@@ -1,19 +0,0 @@ | |||
local ts = {} | |||
for a,_ in component.list("screen") do | |||
ts[#ts+1] = a | |||
end | |||
local ttyn = 0 | |||
for a,_ in component.list("gpu") do | |||
local r,w = vtemu(a,table.remove(ts,1)) | |||
iofs.register("tty"..tostring(ttyn),function() return r,w,function() w("\27[2J\27[H") end end) | |||
local f = io.open("/iofs/tty"..tostring(ttyn),"rw") | |||
fd[f.fd].t = "t" | |||
ttyn = ttyn + 1 | |||
end | |||
do | |||
iofs.register("syslog",function() return function() return "" end, function(msg) syslog(msg,nil,tTasks[cPid].n) end, function() return true end end) | |||
end | |||
if #fd < 1 then | |||
io.open("/iofs/syslog","rw") | |||
end |
@@ -1,51 +0,0 @@ | |||
do | |||
local tG,ttyn = {}, 0 | |||
local function checkUnused(addr) -- returns false if a screen *addr* is already allocated to a GPU | |||
for k,v in pairs(tG) do | |||
if v == addr then | |||
return false | |||
end | |||
end | |||
return true | |||
end | |||
local function findNextDisplay() -- finds the next available screen, or nil if there are no available screens | |||
for a,_ in component.list("screen") do | |||
if checkUnused(a) then | |||
return a | |||
end | |||
end | |||
return nil | |||
end | |||
for file in ipairs(fs.list("/boot/cfg/disp/") or {}) do -- allows files in /boot/cfg/disp with filenames as GPU addresses to bind to specific screens | |||
if component.proxy(file) then | |||
local f = io.open("/boot/cfg/disp/"..file) | |||
if f then | |||
local sA = file:read() | |||
if checkUnused(sA) then | |||
tG[file] = sA | |||
end | |||
f:close() | |||
end | |||
end | |||
end | |||
for a,_ in component.list("gpu") do -- allocate a screen to every unused GPU | |||
tG[a] = findNextDisplay() | |||
end | |||
for gpu,screen in pairs(tG) do | |||
local r,w = vtemu(gpu,screen) | |||
iofs.register("tty"..tostring(ttyn),function() return r,w,function() w("\27[2J\27[H") end end) | |||
local f = io.open("/iofs/tty"..tostring(ttyn),"rw") | |||
fd[f.fd].t = "t" | |||
ttyn = ttyn + 1 | |||
end | |||
do | |||
iofs.register("syslog",function() return function() return "" end, function(msg) syslog(msg,nil,tTasks[cPid].n) end, function() return true end end) | |||
end | |||
if #fd < 1 then | |||
io.open("/iofs/syslog","rw") | |||
end | |||
end |
@@ -1,3 +1,7 @@ | |||
--#include "module/sched.lua" | |||
--#include "module/buffer.lua" | |||
--#include "module/fs.lua" | |||
--#include "module/loadfile.lua" | |||
os.spawn(function() print(pcall(function() | |||
print(_OSVERSION,tostring(math.floor(computer.totalMemory()/1024)).."K memory") | |||
os.setenv("PWD","/boot") | |||
@@ -1,65 +0,0 @@ | |||
do | |||
_G.fd,_G.io = {},{} | |||
function io.write(d) -- writes *d* to stdout | |||
fd[os.getenv("t") or 1].write(d) | |||
end | |||
function io.read(d,b) -- reads *d* from stdin, until something is returned, or b is true | |||
local r = "" | |||
repeat | |||
r=fd[os.getenv("t") or 1].read(d) | |||
coroutine.yield() | |||
until r or b | |||
return r | |||
end | |||
function print(...) -- outputs its arguments to stdout, separated by newlines | |||
for k,v in pairs({...}) do | |||
io.write(tostring(v).."\n") | |||
end | |||
end | |||
local function fdw(f,d) | |||
fd[f.fd].write(d) | |||
end | |||
local function fdr(f,d) | |||
return fd[f.fd].read(d) | |||
end | |||
local function fdc(f) | |||
fd[f.fd].close() | |||
fd[f.fd] = nil | |||
end | |||
function io.newfd() -- creates a new file descriptor and returns it plus its ID | |||
local nfd=#fd+1 | |||
fd[nfd] = {} | |||
return nfd,fd[nfd] | |||
end | |||
local function fdfile(f,m) -- create a fd from a file | |||
local e,fobj = pcall(fs.open,f,m) | |||
if e and fobj then | |||
local fdi, fdo =io.newfd() | |||
if fobj.read then | |||
function fdo.read(d) | |||
return fobj:read(d) | |||
end | |||
end | |||
if fobj.write then | |||
function fdo.write(d) | |||
return fobj:write(d) | |||
end | |||
end | |||
function fdo.close() | |||
fobj:close() | |||
end | |||
return fdi | |||
end | |||
return false | |||
end | |||
function io.open(f,m) -- opens file or file descriptor *f* with mode *m* | |||
if type(f) == "string" then | |||
f = fdfile(f,m) | |||
end | |||
if fd[f] then | |||
local t = {["close"]=fdc,["read"]=fdr,["write"]=fdw,["fd"]=f,["mode"]=m} | |||
return t | |||
end | |||
return false | |||
end | |||
end |
@@ -1,64 +0,0 @@ | |||
iofs = {} | |||
iofs.files = {} | |||
iofs.fds = {} | |||
iofs.nextfd = 0 | |||
iofs.component = {} | |||
local function rfalse() | |||
return false | |||
end | |||
function iofs.component.getLabel() | |||
return "iofs" | |||
end | |||
iofs.component.spaceUsed, iofs.component.spaceTotal, iofs.component.isReadOnly, iofs.component.isDirectory,iofs.component.size, iofs.component.setLabel = function() return computer.totalMemory()-computer.freeMemory() end, computer.totalMemory, rfalse, rfalse, rfalse, rfalse | |||
function iofs.component.exists(fname) | |||
return iofs.files[fname] ~= nil | |||
end | |||
function iofs.component.list() | |||
local t = {} | |||
for k,v in pairs(iofs.files) do | |||
t[#t+1] = k | |||
end | |||
return t | |||
end | |||
function iofs.component.open(fname, mode) | |||
fname=fname:gsub("/","") | |||
if iofs.files[fname] then | |||
local r,w,c,s = iofs.files[fname](mode) | |||
iofs.fds[iofs.nextfd] = {["read"]=r or rfalse,["write"]=w or rfalse,["seek"]=s or rfalse,["close"]=c or rfalse} | |||
iofs.nextfd = iofs.nextfd + 1 | |||
return iofs.nextfd - 1 | |||
end | |||
return false | |||
end | |||
function iofs.component.read(fd,count) | |||
if iofs.fds[fd] then | |||
return iofs.fds[fd].read(count) | |||
end | |||
end | |||
function iofs.component.write(fd,data) | |||
if iofs.fds[fd] then | |||
return iofs.fds[fd].write(data) | |||
end | |||
end | |||
function iofs.component.close(fd) | |||
if iofs.fds[fd] then | |||
iofs.fds[fd].close() | |||
end | |||
iofs.fds[fd] = nil | |||
end | |||
function iofs.component.seek(fd,...) | |||
if iofs.fds[fd] then | |||
return iofs.fds[fd].seek(...) | |||
end | |||
end | |||
function iofs.register(fname,fopen) -- Register a new iofs 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. | |||
iofs.files[fname] = fopen | |||
end | |||
fs.mounts.iofs = iofs.component |
@@ -7,7 +7,7 @@ end | |||
function runfile(p,...) -- runs file *p* with arbitrary arguments in the current thread | |||
return loadfile(p)(...) | |||
end | |||
function spawnfile(p,n) -- spawns a new process from file *p* with name *n* | |||
function os.spawnfile(p,n) -- spawns a new process from file *p* with name *n* | |||
return os.spawn(function() print(pcall(loadfile(p))) end,n) | |||
end | |||
function require(f) -- searches for a library with name *f* and returns what the library returns, if possible | |||
@@ -1,16 +0,0 @@ | |||
os.spawn(function() | |||
print(_OSVERSION,tostring(computer.totalMemory()/1024).."K memory") | |||
for k,v in pairs(fd) do | |||
if v.t == "t" then | |||
os.setenv("t") = k | |||
print("Spawning Lua prompt for "..tostring(k)) | |||
os.setenv("PWD","/boot") | |||
os.spawn(function() print(pcall(function() while true do | |||
io.write(_VERSION.."> ") | |||
tResult = {pcall(load(io.read()))} | |||
for k,v in pairs(tResult) do | |||
print(v) | |||
end | |||
end end)) end,"lua prompt") | |||
end | |||
end end,"init") |
@@ -1,45 +0,0 @@ | |||
function vtemu(gpua,scra) | |||
local gpu,scr = component.proxy(gpua),component.proxy(scra) | |||
gpu.bind(scra) | |||
local write = vt100emu(gpu) | |||
local kba = {} | |||
for k,v in ipairs(scr.getKeyboards()) do | |||
kba[v]=true | |||
end | |||
local buf = "" | |||
os.spawn(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,"keyboard daemon for "..gpua:sub(1,8)..":"..scra:sub(1,8)) | |||
local function read(n) | |||
n = n or "\n" | |||
local rdata = "" | |||
if type(n) == "number" then | |||
rdata = buf:sub(1,n) | |||
return rdata | |||
else | |||
if n == "*a" then | |||
rdata = buf | |||
buf = "" | |||
return rdata | |||
end | |||
local pr,po = buf:match("(.-)"..n.."(.*)") | |||
buf = po or buf | |||
return pr | |||
end | |||
end | |||
return read,write | |||
end |