lua/ltm.h

53 lines
924 B
C

/*
** $Id: ltm.h,v 2.1 2003/12/10 12:13:36 roberto Exp roberto $
** 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 TM"
*/
typedef enum {
TM_INDEX,
TM_NEWINDEX,
TM_GC,
TM_MODE,
TM_EQ, /* last tag method with `fast' access */
TM_ADD,
TM_SUB,
TM_MUL,
TM_DIV,
TM_MOD,
TM_POW,
TM_UNM,
TM_LT,
TM_LE,
TM_CONCAT,
TM_CALL,
TM_N /* number of elements in the enum */
} TMS;
#define gfasttm(g,et,e) ((et) == NULL ? NULL : \
((et)->flags & (1u<<(e))) ? NULL : luaT_gettm(et, e, (g)->tmname[e]))
#define fasttm(l,et,e) gfasttm(G(l), et, e)
const TValue *luaT_gettm (Table *events, TMS event, TString *ename);
const TValue *luaT_gettmbyobj (lua_State *L, const TValue *o, TMS event);
void luaT_init (lua_State *L);
extern const char *const luaT_typenames[];
#endif