lua-5.1.5/src/lvm.h

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/*
** $Id: lvm.h,v 2.5.1.1 2007/12/27 13:02:25 roberto Exp $
** Lua virtual machine
** See Copyright Notice in lua.h
*/
 
#ifndef lvm_h
#define lvm_h
 
 
#include "ldo.h"
#include "lobject.h"
#include "ltm.h"
 
 
#define tostring(L,o) ((ttype(o) == LUA_TSTRING) || (luaV_tostring(L, o)))
 
#define tonumber(o,n)   (ttype(o) == LUA_TNUMBER || \
                         (((o) = luaV_tonumber(o,n)) != NULL))
 
#define equalobj(L,o1,o2) \
    (ttype(o1) == ttype(o2) && luaV_equalval(L, o1, o2))
 
 
LUAI_FUNC int luaV_lessthan (lua_State *L, const TValue *l, const TValue *r);
LUAI_FUNC int luaV_equalval (lua_State *L, const TValue *t1, const TValue *t2);
LUAI_FUNC const TValue *luaV_tonumber (const TValue *obj, TValue *n);
LUAI_FUNC int luaV_tostring (lua_State *L, StkId obj);
LUAI_FUNC void luaV_gettable (lua_State *L, const TValue *t, TValue *key,
                                            StkId val);
LUAI_FUNC void luaV_settable (lua_State *L, const TValue *t, TValue *key,
                                            StkId val);
LUAI_FUNC void luaV_execute (lua_State *L, int nexeccalls);
LUAI_FUNC void luaV_concat (lua_State *L, int total, int last);
 
#endif