From 91d9ebecb10ef2ac0abd7ee41fdd363d4ab334b7 Mon Sep 17 00:00:00 2001
From: TheWahlolly <justexobyte@gmail.com>
Date: Fri, 23 May 2025 15:34:50 +0300
Subject: [PATCH] v1.6.0 - Removed low level libraries computer and component.
 They must now be imported.

---
 argentum.cfg                      |  3 ++-
 argentum/store/halyde/package.cfg |  3 ++-
 halyde/apps/cp.lua                |  2 +-
 halyde/apps/fetch.lua             |  3 +++
 halyde/apps/mv.lua                |  2 +-
 halyde/config/startupapps.cfg     |  1 -
 halyde/core/boot.lua              | 26 +++++++++++++++++----
 halyde/core/cormgr.lua            |  1 +
 halyde/core/evmgr.lua             |  2 ++
 halyde/core/shell.lua             |  1 +
 halyde/core/termlib.lua           |  1 +
 halyde/lib/component.lua          |  2 +-
 halyde/lib/computer.lua           | 14 ++++++++++++
 halyde/lib/event.lua              |  3 ++-
 halyde/lib/filesystem.lua         | 13 +++--------
 init.lua                          | 38 +++++++++++++++----------------
 16 files changed, 75 insertions(+), 40 deletions(-)
 create mode 100644 halyde/lib/computer.lua

diff --git a/argentum.cfg b/argentum.cfg
index 1005888..e65c69c 100644
--- a/argentum.cfg
+++ b/argentum.cfg
@@ -1,7 +1,7 @@
 local agcfg = {
   ["halyde"] = {
     ["maindir"] = "",
-    ["version"] = "1.5.0",
+    ["version"] = "1.6.0",
     ["description"] = "A universal, customizable and feature-packed operating system for OpenComputers.",
     ["directories"] = {
       "halyde/apps",
@@ -48,6 +48,7 @@ local agcfg = {
       "halyde/core/shell.lua",
       "halyde/core/termlib.lua",
       "halyde/lib/component.lua",
+      "halyde/lib/computer.lua",
       "halyde/lib/event.lua",
       "halyde/lib/filesystem.lua",
       "halyde/lib/raster.lua"
diff --git a/argentum/store/halyde/package.cfg b/argentum/store/halyde/package.cfg
index f4d591b..1a6cf14 100644
--- a/argentum/store/halyde/package.cfg
+++ b/argentum/store/halyde/package.cfg
@@ -4,7 +4,7 @@ Ahalyde/core/
 Ahalyde/config/
 Ahalyde/apps/helpdb/
 Ahalyde/apps/
-V1.5.0
+V1.6.0
 Ainit.lua
 Ahalyde/apps/helpdb/cat.txt
 Ahalyde/apps/helpdb/cd.txt
@@ -41,6 +41,7 @@ Ahalyde/core/fullkb.lua
 Ahalyde/core/shell.lua
 Ahalyde/core/termlib.lua
 Ahalyde/lib/component.lua
+Ahalyde/lib/computer.lua
 Ahalyde/lib/event.lua
 Ahalyde/lib/filesystem.lua
 Ahalyde/lib/raster.lua
diff --git a/halyde/apps/cp.lua b/halyde/apps/cp.lua
index cf6a8ab..ecd1316 100644
--- a/halyde/apps/cp.lua
+++ b/halyde/apps/cp.lua
@@ -19,7 +19,7 @@ if not fs.exists(fromFile) then
   print("\27[91mSource file does not exist.")
   return
 end
-if fs.exists(toFile) and not (table.find(args, "-o") or table.find(args, "--overwrite")) then
+if fs.exists(toFile) and not (table.find({...}, "-o") or table.find({...}, "--overwrite")) then
   print("\27[91mDestination file already exists. Run this command again with -o to overwrite it.")
   return
 end
diff --git a/halyde/apps/fetch.lua b/halyde/apps/fetch.lua
index 2b3128d..0107a93 100644
--- a/halyde/apps/fetch.lua
+++ b/halyde/apps/fetch.lua
@@ -1,3 +1,6 @@
+local component = import("component")
+local computer = import("computer")
+
 local function printstat(text)
   termlib.cursorPosX = 35
   print(text, true, false)
diff --git a/halyde/apps/mv.lua b/halyde/apps/mv.lua
index 8660759..6ffd880 100644
--- a/halyde/apps/mv.lua
+++ b/halyde/apps/mv.lua
@@ -17,7 +17,7 @@ end
 if not fs.exists(fromFile) then
   print("\27[91mSource file does not exist.")
 end
-if fs.exists(toFile) and not (table.find(args, "-o") or table.find(args, "--overwrite")) then
+if fs.exists(toFile) and not (table.find({...}, "-o") or table.find({...}, "--overwrite")) then
   print("\27[91mDestination file already exists. Run this command again with -o to overwrite it.")
   return
 end
diff --git a/halyde/config/startupapps.cfg b/halyde/config/startupapps.cfg
index 0f8086c..6bc43df 100644
--- a/halyde/config/startupapps.cfg
+++ b/halyde/config/startupapps.cfg
@@ -1,4 +1,3 @@
-/halyde/core/datatools.lua
 /halyde/core/fullkb.lua
 /halyde/core/evmgr.lua
 /halyde/core/shell.lua
diff --git a/halyde/core/boot.lua b/halyde/core/boot.lua
index d3b9ee9..5db1f97 100644
--- a/halyde/core/boot.lua
+++ b/halyde/core/boot.lua
@@ -1,7 +1,7 @@
 local loadfile = ...
 local filesystem = loadfile("/halyde/lib/filesystem.lua")(loadfile)
 
-_G._OSVERSION = "Halyde 1.5.0"
+_G._OSVERSION = "Halyde 1.6.0"
 _G._OSLOGO = ""
 local handle, tmpdata = filesystem.open("/halyde/config/oslogo.ans", "r"), nil
 repeat
@@ -40,8 +40,15 @@ gpu.bind(screenAddress)
 --gpu.setResolution(targetWidth, targetHeight)
 gpu.setResolution(gpu.maxResolution())
 
+_G.package = {["preloaded"] = {}}
+
+loadfile("/halyde/core/datatools.lua")()
+
 function _G.import(module, ...)
   local args = table.pack(...)
+  if package.preloaded[module] then
+    return package.preloaded[module]
+  end
   local modulepath
   if module:find("^/") then
     if filesystem.exists(module) then
@@ -53,9 +60,7 @@ function _G.import(module, ...)
     modulepath = shell.workingDirectory..module
   end
   assert(modulepath, "module not found\npossible locations:\n/halyde/lib/"..module..".lua")
-  local handle = filesystem.open(modulepath)
-  local data = ""
-  local tmpdata = ""
+  local handle, data, tmpdata = filesystem.open(modulepath), "", nil
   repeat
     tmpdata = handle:read(math.huge or math.maxinteger)
     data = data .. (tmpdata or "")
@@ -63,6 +68,19 @@ function _G.import(module, ...)
   return(assert(load(data, "="..modulepath))(table.unpack(args)))
 end
 
+local function preload(module)
+  local handle, data, tmpdata = assert(filesystem.open("/halyde/lib/" .. module .. ".lua", "r")), "", nil
+  repeat
+    tmpdata = handle:read(math.huge or math.maxinteger)
+    data = data .. (tmpdata or "")
+  until not tmpdata
+  package.preloaded[module] = assert(load(data, "="..module))()
+  _G[module] = nil
+end
+
+preload("component")
+preload("computer")
+
 --local handle = assert(filesystem.open("/bazinga.txt", "w"))
 --assert(handle:write("Bazinga!"))
 --handle:close()
diff --git a/halyde/core/cormgr.lua b/halyde/core/cormgr.lua
index 6ba210b..938cd0c 100644
--- a/halyde/core/cormgr.lua
+++ b/halyde/core/cormgr.lua
@@ -3,6 +3,7 @@ _G.cormgr.corList = {}
 
 --local ocelot = component.proxy(component.list("ocelot")())
 
+local component = import("component")
 local filesystem = import("filesystem")
 local gpu = component.proxy(component.list("gpu")())
 
diff --git a/halyde/core/evmgr.lua b/halyde/core/evmgr.lua
index 9aae9f7..13cb13b 100644
--- a/halyde/core/evmgr.lua
+++ b/halyde/core/evmgr.lua
@@ -2,6 +2,8 @@ _G.evmgr = {}
 _G.evmgr.eventQueue = {}
 local maxEventQueueLength = 10 -- increase if events start getting dropped
 
+local computer = import("computer")
+
 keyboard.ctrlDown = false
 keyboard.altDown = false
 
diff --git a/halyde/core/shell.lua b/halyde/core/shell.lua
index cc3faa5..fbda683 100644
--- a/halyde/core/shell.lua
+++ b/halyde/core/shell.lua
@@ -2,6 +2,7 @@ local shellcfg = import("/halyde/config/shell.cfg")
 import("/halyde/core/termlib.lua")
 local event = import("event")
 local filesystem = import("filesystem")
+local component = import("component")
 local gpu = component.proxy(component.list("gpu")())
 
 _G.shell = {}
diff --git a/halyde/core/termlib.lua b/halyde/core/termlib.lua
index 018b1ca..8d6087d 100644
--- a/halyde/core/termlib.lua
+++ b/halyde/core/termlib.lua
@@ -2,6 +2,7 @@ local event = import("event")
 --local keyboard = import("keyboard")
 
 --local ocelot = component.proxy(component.list("ocelot")())
+local component = import("component")
 local gpu = component.proxy(component.list("gpu")()) -- replace with component.gpu once implemented
 _G.termlib = {}
 termlib.cursorPosX = 1
diff --git a/halyde/lib/component.lua b/halyde/lib/component.lua
index b9c7e55..54b5058 100644
--- a/halyde/lib/component.lua
+++ b/halyde/lib/component.lua
@@ -19,4 +19,4 @@ end
 
 componentlib.invoke = component.invoke
 
-return(componentlib)
+return componentlib
diff --git a/halyde/lib/computer.lua b/halyde/lib/computer.lua
new file mode 100644
index 0000000..14a223f
--- /dev/null
+++ b/halyde/lib/computer.lua
@@ -0,0 +1,14 @@
+local computerlib = table.copy(computer)
+local LLcomputer = table.copy(computer)
+
+function computerlib.pullSignal(timeout)
+  local startTime = LLcomputer.uptime()
+  local result
+  repeat
+    result = {LLcomputer.pullSignal(0)}
+    coroutine.yield()
+  until result or timeout and LLcomputer.uptime() >= startTime + timeout
+  return table.unpack(result)
+end
+
+return computerlib
diff --git a/halyde/lib/event.lua b/halyde/lib/event.lua
index afdbc41..65eefc9 100644
--- a/halyde/lib/event.lua
+++ b/halyde/lib/event.lua
@@ -1,3 +1,4 @@
+local computer = import("computer")
 local event = {}
 
 --local ocelot = component.proxy(component.list("ocelot")())
@@ -50,4 +51,4 @@ function event.pull(...)
   until false  -- Loop until we find an event or timeout
 end
 
-return event
\ No newline at end of file
+return event
diff --git a/halyde/lib/filesystem.lua b/halyde/lib/filesystem.lua
index c604ef7..1b3b69c 100644
--- a/halyde/lib/filesystem.lua
+++ b/halyde/lib/filesystem.lua
@@ -1,10 +1,12 @@
 local loadfile = ... -- raw loadfile from boot.lua
-local component
+local component, computer
 
 if loadfile then
   component = loadfile("/halyde/lib/component.lua")(loadfile)
+  computer = _G.computer
 elseif import then
   component = import("component")
+  computer = import("computer")
 end
 
 local filesystem = {}
@@ -127,15 +129,6 @@ function filesystem.size(path)
   return component.invoke(address, "size", absPath)
 end
 
-function filesystem.isDirectory(path)
-  checkArg(1, path, "string")
-  local address, absPath = filesystem.absolutePath(path)
-  if not address then
-    return false
-  end
-  return component.invoke(address, "isDirectory", absPath)
-end
-
 function filesystem.rename(fromPath, toPath)
   checkArg(1, fromPath, "string")
   checkArg(2, toPath, "string")
diff --git a/init.lua b/init.lua
index 12f2b76..0e623ad 100644
--- a/init.lua
+++ b/init.lua
@@ -21,26 +21,26 @@ function loadthething()
   loadfile("/halyde/core/boot.lua")(loadfile)
 end
 
-while true do
+gpu.setBackground(0x000000)
+gpu.fill(1, 1, resx, resy, " ")
+local result, reason = xpcall(loadthething, handleError)
+if not result then
+  local computer = import("computer") or computer
   gpu.setBackground(0x000000)
   gpu.fill(1, 1, resx, resy, " ")
-  local result, reason = xpcall(loadthething, handleError)
-  if not result then
-    gpu.setBackground(0x000000)
-    gpu.fill(1, 1, resx, resy, " ")
-    gpu.setBackground(0x800000)
-    gpu.setForeground(0xFFFFFF)
-    gpu.set(2,2,"A critical error has occurred.")
-    local i = 4
-    reason = reason:gsub("\t", "  ")
-    for line in string.gmatch((reason ~= nil and tostring(reason)) or "unknown error", "([^\n]*)\n?") do
-      gpu.set(2,i,line)
-      i = i + 1
-    end
-    gpu.set(2,i+1, "Press any key to restart.")
-    local evname = ""
-    repeat
-      evname = computer.pullSignal()
-    until evname == "key_down"
+  gpu.setBackground(0x800000)
+  gpu.setForeground(0xFFFFFF)
+  gpu.set(2,2,"A critical error has occurred.")
+  local i = 4
+  reason = reason:gsub("\t", "  ")
+  for line in string.gmatch((reason ~= nil and tostring(reason)) or "unknown error", "([^\n]*)\n?") do
+    gpu.set(2,i,line)
+    i = i + 1
   end
+  gpu.set(2,i+1, "Press any key to restart.")
+  local evname
+  repeat
+    evname = computer.pullSignal()
+  until evname == "key_down"
+  computer.shutdown(true)
 end