[mirror_zfs.git] / module / lua / ltm.h

/* BEGIN CSTYLED */
/*
** $Id: ltm.h,v 2.11.1.1 2013/04/12 18:48:47 roberto Exp $
** 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_LEN,
  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)

#define ttypename(x)	luaT_typenames_[(x) + 1]
#define objtypename(x)	ttypename(ttypenv(x))

LUAI_DDEC const char *const luaT_typenames_[LUA_TOTALTAGS];


LUAI_FUNC const TValue *luaT_gettm (Table *events, TMS event, TString *ename);
LUAI_FUNC const TValue *luaT_gettmbyobj (lua_State *L, const TValue *o,
                                                       TMS event);
LUAI_FUNC void luaT_init (lua_State *L);

#endif
/* END CSTYLED */
Commit	Line	Data
d99a0153 CW	1	/* BEGIN CSTYLED */
	2	/*
	3	** $Id: ltm.h,v 2.11.1.1 2013/04/12 18:48:47 roberto Exp $
	4	** Tag methods
	5	** See Copyright Notice in lua.h
	6	*/
	7
	8	#ifndef ltm_h
	9	#define ltm_h
	10
	11
	12	#include "lobject.h"
	13
	14
	15	/*
	16	* WARNING: if you change the order of this enumeration,
	17	* grep "ORDER TM"
	18	*/
	19	typedef enum {
	20	TM_INDEX,
	21	TM_NEWINDEX,
	22	TM_GC,
	23	TM_MODE,
	24	TM_LEN,
	25	TM_EQ, /* last tag method with `fast' access */
	26	TM_ADD,
	27	TM_SUB,
	28	TM_MUL,
	29	TM_DIV,
	30	TM_MOD,
	31	TM_POW,
	32	TM_UNM,
	33	TM_LT,
	34	TM_LE,
	35	TM_CONCAT,
	36	TM_CALL,
	37	TM_N /* number of elements in the enum */
	38	} TMS;
	39
	40
	41
	42	#define gfasttm(g,et,e) ((et) == NULL ? NULL : \
	43	((et)->flags & (1u<<(e))) ? NULL : luaT_gettm(et, e, (g)->tmname[e]))
	44
	45	#define fasttm(l,et,e) gfasttm(G(l), et, e)
	46
	47	#define ttypename(x) luaT_typenames_[(x) + 1]
	48	#define objtypename(x) ttypename(ttypenv(x))
	49
	50	LUAI_DDEC const char *const luaT_typenames_[LUA_TOTALTAGS];
	51
	52
	53	LUAI_FUNC const TValue luaT_gettm (Table events, TMS event, TString *ename);
	54	LUAI_FUNC const TValue luaT_gettmbyobj (lua_State L, const TValue *o,
	55	TMS event);
	56	LUAI_FUNC void luaT_init (lua_State *L);
	57
	58	#endif
	59	/* END CSTYLED */