changes by lhf (better control of chars x bytes)

lundump.h

@@ -1,5 +1,5 @@
 /*
-** $Id: lundump.h,v 1.39 2005/11/01 17:04:55 lhf Exp lhf $
+** $Id: lundump.h,v 1.44 2011/05/06 13:35:17 lhf Exp $
 ** load precompiled Lua chunks
 ** See Copyright Notice in lua.h
 */
@@ -14,23 +14,15 @@
 LUAI_FUNC Proto* luaU_undump (lua_State* L, ZIO* Z, Mbuffer* buff, const char* name);
 
 /* make header; from lundump.c */
-LUAI_FUNC void luaU_header (char* h);
+LUAI_FUNC void luaU_header (lu_byte* h);
 
 /* dump one chunk; from ldump.c */
 LUAI_FUNC int luaU_dump (lua_State* L, const Proto* f, lua_Writer w, void* data, int strip);
 
-#ifdef luac_c
-/* print one chunk; from print.c */
-LUAI_FUNC void luaU_print (const Proto* f, int full);
-#endif
+/* data to catch conversion errors */
+#define LUAC_TAIL		"\x19\x93\r\n\x1a\n"
 
-/* for header of binary files -- this is Lua 5.1 */
-#define LUAC_VERSION		0x51
-
-/* for header of binary files -- this is the official format */
-#define LUAC_FORMAT		0
-
-/* size of header of binary files */
-#define LUAC_HEADERSIZE		12
+/* size in bytes of header of binary files */
+#define LUAC_HEADERSIZE		(sizeof(LUA_SIGNATURE)-sizeof(char)+2+6+sizeof(LUAC_TAIL)-sizeof(char))
 
 #endif