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userdata can have multiple user values

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Roberto Ierusalimschy
2018-02-20 13:52:50 -03:00
parent 1afd5a152d
commit ca6fe7449a
8 changed files with 122 additions and 81 deletions
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15
lua.h
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@@ -1,5 +1,5 @@
/*
** $Id: lua.h,v 1.339 2017/11/07 13:25:26 roberto Exp roberto $
** $Id: lua.h,v 1.340 2018/02/17 19:29:29 roberto Exp roberto $
** Lua - A Scripting Language
** Lua.org, PUC-Rio, Brazil (http://www.lua.org)
** See Copyright Notice at the end of this file
@@ -247,9 +247,9 @@ LUA_API int (lua_rawgeti) (lua_State *L, int idx, lua_Integer n);
LUA_API int (lua_rawgetp) (lua_State *L, int idx, const void *p);
LUA_API void (lua_createtable) (lua_State *L, int narr, int nrec);
LUA_API void *(lua_newuserdata) (lua_State *L, size_t sz);
LUA_API void *(lua_newuserdatauv) (lua_State *L, size_t sz, int nuvalue);
LUA_API int (lua_getmetatable) (lua_State *L, int objindex);
LUA_API int (lua_getuservalue) (lua_State *L, int idx);
LUA_API int (lua_getiuservalue) (lua_State *L, int idx, int n);
/*
@@ -263,7 +263,7 @@ LUA_API void (lua_rawset) (lua_State *L, int idx);
LUA_API void (lua_rawseti) (lua_State *L, int idx, lua_Integer n);
LUA_API void (lua_rawsetp) (lua_State *L, int idx, const void *p);
LUA_API int (lua_setmetatable) (lua_State *L, int objindex);
LUA_API void (lua_setuservalue) (lua_State *L, int idx);
LUA_API int (lua_setiuservalue) (lua_State *L, int idx, int n);
/*
@@ -380,7 +380,7 @@ LUA_API void (lua_setallocf) (lua_State *L, lua_Alloc f, void *ud);
/*
** {==============================================================
** compatibility macros for unsigned conversions
** compatibility macros
** ===============================================================
*/
#if defined(LUA_COMPAT_APIINTCASTS)
@@ -390,6 +390,11 @@ LUA_API void (lua_setallocf) (lua_State *L, lua_Alloc f, void *ud);
#define lua_tounsigned(L,i) lua_tounsignedx(L,(i),NULL)
#endif
#define lua_newuserdata(L,s) lua_newuserdatauv(L,s,1)
#define lua_getuservalue(L,idx) lua_getiuservalue(L,idx,1)
#define lua_setuservalue(L,idx) lua_setiuservalue(L,idx,1)
/* }============================================================== */
/*