Bring back CapyOS to the main repo

Capy64/Assets/Lua/CapyOS/bin/cd.lua

@@ -0,0 +1,17 @@
+local args = {...}
+local fs = require("fs")
+
+local dir = args[1]
+
+if not dir then
+    dir = shell.homePath
+end
+
+dir = shell.resolve(dir)
+
+if not fs.isDir(dir) then
+    error("No such directory: " .. dir, 0)
+    return false
+end
+
+shell.setDir(dir)

Capy64/Assets/Lua/CapyOS/bin/clear.lua

@@ -0,0 +1,5 @@
+local term = require("term")
+local colors = require("colors")
+term.setBackground(colors.black)
+term.clear()
+term.setPos(1, 1)

Capy64/Assets/Lua/CapyOS/bin/exit.lua

@@ -0,0 +1 @@
+shell.exit()

Capy64/Assets/Lua/CapyOS/bin/fun/mandelbrot.lua

@@ -0,0 +1,94 @@
+-- Mandelbrot in Capy64
+
+local gpu = require("gpu")
+local timer = require("timer")
+local event = require("event")
+local term = require("term")
+
+-- lower = closer = slower
+local scale = 4
+
+-- higher = more detailed = slower
+local iterations = 100
+
+local pscale = scale
+local w, h = gpu.getSize()
+local px = pscale / w
+local colorUnit = math.floor(0xffffff / iterations)
+-- todo: make it interactive
+local dx, dy = 0, 0
+local cx, cy = math.floor(w / 2), math.floor(h / 2)
+
+-- z = z^2 + c
+local function mandelbrot(zr, zi, cr, ci)
+    return zr ^ 2 - zi ^ 2 + cr,
+        2 * zr * zi + ci
+end
+
+local function iter(cr, ci)
+    local zr, zi = 0, 0
+    for i = 1, iterations do
+        zr, zi = mandelbrot(zr, zi, cr, ci)
+        if math.abs(zr) >= (pscale >= 2 and pscale or 2) or math.abs(zi) >= (pscale >= 2 and pscale or 2) then
+            return false, colorUnit, i
+        end
+    end
+
+    return true, 0, iterations
+end
+
+local function draw()
+    local buffer <close> = gpu.newBuffer()
+
+    for y = 0, h - 1 do
+        for x = 0, w - 1 do
+            local _, _, i = iter((x - cx + dx * pscale) * px, (y - cy + dy * pscale) * px)
+            buffer[y * w + x] = colorUnit * (iterations - i)
+        end
+    end
+
+    gpu.setBuffer(buffer)
+end
+
+-- no idea why it's needed
+timer.sleep(1)
+
+draw()
+
+local tw, th = term.getSize()
+
+while true do
+    term.setPos(1, th)
+    term.setBackground(0)
+    term.setForeground(0xffffff)
+    term.write("X: " .. dx .. "; Y: " .. dy .. "; S: " .. pscale .. "; " .. px .. "!")
+    local ev = { event.pull("key_down") }
+    if ev[1] == "key_down" then
+        local key = ev[3]
+        if key == "up" then
+            dy = dy - 10 / pscale
+        elseif key == "down" then
+            dy = dy + 10 / pscale
+        elseif key == "right" then
+            dx = dx + 10 / pscale
+        elseif key == "left" then
+            dx = dx - 10 / pscale
+        elseif key == "enter" then
+            draw()
+        elseif key == "page_down" then
+            pscale = pscale * 1.25
+            dx = dx * pscale
+            dy = dy * pscale
+        elseif key == "page_up" then
+            pscale = pscale / 1.25
+            dx = dx / pscale
+            dy = dy / pscale
+        elseif key == "r" then
+            pscale = scale
+            dx = 0
+            dy = 0
+        end
+    end
+
+    px = pscale / w
+end

Capy64/Assets/Lua/CapyOS/bin/fun/melt.lua

@@ -0,0 +1,73 @@
+local gpu = require("gpu")
+local timer = require("timer")
+local event = require("event")
+local colors = require("colors")
+local parallel = require("parallel")
+
+local melts = 2 ^ 12
+
+local function contains(arr, val)
+    for k, v in ipairs(arr) do
+        if v == val then
+            return true
+        end
+    end
+    return false
+end
+
+local function melt()
+    local w, h = gpu.getSize()
+    local x, y = 0, 0
+
+    while true do
+        local buffer <close> = gpu.getBuffer()
+        for i = 1, melts do
+            local nx = math.random(x, w)
+            local ny = math.random(y, h)
+
+            local c = buffer[ny * w + nx]
+            buffer[(ny + 1) * w + nx] = c
+        end
+        gpu.setBuffer(buffer)
+
+        timer.delay(10):await()
+    end
+end
+
+local function draw()
+    local ox, oy
+    while true do
+        local ev, b, x, y = event.pull("mouse_move", "mouse_down")
+
+        if ev == "mouse_down" then
+            if b == 1 then
+                ox = x
+                oy = y
+            end
+        elseif ev == "mouse_move" then
+            if contains(b, 1) then
+                gpu.plot(x, y, colors.red)
+                gpu.drawLine(x, y, ox, oy, colors.red)
+                ox, oy = x, y
+            end
+        end
+    end
+end
+
+local function random()
+    local w, h = gpu.getSize()
+    while true do
+        for i = 1, 24 do
+            gpu.drawString(
+                math.random(-7, w),
+                math.random(-13, h),
+                math.random(0, 0xffffff),
+                string.char(math.random(32, 127))
+            )
+        end
+
+        timer.delay(100):await()
+    end
+end
+
+parallel.waitForAny(draw, melt, random)

Capy64/Assets/Lua/CapyOS/bin/hello.lua

@@ -0,0 +1,17 @@
+local timer = require("timer")
+local colors = require("colors")
+local term = require("term")
+
+local function slowPrint(text, delay)
+    for i = 1, #text do
+        local ch = text:sub(i, i)
+        io.write(ch)
+        timer.sleep(delay)
+    end
+    print()
+end
+
+local color = colors[math.random(1, #colors)]
+
+term.setForeground(color)
+slowPrint("Hello, World!", 50)

Capy64/Assets/Lua/CapyOS/bin/ls.lua

@@ -0,0 +1,25 @@
+local args = { ... }
+local fs = require("fs")
+local term = require("term")
+local colors = require("colors")
+local dir = shell.getDir()
+
+if args[1] then
+    dir = shell.resolve(args[1])
+end
+
+if not fs.isDir(dir) then
+    error("No such directory: " .. dir, 0)
+    return false
+end
+
+local files = fs.list(dir)
+for k, v in ipairs(files) do
+    if fs.isDir(fs.combine(dir, v)) then
+        term.setForeground(colors.lightBlue)
+        print(v .. "/")
+    else
+        term.setForeground(colors.white)
+        print(v)
+    end
+end

Capy64/Assets/Lua/CapyOS/bin/lua.lua

@@ -0,0 +1,75 @@
+local term = require("term")
+local io = require("io")
+local colors = require("colors")
+local colours = colors
+
+local tArgs = { ... }
+if #tArgs > 0 then
+    print("This is an interactive Lua prompt.")
+    print("To run a lua program, just type its name.")
+    return
+end
+
+--local pretty = require "cc.pretty"
+
+local bRunning = true
+local tCommandHistory = {}
+local tEnv = {
+    ["exit"] = setmetatable({}, {
+        __tostring = function() return "Call exit() to exit." end,
+        __call = function() bRunning = false end,
+    }),
+}
+setmetatable(tEnv, { __index = _ENV })
+
+for k, v in pairs(package.loaded) do
+    tEnv[k] = v
+end
+
+term.setForeground(colours.yellow)
+print(_VERSION .. " interactive prompt")
+print("Call exit() to exit.")
+term.setForeground(colours.white)
+
+while bRunning do
+    term.setForeground(colours.yellow)
+    io.write("> ")
+    term.setForeground(colours.white)
+
+    local s = io.read(nil, tCommandHistory)
+    if s:match("%S") and tCommandHistory[#tCommandHistory] ~= s then
+        table.insert(tCommandHistory, s)
+    end
+
+    local nForcePrint = 0
+    local func, e = load(s, "=lua", "t", tEnv)
+    local func2 = load("return " .. s, "=lua", "t", tEnv)
+    if not func then
+        if func2 then
+            func = func2
+            e = nil
+            nForcePrint = 1
+        end
+    else
+        if func2 then
+            func = func2
+        end
+    end
+
+    if func then
+        local tResults = table.pack(pcall(func))
+        if tResults[1] then
+            local n = 1
+            while n < tResults.n or n <= nForcePrint do
+                local value = tResults[n + 1]
+                print(tostring(value))
+                n = n + 1
+            end
+        else
+            io.stderr.print(tResults[2])
+        end
+    else
+        io.stderr.print(e)
+    end
+
+end

Capy64/Assets/Lua/CapyOS/bin/mkdir.lua

@@ -0,0 +1,14 @@
+local fs = require("fs")
+local args = { ... }
+
+if #args == 0 then
+    print("Usage: mkdir <directory>")
+    return
+end
+
+local dir = shell.resolve(args[1])
+if fs.exists(dir) then
+    error("Path already exists", 0)
+end
+
+fs.makeDir(dir)

Capy64/Assets/Lua/CapyOS/bin/pwd.lua

@@ -0,0 +1 @@
+print(shell.getDir())

Capy64/Assets/Lua/CapyOS/bin/reboot.lua

@@ -0,0 +1,8 @@
+local timer = require("timer")
+local machine = require("machine")
+
+print("Goodbye!")
+
+timer.sleep(1000)
+
+machine.reboot()

Capy64/Assets/Lua/CapyOS/bin/rm.lua

@@ -0,0 +1,10 @@
+local fs = require("fs")
+
+local args = { ... }
+if #args == 0 then
+    print("Usage: rm <file>")
+    return
+end
+
+local file = shell.resolve(args[1])
+fs.delete(file, true)

Capy64/Assets/Lua/CapyOS/bin/shell.lua

@@ -0,0 +1,143 @@
+local term = require("term")
+local colors = require("colors")
+local fs = require("fs")
+local machine = require("machine")
+
+local exit = false
+local shell = {}
+
+shell.path = "./?;./?.lua;/bin/?.lua"
+shell.homePath = "/home"
+
+local currentDir = shell.homePath
+
+local function buildEnvironment(path, args)
+    local arg = { table.unpack(args, 2) }
+    arg[0] = path
+    
+    return setmetatable({
+        shell = shell,
+        arg = arg
+    }, { __index = _G })
+end
+
+local function tokenise(...)
+    local sLine = table.concat({ ... }, " ")
+    local tWords = {}
+    local bQuoted = false
+    for match in string.gmatch(sLine .. "\"", "(.-)\"") do
+        if bQuoted then
+            table.insert(tWords, match)
+        else
+            for m in string.gmatch(match, "[^ \t]+") do
+                table.insert(tWords, m)
+            end
+        end
+        bQuoted = not bQuoted
+    end
+    return tWords
+end
+
+function shell.getDir()
+    return currentDir
+end
+
+function shell.setDir(path)
+    currentDir = path
+end
+
+function shell.resolve(path)
+    if path:sub(1, 1) == "/" then
+        return fs.combine("", path)
+    end
+
+    if path:sub(1, 1) == "~" then
+        return fs.combine(shell.homePath, path)
+    end
+
+    return fs.combine(currentDir, path)
+end
+
+function shell.resolveProgram(path)
+    if path:sub(1, 1) == "/" then
+        return shell.resolve(path)
+    end
+
+    for seg in shell.path:gmatch("[^;]+") do
+        local resolved = shell.resolve(seg:gsub("%?", path))
+        if fs.exists(resolved) and not fs.isDir(resolved) then
+            return resolved
+        end
+    end
+end
+
+function shell.run(...)
+    local args = tokenise(...)
+    local command = args[1]
+    local path = shell.resolveProgram(command)
+
+    if not path then
+        io.stderr.print("Command not found: " .. command)
+        return false
+    end
+
+    local env = buildEnvironment(command, args)
+
+    local func, err = loadfile(path, "t", env)
+
+    if not func then
+        io.stderr.print(err)
+        return false
+    end
+
+    local ok, err = pcall(func, table.unpack(args, 2))
+    if not ok then
+        io.stderr.print(err)
+        return false
+    end
+
+    return true
+end
+
+function shell.exit()
+    exit = true
+end
+
+if not fs.exists(shell.homePath) then
+    fs.makeDir(shell.homePath)
+end
+
+local history = {}
+local lastExecSuccess = true
+while not exit do
+    machine.setRPC(os.version(), "On shell")
+
+    term.setBackground(colors.black)
+    term.setForeground(colors.white)
+    io.write(":")
+    term.setForeground(colors.lightBlue)
+    if currentDir == shell.homePath then
+        io.write("~")
+    else
+        io.write(currentDir)
+    end
+
+    if lastExecSuccess then
+        term.setForeground(colors.yellow)
+    else
+        term.setForeground(colors.red)
+    end
+    io.write("$ ")
+
+    term.setForeground(colors.white)
+    local line = io.read(nil, history)
+
+    if line:match("%S") and history[#history] ~= line then
+        table.insert(history, line)
+    end
+
+    if line:match("%S") then
+        machine.setRPC(os.version(), "Running: " .. line)
+        lastExecSuccess = shell.run(line)
+    end
+end

Capy64/Assets/Lua/CapyOS/bin/shutdown.lua

@@ -0,0 +1,8 @@
+local timer = require("timer")
+local machine = require("machine")
+
+print("Goodbye!")
+
+timer.sleep(1000)
+
+machine.shutdown()

Capy64/Assets/Lua/CapyOS/bin/version.lua

@@ -0,0 +1,2 @@
+local machine = require("machine")
+print(string.format("%s @ %s - %s", os.version(), machine.version(), _VERSION))

Capy64/Assets/Lua/CapyOS/bin/wget.lua

@@ -0,0 +1,34 @@
+local http = require("http")
+local fs = require("fs")
+
+local args = { ... }
+
+if not http then
+    error("HTTP is not enabled", 0)
+end
+
+if #args == 0 then
+    print("Usage: wget <url> [outputPath]")
+    return false
+end
+
+local outputName = args[2] or fs.getName(args[1])
+local outputPath = shell.resolve(outputName)
+
+if not http.checkURL(args[1]) then
+    error("Invalid URL", 0)
+end
+
+local response, err = http.get(args[1], nil, {
+    binary = true,
+})
+if not response then
+    error(err, 0)
+end
+
+local file <close> = fs.open(outputPath, "wb")
+file:write(response:readAll())
+file:close()
+response:close()
+
+print("File written to " .. outputPath)

Capy64/Assets/Lua/CapyOS/boot/autorun/00_package.lua

@@ -0,0 +1,3 @@
+package.path = "/lib/?.lua;/lib/?/init.lua;" .. package.path
+
+_G.io = require("io")

Capy64/Assets/Lua/CapyOS/boot/autorun/01_stdio.lua

@@ -0,0 +1,15 @@
+function _G.print(...)
+    local args = { ... }
+    local size = #args
+    local lines = 0
+    for n, v in ipairs(args) do
+        local s = tostring(v)
+        if n < size then
+            s = s .. "\t"
+        end
+        lines = lines + io.write(s)
+    end
+    lines = lines + io.write("\n")
+
+    return lines
+end

Capy64/Assets/Lua/CapyOS/boot/autorun/01_task.lua

@@ -0,0 +1,20 @@
+local event = require("event")
+
+local function awaiter(task)
+    local status = task:getStatus()
+    local uuid = task:getID()
+    if status == "running" then
+        local _, taskId, result, err
+        repeat
+            _, taskId, result, err = event.pull("task_finish")
+        until taskId == uuid
+        return result, err
+    elseif status == "succeeded" then
+        return task:getResult(), nil
+    elseif status == "failed" then
+        return nil, task:getError()
+    end
+end
+
+-- Second argument freezes the awaiter function, so it cannot be modified
+event.setAwaiter(awaiter, true)

Capy64/Assets/Lua/CapyOS/boot/autorun/02_http.lua

@@ -0,0 +1,77 @@
+local http = require("http")
+local event = require("event")
+local expect = require("expect").expect
+
+
+function http.request(url, body, headers, options)
+    expect(1, url, "string")
+    expect(2, body, "string", "nil")
+    expect(3, headers, "table", "nil")
+    expect(4, options, "table", "nil")
+
+    if not http.checkURL(url) then
+        return nil, "Invalid URL"
+    end
+
+    local task<close> = http.requestAsync(url, body, headers, options)
+    return task:await()
+end
+
+function http.get(url, headers, options)
+    expect(1, url, "string")
+    expect(2, headers, "table", "nil")
+    expect(3, options, "table", "nil")
+
+    return http.request(url, nil, headers, options)
+end
+
+function http.post(url, body, headers, options)
+    expect(1, url, "string")
+    expect(2, body, "string", "nil")
+    expect(3, headers, "table", "nil")
+    expect(4, options, "table", "nil")
+
+    return http.request(url, body, headers, options)
+end
+
+local WebSocketHandle
+local function buildWebsocketHandle(handle)
+    if not handle then
+        return nil
+    end
+    if not WebSocketHandle then
+        WebSocketHandle = getmetatable(handle) or { __index = {} }
+        function WebSocketHandle.__index:close()
+            self:closeAsync()
+            local _, id
+            repeat
+                _, id = event.pull("websocket_close")
+            until id == self:getRequestID()
+        end
+
+        function WebSocketHandle.__index:receive()
+            local _, id, par
+            repeat
+                _, id, par = event.pull("websocket_message")
+            until id == self:getRequestID()
+
+            return par
+        end
+    end
+
+    return handle
+end
+
+function http.websocket(url, headers)
+    expect(1, url, "string")
+    expect(2, headers, "table", "nil")
+
+    if not http.checkURL(url) then
+        return nil, "Invalid URL"
+    end
+
+    local task<close> = http.websocketAsync(url, headers)
+    local client, err = task:await()
+
+    return buildWebsocketHandle(client), err
+end

Capy64/Assets/Lua/CapyOS/boot/autorun/02_timer.lua

@@ -0,0 +1,14 @@
+local timer = require("timer")
+local event = require("event")
+local expect = require("expect").expect
+local range = require("expect").range
+
+function timer.sleep(n)
+    expect(1, n, "number")
+    range(1, 1)
+
+    local timerId = timer.start(n)
+    repeat
+        local _, par = event.pull("timer")
+    until par == timerId
+end

Capy64/Assets/Lua/CapyOS/boot/autorun/99_shell.lua

@@ -0,0 +1,15 @@
+local term = require("term")
+local colors = require("colors")
+local machine = require("machine")
+
+term.setForeground(0x59c9ff)
+term.setBackground(colors.black)
+term.clear()
+term.setPos(1, 1)
+
+term.write(os.version())
+term.setPos(1, 2)
+
+dofile("/bin/shell.lua")
+
+machine.shutdown()

Capy64/Assets/Lua/CapyOS/init.lua

@@ -0,0 +1,44 @@
+local version = "0.0.2"
+
+print("Starting CapyOS")
+
+local term = require("term")
+local fs = require("fs")
+local gpu = require("gpu")
+
+local nPrint = print
+local function showError(err)
+    nPrint(err)
+    local x, y = term.getPos()
+    term.setForeground(0xff0000)
+    term.setPos(1, y)
+    term.write(err)
+
+    term.setPos(1, y + 1)
+    term.setForeground(0xffffff)
+    term.write("Press any key to continue")
+
+    coroutine.yield("key_down")
+end
+
+function os.version()
+    return "CapyOS " .. version
+end
+
+term.setPos(1, 1)
+term.write(_HOST)
+
+local files = fs.list("/boot/autorun")
+for i = 1, #files do
+    local func, err = loadfile("/boot/autorun/" .. files[i])
+    if not func then
+        showError(err)
+        break
+    end
+
+    local ok, err = pcall(func)
+    if not ok then
+        showError(debug.traceback(err))
+        break
+    end
+end

Capy64/Assets/Lua/CapyOS/lib/colors.lua

@@ -0,0 +1,94 @@
+local expect = require("expect")
+
+local palette = {
+    {
+        "white",
+        0xf0f0f0
+    },
+    {
+        "orange",
+        0xf2b233
+    },
+    {
+        "magenta",
+        0xe57fd8
+    },
+    {
+        "lightBlue",
+        0x99b2f2
+    },
+    {
+        "yellow",
+        0xdede6c
+    },
+    {
+        "lime",
+        0x7fcc19
+    },
+    {
+        "pink",
+        0xf2b2cc
+    },
+    {
+        "gray",
+        0x4c4c4c
+    },
+    {
+        "lightGray",
+        0x999999
+    },
+    {
+        "cyan",
+        0x4c99b2
+    },
+    {
+        "purple",
+        0xb266e5
+    },
+    {
+        "blue",
+        0x3366cc
+    },
+    {
+        "brown",
+        0x7f664c
+    },
+    {
+        "green",
+        0x57a64e
+    },
+    {
+        "red",
+        0xcc4c4c
+    },
+    {
+        "black",
+        0x111111
+    }
+}
+
+local colors = {}
+for k, v in ipairs(palette) do
+    colors[v[1]] = v[2]
+    colors[k] = v[2]
+end
+
+function colors.packRGB(r, g, b)
+    expect(1, r, "number")
+    expect(2, g, "number")
+    expect(3, b, "number")
+
+    return (r << 16) +
+        (g << 8) +
+        b
+end
+
+function colors.unpackRGB(rgb)
+    expect(1, rgb, "number")
+
+    return (rgb >> 16) & 0xff,
+        (rgb >> 8) & 0xff,
+        rgb & 0xff
+end
+
+return colors;

Capy64/Assets/Lua/CapyOS/lib/expect.lua

@@ -0,0 +1,52 @@
+-- Credits: https://github.com/Ocawesome101/recrafted
+
+-- cc.expect
+
+local _expect = {}
+
+local function checkType(index, valueType, value, ...)
+    local expected = table.pack(...)
+    local isType = false
+
+    for i = 1, expected.n, 1 do
+        if type(value) == expected[i] then
+            isType = true
+            break
+        end
+    end
+
+    if not isType then
+        error(string.format("bad %s %s (%s expected, got %s)", valueType,
+            index, table.concat(expected, " or "), type(value)), 3)
+    end
+
+    return value
+end
+
+function _expect.expect(index, value, ...)
+    return checkType(("#%d"):format(index), "argument", value, ...)
+end
+
+function _expect.field(tbl, index, ...)
+    _expect.expect(1, tbl, "table")
+    _expect.expect(2, index, "string")
+    return checkType(("%q"):format(index), "field", tbl[index], ...)
+end
+
+function _expect.range(num, min, max)
+    _expect.expect(1, num, "number")
+    _expect.expect(2, min, "number", "nil")
+    _expect.expect(3, max, "number", "nil")
+    min = min or -math.huge
+    max = max or math.huge
+    if num < min or num > max then
+        error(("number outside of range (expected %d to be within %d and %d")
+            :format(num, min, max), 2)
+    end
+end
+
+setmetatable(_expect, { __call = function(_, ...)
+    return _expect.expect(...)
+end })
+
+return _expect

Capy64/Assets/Lua/CapyOS/lib/io.lua

@@ -0,0 +1,275 @@
+local expect = require("expect").expect
+local event = require("event")
+local term = require("term")
+local keys = require("keys")
+local machine = require("machine")
+
+local io = {}
+
+function io.write(text)
+    text = tostring(text)
+
+    local lines = 0
+    local w, h = term.getSize()
+
+    local function inc_cy(cy)
+        lines = lines + 1
+
+        if cy > h - 1 then
+            term.scroll(1)
+            return cy
+        else
+            return cy + 1
+        end
+    end
+
+    while #text > 0 do
+        local nl = text:find("\n") or #text
+        local chunk = text:sub(1, nl)
+        text = text:sub(#chunk + 1)
+
+        local has_nl = chunk:sub( -1) == "\n"
+        if has_nl then chunk = chunk:sub(1, -2) end
+
+        local cx, cy = term.getPos()
+        while #chunk > 0 do
+            if cx > w then
+                term.setPos(1, inc_cy(cy))
+                cx, cy = term.getPos()
+            end
+
+            local to_write = chunk:sub(1, w - cx + 1)
+            term.write(to_write)
+
+            chunk = chunk:sub(#to_write + 1)
+            cx, cy = term.getPos()
+        end
+
+        if has_nl then
+            term.setPos(1, inc_cy(cy))
+        end
+    end
+
+    return lines
+end
+
+local empty = {}
+function io.read(replace, history, complete, default)
+    expect(1, replace, "string", "nil")
+    expect(2, history, "table", "nil")
+    expect(3, complete, "function", "nil")
+    expect(4, default, "string", "nil")
+
+    if replace then replace = replace:sub(1, 1) end
+    local hist = history or {}
+    history = {}
+    for i = 1, #hist, 1 do
+        history[i] = hist[i]
+    end
+
+    local buffer = default or ""
+    local prev_buf = buffer
+    history[#history + 1] = buffer
+
+    local hist_pos = #history
+    local cursor_pos = 0
+
+    local stx, sty = term.getPos()
+    local w, h = term.getSize()
+
+    local dirty = false
+    local completions = {}
+    local comp_id = 0
+
+    local function clearCompletion()
+        if completions[comp_id] then
+            write((" "):rep(#completions[comp_id]))
+        end
+    end
+
+    local function full_redraw(force)
+        if force or dirty then
+            if complete and buffer ~= prev_buf then
+                completions = complete(buffer) or empty
+                comp_id = math.min(1, #completions)
+            end
+            prev_buf = buffer
+
+            term.setPos(stx, sty)
+            local text = buffer
+            if replace then text = replace:rep(#text) end
+            local ln = io.write(text)
+
+            if completions[comp_id] then
+                local oldfg = term.getForeground()
+                local oldbg = term.getBackground()
+                term.setForeground(colors.white)
+                term.setBackground(colors.gray)
+                ln = ln + write(completions[comp_id])
+                term.setForeground(oldfg)
+                term.setBackground(oldbg)
+            else
+                ln = ln + io.write(" ")
+            end
+
+            if sty + ln > h then
+                sty = sty - (sty + ln - h)
+            end
+        end
+
+        -- set cursor to the appropriate spot
+        local cx, cy = stx, sty
+        cx = cx + #buffer - cursor_pos -- + #(completions[comp_id] or "")
+        while cx > w do
+            cx = cx - w
+            cy = cy + 1
+        end
+        term.setPos(cx, cy)
+    end
+
+    term.setBlink(true)
+
+    while true do
+        full_redraw()
+        -- get input
+        local evt, par1, par2, mods = event.pull()
+
+        if evt == "char" then
+            dirty = true
+            clearCompletion()
+            if cursor_pos == 0 then
+                buffer = buffer .. par1
+            elseif cursor_pos == #buffer then
+                buffer = par1 .. buffer
+            else
+                buffer = buffer:sub(0, -cursor_pos - 1) .. par1 .. buffer:sub( -cursor_pos)
+            end
+        elseif evt == "key_down" then
+            if par1 == keys.back and #buffer > 0 then
+                dirty = true
+                if cursor_pos == 0 then
+                    buffer = buffer:sub(1, -2)
+                    clearCompletion()
+                elseif cursor_pos < #buffer then
+                    buffer = buffer:sub(0, -cursor_pos - 2) .. buffer:sub( -cursor_pos)
+                end
+            elseif par1 == keys.delete and cursor_pos > 0 then
+                dirty = true
+
+                if cursor_pos == #buffer then
+                    buffer = buffer:sub(2)
+                elseif cursor_pos == 1 then
+                    buffer = buffer:sub(1, -2)
+                else
+                    buffer = buffer:sub(0, -cursor_pos - 1) .. buffer:sub( -cursor_pos + 1)
+                end
+                cursor_pos = cursor_pos - 1
+            elseif par1 == keys.up then
+                if #completions > 1 then
+                    dirty = true
+                    clearCompletion()
+                    if comp_id > 1 then
+                        comp_id = comp_id - 1
+                    else
+                        comp_id = #completions
+                    end
+                elseif hist_pos > 1 then
+                    cursor_pos = 0
+
+                    history[hist_pos] = buffer
+                    hist_pos = hist_pos - 1
+
+                    buffer = (" "):rep(#buffer)
+                    full_redraw(true)
+
+                    buffer = history[hist_pos]
+                    dirty = true
+                end
+            elseif par1 == keys.down then
+                if #completions > 1 then
+                    dirty = true
+                    clearCompletion()
+                    if comp_id < #completions then
+                        comp_id = comp_id + 1
+                    else
+                        comp_id = 1
+                    end
+                elseif hist_pos < #history then
+                    cursor_pos = 0
+
+                    history[hist_pos] = buffer
+                    hist_pos = hist_pos + 1
+
+                    buffer = (" "):rep(#buffer)
+                    full_redraw(true)
+
+                    buffer = history[hist_pos]
+                    dirty = true
+                end
+            elseif par1 == keys.left then
+                if cursor_pos < #buffer then
+                    clearCompletion()
+                    cursor_pos = cursor_pos + 1
+                end
+            elseif par1 == keys.right then
+                if cursor_pos > 0 then
+                    cursor_pos = cursor_pos - 1
+                elseif comp_id > 0 then
+                    dirty = true
+                    buffer = buffer .. completions[comp_id]
+                end
+            elseif par1 == keys.tab then
+                if comp_id > 0 then
+                    dirty = true
+                    buffer = buffer .. completions[comp_id]
+                end
+            elseif par1 == keys.home then
+                cursor_pos = #buffer
+            elseif par1 == keys["end"] then
+                cursor_pos = 0
+            elseif par1 == keys.enter then
+                clearCompletion()
+                print()
+                break
+            elseif mods & keys.mods.ctrl ~= 0 then
+                if par1 == keys.v then
+                    dirty = true
+                    clearCompletion()
+                    local text = machine.getClipboard()
+                    if text then
+                        if cursor_pos == 0 then
+                            buffer = buffer .. text
+                        elseif cursor_pos == #buffer then
+                            buffer = text .. buffer
+                        else
+                            buffer = buffer:sub(0, -cursor_pos - 1) .. text ..
+                                buffer:sub( -cursor_pos + (#text - 1))
+                        end
+                    end
+                end
+            end
+        end
+    end
+
+    term.setBlink(false)
+
+    return buffer
+end
+
+io.stderr = {}
+
+function io.stderr.write(text)
+    local fg = term.getForeground()
+    term.setForeground(0xff0000)
+    io.write(text)
+    term.setForeground(fg)
+end
+
+function io.stderr.print(...)
+    local fg = term.getForeground()
+    term.setForeground(0xff0000)
+    print(...)
+    term.setForeground(fg)
+end
+
+return io

Capy64/Assets/Lua/CapyOS/lib/json.lua

@@ -0,0 +1,388 @@
+--
+-- json.lua
+--
+-- Copyright (c) 2020 rxi
+--
+-- Permission is hereby granted, free of charge, to any person obtaining a copy of
+-- this software and associated documentation files (the "Software"), to deal in
+-- the Software without restriction, including without limitation the rights to
+-- use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
+-- of the Software, and to permit persons to whom the Software is furnished to do
+-- so, subject to the following conditions:
+--
+-- The above copyright notice and this permission notice shall be included in all
+-- copies or substantial portions of the Software.
+--
+-- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+-- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+-- FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+-- AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+-- LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+-- OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+-- SOFTWARE.
+--
+
+local json = { _version = "0.1.2" }
+
+-------------------------------------------------------------------------------
+-- Encode
+-------------------------------------------------------------------------------
+
+local encode
+
+local escape_char_map = {
+  [ "\\" ] = "\\",
+  [ "\"" ] = "\"",
+  [ "\b" ] = "b",
+  [ "\f" ] = "f",
+  [ "\n" ] = "n",
+  [ "\r" ] = "r",
+  [ "\t" ] = "t",
+}
+
+local escape_char_map_inv = { [ "/" ] = "/" }
+for k, v in pairs(escape_char_map) do
+  escape_char_map_inv[v] = k
+end
+
+
+local function escape_char(c)
+  return "\\" .. (escape_char_map[c] or string.format("u%04x", c:byte()))
+end
+
+
+local function encode_nil(val)
+  return "null"
+end
+
+
+local function encode_table(val, stack)
+  local res = {}
+  stack = stack or {}
+
+  -- Circular reference?
+  if stack[val] then error("circular reference") end
+
+  stack[val] = true
+
+  if rawget(val, 1) ~= nil or next(val) == nil then
+    -- Treat as array -- check keys are valid and it is not sparse
+    local n = 0
+    for k in pairs(val) do
+      if type(k) ~= "number" then
+        error("invalid table: mixed or invalid key types")
+      end
+      n = n + 1
+    end
+    if n ~= #val then
+      error("invalid table: sparse array")
+    end
+    -- Encode
+    for i, v in ipairs(val) do
+      table.insert(res, encode(v, stack))
+    end
+    stack[val] = nil
+    return "[" .. table.concat(res, ",") .. "]"
+
+  else
+    -- Treat as an object
+    for k, v in pairs(val) do
+      if type(k) ~= "string" then
+        error("invalid table: mixed or invalid key types")
+      end
+      table.insert(res, encode(k, stack) .. ":" .. encode(v, stack))
+    end
+    stack[val] = nil
+    return "{" .. table.concat(res, ",") .. "}"
+  end
+end
+
+
+local function encode_string(val)
+  return '"' .. val:gsub('[%z\1-\31\\"]', escape_char) .. '"'
+end
+
+
+local function encode_number(val)
+  -- Check for NaN, -inf and inf
+  if val ~= val or val <= -math.huge or val >= math.huge then
+    error("unexpected number value '" .. tostring(val) .. "'")
+  end
+  return string.format("%.14g", val)
+end
+
+
+local type_func_map = {
+  [ "nil"     ] = encode_nil,
+  [ "table"   ] = encode_table,
+  [ "string"  ] = encode_string,
+  [ "number"  ] = encode_number,
+  [ "boolean" ] = tostring,
+}
+
+
+encode = function(val, stack)
+  local t = type(val)
+  local f = type_func_map[t]
+  if f then
+    return f(val, stack)
+  end
+  error("unexpected type '" .. t .. "'")
+end
+
+
+function json.encode(val)
+  return ( encode(val) )
+end
+
+
+-------------------------------------------------------------------------------
+-- Decode
+-------------------------------------------------------------------------------
+
+local parse
+
+local function create_set(...)
+  local res = {}
+  for i = 1, select("#", ...) do
+    res[ select(i, ...) ] = true
+  end
+  return res
+end
+
+local space_chars   = create_set(" ", "\t", "\r", "\n")
+local delim_chars   = create_set(" ", "\t", "\r", "\n", "]", "}", ",")
+local escape_chars  = create_set("\\", "/", '"', "b", "f", "n", "r", "t", "u")
+local literals      = create_set("true", "false", "null")
+
+local literal_map = {
+  [ "true"  ] = true,
+  [ "false" ] = false,
+  [ "null"  ] = nil,
+}
+
+
+local function next_char(str, idx, set, negate)
+  for i = idx, #str do
+    if set[str:sub(i, i)] ~= negate then
+      return i
+    end
+  end
+  return #str + 1
+end
+
+
+local function decode_error(str, idx, msg)
+  local line_count = 1
+  local col_count = 1
+  for i = 1, idx - 1 do
+    col_count = col_count + 1
+    if str:sub(i, i) == "\n" then
+      line_count = line_count + 1
+      col_count = 1
+    end
+  end
+  error( string.format("%s at line %d col %d", msg, line_count, col_count) )
+end
+
+
+local function codepoint_to_utf8(n)
+  -- http://scripts.sil.org/cms/scripts/page.php?site_id=nrsi&id=iws-appendixa
+  local f = math.floor
+  if n <= 0x7f then
+    return string.char(n)
+  elseif n <= 0x7ff then
+    return string.char(f(n / 64) + 192, n % 64 + 128)
+  elseif n <= 0xffff then
+    return string.char(f(n / 4096) + 224, f(n % 4096 / 64) + 128, n % 64 + 128)
+  elseif n <= 0x10ffff then
+    return string.char(f(n / 262144) + 240, f(n % 262144 / 4096) + 128,
+                       f(n % 4096 / 64) + 128, n % 64 + 128)
+  end
+  error( string.format("invalid unicode codepoint '%x'", n) )
+end
+
+
+local function parse_unicode_escape(s)
+  local n1 = tonumber( s:sub(1, 4),  16 )
+  local n2 = tonumber( s:sub(7, 10), 16 )
+   -- Surrogate pair?
+  if n2 then
+    return codepoint_to_utf8((n1 - 0xd800) * 0x400 + (n2 - 0xdc00) + 0x10000)
+  else
+    return codepoint_to_utf8(n1)
+  end
+end
+
+
+local function parse_string(str, i)
+  local res = ""
+  local j = i + 1
+  local k = j
+
+  while j <= #str do
+    local x = str:byte(j)
+
+    if x < 32 then
+      decode_error(str, j, "control character in string")
+
+    elseif x == 92 then -- `\`: Escape
+      res = res .. str:sub(k, j - 1)
+      j = j + 1
+      local c = str:sub(j, j)
+      if c == "u" then
+        local hex = str:match("^[dD][89aAbB]%x%x\\u%x%x%x%x", j + 1)
+                 or str:match("^%x%x%x%x", j + 1)
+                 or decode_error(str, j - 1, "invalid unicode escape in string")
+        res = res .. parse_unicode_escape(hex)
+        j = j + #hex
+      else
+        if not escape_chars[c] then
+          decode_error(str, j - 1, "invalid escape char '" .. c .. "' in string")
+        end
+        res = res .. escape_char_map_inv[c]
+      end
+      k = j + 1
+
+    elseif x == 34 then -- `"`: End of string
+      res = res .. str:sub(k, j - 1)
+      return res, j + 1
+    end
+
+    j = j + 1
+  end
+
+  decode_error(str, i, "expected closing quote for string")
+end
+
+
+local function parse_number(str, i)
+  local x = next_char(str, i, delim_chars)
+  local s = str:sub(i, x - 1)
+  local n = tonumber(s)
+  if not n then
+    decode_error(str, i, "invalid number '" .. s .. "'")
+  end
+  return n, x
+end
+
+
+local function parse_literal(str, i)
+  local x = next_char(str, i, delim_chars)
+  local word = str:sub(i, x - 1)
+  if not literals[word] then
+    decode_error(str, i, "invalid literal '" .. word .. "'")
+  end
+  return literal_map[word], x
+end
+
+
+local function parse_array(str, i)
+  local res = {}
+  local n = 1
+  i = i + 1
+  while 1 do
+    local x
+    i = next_char(str, i, space_chars, true)
+    -- Empty / end of array?
+    if str:sub(i, i) == "]" then
+      i = i + 1
+      break
+    end
+    -- Read token
+    x, i = parse(str, i)
+    res[n] = x
+    n = n + 1
+    -- Next token
+    i = next_char(str, i, space_chars, true)
+    local chr = str:sub(i, i)
+    i = i + 1
+    if chr == "]" then break end
+    if chr ~= "," then decode_error(str, i, "expected ']' or ','") end
+  end
+  return res, i
+end
+
+
+local function parse_object(str, i)
+  local res = {}
+  i = i + 1
+  while 1 do
+    local key, val
+    i = next_char(str, i, space_chars, true)
+    -- Empty / end of object?
+    if str:sub(i, i) == "}" then
+      i = i + 1
+      break
+    end
+    -- Read key
+    if str:sub(i, i) ~= '"' then
+      decode_error(str, i, "expected string for key")
+    end
+    key, i = parse(str, i)
+    -- Read ':' delimiter
+    i = next_char(str, i, space_chars, true)
+    if str:sub(i, i) ~= ":" then
+      decode_error(str, i, "expected ':' after key")
+    end
+    i = next_char(str, i + 1, space_chars, true)
+    -- Read value
+    val, i = parse(str, i)
+    -- Set
+    res[key] = val
+    -- Next token
+    i = next_char(str, i, space_chars, true)
+    local chr = str:sub(i, i)
+    i = i + 1
+    if chr == "}" then break end
+    if chr ~= "," then decode_error(str, i, "expected '}' or ','") end
+  end
+  return res, i
+end
+
+
+local char_func_map = {
+  [ '"' ] = parse_string,
+  [ "0" ] = parse_number,
+  [ "1" ] = parse_number,
+  [ "2" ] = parse_number,
+  [ "3" ] = parse_number,
+  [ "4" ] = parse_number,
+  [ "5" ] = parse_number,
+  [ "6" ] = parse_number,
+  [ "7" ] = parse_number,
+  [ "8" ] = parse_number,
+  [ "9" ] = parse_number,
+  [ "-" ] = parse_number,
+  [ "t" ] = parse_literal,
+  [ "f" ] = parse_literal,
+  [ "n" ] = parse_literal,
+  [ "[" ] = parse_array,
+  [ "{" ] = parse_object,
+}
+
+
+parse = function(str, idx)
+  local chr = str:sub(idx, idx)
+  local f = char_func_map[chr]
+  if f then
+    return f(str, idx)
+  end
+  decode_error(str, idx, "unexpected character '" .. chr .. "'")
+end
+
+
+function json.decode(str)
+  if type(str) ~= "string" then
+    error("expected argument of type string, got " .. type(str))
+  end
+  local res, idx = parse(str, next_char(str, 1, space_chars, true))
+  idx = next_char(str, idx, space_chars, true)
+  if idx <= #str then
+    decode_error(str, idx, "trailing garbage")
+  end
+  return res
+end
+
+
+return json

Capy64/Assets/Lua/CapyOS/lib/keys.lua

@@ -0,0 +1,179 @@
+local keys = {
+    none = 0,
+    back = 8,
+    tab = 9,
+    enter = 13,
+    pause = 19,
+    caps_lock = 20,
+    kana = 21,
+    kanji = 25,
+    escape = 27,
+    ime_convert = 28,
+    ime_no_convert = 29,
+    space = 32,
+    page_up = 33,
+    page_down = 34,
+    ["end"] = 35,
+    home = 36,
+    left = 37,
+    up = 38,
+    right = 39,
+    down = 40,
+    select = 41,
+    print = 42,
+    execute = 43,
+    print_screen = 44,
+    insert = 45,
+    delete = 46,
+    help = 47,
+    zero = 48,
+    one = 49,
+    two = 50,
+    three = 51,
+    four = 52,
+    five = 53,
+    six = 54,
+    seven = 55,
+    eight = 56,
+    nine = 57,
+    a = 65,
+    b = 66,
+    c = 67,
+    d = 68,
+    e = 69,
+    f = 70,
+    g = 71,
+    h = 72,
+    i = 73,
+    j = 74,
+    k = 75,
+    l = 76,
+    m = 77,
+    n = 78,
+    o = 79,
+    p = 80,
+    q = 81,
+    r = 82,
+    s = 83,
+    t = 84,
+    u = 85,
+    v = 86,
+    w = 87,
+    x = 88,
+    y = 89,
+    z = 90,
+    left_windows = 91,
+    right_windows = 92,
+    apps = 93,
+    sleep = 95,
+    num_pad0 = 96,
+    num_pad1 = 97,
+    num_pad2 = 98,
+    num_pad3 = 99,
+    num_pad4 = 100,
+    num_pad5 = 101,
+    num_pad6 = 102,
+    num_pad7 = 103,
+    num_pad8 = 104,
+    num_pad9 = 105,
+    multiply = 106,
+    add = 107,
+    separator = 108,
+    subtract = 109,
+    decimal = 110,
+    divide = 111,
+    f1 = 112,
+    f2 = 113,
+    f3 = 114,
+    f4 = 115,
+    f5 = 116,
+    f6 = 117,
+    f7 = 118,
+    f8 = 119,
+    f9 = 120,
+    f10 = 121,
+    f11 = 122,
+    f12 = 123,
+    f13 = 124,
+    f14 = 125,
+    f15 = 126,
+    f16 = 127,
+    f17 = 128,
+    f18 = 129,
+    f19 = 130,
+    f20 = 131,
+    f21 = 132,
+    f22 = 133,
+    f23 = 134,
+    f24 = 135,
+    num_lock = 144,
+    scroll = 145,
+    left_shift = 160,
+    right_shift = 161,
+    left_control = 162,
+    right_control = 163,
+    left_alt = 164,
+    right_alt = 165,
+    browser_back = 166,
+    browser_forward = 167,
+    browser_refresh = 168,
+    browser_stop = 169,
+    browser_search = 170,
+    browser_favorites = 171,
+    browser_home = 172,
+    volume_mute = 173,
+    volume_down = 174,
+    volume_up = 175,
+    media_next_track = 176,
+    media_previous_track = 177,
+    media_stop = 178,
+    media_play_pause = 179,
+    launch_mail = 180,
+    select_media = 181,
+    launch_application1 = 182,
+    launch_application2 = 183,
+    semicolon = 186,
+    plus = 187,
+    comma = 188,
+    minus = 189,
+    period = 190,
+    question = 191,
+    tilde = 192,
+    chat_pad_green = 202,
+    chat_pad_orange = 203,
+    open_brackets = 219,
+    pipe = 220,
+    close_brackets = 221,
+    quotes = 222,
+    oem8 = 223,
+    backslash = 226,
+    process_key = 229,
+    copy = 242,
+    auto = 243,
+    enl_w = 244,
+    attn = 246,
+    crsel = 247,
+    exsel = 248,
+    erase_eof = 249,
+    play = 250,
+    zoom = 251,
+    pa1 = 253,
+    clear = 254,
+}
+
+keys.mods = {
+    none = 0,
+    left_shift = 1,
+    right_shift = 2,
+    left_alt = 4,
+    right_alt = 8,
+    left_control = 16,
+    right_control = 32,
+}
+
+keys.mods.shift = keys.mods.left_shift | keys.mods.right_shift
+keys.mods.alt = keys.mods.left_alt | keys.mods.right_alt
+keys.mods.control = keys.mods.left_control | keys.mods.right_control
+keys.mods.ctrl = keys.mods.control
+
+return keys

Capy64/Assets/Lua/CapyOS/lib/parallel.lua

@@ -0,0 +1,61 @@
+local expect = require("expect")
+
+local parallel = {}
+
+local function contains(array, value)
+    for k, v in pairs(array) do
+        if v == value then
+            return true
+        end
+    end
+    return false
+end
+
+local function run(threads, exitOnAny)
+    local alive = #threads
+    local filters = {}
+    local ev = {}
+    while true do
+        for i, thread in pairs(threads) do
+            if not filters[i] or #filters[i] == 0 or contains(filters[i], ev[1]) or ev[1] == "interrupt" then
+                local pars = table.pack(coroutine.resume(thread, table.unpack(ev)))
+                if pars[1] then
+                    filters[i] = table.pack(table.unpack(pars, 2))
+                else
+                    error(pars[2], 0)
+                end
+            end
+
+            if coroutine.status(thread) == "dead" then
+                alive = alive - 1
+                if exitOnAny or alive <= 0 then
+                    return
+                end
+            end
+        end
+
+        ev = table.pack(coroutine.yield())
+    end
+end
+
+function parallel.waitForAll(...)
+    local threads = {}
+    for k, v in ipairs({ ... }) do
+        expect(k, v, "function")
+        table.insert(threads, coroutine.create(v))
+    end
+
+    return run(threads, false)
+end
+
+function parallel.waitForAny(...)
+    local threads = {}
+    for k, v in ipairs({ ... }) do
+        expect(k, v, "function")
+        table.insert(threads, coroutine.create(v))
+    end
+
+    return run(threads, true)
+end
+
+return parallel

Capy64/Assets/Lua/README.txt

@@ -0,0 +1,5 @@
+If you are looking for your data directory look in:
+
+Windows: %APPDATA%\Capy64\data
+Mac: $HOME/.local/share/Capy64/data
+Linux: $HOME/.local/share/Capy64/data

Capy64/Assets/Lua/bios.lua

@@ -19,13 +19,8 @@ local gpu = require("gpu")
 local fs = require("fs")
 local machine = require("machine")
 local audio = require("audio")
-local http = require("http")
 local event = require("event")
 
-
-local INDEX_URL = "https://raw.github.com/Ale32bit/CapyOS/deploy/index.json"
-local JSON_URL = "https://raw.github.com/Ale32bit/CapyOS/main/lib/json.lua"
-
 local bootSleep = 2000
 local bg = 0x0
 local fg = 0xffffff
@@ -95,64 +90,11 @@ local function printError( text )
 	term.setForeground(0xffffff)
 end
 
-local function hget(url, headers)
-	local response, err = http.requestAsync(url, nul, headers, {binary = true}):await()
-
-	if not response then
-		return nil, err
-	end
-
-	local content = response.content:read("a")
-	response.content:close()
-	return content, response
-end
-
 local function promptKey()
 	print("Press any key to continue")
 	event.pull("key_down")
 end
 
-local function installOS()
-	term.clear()
-	term.setPos(1, 1)
-
-	print("Installing CapyOS...")
-
-	local jsonLib, par = hget(JSON_URL)
-	if not jsonLib then
-		printError(par)
-		promptKey()
-		return
-	end
-
-	local json = load(jsonLib)()
-	local indexData, par = hget(INDEX_URL)
-	if not indexData then
-		printError(par)
-		promptKey()
-		return
-	end
-	local index = json.decode(indexData)
-
-	for i, v in ipairs(index) do
-		local dirname = fs.getDir(v.path) 
-		if not fs.exists(dirname) then
-			fs.makeDir(dirname)
-		end
-		print("Downloading " .. v.path)
-		local fileContent = hget(v.raw_url)
-		local f = fs.open(v.path, "w")
-		f:write(fileContent)
-		f:close()
-		print("Written to " .. v.path)
-	end
-
-	flagInstalled()
-
-	print("CapyOS installed!")
-	promptKey()
-end
-
 term.setBlink(false)
 
 local function setupScreen()
@@ -245,10 +187,6 @@ end
 
 audio.beep(1000, 0.2, 0.2, "square")
 
-if shouldInstallOS() then
-	installOS()
-end
-
 bootScreen()
 
 term.clear()

Capy64/Capy64.csproj

@@ -26,9 +26,9 @@
 	</ItemGroup>
 
 	<ItemGroup>
-		<None Update="Assets\Lua/**">
+		<Content Include="Assets\Lua\**">
 			<CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
-		</None>
+		</Content>
 	</ItemGroup>
 	<ItemGroup>
 		<None Include="..\LICENSE">
@@ -46,17 +46,15 @@
 		<PackageReference Include="MonoGame.Content.Builder.Task" Version="3.8.1.303" />
 		<PackageReference Include="System.ComponentModel.Composition" Version="7.0.0" />
 	</ItemGroup>
-	<ItemGroup>
-		<None Update="Assets\bios.lua">
-			<CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
-		</None>
-	</ItemGroup>
 	<Target Name="RestoreDotnetTools" BeforeTargets="Restore">
 		<Message Text="Restoring dotnet tools" Importance="High" />
 		<Exec Command="dotnet tool restore" />
 	</Target>
 	<ItemGroup>
-	  <EditorConfigFiles Remove="C:\Users\Alex\source\repos\Capy64\Capy64\Capy64\.editorconfig" />
+		<EditorConfigFiles Remove="C:\Users\Alex\source\repos\Capy64\Capy64\Capy64\.editorconfig" />
+	</ItemGroup>
+	<ItemGroup>
+		<Folder Include="Assets\Lua\" />
 	</ItemGroup>
 
 	<PropertyGroup Condition=" '$(OS)' == 'Windows_NT' ">

Capy64/Runtime/RuntimeManager.cs

@@ -97,6 +97,8 @@ internal class RuntimeManager : IComponent
     {
         _game.Discord.SetPresence("Booting up...");
 
+        InstallOS(false);
+
         luaState = new LuaState();
         _game.LuaRuntime = luaState;
         luaState.Init();
@@ -114,16 +116,13 @@ internal class RuntimeManager : IComponent
         luaState.Thread.PushCFunction(L_OpenDataFolder);
         luaState.Thread.SetGlobal("openDataFolder");
 
-        luaState.Thread.PushCFunction(L_ShouldInstallOS);
+        luaState.Thread.PushCFunction(L_InstallOS);
-        luaState.Thread.SetGlobal("shouldInstallOS");
+        luaState.Thread.SetGlobal("installOS");
-
-        luaState.Thread.PushCFunction(L_FlagInstalled);
-        luaState.Thread.SetGlobal("flagInstalled");
 
         luaState.Thread.PushCFunction(L_Exit);
         luaState.Thread.SetGlobal("exit");
 
-        var status = luaState.Thread.LoadFile("Assets/bios.lua");
+        var status = luaState.Thread.LoadFile("Assets/Lua/bios.lua");
         if (status != LuaStatus.OK)
         {
             throw new LuaException(luaState.Thread.ToString(-1));
@@ -132,8 +131,6 @@ internal class RuntimeManager : IComponent
 
     private void InitOS()
     {
-        _game.Discord.SetPresence("On CapyOS");
-
         luaState = new LuaState();
         _game.LuaRuntime = luaState;
         luaState.Init();
@@ -148,6 +145,11 @@ internal class RuntimeManager : IComponent
 
         emitter.Register();
 
+        if (!File.Exists(Path.Combine(FileSystem.DataPath, "init.lua")))
+        {
+            throw new LuaException("Operating System not found\nMissing init.lua");
+        }
+
         var initContent = File.ReadAllText(Path.Combine(FileSystem.DataPath, "init.lua"));
         var status = luaState.Thread.LoadString(initContent, "=init.lua");
         if (status != LuaStatus.OK)
@@ -173,6 +175,16 @@ internal class RuntimeManager : IComponent
         _game.Exit();
     }
 
+    public static void InstallOS(bool force = false)
+    {
+        var installedFilePath = Path.Combine(Capy64.AppDataPath, ".installed");
+        if (!File.Exists(installedFilePath) || force)
+        {
+            FileSystem.CopyDirectory("Assets/Lua/CapyOS", FileSystem.DataPath, true, true);
+            File.Create(installedFilePath).Dispose();
+        }
+    }
+
     private static int L_OpenDataFolder(IntPtr state)
     {
         var path = FileSystem.DataPath;
@@ -189,22 +201,9 @@ internal class RuntimeManager : IComponent
         return 0;
     }
 
-    private static int L_ShouldInstallOS(IntPtr state)
+    private static int L_InstallOS(IntPtr state)
     {
-        var L = Lua.FromIntPtr(state);
+        InstallOS(true);
-        var installedFilePath = Path.Combine(Capy64.AppDataPath, ".installed");
-
-        L.PushBoolean(!File.Exists(installedFilePath));
-
-        return 1;
-    }
-
-    private static int L_FlagInstalled(IntPtr state)
-    {
-        var installedFilePath = Path.Combine(Capy64.AppDataPath, ".installed");
-        if (!File.Exists(installedFilePath))
-            File.Create(installedFilePath).Dispose();
-
         return 0;
     }