external/mit/lua/dist/src/lvm.h

   1 /*      $NetBSD: lvm.h,v 1.1.1.2 2012/03/15 00:08:09 alnsn Exp $        */
   2
   3 /*
   4 ** $Id: lvm.h,v 1.1.1.2 2012/03/15 00:08:09 alnsn Exp $
   5 ** Lua virtual machine
   6 ** See Copyright Notice in lua.h
   7 */
   8
   9 #ifndef lvm_h
  10 #define lvm_h
  11
  12
  13 #include "ldo.h"
  14 #include "lobject.h"
  15 #include "ltm.h"
  16
  17
  18 #define tostring(L,o) ((ttype(o) == LUA_TSTRING) || (luaV_tostring(L, o)))
  19
  20 #define tonumber(o,n)   (ttype(o) == LUA_TNUMBER || \
  21                          (((o) = luaV_tonumber(o,n)) != NULL))
  22
  23 #define equalobj(L,o1,o2) \
  24         (ttype(o1) == ttype(o2) && luaV_equalval(L, o1, o2))
  25
  26
  27 LUAI_FUNC int luaV_lessthan (lua_State *L, const TValue *l, const TValue *r);
  28 LUAI_FUNC int luaV_equalval (lua_State *L, const TValue *t1, const TValue *t2);
  29 LUAI_FUNC const TValue *luaV_tonumber (const TValue *obj, TValue *n);
  30 LUAI_FUNC int luaV_tostring (lua_State *L, StkId obj);
  31 LUAI_FUNC void luaV_gettable (lua_State *L, const TValue *t, TValue *key,
  32                                             StkId val);
  33 LUAI_FUNC void luaV_settable (lua_State *L, const TValue *t, TValue *key,
  34                                             StkId val);
  35 LUAI_FUNC void luaV_execute (lua_State *L, int nexeccalls);
  36 LUAI_FUNC void luaV_concat (lua_State *L, int total, int last);
  37
  38 #endif