lua/lundump.h

/*
** $Id: lundump.h $
** load precompiled Lua chunks
** See Copyright Notice in lua.h
*/

#ifndef lundump_h
#define lundump_h

#include "llimits.h"
#include "lobject.h"
#include "lzio.h"


/* data to catch conversion errors */
#define LUAC_DATA	"\x19\x93\r\n\x1a\n"

#define LUAC_INT	0x5678
#define LUAC_NUM	cast_num(370.5)

/*
** Encode major-minor version in one byte, one nibble for each
*/
#define LUAC_VERSION	(LUA_VERSION_MAJOR_N*16+LUA_VERSION_MINOR_N)

#define LUAC_FORMAT	0	/* this is the official format */

/* load one chunk; from lundump.c */
LUAI_FUNC LClosure* luaU_undump (lua_State* L, ZIO* Z, const char* name);

/* dump one chunk; from ldump.c */
LUAI_FUNC int luaU_dump (lua_State* L, const Proto* f, lua_Writer w,
                         void* data, int strip);

#endif
module to load bytecodes from files. 1998-01-14 07:49:01 -08:00			`/*`
Removed extra information from RCS keyword strings Version numbers and dates (mostly wrong) from RCS keyword strings removed from all source files; only the file name are kept. 2018-08-23 10:26:12 -07:00			`** $Id: lundump.h $`
new versions by lhf 2005-11-16 03:55:07 -08:00			`** load precompiled Lua chunks`
module to load bytecodes from files. 1998-01-14 07:49:01 -08:00			`** See Copyright Notice in lua.h`
			`*/`

			`#ifndef lundump_h`
			`#define lundump_h`

make sure that LUAC_INT is a lua_Integer and that LUAC_NUM is a lua_Number 2014-03-11 07:22:54 -07:00			`#include "llimits.h"`
module to load bytecodes from files. 1998-01-14 07:49:01 -08:00			`#include "lobject.h"`
			`#include "lzio.h"`

more explicit handling of headers for binary chunks 2014-02-27 08:56:20 -08:00
			`/* data to catch conversion errors */`
			`#define LUAC_DATA "\x19\x93\r\n\x1a\n"`

macros cast_integer/cast_unsigned replaced by cast_u2s/cast_s2u, that should be used only between lua_Integer and lua_Unsigned 2014-04-15 07:29:30 -07:00			`#define LUAC_INT 0x5678`
make sure that LUAC_INT is a lua_Integer and that LUAC_NUM is a lua_Number 2014-03-11 07:22:54 -07:00			`#define LUAC_NUM cast_num(370.5)`
more explicit handling of headers for binary chunks 2014-02-27 08:56:20 -08:00
Back to old encoding of versions in binary files (Undoing part of commit f53eabeed8.) It is better to keep this encoding stable, so that all Lua versions can read at least the version of a binary file. 2020-05-06 10:19:08 -07:00			`/*`
			`** Encode major-minor version in one byte, one nibble for each`
			`*/`
Details 2023-07-03 10:12:54 -07:00			`#define LUAC_VERSION (LUA_VERSION_MAJOR_N*16+LUA_VERSION_MINOR_N)`
Back to old encoding of versions in binary files (Undoing part of commit f53eabeed8.) It is better to keep this encoding stable, so that all Lua versions can read at least the version of a binary file. 2020-05-06 10:19:08 -07:00
more explicit handling of headers for binary chunks 2014-02-27 08:56:20 -08:00			`#define LUAC_FORMAT 0 /* this is the official format */`

new versions from lhf 2002-06-05 10:26:23 -07:00			`/* load one chunk; from lundump.c */`
long strings are created directly in final position when possible (instead of using an auxiliar buffer to first create the string and then allocate the final string and copy result there) 2015-09-08 08:41:05 -07:00			`LUAI_FUNC LClosure* luaU_undump (lua_State* L, ZIO* Z, const char* name);`
modifications by lhf 1999-12-02 11:11:51 -08:00
dump/undump of upvalue names 2003-01-27 07:52:57 -08:00			`/* dump one chunk; from ldump.c */`
detail (breaking too long lines) 2014-03-10 12:52:47 -07:00			`LUAI_FUNC int luaU_dump (lua_State* L, const Proto* f, lua_Writer w,`
			`void* data, int strip);`
new versions from lhf 2002-06-05 10:26:23 -07:00
new version by lhf. 1999-03-30 12:29:34 -08:00			`#endif`