bash

--Bash by Zeus

os.loadAPI("/lib/text/textlib")


pathfile = fs.open("/etc/environment", "r")
pathstr = pathfile.readAll()
pathfile.close()

path = string.gsub(pathstr, "PATH=", "")
path = string.gsub(path, "\"", "")
paths = textlib.split(":", path)

while true do
  userfile = fs.open("/etc/user", "r")
  cUser = userfile.readAll()
  userfile.close()
  hostfile = fs.open("/etc/hostname", "r")
  hostname = hostfile.readAll()
  hostfile.close()
  term.setTextColor(colors.lime)
  term.write(cUser)
  term.write("@")
  term.write(hostname)
  term.setTextColor(colors.white)
  term.write(":")
  term.setTextColor(colors.blue)
  if shell.dir() == "home/"..cUser then
    term.write("~ ")
  else
    term.write("/"..shell.dir().." ")
  end
  term.setTextColor(colors.blue)
  term.write("$ ")
  term.setTextColor(colors.white)
  inp = read()
  cmd = textlib.split(" ", inp)
  trovato = false
  if string.sub(inp, 1, 2) == "./" then
    for i=0, #inp do
      if i == 1 and inp[i] == "." then
        inp[i] = ""
      end
      if i == 2 and inp[i] == "/" then
        inp[i] = ""
      end
    end
    cmd = textlib.split(" ", inp)
    cmd[1] = shell.resolve(cmd[1])
    if shell.run(unpack(cmd)) then
      trovato = true
    end
  end

  for i, k in pairs(paths) do
    if fs.exists(k.."/"..cmd[1]) then
      tabcmd = {}
      inp = k.."/"..inp
      cmd = textlib.split(" ", inp)
      for i, k in pairs(cmd) do
        table.insert(tabcmd, k)
      end
      shell.run(unpack(tabcmd))
      trovato = true
    end
  end
  if not trovato then
    print("Programma non trovato")
  end
end