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new macro 'changenvalue'

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This commit is contained in:
Roberto Ierusalimschy 2009-06-18 13:36:40 -03:00
parent d7872dcf91
commit a36c8e1718
1 changed files with 4 additions and 1 deletions
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5
lobject.h
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@ -1,5 +1,5 @@
/*
** $Id: lobject.h,v 2.25 2009/03/26 12:56:38 roberto Exp roberto $
** $Id: lobject.h,v 2.26 2009/06/17 17:48:34 roberto Exp roberto $
** Type definitions for Lua objects
** See Copyright Notice in lua.h
*/
@ -119,6 +119,9 @@ typedef struct lua_TValue {
#define setnvalue(obj,x) \
{ TValue *i_o=(obj); i_o->value.n=(x); i_o->tt=LUA_TNUMBER; }
#define changenvalue(obj,x) \
( lua_assert((obj)->tt==LUA_TNUMBER), (obj)->value.n=(x) )
#define setpvalue(obj,x) \
{ TValue *i_o=(obj); i_o->value.p=(x); i_o->tt=LUA_TLIGHTUSERDATA; }