fix ic2-classic mod incompatibility

additionally:
remove dead code in openos transforms
safe guard openos boot from slow server tick

closes #2487

src/main/resources/assets/opencomputers/loot/openos/lib/core/boot.lua

@@ -42,6 +42,8 @@ if gpu and screen then
   gpu.fill(1, 1, w, h, " ")
 end
 local y = 1
+local uptime = computer.uptime
+local last_sleep = uptime()
 local function status(msg)
   if gpu and screen then
     gpu.set(1, y, msg)
@@ -52,6 +54,10 @@ local function status(msg)
       y = y + 1
     end
   end
+  if uptime() - last_sleep > 1 then
+    computer.pullSignal(0)
+    last_sleep = uptime()
+  end
 end
 
 status("Booting " .. _OSVERSION .. "...")

src/main/resources/assets/opencomputers/loot/openos/lib/core/full_sh.lua

@@ -356,7 +356,7 @@ function sh.internal.hasValidPiping(words, pipes)
     return true
   end
 
-  local semi_split = tx.find(text.syntax, {";"}) -- symbols before ; are redirects and follow slightly different rules, see buildCommandRedirects
+  local semi_split = tx.first(text.syntax, {{";"}}) -- symbols before ; are redirects and follow slightly different rules, see buildCommandRedirects
   pipes = pipes or tx.sub(text.syntax, semi_split + 1)
 
   local state = "" -- cannot start on a pipe

src/main/resources/assets/opencomputers/loot/openos/lib/core/full_transforms.lua

@@ -15,19 +15,6 @@ function lib.sub(tbl,f,l)
   return r
 end 
 
--- if value was made by lib.sub then find can find from whence
-function lib.find(tbl, sub, first, last)
-  checkArg(1, tbl, 'table')
-  checkArg(2, sub, 'table')
-  local sub_len = #sub
-  return lib.first(tbl, function(element, index, projected_table)
-    for n=0,sub_len-1 do
-      if projected_table[n + index] ~= sub[n + 1] then return nil end
-    end
-    return 1, sub_len
-  end, first, last)
-end 
-
 -- Returns a list of subsets of tbl where partitioner acts as a delimiter.
 function lib.partition(tbl,partitioner,dropEnds,f,l)
   checkArg(1,tbl,'table')

src/main/resources/assets/opencomputers/loot/openos/lib/transforms.lua

@@ -11,8 +11,12 @@ end
 function lib.internal.table_view(tbl,f,l)
   return setmetatable({},
   {
-    __index=function(b,k)return(type(k)~='number'or(k>=f and k<=l))and tbl[k]or nil end,
+    __index = function(_, key)
-    __len=function(b)return#tbl end,
+      return (type(key) ~= 'number' or (key >= f and key <= l)) and tbl[key] or nil
+    end,
+    __len = function(_)
+      return l
+    end,
   })
 end
 local adjust=lib.internal.range_adjust

src/main/scala/li/cil/oc/integration/Mods.scala

@@ -199,6 +199,7 @@ object Mods {
     final val GregTech = "gregtech"
     final val IndustrialCraft2 = "IC2"
     final val IndustrialCraft2Classic = "IC2-Classic"
+    final val IndustrialCraft2Spmod = "IC2-Classic-Spmod"
     final val IngameWiki = "IGWMod"
     final val Mekanism = "Mekanism"
     final val MekanismGas = "MekanismAPI|gas"

src/main/scala/li/cil/oc/integration/ic2/ModIndustrialCraft2.scala

@@ -1,5 +1,6 @@
 package li.cil.oc.integration.ic2
 
+import cpw.mods.fml.common.Loader
 import li.cil.oc.api
 import li.cil.oc.api.Driver
 import li.cil.oc.integration.ModProxy
@@ -20,14 +21,17 @@ object ModIndustrialCraft2 extends ModProxy {
 
     MinecraftForge.EVENT_BUS.register(EventHandlerIndustrialCraft2)
 
+    if (!Loader.isModLoaded(Mods.IDs.IndustrialCraft2Spmod)) {
+      Driver.add(new DriverReactorRedstonePort)
+      Driver.add(new DriverMassFab)
+    }
+
     Driver.add(new DriverEnergyConductor)
     Driver.add(new DriverEnergySink)
     Driver.add(new DriverEnergySource)
     Driver.add(new DriverEnergyStorage)
-    Driver.add(new DriverMassFab)
     Driver.add(new DriverReactor)
     Driver.add(new DriverReactorChamber)
-    Driver.add(new DriverReactorRedstonePort)
 
     Driver.add(new ConverterElectricItem)
   }