More stub code

Makefile

@@ -20,7 +20,7 @@ OBJECTS :=	$(patsubst $(SOURCE)%.c, $(BUILD)%.c.o, $(CFILES))
 #Rules
 #Prepare
 $(BUILDDIRECTORIES):
-	mkdir $@
+	mkdir -p $@
 
 #Clean
 

include/luares.h

@@ -1,4 +1,9 @@
 #ifndef LUARES_H
 #define LUARES_H
+extern char lua_boot[];
+extern char lua_component[];
+extern char lua_computer[];
 extern char lua_init[];
+extern char lua_sandbox[];
+extern char lua_util_random[];
 #endif

include/lupi.h

@@ -0,0 +1,9 @@
+#include <lua.h>
+#include <lualib.h>
+#include <lauxlib.h>
+#ifndef LUPI_H
+#define LUPI_H
+
+void run_init();
+void setup_modules(lua_State *L);
+#endif

scripts/txt2c

@@ -4,12 +4,38 @@
 # $3 file to generate OUTPUTH H
 # $4 prefix
 
-LUAFILES="$1/*"
-OUTPUTH="$2"
-OUTPUTC="$3"
-PREFIX="$4"
-
+generate() {
+	LUAFILES="$1/*"
+	OUTPUTH="$2"
+	OUTPUTC="$3"
+	PREFIX="$4"
+
+	outname="$(basename "$OUTPUTH")"
+	outname="${outname%.*}"
+	guard=$(echo "$outname" | tr '[:lower:]' '[:upper:]')
+	guard="$guard""_H"
+
+	
+
+	for file in $LUAFILES
+	do
+		filename="$(basename "$file")"
+        if [ -d "$file" ]
+		then
+			generate $file $2 $3 ${PREFIX}${filename}_
+		else
+			filename="${filename%.*}"
+			echo "extern char $PREFIX$filename[];"    >> "$OUTPUTH"
+
+
+			echo "char $PREFIX$filename[] = {"        >> "$OUTPUTC"
+			echo "    " $(xxd -i < "$file") ",0x00"   >> "$OUTPUTC"
+			echo "};"                                 >> "$OUTPUTC"
+		fi
+	done
+}
 
+OUTPUTH="$2"
 
 outname="$(basename "$OUTPUTH")"
 outname="${outname%.*}"
@@ -19,22 +45,8 @@ guard="$guard""_H"
 printf "#ifndef %s\n" "$guard"            >> "$OUTPUTH"
 printf "#define %s\n" "$guard"            >> "$OUTPUTH"
 
-for file in $LUAFILES
-do
-
-filename="$(basename "$file")"
-filename="${filename%.*}"
-
-echo "extern char $PREFIX$filename[];"    >> "$OUTPUTH"
-
-
-echo "char $PREFIX$filename[] = {"        >> "$OUTPUTC"
-echo "    " $(xxd -i < "$file") ",0x00"   >> "$OUTPUTC"
-echo "};"                                 >> "$OUTPUTC"
-
-done
+generate "$1" "$2" "$3" "$4"
 
 echo "#endif"                             >> "$OUTPUTH"
-
 exit 0
 

src/c/main.c

@@ -2,7 +2,7 @@
 #include "lupi.h"
 
 int main (void) {
-    puts("LuPI 2\n");
+    puts("LuPI L0 INIT");
     run_init();
     return 0;
 }

src/c/modules.c

@@ -0,0 +1,22 @@
+#include "luares.h"
+#include "lupi.h"
+#include <lua.h>
+#include <lualib.h>
+#include <lauxlib.h>
+#include <stdlib.h>
+
+//TODO: move to utils
+#define pushtuple(state, name, value) lua_pushstring((state), (name)); lua_pushstring((state), (value)); lua_settable((state), -3)
+
+
+void setup_modules(lua_State *L) {
+  lua_createtable (L, 0, 1);
+
+  pushtuple(L, "boot", lua_boot);
+  pushtuple(L, "component", lua_component);
+  pushtuple(L, "computer", lua_computer);
+  pushtuple(L, "sandbox", lua_sandbox);
+  pushtuple(L, "random", lua_util_random);
+
+  lua_setglobal(L, "moduleCode");
+}

src/c/run.c

@@ -3,11 +3,13 @@
 #include <lua.h>
 #include <lualib.h>
 #include <lauxlib.h>
+#include <stdlib.h>
 
 void run_init() {
   lua_State *L;
   L = luaL_newstate();
   luaL_openlibs(L);
+  setup_modules(L);
   int status = luaL_loadstring(L, lua_init);
   if (status) {
     fprintf(stderr, "Couldn't load init: %s\n", lua_tostring(L, -1));

src/lua/core/boot.lua

@@ -0,0 +1,9 @@
+local boot = {}
+
+function boot.boot()
+	print("LuPI L2 INIT")
+	print("FIXME: boot stub")
+	error("Unable to boot")
+end
+
+return boot

src/lua/core/component.lua

@@ -0,0 +1,9 @@
+local component = {}
+local api = {}
+component.api = api
+
+function component.prepare()
+	print("Assembling initial component tree")
+end
+
+return component

src/lua/core/computer.lua

@@ -0,0 +1 @@
+

src/lua/core/init.lua

@@ -1 +1,24 @@
-print("hello")
+print("LuPI L1 INIT")
+modules = {}
+
+local function loadModule(name)
+  print("LuPI L1 INIT > Load module > " .. name)
+  --TODO: PRERELEASE: Module sandboxing, preferably secure-ish
+  --TODO: ASAP: Handle load errors
+  if not moduleCode[name] then
+    error("No code for module " .. tostring(name))
+  end
+  modules[name] = load(moduleCode[name])()
+end
+
+--Load modules
+loadModule("random")
+loadModule("component")
+loadModule("computer")
+loadModule("sandbox")
+loadModule("boot")
+
+--Setup core modules
+modules.component.prepare()
+
+modules.boot.boot()

src/lua/core/sandbox.lua

@@ -0,0 +1 @@
+

src/lua/core/util/random.lua

@@ -0,0 +1,11 @@
+local random = {}
+
+function random.uuid()
+    local template ='xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'
+    return string.gsub(template, '[xy]', function (c)
+        local v = (c == 'x') and random(0, 0xf) or random(8, 0xb)
+        return string.format('%x', v)
+    end)
+end
+
+return random