WahPlus
cbf25999f0
COMING IN THE FULL RELEASE: - A user system - A functional IPC (Inter-Process Communication) system THINGS CAN AND WILL CHANGE FROM NOW UNTIL THE FINAL RELEASE.
73 lines
1.9 KiB
Lua
73 lines
1.9 KiB
Lua
local gpu = component.proxy(component.list("gpu")())
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local resX, resY = gpu.getResolution()
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-- Architecture check
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local foundArchitecture = false
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for _, arch in pairs(computer.getArchitectures()) do
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if arch == "Lua 5.3" then
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foundArchitecture = true
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break
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end
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end
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if foundArchitecture then
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computer.setArchitecture("Lua 5.3")
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else
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gpu.set(1, 1, "Required architecture (Lua 5.3) is not supported.")
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gpu.set(1, 2, "Halting.")
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while true do
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computer.pullSignal()
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end
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end
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local function loadfile(file)
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checkArg(1, file, "string")
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local handle = component.invoke(computer.getBootAddress(), "open", file, "r")
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local data = ""
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repeat
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local tmpdata = component.invoke(computer.getBootAddress(), "read", handle, math.huge or math.maxinteger)
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data = data .. (tmpdata or "")
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until not tmpdata
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component.invoke(computer.getBootAddress(), "close", handle)
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return assert(load(data, "=" .. file))
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end
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local function handleError(errorMessage)
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return(errorMessage.."\n \n"..debug.traceback())
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end
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function loadBoot()
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loadfile("/halyde/kernel/boot.lua")(loadfile)
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end
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gpu.setBackground(0x000000)
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gpu.fill(1, 1, resX, resY, " ")
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-- Copying low-level functions in case of post-preload failure
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local pullSignal = computer.pullSignal
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local shutdown = computer.shutdown
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local result, reason = xpcall(loadBoot, handleError)
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if not result then
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gpu.setBackground(0x000000)
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gpu.fill(1, 1, resX, resY, " ")
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gpu.setBackground(0x800000)
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gpu.setForeground(0xFFFFFF)
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gpu.set(2,2,"A critical error has occurred.")
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local i = 4
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reason = tostring(reason):gsub("\t", " ")
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for line in string.gmatch(reason or "unknown error", "([^\n]*)\n?") do
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gpu.set(2,i,line)
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i = i + 1
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end
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gpu.set(2,i+1, "Press any key to restart.")
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local evname
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repeat
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evname = pullSignal()
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until evname == "key_down"
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shutdown(true)
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while true do
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coroutine.yield()
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end
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end
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