Mercurial > luasocket
comparison samples/echoclnt.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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| -1:000000000000 | 0:4b915342e2a8 |
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| 1 ----------------------------------------------------------------------------- | |
| 2 -- UDP sample: echo protocol client | |
| 3 -- LuaSocket sample files | |
| 4 -- Author: Diego Nehab | |
| 5 -- RCS ID: $Id: echoclnt.lua,v 1.10 2005/01/02 22:44:00 diego Exp $ | |
| 6 ----------------------------------------------------------------------------- | |
| 7 local socket = require("socket") | |
| 8 host = host or "localhost" | |
| 9 port = port or 7 | |
| 10 if arg then | |
| 11 host = arg[1] or host | |
| 12 port = arg[2] or port | |
| 13 end | |
| 14 host = socket.dns.toip(host) | |
| 15 udp = assert(socket.udp()) | |
| 16 assert(udp:setpeername(host, port)) | |
| 17 print("Using remote host '" ..host.. "' and port " .. port .. "...") | |
| 18 while 1 do | |
| 19 line = io.read() | |
| 20 if not line or line == "" then os.exit() end | |
| 21 assert(udp:send(line)) | |
| 22 dgram = assert(udp:receive()) | |
| 23 print(dgram) | |
| 24 end |