Pipe.onRedirect() | LuaRT free and open source Windows programming framework for Lua

Process:onRedirect(data) event

Event that occurs when the running process outputs data to standard output/error stream.

Parameters

data

A Buffer that contains the data written by the process.

Return value

This event returns no value.

Notes

This event is thrown only if the Process.constructor() redirect parameter is set to true

Example


//------ This examples spawn a new cmd.exe process
//------ and redirect stdin/stderr output
local console = require "console"
local sysutils = require "sysutils"

local cmd
console.color = "lightcyan"
console.writecolor("green", "Launching cmd.exe (Press CTRL+C to exit)...\n")
console.writecolor("green", "-------------------------------------------\n")

local p = sysutils.Process('cmd.exe')

function p:onRedirect(data)
    if cmd then
        data = tostring(data):gsub("^"..cmd, "")
    end
    console.writecolor("white", data)
end

p:spawn()

while not p.terminated do
    sleep(200)
    cmd = console.readln()
    p:write(cmd.."\n")
end