--:Minify:--
syscall.open("/dev/tty/TTY1","r")
syscall.open("/dev/tty/TTY1","w")
syscall.open("/dev/null","r")
syscall.devctl(1,"clear")
syscall.devctl(1,"sfgc",1)
syscall.devctl(1,"spos",1,1)
print("HyperionOS Bash Shell")
local str=""
local stopInput=false
local proc=0
local fs=require("sys.fs")
local timeout=false
syscall.setEnviron("SHELL","simpleshell")
printInline("> ")
syscall.sigcatch(function(sig)
    if sig==1 then
        syscall.kill(proc)
        print("Terminated")
        printInline("> ")
        stopInput=false
    end
end)

while true do
    if not stopInput then
        local input=syscall.read(0)
        if input then
            if input=="\b" then
                if #str>0 then
                    str=str:sub(1,#str-1)
                    printInline("\b")
                end
            elseif input=="\n" then
                print("")
                stopInput=true
                if str == "" then
                    printInline("> ")
                    stopInput=false
                else
                    local path=nil
                    local split=string.split(str, " ")
                    if fs.exists("/bin/"..split[1]) then
                        path="/bin/"..split[1]
                    elseif fs.exists("/bin/"..split[1]..".lua") then
                        path="/bin/"..split[1]..".lua"
                    end
                    if not path then
                        print("Program not found")
                        printInline("> ")
                        stopInput=false
                    else
                        local text = fs.readAllText(path)
                        local program, err = load(text, path)
                        if not program then
                            print(err)
                            printInline("> ")
                        end
                        proc = syscall.spawn(function(...)
                            syscall.open("/dev/tty/TTY1","r")
                            syscall.open("/dev/tty/TTY1","w")
                            syscall.open("/dev/null","w")
                            program(...)
                        end, path, nil, {table.unpack(split, 2)})
                    end
                    str=""
                end
            else
                str=str..input
                printInline(input)
            end
            timeout=false
        else
            timeout=true
        end
    else
        local exited, code = syscall.collect(proc)
        if exited then
            if code then
                print("\nTask exited with code:\n"..tostring(code))
            end
            printInline("> ")
            stopInput=false
        end
        timeout=true
    end
    if timeout then
        if stopInput then
            sleep(.5)
        else
            sleep(.05)
        end
    end
end