Makefile modified to build Lua.

But it isn't being used just yet...

.gitignore

@@ -1,6 +1,7 @@
 Kernel/obj
 Kernel/kernel.bin
 Kernel/src/Lua/*.o
+Kernel/src/Lua/liblua.a
 Kernel/dump
 Loader/obj
 Loader/loader.bin

Kernel/Makefile

@@ -67,9 +67,16 @@ Tier0: $(TIER0)
 #TIER1 := $(foreach i, $(TIER1OBJ), obj/$(i))
 #Tier1: $(TIER1)
 
-kernel.bin: version-gen Tier0
+src/Lua/liblua.a:
+	@echo "[i] Building Lua..."
+	@make -C src/Lua
+
+LUA := src/Lua/liblua.a
+Lua: $(LUA)
+
+kernel.bin: version-gen Tier0 Lua
 	@echo "[i] Linking kernel.bin..."
-	@$(LD) -T src/kernel.ld -o kernel.bin $(TIER0) $(TIER1)
+	@$(LD) -T src/kernel.ld -o kernel.bin $(TIER0) $(TIER1) $(LUA)
 
 hdd.img: kernel.bin
 	@echo "[i] Creating HDD image..."
@@ -101,6 +108,7 @@ emulate: hdd.img
 
 clean:
 	@rm -Rf obj
+	@make -C src/Lua clean
 	@if [ -e kernel.bin ] ; then rm kernel.bin ; fi
 	@if [ -e hdd_temp.img ] ; then rm hdd_temp.img ; fi
 	@if [ -e hdd.img ] ; then rm hdd.img; fi

Kernel/include/Lua/string.h

@@ -5,7 +5,7 @@
 #include "Tier0/kstdlib.h"
 
 const char *strchr (const char *str, int character);
-inline int strcmp(const char *s1, const char *s2);
+int strcmp(const char *s1, const char *s2);
 char *strpbrk(const char *s1, const char *s2);
 char *strerror(int errnum);
 char *strstr(const char *haystack, const char *needle);

Kernel/src/Lua/Makefile

@@ -12,7 +12,7 @@ LDFLAGS= $(SYSLDFLAGS) $(MYLDFLAGS)
 LIBS= -lm $(SYSLIBS) $(MYLIBS)
 
 AR= ar rcu
-RANLIB= ranlib
+RANLIB= /usr/xdev/bin/x86_64-elf-ranlib
 RM= rm -f
 
 SYSCFLAGS=
@@ -98,8 +98,16 @@ ansi:
 bsd:
 	$(MAKE) $(ALL) SYSCFLAGS="-DLUA_USE_POSIX -DLUA_USE_DLOPEN" SYSLIBS="-Wl,-E"
 
+CUCUMBERCFLAGS:=-m64 -mcmodel=large -Wall -nostdlib -nostartfiles -nodefaultlibs -std=c99 -g
+CUCUMBERCFLAGS+=-I ./include -Wno-packed-bitfield-compat -O2 -fno-optimize-sibling-calls -mcmodel=kernel
+CUCUMBERCFLAGS+= -mno-red-zone -ffreestanding
+
+%.o:
+	@echo "[i] [Lua] Compiling $*.c..."
+	@$(CC) $(CFLAGS) -c $*.c -o $*.o
+
 cucumber-kernel:
-	$(MAKE) $(ALL_O) SYSCFLAGS="-DLUA_ANSI -I\"../../include/Lua/\" -I\"../../include/\""
+	$(MAKE) $(LUA_A) SYSCFLAGS="-DLUA_ANSI -I\"../../include/Lua/\" -I\"../../include/\" $(CUCUMBERCFLAGS)"
 
 freebsd:
 	$(MAKE) $(ALL) SYSCFLAGS="-DLUA_USE_LINUX" SYSLIBS="-Wl,-E -lreadline"

Kernel/src/Lua/ldo.c

@@ -119,6 +119,7 @@ l_noret luaD_throw (lua_State *L, int errcode) {
       abort();
     }
   }
+  __builtin_unreachable();
 }