mirror of
https://github.com/lua/lua
synced 2024-11-26 14:51:21 +03:00
62 lines
1019 B
C
62 lines
1019 B
C
/*
|
|
** $Id: $
|
|
** Tag methods
|
|
** See Copyright Notice in lua.h
|
|
*/
|
|
|
|
#ifndef ltm_h
|
|
#define ltm_h
|
|
|
|
|
|
#include "lobject.h"
|
|
|
|
/*
|
|
* WARNING: if you change the order of this enumeration,
|
|
* grep "ORDER IM"
|
|
*/
|
|
typedef enum {
|
|
IM_GETTABLE = 0,
|
|
IM_SETTABLE,
|
|
IM_INDEX,
|
|
IM_GETGLOBAL,
|
|
IM_SETGLOBAL,
|
|
IM_ADD,
|
|
IM_SUB,
|
|
IM_MUL,
|
|
IM_DIV,
|
|
IM_POW,
|
|
IM_UNM,
|
|
IM_LT,
|
|
IM_LE,
|
|
IM_GT,
|
|
IM_GE,
|
|
IM_CONCAT,
|
|
IM_GC,
|
|
IM_FUNCTION
|
|
} IMS;
|
|
|
|
#define IM_N 18
|
|
|
|
|
|
extern struct IM {
|
|
TObject int_method[IM_N];
|
|
} *luaT_IMtable;
|
|
|
|
|
|
#define luaT_getim(tag,event) (&luaT_IMtable[-(tag)].int_method[event])
|
|
#define luaT_getimbyObj(o,e) (luaT_getim(luaT_efectivetag(o),(e)))
|
|
|
|
extern char *luaT_eventname[];
|
|
|
|
|
|
void luaT_settag (int tag, TObject *o);
|
|
void luaT_realtag (int tag);
|
|
int luaT_efectivetag (TObject *o);
|
|
void luaT_settagmethod (int t, char *event, TObject *func);
|
|
TObject *luaT_gettagmethod (int t, char *event);
|
|
char *luaT_travtagmethods (int (*fn)(TObject *));
|
|
|
|
void luaT_setfallback (void); /* only if LUA_COMPAT2_5 */
|
|
|
|
#endif
|