1 /*
2 ** $Id: lvm.h,v 2.18.1.1 2013/04/12 18:48:47 roberto Exp $
3 ** Lua virtual machine
4 ** See Copyright Notice in lua.h
5 */
6 
7 #ifndef lvm_h
8 #define lvm_h
9 
10 #include "ldo.h"
11 #include "lobject.h"
12 #include "ltm.h"
13 
14 #define tostring(L, o) (ttisstring(o) || (luaV_tostring(L, o)))
15 
16 #define tonumber(o, n) (ttisnumber(o) || (((o) = luaV_tonumber(o, n)) != NULL))
17 
18 #define equalobj(L, o1, o2) (ttisequal(o1, o2) && luaV_equalobj_(L, o1, o2))
19 
20 #define luaV_rawequalobj(o1, o2) equalobj(NULL, o1, o2)
21 
22 /* not to called directly */
23 LUAI_FUNC int luaV_equalobj_(lua_State *L, const TValue *t1, const TValue *t2);
24 
25 LUAI_FUNC int luaV_lessthan(lua_State *L, const TValue *l, const TValue *r);
26 LUAI_FUNC int luaV_lessequal(lua_State *L, const TValue *l, const TValue *r);
27 LUAI_FUNC const TValue *luaV_tonumber(const TValue *obj, TValue *n);
28 LUAI_FUNC int luaV_tostring(lua_State *L, StkId obj);
29 LUAI_FUNC void luaV_gettable(lua_State *L, const TValue *t, TValue *key,
30 							 StkId val);
31 LUAI_FUNC void luaV_settable(lua_State *L, const TValue *t, TValue *key,
32 							 StkId val);
33 LUAI_FUNC void luaV_finishOp(lua_State *L);
34 LUAI_FUNC void luaV_execute(lua_State *L);
35 LUAI_FUNC void luaV_concat(lua_State *L, int total);
36 LUAI_FUNC void luaV_arith(lua_State *L, StkId ra, const TValue *rb,
37 						  const TValue *rc, TMS op);
38 LUAI_FUNC void luaV_objlen(lua_State *L, StkId ra, const TValue *rb);
39 
40 #endif
41