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/*
** $Id: lundump.h,v 1.6 1998/06/13 16:54:15 lhf Exp $
** load pre-compiled Lua chunks
** See Copyright Notice in lua.h
*/
#ifndef lundump_h
#define lundump_h
#include "lobject.h"
#include "lzio.h"
TProtoFunc* luaU_undump1(ZIO* Z); /* load one chunk */
#define SIGNATURE "Lua"
#define VERSION 0x31 /* last format change was in 3.1 */
#define IsMain(f) (f->lineDefined==0)
#define ID_CHUNK 27 /* ESC */
#define ID_NUM 'N'
#define ID_STR 'S'
#define ID_FUN 'F'
/* number representation */
#define ID_INT4 'l' /* 4-byte integers */
#define ID_REAL4 'f' /* 4-byte reals */
#define ID_REAL8 'd' /* 8-byte reals */
#define ID_NATIVE '?' /* whatever your machine uses */
/*
* use a multiple of PI for testing number representation.
* multiplying by 1E8 gives notrivial integer values.
*/
#define TEST_NUMBER 3.14159265358979323846E8
/* LUA_NUMBER
* choose one below for the number representation in precompiled chunks.
* the default is ID_REAL8 because the default for LUA_NUM_TYPE is double.
* if your machine does not use IEEE 754, use ID_NATIVE.
* the next version will support conversion to/from IEEE 754.
*
* if you change LUA_NUM_TYPE, make sure you set ID_NUMBER accordingly,
* specially if sizeof(long)!=4.
* for types other than the ones listed below, you'll have to write your own
* dump and undump routines.
*/
#define ID_NUMBER ID_REAL8
#if 0
#define ID_NUMBER ID_REAL4
#define ID_NUMBER ID_INT4
#define ID_NUMBER ID_NATIVE
#endif
#endif
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