forked from izaya/OC-PsychOS2
cursed
This commit is contained in:
parent
824c443629
commit
aaccc053d3
8
exec/init.lua
Normal file
8
exec/init.lua
Normal file
@ -0,0 +1,8 @@
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xpcall(function()
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io.input("/dev/tty0")
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io.output("/dev/tty0")
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os.setenv("PWD","/boot")
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io.write("PsychOS v2.0a1 - ")
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print(tostring(math.floor(computer.totalMemory()/1024)).."K RAM")
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os.spawnfile("/boot/exec/shell.lua")
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end,function(e) dprint(e) end,"init test")
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@ -1,4 +1,5 @@
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print("PID# VTY# Name")
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for k,v in pairs(tTasks) do
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print(string.format("%4d %4d %s",k,v.e.t or 0,v.n))
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print("PID# Parent Name")
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for k,v in pairs(os.tasks()) do
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local t = os.taskInfo(v)
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print(string.format("%4d %4d %s",k,v.parent,v.name))
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end
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171
module/buffer.lua
Normal file
171
module/buffer.lua
Normal file
@ -0,0 +1,171 @@
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local buffer = {}
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local metatable = {
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__index = buffer,
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__metatable = "file",
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__close = buffer.close
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}
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function buffer.new(mode, stream)
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local result = {
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closed = false,
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tty = false,
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mode = {},
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stream = stream,
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bufferRead = "",
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bufferWrite = "",
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bufferSize = math.max(512, math.min(8 * 1024, computer.freeMemory() / 8)),
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bufferMode = "full",
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readTimeout = math.huge,
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}
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mode = mode or "r"
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for i = 1, mode:len() do
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result.mode[mode:sub(i, i)] = true
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end
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-- when stream closes, result should close first
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-- when result closes, stream should close after
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-- when stream closes, it is removed from the proc
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stream.close = setmetatable({close = stream.close,parent = result},{__call = buffer.close})
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return setmetatable(result, metatable)
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end
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function buffer:close()
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-- self is either the buffer, or the stream.close callable
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local meta = getmetatable(self)
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if meta == metatable.__metatable then
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return self.stream:close()
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end
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local parent = self.parent
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if parent.mode.w or parent.mode.a then
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parent:flush()
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end
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parent.closed = true
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return self.close(parent.stream)
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end
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function buffer:flush()
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if #self.bufferWrite > 0 then
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local tmp = self.bufferWrite
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self.bufferWrite = ""
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local result, reason = self.stream:write(tmp)
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if not result then
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return nil, reason or "bad file descriptor"
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end
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end
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return self
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end
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function buffer:lines(...)
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local args = table.pack(...)
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return function()
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local result = table.pack(self:read(table.unpack(args, 1, args.n)))
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if not result[1] and result[2] then
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error(result[2])
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end
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return table.unpack(result, 1, result.n)
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end
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end
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local function readChunk(self)
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if computer.uptime() > self.timeout then
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error("timeout")
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end
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local result, reason = self.stream:read(math.max(1,self.bufferSize))
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if result then
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self.bufferRead = self.bufferRead .. result
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return self
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else -- error or eof
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return result, reason
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end
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end
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function buffer:readLine(chop, timeout)
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self.timeout = timeout or (computer.uptime() + self.readTimeout)
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local start = 1
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while true do
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local buf = self.bufferRead
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local i = buf:find("[\r\n]", start)
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local c = i and buf:sub(i,i)
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local is_cr = c == "\r"
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if i and (not is_cr or i < #buf) then
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local n = buf:sub(i+1,i+1)
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if is_cr and n == "\n" then
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c = c .. n
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end
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local result = buf:sub(1, i - 1) .. (chop and "" or c)
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self.bufferRead = buf:sub(i + #c)
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return result
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else
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start = #self.bufferRead - (is_cr and 1 or 0)
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local result, reason = readChunk(self)
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if not result then
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if reason then
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return result, reason
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else -- eof
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result = #self.bufferRead > 0 and self.bufferRead or nil
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self.bufferRead = ""
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return result
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end
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end
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end
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coroutine.yield()
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end
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end
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function buffer:read(...)
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if not self.mode.r then
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return nil, "read mode was not enabled for this stream"
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end
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if self.mode.w or self.mode.a then
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self:flush()
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end
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if select("#", ...) == 0 then
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return self:readLine(true)
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end
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return self:formatted_read(readChunk, ...)
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end
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function buffer:setvbuf(mode, size)
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mode = mode or self.bufferMode
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size = size or self.bufferSize
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assert(mode == "no" or mode == "full" or mode == "line",
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"bad argument #1 (no, full or line expected, got " .. tostring(mode) .. ")")
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assert(mode == "no" or type(size) == "number",
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"bad argument #2 (number expected, got " .. type(size) .. ")")
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self.bufferMode = mode
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self.bufferSize = size
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return self.bufferMode, self.bufferSize
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end
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function buffer:write(...)
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if self.closed then
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return nil, "bad file descriptor"
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end
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if not self.mode.w and not self.mode.a then
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return nil, "write mode was not enabled for this stream"
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end
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local args = table.pack(...)
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for i = 1, args.n do
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if type(args[i]) == "number" then
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args[i] = tostring(args[i])
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end
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checkArg(i, args[i], "string")
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end
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for i = 1, args.n do
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local arg = args[i]
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local result, reason
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result, reason = self.stream:write(arg)
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if not result then
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return nil, reason
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end
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end
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return self
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end
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68
module/devfs.lua
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68
module/devfs.lua
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@ -0,0 +1,68 @@
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devfs = {}
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devfs.files = {}
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devfs.fds = {}
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devfs.nextfd = 0
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devfs.component = {}
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local function rfalse()
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return false
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end
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function devfs.component.getLabel()
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return "devfs"
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end
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devfs.component.spaceUsed, devfs.component.spaceTotal, devfs.component.isReadOnly, devfs.component.isDirectory,devfs.component.size, devfs.component.setLabel = function() return computer.totalMemory()-computer.freeMemory() end, computer.totalMemory, rfalse, rfalse, rfalse, rfalse
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function devfs.component.exists(fname)
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return devfs.files[fname] ~= nil
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end
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function devfs.component.list()
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local t = {}
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for k,v in pairs(devfs.files) do
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t[#t+1] = k
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end
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return t
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end
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function devfs.component.open(fname, mode)
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fname=fname:gsub("/","")
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if devfs.files[fname] then
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local r,w,c,s = devfs.files[fname](mode)
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devfs.fds[devfs.nextfd] = {["read"]=r or rfalse,["write"]=w or rfalse,["seek"]=s or rfalse,["close"]=c or rfalse}
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devfs.nextfd = devfs.nextfd + 1
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return devfs.nextfd - 1
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end
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return false
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end
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function devfs.component.read(fd,count)
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if devfs.fds[fd] then
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return devfs.fds[fd].read(count)
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end
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end
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function devfs.component.write(fd,data)
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if devfs.fds[fd] then
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return devfs.fds[fd].write(data)
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end
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end
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function devfs.component.close(fd)
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if devfs.fds[fd] then
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devfs.fds[fd].close()
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end
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devfs.fds[fd] = nil
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end
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function devfs.component.seek(fd,...)
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if devfs.fds[fd] then
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return devfs.fds[fd].seek(...)
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end
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end
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function devfs.component.remove(fname)
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end
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function devfs.register(fname,fopen) -- Register a new devfs node with the name *fname* that will run the function *fopen* when opened. This function should return a function for read, a function for write, function for close, and optionally, a function for seek, in that order.
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devfs.files[fname] = fopen
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end
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fs.mounts.dev = devfs.component
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--#include "module/devfs/null.lua"
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8
module/devfs/cons.lua
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8
module/devfs/cons.lua
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@ -0,0 +1,8 @@
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devfs.register("cons",function()
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return function()
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end,
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function()
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end,
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function()
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end
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end)
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3
module/devfs/null.lua
Normal file
3
module/devfs/null.lua
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@ -0,0 +1,3 @@
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devfs.register("null",function()
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return function() end, function() end, function() end
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end)
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2
module/devfs/syslog.lua
Normal file
2
module/devfs/syslog.lua
Normal file
@ -0,0 +1,2 @@
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devfs.register("syslog",function()
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return function() end, syslog, function() end end)
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@ -1,24 +1,12 @@
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--#include "module/syslog.lua"
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--#include "module/sched.lua"
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--#include "module/buffer.lua"
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--#include "module/fs.lua"
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--#include "module/io.lua"
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--#include "module/devfs.lua"
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--#include "module/devfs/syslog.lua"
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--#include "module/loadfile.lua"
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os.spawn(function() print(pcall(function()
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print(_OSVERSION,tostring(math.floor(computer.totalMemory()/1024)).."K memory")
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os.setenv("PWD","/boot")
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local f = fs.open("/boot/init.txt","rb")
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if f then
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local fc = f:read("*a")
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f:close()
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for line in fc:gmatch("[^\n]+") do
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print("Starting service "..line)
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spawnfile("/boot/service/"..line,line)
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end
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end
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for k,v in pairs(fd) do
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if v.t == "t" then
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os.setenv("t",k)
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print("Spawning a shell for terminal #"..tostring(k))
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spawnfile("/boot/exec/shell.lua","shell [local:"..tostring(k).."]")
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end
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end
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end)) end,"init")
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--#include "module/term.lua"
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os.spawnfile("/boot/exec/init.lua","init")
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os.sched()
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@ -8,7 +8,7 @@ function runfile(p,...) -- runs file *p* with arbitrary arguments in the current
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return loadfile(p)(...)
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end
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function os.spawnfile(p,n) -- spawns a new process from file *p* with name *n*
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return os.spawn(function() print(pcall(loadfile(p))) end,n)
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return os.spawn(function() xpcall(loadfile(p),function(e) dprint(e.."\n"..debug.traceback) end) end,n)
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end
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function require(f) -- searches for a library with name *f* and returns what the library returns, if possible
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local lib = os.getenv("LIB") or "/boot/lib"
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82
module/oldio.lua
Normal file
82
module/oldio.lua
Normal file
@ -0,0 +1,82 @@
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do
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io = {}
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function io.type(fh)
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if type(fh) ~= "table" then return nil end
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if fh.state == "open" then
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return "file"
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elseif fh.state == "closed" then
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return "closed file"
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end
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return nil
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end
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function io.read(buf, n)
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n = n or buf
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buf = buf or io.input()
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print("bread",type(buf),n)
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if not buf.aread then return nil end
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if not buf.abmode then
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buffer.write(buf,buf.fh:read(buf.m - buf.b:len()))
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end
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local rv = buffer.read(buf,n)
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buffer.write(buf,buf.fh:read(buf.m - buf.b:len()))
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return rv
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end
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function io.write(buf, d)
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d = d or buf
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buf = buf or io.output()
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print("bwrite",type(buf),d)
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if not buf.awrite then return nil end
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if buf.b:len() + d:len() > buf.m then
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buf.fh:write(buffer.read(buf,buf.m))
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end
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local rv = buffer.write(buf,d)
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if not buf.abmode then
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buf.fh:write(buffer.read(buf,buf.m))
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end
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return rv
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end
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function io.close(fh)
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fh.fh.close()
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fh.state = "closed"
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end
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function io.flush()
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end
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function io.open(fname,mode)
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mode=mode or "r"
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local buf = buffer.new()
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buf.fh, er = fs.open(fname,mode)
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if not buf.fh then
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error(er)
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end
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buf.state = "open"
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buf.aread = mode:match("r")
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buf.awrite = mode:match("w") or mode:match("a")
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setmetatable(buf,{__index=io})
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return buf
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end
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function print(...)
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for k,v in ipairs({...}) do
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io.write(string.format("%s\n",tostring(v)))
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end
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end
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io.stdin = io.open("/dev/null")
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io.stdout = io.open("/dev/null","w")
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function io.input(fname)
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if not fname then return os.getenv("STDIN") or io.stdin end
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os.setenv("STDIN",io.open(fname))
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end
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function io.output(fname)
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if not fname then return os.getenv("STDOUT") or io.stdout end
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os.setenv("STDOUT",io.open(fname,"w"))
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end
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end
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@ -1,7 +1,13 @@
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do
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tTasks,nPid,nTimeout,cPid = {},1,0,0 -- table of tasks, next process ID, event timeout, current PID
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local tTasks,nPid,nTimeout,cPid = {},1,0,0 -- table of tasks, next process ID, event timeout, current PID
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function os.spawn(f,n) -- creates a process from function *f* with name *n*
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tTasks[nPid] = {["c"]=coroutine.create(f),["n"]=n,["p"]=nPid,e={}}
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tTasks[nPid] = {
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c=coroutine.create(f), -- actual coroutine
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n=n, -- process name
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p=nPid, -- process PID
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P=cPid, -- parent PID
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e={} -- environment variables
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}
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if tTasks[cPid] then
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for k,v in pairs(tTasks[cPid].e) do
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tTasks[nPid].e[k] = tTasks[nPid].e[k] or v
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@ -13,7 +19,21 @@ end
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function os.kill(pid) -- removes process *pid* from the task list
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tTasks[pid] = nil
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end
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function sched() -- the actual scheduler function
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function os.pid()
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return cPid
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end
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function os.tasks()
|
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local rt = {}
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for k,v in pairs(tTasks) do
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rt[#rt+1] = k
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end
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return rt
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end
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function os.taskInfo(pid)
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return {name=tTasks[pid].n,parent=tTasks[pid].P}
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end
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function os.sched() -- the actual scheduler function
|
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os.sched = nil
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while #tTasks > 0 do
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local tEv = {computer.pullSignal(nTimeout)}
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for k,v in pairs(tTasks) do
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|
@ -1,3 +1,5 @@
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dprint=dprint or function() end
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syslog = {}
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syslog.emergency = 0
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syslog.alert = 1
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@ -9,6 +11,7 @@ syslog.info = 6
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syslog.debug = 7
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setmetatable(syslog,{__call = function(_,msg, level, service)
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level, service = level or syslog.info, service or process.info().path
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level, service = level or syslog.info, service or os.taskInfo(os.pid()).name or "unknown"
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dprint(string.format("syslog: [%s:%d/%d] %s",service,os.pid(),level,msg))
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computer.pushSignal("syslog",msg, level, service)
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end})
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|
5
module/term.lua
Normal file
5
module/term.lua
Normal file
@ -0,0 +1,5 @@
|
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--#include "module/vt-task.lua"
|
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do
|
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local r,w = vtemu(component.list("gpu")(),component.list("screen")())
|
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devfs.register("tty0", function() return r,w,function() end end)
|
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end
|
37
module/vt-task.lua
Normal file
37
module/vt-task.lua
Normal file
@ -0,0 +1,37 @@
|
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do
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--#include "module/vt100.lua"
|
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function vtemu(gpua,scra)
|
||||
local gpu = component.proxy(gpua)
|
||||
gpu.bind(scra)
|
||||
local write = vt100emu(gpu)
|
||||
local kba = {}
|
||||
for k,v in ipairs(component.invoke(scra,"getKeyboards")) do
|
||||
kba[v]=true
|
||||
end
|
||||
local buf = ""
|
||||
os.spawn(function() dprint(pcall(function()
|
||||
while true do
|
||||
local ty,ka,ch = coroutine.yield()
|
||||
if ty == "key_down" and kba[ka] then
|
||||
if ch == 13 then ch = 10 end
|
||||
if ch == 8 then
|
||||
if buf:len() > 0 then
|
||||
write("\8 \8")
|
||||
buf = buf:sub(1,-2)
|
||||
end
|
||||
elseif ch > 0 then
|
||||
write(string.char(ch))
|
||||
buf=buf..string.char(ch)
|
||||
end
|
||||
end
|
||||
end
|
||||
end)) end,string.format("ttyd[%s:%s]",gpua:sub(1,8),scra:sub(1,8)))
|
||||
local function bread()
|
||||
local n = buf:find("\n")
|
||||
if not n then return nil end
|
||||
r, buf = buf:sub(1,n), buf:sub(n+1)
|
||||
return r
|
||||
end
|
||||
return bread, write, function() io.write("\27[2J\27[H") end
|
||||
end
|
||||
end
|
@ -58,9 +58,9 @@ function vt100emu(gpu) -- takes GPU component proxy *gpu* and returns a function
|
||||
cx, cy = sx, sy
|
||||
mode = "n"
|
||||
elseif cc == "H" then -- cursor home or to
|
||||
local tx, ty = cs:match("(.);(.)")
|
||||
tx, ty = tx or "\1", ty or "\1"
|
||||
cx, cy = string.byte(tx), string.byte(ty)
|
||||
local tx, ty = cs:match("(.-);(.-)")
|
||||
tx, ty = tx or "1", ty or "1"
|
||||
cx, cy = tonumber(tx), tonumber(ty)
|
||||
mode = "n"
|
||||
elseif cc == "A" then -- cursor up
|
||||
cy = cy - string.byte(n)
|
||||
|
Loading…
Reference in New Issue
Block a user