.0.1" +port = port or 13 +if arg then + host = arg[1] or host + port = arg[2] or port +end +host = socket.dns.toip(host) +udp = socket.udp() +print("Using host '" ..host.. "' and port " ..port.. "...") +udp:setpeername(host, port) +udp:settimeout(3) +sent, err = udp:send("anything") +if err then print(err) os.exit() end +dgram, err = udp:receive() +if not dgram then print(err) os.exit() end +io.write(dgram)