|
1087
|
1 /*
|
|
|
2 ** $Id: ltm.h,v 2.11 2011/02/28 17:32:10 roberto Exp $
|
|
|
3 ** Tag methods
|
|
|
4 ** See Copyright Notice in lua.h
|
|
|
5 */
|
|
|
6
|
|
|
7 #ifndef ltm_h
|
|
|
8 #define ltm_h
|
|
|
9
|
|
|
10
|
|
|
11 #include "lobject.h"
|
|
|
12
|
|
|
13
|
|
|
14 /*
|
|
|
15 * WARNING: if you change the order of this enumeration,
|
|
|
16 * grep "ORDER TM"
|
|
|
17 */
|
|
|
18 typedef enum {
|
|
|
19 TM_INDEX,
|
|
|
20 TM_NEWINDEX,
|
|
|
21 TM_GC,
|
|
|
22 TM_MODE,
|
|
|
23 TM_LEN,
|
|
|
24 TM_EQ, /* last tag method with `fast' access */
|
|
|
25 TM_ADD,
|
|
|
26 TM_SUB,
|
|
|
27 TM_MUL,
|
|
|
28 TM_DIV,
|
|
|
29 TM_MOD,
|
|
|
30 TM_POW,
|
|
|
31 TM_UNM,
|
|
|
32 TM_LT,
|
|
|
33 TM_LE,
|
|
|
34 TM_CONCAT,
|
|
|
35 TM_CALL,
|
|
|
36 TM_N /* number of elements in the enum */
|
|
|
37 } TMS;
|
|
|
38
|
|
|
39
|
|
|
40
|
|
|
41 #define gfasttm(g,et,e) ((et) == NULL ? NULL : \
|
|
|
42 ((et)->flags & (1u<<(e))) ? NULL : luaT_gettm(et, e, (g)->tmname[e]))
|
|
|
43
|
|
|
44 #define fasttm(l,et,e) gfasttm(G(l), et, e)
|
|
|
45
|
|
|
46 #define ttypename(x) luaT_typenames_[(x) + 1]
|
|
|
47 #define objtypename(x) ttypename(ttypenv(x))
|
|
|
48
|
|
|
49 LUAI_DDEC const char *const luaT_typenames_[LUA_TOTALTAGS];
|
|
|
50
|
|
|
51
|
|
|
52 LUAI_FUNC const TValue *luaT_gettm (Table *events, TMS event, TString *ename);
|
|
|
53 LUAI_FUNC const TValue *luaT_gettmbyobj (lua_State *L, const TValue *o,
|
|
|
54 TMS event);
|
|
|
55 LUAI_FUNC void luaT_init (lua_State *L);
|
|
|
56
|
|
|
57 #endif
|
