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plumbmon: sample program to demonstrate the use of the plumb module

	This sample demonstrates the use of the plumb module but also the new
	plan9 module.
	It simply goes through a list of plumb ports and run a listener in a
	subprocess, all received plumb events are then logged to the console.

--- /dev/null

+++ b/samples/plumbmon.lua

@@ -1,0 +1,23 @@

+#!/bin/ape/lua9

+

+-- lua rewrite of plumbmon by sirjofri (see http://github.com/sirjofri/plumbmon)

+

+function log_message(port, data)

+	local s = string.format("%s [%s] %s", os.date("%Y-%m-%d %H:%M"), port, data)

+	print(s)

+end

+

+function make_listener(port)

+	return function()

+			fd = plumb.open(port, plan9.OREAD)

+			while true do

+				local m = plumb.recv(fd)

+				log_message(port, m.data)

+			end

+		end

+end

+

+local ports = { "edit", "web", "image", "seemail" }

+for k,v in ipairs(ports) do

+	plan9.fork(make_listener(v))

+end