CC Turtle: miner/startup

if 0 == tonumber(settings.get("miner.is_setup",0)) then
    shell.run("miner/sethome.lua")

    settings.set("motd.enable",false)
    settings.set("miner.is_exc",0)
    settings.set("miner.lastDepth",0)
    settings.set("miner.exc_rad",10)
    settings.set("miner.sdepth",10)
    settings.set("miner.mdepth",999)
    settings.set("miner.wander",0)
    settings.set("miner.is_setup",1)
    settings.set("miner.autoinc",1)
    settings.set("miner.done",0)
    settings.save(".settings")
end

local function openNet()
    if rednet.isOpen() then
        return true
    else
        local sides = peripheral.getNames()
        for i = 1,#sides do
            if peripheral.getType(sides[i]) == "modem" then
                rednet.open(sides[i])
                if rednet.isOpen() then return true end
            end
        end
    end
    return false
end

local netok = openNet()
if netok then
    local x,y,z = gps.locate()
    if x ~= nil then
        rednet.broadcast({"coord",x,y,z},"excgps")
        print("Sent location",x,y,z)
    else
        netok = false
    end
end
if not netok then
    print("ERROR could not broadcast start location")
end

if 0 ~= tonumber(settings.get("miner.done",0)) then
    print("Mining complete! Run 'miner/sethome.lua' or manually edit settings to continue mining.")
    return
end

print("Entering infinite mining mode...")

local auto = 0 ~= tonumber(settings.get("miner.autoinc",1))

while shell.run("miner/excgps.lua") and auto do
    sleep(1)
end