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global refactoring

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This commit is contained in:
Er2 2022-02-21 21:29:51 +03:00
parent 1b55bb0ba6
commit 0812075336
36 changed files with 209 additions and 742 deletions
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91
A/ccp.lua Normal file
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@ -0,0 +1,91 @@
return function(argv, con)
local runs = true
local function parseArgs(ln)
local iq, buf, args = false, '', {}
local qt, esc = nil, false
-- helper function
local function psh()
if #buf > 0 then table.insert(args, buf) end
buf, qt = '', nil
end
for i = 1, #ln + 1 do
local v = ln:sub(i, i)
if ((v == ' ' or v == '\n' or v == '\t') and not iq)
or v == ''
then psh()
elseif esc then esc, buf = false, buf.. v
elseif v == '\\' then esc = true
elseif (not qt or qt == v)
and (v == '"' or v == "'")
then psh()
qt, iq = v, not iq
else buf = buf.. v
end
end
return args
end
local cd = 'A:'
await(function()
con.print(cd.. '>')
con.down()
local ln = con.getln()
local argv = parseArgs(ln)
if not argv[1] then -- nothing
elseif argv[1]:lower() == 'dir' then
local cp, f = 0, fsLs(cd)
for _, v in pairs(f) do
if cp + 14 + #cd >= con.w
then con.print '\n'; cp = 0 end
if cp == 0 then cp = #cd
con.print(cd)
else con.print ' : ' end
local i = fsInfo(cd..v)
local n, ext = v:match('(.+)%.(.+)$')
n = n or v
if #n > 8
then con.print(n:sub(1, 6) .. '~1')
elseif #n < 8
then con.print(n ..(' '):rep(8 - #n))
end
con.print ' '
if i.type == 'directory' then con.print '<D>'
elseif i.type == 'symlink' then con.print '<S>'
elseif i.type == 'other' then con.print '<O>'
elseif ext then
con.print(ext:upper():sub(1, 3))
con.print((' '):rep(3 - #ext))
else con.print ' '
end
cp = cp + 14
end
con.print '\n'
elseif argv[1]:match '%u:' then
cd = argv[1]
elseif argv[1]:lower() == 'type' then
con.print(fsRead(argv[2]))
con.print '\n'
else con.println(argv[1].. ': command not found')
end
return not runs
end)
return sh
end

8
A/ver.lua Normal file
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@ -0,0 +1,8 @@
return function(argv, con)
con.print('Er2/L '.. VER)
con.print(' On the Love2D '.. table.concat({love.getVersion()}, '.', 1, 3))
con.println(' 20 FEB 22')
local txt = ('Terminal size is %dx%d characters'):format(con.w, con.h)
local sp = (' '):rep((con.w - #txt) / 2)
con.println(sp.. txt ..'\n\n\n')
end

2
autoexec.lua
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@ -5,4 +5,4 @@
-- Load default shell
loadapp 'ver'
loadapp 'ersh'
loadapp 'ccp'

1
main.lua
View file

@ -5,4 +5,5 @@ require 'src.os' (con)
require 'autoexec'
con.getch()
love.event.push 'quit'

5
src/async.lua
View file

@ -1,6 +1,6 @@
ACTIVE = true
function __run()
function __run(debug)
if love.event then
love.event.pump()
for n, a,b,c,d,e,f in love.event.poll() do
@ -23,10 +23,11 @@ function __run()
if love.graphics and love.graphics.isActive() then
love.graphics.origin()
love.graphics.clear(0, 0, 0)
--if debug then love.graphics.rectangle('fill', 0,0, 10, 10) end
if love.draw then love.draw() end
love.graphics.present()
end
if love.timer then love.timer.sleep(0.001) end
--if love.timer then love.timer.sleep(0.001) end
end
function await(fn)

83
src/baseshell.lua
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@ -1,83 +0,0 @@
return function(con)
local sh = {
prompt = function() return '>' end,
runs = true,
env = {
code = 0,
path = 'sysapps:apps',
}
}
function sh:which(cmd)
local file = cmd or ''
if file:sub(-4) ~= '.lua'
then file = file.. '.lua'
end
if fsHas(file)
then return '', file end
for path in self.env.path:gmatch '[^:]+' do
if fsHas(path..'/'..file)
then return path, '/'..file
end
end
end
function sh:parseArgs(ln)
local iq, buf, args = false, '', {}
local qt, esc = nil, false
ln = ln:gsub('%$(%S+)%s*=%s*(.*)$', function(k, v)
env[k] = self:parseArgs(v)[1]
return ''
end)
-- helper function
local function psh()
if buf:sub(1,1) == '$'
then buf = tostring(self.env[buf:sub(2)] or '') end
if #buf > 0 then table.insert(args, buf) end
buf, qt = '', nil
end
for i = 1, #ln + 1 do
local v = ln:sub(i, i)
if ((v == ' ' or v == '\n' or v == '\t') and not iq)
or v == ''
then psh()
elseif esc then esc, buf = false, buf.. v
elseif v == '\\' then esc = true
elseif (not qt or qt == v)
and (v == '"' or v == "'")
then psh()
qt, iq = v, not iq
else buf = buf.. v
end
end
return args
end
function sh:run()
return 'TODO'
end
function sh:loop()
await(function()
con.print(self:prompt())
local ln = con.getln()
con.down()
local res = self:run(ln)
if res then con.println(res) end
return not self.runs
end)
end
return sh
end

31
src/draw.lua
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@ -1,31 +0,0 @@
-- Drawing API
--- (c) Er2 2021-2022
--- Zlib License
local comp = {
'system', 'transform',
'color', 'figures', 'font',
'line', 'picture', 'rcorn',
'rrect',
}
FILL, LINE = 1, 0
local draw = {}
draw.__index = draw
function draw.new(w, h)
assert(w > 0 and h > 0, 'cr must be greater than 0')
local cr = setmetatable({}, draw)
cr._cr = love.graphics.newCanvas(w, h)
cr.w, cr.h = w, h
cr:newFont()
return cr
end
for _, v in pairs(comp) do
require('src.draw.'.. v)(draw)
end
draw:newFont()
return setmetatable({}, draw)

32
src/draw/color.lua
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@ -1,32 +0,0 @@
local f = (love.getVersion or
function() return love._version_major
end)() == 0 and 1 or 255
return function(draw)
function draw:color(r, g, b, a)
a = a or 255
love.graphics.setColor(r / f, g / f, b / f, a / f)
return self
end
function draw:colorT(t)
return self:color(t[1], t[2], t[3], t[4])
end
function draw:colorH(hex)
hex = (tostring(hex) or ''):lower()
local r, g, b, a = hex:match '#?(%x%x?)(%x%x?)(%x%x?)'
r = #r == 1 and r..r or r
g = #g == 1 and g..g or g
b = #b == 1 and b..b or b
if a then a = #a == 1 and a..a or a end
return self:color(
tonumber(r, 16), tonumber(g, 16),
tonumber(b, 16),
not a and 255 or tonumber(a, 16)
)
end
end

44
src/draw/figures.lua
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@ -1,44 +0,0 @@
local function gm(m)
return m == FILL and 'fill' or 'line'
end
return function(draw)
function draw:rect(m, x, y, w, h)
love.graphics.rectangle(gm(m), x, y, w, h)
return self
end
function draw:ellipse(m, x, y, rx, ry)
love.graphics.ellipse(gm(m), x, y, rx, ry)
if m == FILL then
self:ellipse(LINE, x, y, rx, ry)
end
return self
end
function draw:circle(m, x, y, r)
return self:ellipse(m, x, y, r, r)
end
function draw:triang(m, x, y, ox1, oy1, ox2, oy2)
if m == FILL then self:triang(LINE, x, y, ox1, oy1, ox2, oy2) end
love.graphics.polygon(gm(m), x, y, x + ox1, y + oy1, x + ox2, y + oy2)
return self
end
function draw:arc(m, cx, cy, r, sa, ea)
love.graphics.arc(gm(m), m == FILL and 'pie' or 'open',
cx, cy, r, sa, ea)
if m == FILL then self:arc(LINE, cx, cy, r, sa, ea) end
return self
end
function draw:text(t, x, y)
love.graphics.setFont(self.f)
love.graphics.print(t, x, y)
return self
end
end

16
src/draw/font.lua
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@ -1,16 +0,0 @@
return function(draw)
function draw:font(f)
if f then self.f = f end
return self
end
function draw:newFont(...)
return self:font(love.graphics.newFont(...))
end
function draw:getFText(t)
return self.f:getWidth(t), self.f:getHeight(t)
end
end

13
src/draw/line.lua
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@ -1,13 +0,0 @@
return function(draw)
function draw:lineWidth(w)
love.graphics.setLineWidth(w)
return self
end
function draw:line(x1, y1, x2, y2)
love.graphics.line(x1, y1, x2, y2)
return self
end
end

13
src/draw/picture.lua
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@ -1,13 +0,0 @@
return function(draw)
function draw:img(im, x, y, r, sx, sy)
love.graphics.draw(im, x, y, r, sx, sy)
return self
end
function draw:cr(cr, x, y, r, sx, sy)
if cr.fr then return end
return self:img(cr._cr, x, y, r, sx, sy)
end
end

33
src/draw/rcorn.lua
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@ -1,33 +0,0 @@
return function(draw)
function draw:rcorn(x, y, d, p)
p = p or 1
if p == 1 then self -- bot-right
:arc(LINE, x - d, y - d, d, 0, math.pi / 2)
:triang(FILL, x, y - d, 0, d, -d/2, d)
:triang(FILL, x - d, y, d / 1.5, -d / 4, d, 0)
elseif p == 2 then self -- bot-left
:arc(LINE, x + d, y - d, d, math.pi / 2, math.pi)
:triang(FILL, x, y - d, 0, d, d/2, d)
:triang(FILL, x, y, d / 1.5, -d / 4, d, 0)
elseif p == 3 then self -- top-right
:arc(LINE, x - d, y + d, d, math.pi * 1.5, math.pi * 2)
:triang(FILL, x, y, 0, d, -d/2, 0)
:triang(FILL, x - d, y, d / 1.5, d / 4, d, 0)
elseif p == 4 then self -- top-left
:arc(LINE, x + d, y + d, d, math.pi, math.pi * 1.5)
:triang(FILL, x, y, 0, d, d/2, 0)
:triang(FILL, x, y, d / 1.5, d / 4, d, 0)
end
return self
end
end

33
src/draw/rrect.lua
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@ -1,33 +0,0 @@
return function(draw)
function draw:rrect(m, x, y, w, h, r)
local rtl, rtr, rbl, rbr = r[1] or 8, r[2], r[3], r[4]
rtr = rtr or rtl
rbl = rbl or rtl
rbr = rbr or rbl
local ml, mr, Ml, Mr, Mt, Mb =
math.min(rtl, rbl), math.min(rtr, rbr),
math.max(rtl, rbl), math.max(rtr, rbr),
math.max(rtl, rtr), math.max(rbl, rbr)
if m == FILL then self
:rect(m, x + Ml, y + Mt, w - Ml - Mr, h - Mt - Mb)
:rect(m, x + rtl, y, w - rtl - rtr, Mt) -- top
:rect(m, x + rbl, y + h - Mb, w - rbl - rbr, Mb) -- bottom
:rect(m, x, y + rtl, Ml, h - rtl - rbl) -- left
:rect(m, x + w - Mr, y + rtr, Mr, h - rtr - rbr) -- right
end
self
:line(x + rtl, y, x + w - rtr, y)
:line(x, y + rtl, x, y + h - rbl)
:line(x + rbl, y + h, x + w - rbr, y + h)
:line(x + w, y + rtr, x + w, y + h - rbr)
:arc(m, x + rtl, y + rtl, rtl, math.pi, math.pi * 1.5)
:arc(m, x + w - rtr, y + rtr, rtr, math.pi * 1.5, math.pi * 2)
:arc(m, x + w - rbr, y + h - rbr, rbr, 0, math.pi / 2)
:arc(m, x + rbl, y + h - rbl, rbl, math.pi / 2, math.pi)
return self
end
end

36
src/draw/system.lua
View file

@ -1,36 +0,0 @@
return function(draw)
function draw:free(f)
if self.fr then return end
self.fr = true
--if self._cr then self._cr:release() end
if f then draw:freeFont() end
collectgarbage 'collect'
end
function draw:freeFont()
if self.f then self.f:release() end
end
function draw:give()
if self.fr then return end
self.pc = love.graphics.getCanvas()
if self.pc ~= self.cr then
love.graphics.push()
love.graphics.origin()
love.graphics.setCanvas(self._cr)
end
return self
end
function draw:back()
love.graphics.setCanvas(self.pc)
love.graphics.pop()
return self
end
function draw:full(full)
love.window.setFullscreen(full or false)
return self
end
end

18
src/draw/transform.lua
View file

@ -1,18 +0,0 @@
return function(draw)
function draw:orig()
love.graphics.origin()
return self
end
function draw:move(x, y)
love.graphics.translate(x, y)
return self
end
function draw:scale(sx, sy)
love.graphics.scale(sx, sy)
return self
end
end

16
src/fs.lua
View file

@ -2,17 +2,23 @@ return function()
local lfs = love.filesystem
function fsPath(path)
local v = path:gsub(':', '/')
return v
end
function fsLs(path)
return lfs.getDirectoryItems(path)
return lfs.getDirectoryItems(fsPath(path))
end
function fsHas(file)
if lfs.getInfo
then return not not lfs.getInfo(file) end
return lfs.exists(file)
then return not not lfs.getInfo(fsPath(file)) end
return lfs.exists(fsPath(file))
end
function fsInfo(file)
file = fsPath(file)
if lfs.getInfo
then return lfs.getInfo(file)
end
@ -28,4 +34,8 @@ function fsInfo(file)
return info
end
function fsRead(file)
return lfs.read(fsPath(file)), nil
end
end

28
src/gui.lua
View file

@ -1,28 +0,0 @@
local nlv = {}
for k, v in pairs(love) do
nlv[k] = v
end
local gui = {}
function gui.init()
love.draw = gui.draw
love.update = gui.update
love.keypressed = nil
love.keyreleased = nil
love.textedited = nil
love.textinput = nil
end
function gui.update(dt)
updM()
end
function gui.stop()
for k, v in pairs(nlv) do
love[k] = v
end
end
return gui

BIN
src/hack.ttf
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Binary file not shown.

BIN
src/hack.ttf.old Normal file
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Binary file not shown.

19
src/os.lua
View file

@ -7,15 +7,14 @@ love.keyboard.setKeyRepeat(true)
require 'src.mouse' (con)
require 'src.fs' ()
require 'src.async'
draw = require 'src.draw'
local w, h
local w, h, f
function love.resize(x, y)
w, h = math.max(32, x), math.max(32, y)
draw:newFont('src/hack.ttf', math.min(w, h) / 32)
local cw, ch = draw:getFText 'A'
f = love.graphics.setNewFont('src/hack.ttf', math.min(w, h) / 32)
local cw, ch = f:getWidth 'A', f:getHeight 'A'
collectgarbage 'collect'
con:emit('res', w, h, cw, ch)
con.resz(w, h, cw, ch)
end
love.resize(love.graphics.getDimensions())
love.window.setMode(w, h, {
@ -27,23 +26,25 @@ love.window.setMode(w, h, {
love.textinput = con.type
love.keypressed = con.keydown
local sf = (love.getVersion() or love._version_major)
== 0 and 1 or 255
function love.draw()
draw:color(100, 255, 0)
love.graphics.setColor(100 / sf, 255 / sf, 0)
con.forText(function(l, x, y)
local cw, ch = draw:getFText(l)
if not (
l == '\n'
or l == '\r'
or l == '\v'
or l == '\t'
)
then draw:text(l, x * con.cw + (con.cw - cw) / 2, y * con.ch + con.oy)
then love.graphics.print(l, x * con.cw, y * con.ch + con.oy)
end
end)
end
function loadapp(name, ...)
local succ, msg = pcall(require, 'sysapps.'.. name)
local succ, msg = pcall(require, 'A.'.. name)
if not succ then
con.println('ERROR: '.. msg)
print(msg)

51
src/term/events.lua
View file

@ -1,51 +0,0 @@
--[[ Events library
-- (c) Er2 2021 <er2@dismail.de>
-- Zlib License
--]]
local events = {}
events.__index = events
function events:_add(t, n, f)
table.insert(self._ev_, {
type = t,
name = n,
fn = f,
})
end
function events:on(n,f) self:_add('on', n,f) end
function events:once(n,f) self:_add('once', n,f) end
function events:off(f)
for k, v in pairs(self._ev_) do
if v.fn == f then
table.remove(self._ev_, k)
end
end
end
function events:_ev(t, i, name, ...)
local v = t[i]
if v.name == name then
v.fn(...)
if v.type == 'once' then table.remove(t, i) end
end
end
function events:emit(name, ...)
local t = self._ev_
for i = 1, #t do
local v = t[i] or {}
if type(v) == 'table'
and type(v.name) == 'string'
and type(v.type) == 'string'
and type(v.fn) == 'function'
then self:_ev(t, i, name, ...) end
end
end
return function(t)
t._ev_ = {}
return setmetatable(t, events)
end

52
src/term/get.lua
View file

@ -1,43 +1,31 @@
return function(con)
-- KostylLand
--- Special for (almost) terminal
--- (c) Er2 2022 <er2@dismail.de>
local function updK()
__run(true)
end
function con.getch(tout)
local t, ch = os.time(), nil
con.usebs = false
con:once('type', function(text)
ch = text:sub(1, 1)
end)
await(function() return
ch ~= nil
or (tout and os.time() - t >= tout)
end)
con.usebs = true
return ch
while ch == nil and ACTIVE do
updK()
ch = con.popbuf(false)
if tout and os.time() - t >= tout
then break end
end
return ch or ''
end
function con.getln()
local ln, du = '', true
local function _ln(text)
ln = ln .. text
local ln
while ln == nil and ACTIVE do
updK()
ln = con.popbuf(true)
end
local function _dwn(k)
if k == 'backspace' then
if #ln == 0 then con.usebs = false
else
con.usebs = true
ln = con.bs(ln)
end
end
end
con:on('type', _ln)
con:on('down', _dwn)
con:once('return', function()
con:off(_ln)
con:off(_dwn)
con.usebs = true
du = false
end)
await(function() return not du end)
return ln
return ln or ''
end
end

6
src/term/init.lua
View file

@ -2,15 +2,13 @@ utf8 = require 'utf8'
-- Model
local con = {
text = {''},
out = {''},
w = 0, h = 0,
cw = 0, ch = 0,
oy = 0, th = 0,
usebs = true,
}
local m = {
'events', -- REQUIRED!
'loop',
'resize', 'type', 'get',
}
@ -19,6 +17,4 @@ for _, v in pairs(m) do
require('src.term.'.. v)(con)
end
con:emit('init')
return con

6
src/term/loop.lua
View file

@ -2,7 +2,7 @@ return function(con)
function con.forLine(l, fn, oy)
local x, y = 0, 0
for j, l in utf8.codes(con.text[l]) do
for j, l in utf8.codes(con.out[l]) do
l = utf8.char(l)
if fn then fn(l, x, y + oy) end
if l == '\t' then x = x + 8 - (x % 8)
@ -10,15 +10,13 @@ function con.forLine(l, fn, oy)
elseif l == '\r' then x = 0
else x = x + 1
end
if x + 1 > con.w
then x, y = 0, y + 1 end
end
return y
end
function con.forText(fn)
local y = 0
for i = 1, #con.text do
for i = 1, #con.out do
y = y + 1 + con.forLine(i, fn, y)
end
return y

14
src/term/resize.lua
View file

@ -1,17 +1,19 @@
return function(con)
con:on('res', function(w, h, cw, ch)
con.cw, con.ch = cw or con.cw, ch or con.ch
function con.resz(w, h, cw, ch)
con.cw, con.ch =
cw or con.cw,
ch or con.ch
con.w, con.h =
math.floor(w / cw),
math.floor(h / ch)
con:emit('resT')
end)
con.reszT()
end
con:on('resT', function()
function con.reszT()
local y = con.forText()
con.th = y * con.ch
end)
end
function con.down()
con.oy = 0

94
src/term/type.lua
View file

@ -1,28 +1,59 @@
return function(con)
function con.curln(of)
return con.text[#con.text - (of or 0)]
end
local buf = {''}
function con.setln(v, of)
con.text[#con.text - (of or 0)] = tostring(v)
return v
end
function con.bs(oth)
if not con.usebs then return end
local s = oth or con.curln()
local off = utf8.offset(s, -1)
if off then
s = s:sub(1, off - 1)
function con.keydown(k)
if k == 'backspace' then
if #buf[#buf] > 0 then con.bs() end
elseif k == 'return' then
con.type '\n'
table.insert(buf, '')
end
if not oth then con.setln(s) end
return s
end
function con.popbuf(line)
local v = buf[#buf-1] or ''
if line then
if v:sub(-1) == '\n' then
buf[#buf-1] = ''
return v:sub(1, -2)
end
else
buf[#buf] = bs(buf[#buf])
v = v:sub(1,1)
end
return nil
end
function con.type(text)
buf[#buf] = buf[#buf].. text
con.print(text)
end
local function bs(v)
local off = utf8.offset(v, -1)
if off then v = v:sub(1, off - 1) end
return v, off ~= nil
end
function con.bs()
buf[#buf] = bs(buf[#buf])
con.out[#con.out] = bs(con.out[#con.out])
end
function con.cls()
buf = {''}
con.text = {''}
con.oy = 0
con.reszT()
end
function con.ret()
table.insert(con.out, '')
end
local function conc(a, b)
return tostring(a)..tostring(b)
end
function con.print(text)
@ -30,38 +61,15 @@ function con.print(text)
v = utf8.char(v)
if v == '\n' then con.ret()
elseif v == '\b' then con.bs()
-- \r\t\v is in loop
else con.puts(v)
-- \r\t\v is in loop.lua
else con.out[#con.out] = conc(con.out[#con.out],v)
end
end
end
function con.puts(text)
con.setln(con.curln().. text)
con:emit('resT')
con.reszT()
end
function con.println(text)
con.print(tostring(text).. '\n')
end
function con.ret()
table.insert(con.text, '')
end
function con.type(text)
con.puts(text)
con:emit('type', text)
end
function con.keydown(k)
con:emit('down', k)
if k == 'backspace' then con.bs()
elseif k == 'return' then
con.ret()
con.down()
con:emit('return')
end
con.print(conc(text,'\n'))
end
end

54
src/win.lua
View file

@ -1,54 +0,0 @@
local gui = require 'src.gui'
local wins = {
{x = 64, y = 64, w = 64, h = 64},
}
local bw, th = 8, 16
function gui.draw()
draw:color(0, 100, 150)
:rect(FILL, 0, 0, gui.w, gui.h)
:color(255, 255, 255)
:text('This is a demo of GUI in ErDOS', gui.w / 4, gui.h / 2)
for i = #wins, 1, -1 do
local v = wins[i]
draw
:color(100, 100, 100)
:rrect(FILL,
v.x - bw, v.y - bw - th,
v.w + bw * 2, v.h + bw * 2 + th,
{bw}
)
:color(255, 255, 255)
:rect(FILL, v.x, v.y, v.w, v.h)
end
end
function AABB(x1, y1, w1, h1, x2, y2, w2, h2)
return
x1 + w1 > x2
and x2 + w2 > x1
and y1 + h1 > y2
and y2 + h2 > y1
end
function gui.update(dt)
updM()
for i = 1, #wins do
local v = wins[i]
if AABB(m.x, m.y, 0, 0,
v.x - bw, v.y - bw - th,
v.w + bw * 2, v.h + bw * 2 + th
) then
gui.stop()
end
end
end
return function(w, h)
gui.init()
gui.w, gui.h =
w or gui.w or 0,
h or gui.h or 0
end

35
sysapps/choise.lua
View file

@ -1,35 +0,0 @@
return function(argv, con)
-- /Ckeys /S text
local ch = {'Y', 'N'}
local cs = false
local i = 2
while argv[i] do
local v = argv[i]:upper()
if v:sub(1,1) == '/'
then table.remove(argv, i)
else i = i + 1
end
if v:sub(1, 2) == '/C'
and #v > 2 then
ch = {}
for l in v:sub(3):gmatch '.' do table.insert(ch, l) end
elseif v == '/S' then cs = true
end
end
con.print(table.concat(argv, ' ', 2))
con.print(' ['.. table.concat(ch, ',') ..'] ')
con.print('('.. ch[1] ..') ')
local chr = con.getch(10)
if not chr then chr = ch[1] end
local ret = 0
for k, v in pairs(ch) do
if v == chr
or (not cs and v:upper() == chr:upper())
then ret = k end
end
con.print '\n'
return ret
end

3
sysapps/cls.lua
View file

@ -1,3 +0,0 @@
return function(argv, con)
con.cls()
end

31
sysapps/dir.lua
View file

@ -1,31 +0,0 @@
return function(argv, con)
local dir = argv[2] or ''
con.print(' Listing of '..dir ..'\n\n')
local d = fsLs(dir)
local dirs, files, tb = 0, 0, 0
for _, v in pairs(d) do
local i = fsInfo(dir..'/'..v)
con.print(os.date('%m/%d/%Y %I:%M %p ', i.modtime))
if i.type == 'directory' then con.print '<DIR>'
elseif i.type == 'symlink' then con.print '<SYM>'
elseif i.type == 'other' then con.print '<OTH>'
else con.print ' ' end
if i.type == 'directory' then
dirs = dirs + 1
con.print ' '
else
files = files + 1
tb = tb + i.size
con.print ' '
local s = tostring(i.size)
con.print((' '):rep(7 - #s))
con.print(s)
con.print ' '
end
con.println(v)
end
con.println(('%d File(s)\n%d Dir(s)\n%d Bytes total')
:format(files, dirs, tb))
con.print '\n'
end

3
sysapps/echo.lua
View file

@ -1,3 +0,0 @@
return function(argv, con)
con.println(table.concat(argv, ' ', 2))
end

65
sysapps/ersh.lua
View file

@ -1,65 +0,0 @@
return function(argv, con)
if argv[2] == '-v'
then
con.println 'Er2Shell 0.5'
return
end
local sh = require 'src.baseshell' (con)
function sh:prompt()
return ('%d > '):format(self.env.code)
end
function sh:run(ln)
local argv = self:parseArgs(ln)
if not argv[1] then -- nothing
elseif argv[1] == 'exit' then
self.runs = false
elseif argv[1] == 'which' then
local fnd, snd = self:which(argv[2])
if not fnd then self.env.code = 1
else self.env.code = 0
return fnd..snd
end
elseif argv[1] == 'env' then
local ls = ''
for k, v in pairs(self.env) do
k, v = tostring(k), tostring(v)
ls=ls.. ('$%s=%s\n')
:format(k, v:match '%s' and '"'..v..'"' or v)
end
self.env.code = 0
return ls:sub(1, -2)
else
local fnd, snd = self:which(argv[1])
if not fnd then
self.env.code = 127
return argv[1].. ': command not found'
else self.env.code = 0
local succ, msg = pcall(select(2, pcall(loadfile, fnd..snd)))
if not succ then
print(msg)
self.env.code = 126
return argv[1].. ': file error'
else
local succ, msg = pcall(msg, argv, con, self.env)
if not succ then
self.env.code = self.env.code ~= 0 and self.env.code or 1
return argv[1].. ': '.. tostring(msg)
else self.env.code = tonumber(msg) or 0
end
end
end
end
end
sh:loop()
end

7
sysapps/run.lua
View file

@ -1,7 +0,0 @@
return function(argv, con)
local pr = print
print = con.println
local suc, ret = pcall(load(table.concat(argv, ' ', 2)))
print(ret)
print = pr
end

5
sysapps/ver.lua
View file

@ -1,5 +0,0 @@
return function(argv, con)
con.println('ErDOS version '.. VER)
con.println('Runs on\vLove2D '.. table.concat({love.getVersion()}, '.', 1, 3))
con.println('(c) Er2 2022\tZlib License\n')
end

3
sysapps/win.lua
View file

@ -1,3 +0,0 @@
return function(argv, con)
require 'src.win' (con.w * con.cw, con.h * con.ch)
end