fixed require issues caused by using bootloader

coordinator/startup.lua

@@ -2,6 +2,8 @@
 -- Nuclear Generation Facility SCADA Coordinator
 --
 
+require("/initenv").init_env()
+
 local log = require("scada-common.log")
 local ppm = require("scada-common.ppm")
 local util = require("scada-common.util")

initenv.lua

@@ -0,0 +1,18 @@
+--
+-- Initialize the Boot Environment
+--
+
+-- initialize booted environment
+local init_env = function ()
+    local _require = require("cc.require")
+    local _env = setmetatable({}, { __index = _ENV })
+
+    -- overwrite require/package globals
+    require, package = _require.make(_env, "/")
+
+    -- reset terminal
+    term.clear()
+    term.setCursorPos(1, 1)
+end
+
+return { init_env = init_env }

pocket/startup.lua

@@ -1,3 +1,5 @@
 --
 -- SCADA Coordinator Access on a Pocket Computer
---
+--
+
+require("/initenv").init_env()

reactor-plc/startup.lua

@@ -2,6 +2,8 @@
 -- Reactor Programmable Logic Controller
 --
 
+require("/initenv").init_env()
+
 local log = require("scada-common.log")
 local mqueue = require("scada-common.mqueue")
 local ppm = require("scada-common.ppm")

rtu/startup.lua

@@ -2,6 +2,8 @@
 -- RTU: Remote Terminal Unit
 --
 
+require("/initenv").init_env()
+
 local log = require("scada-common.log")
 local mqueue = require("scada-common.mqueue")
 local ppm = require("scada-common.ppm")

startup.lua

@@ -1,6 +1,6 @@
 local util = require("scada-common.util")
 
-local BOOTLOADER_VERSION = "0.1"
+local BOOTLOADER_VERSION = "0.2"
 
 local println = util.println
 local println_ts = util.println_ts
@@ -43,9 +43,7 @@ else
     return false
 end
 
-if exit_code then
-    println_ts("BOOT> APPLICATION EXITED OK")
-else
+if not exit_code then
     println_ts("BOOT> APPLICATION CRASHED")
 end
 

supervisor/startup.lua

@@ -2,6 +2,8 @@
 -- Nuclear Generation Facility SCADA Supervisor
 --
 
+require("/initenv").init_env()
+
 local log = require("scada-common.log")
 local ppm = require("scada-common.ppm")
 local util = require("scada-common.util")