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first implementation for weak tables

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Roberto Ierusalimschy
2001-04-11 11:42:41 -03:00
parent 2a50188269
commit 0e0e4a480e
7 changed files with 121 additions and 30 deletions
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12
lua.h
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@@ -1,5 +1,5 @@
/*
** $Id: lua.h,v 1.92 2001/03/26 14:31:49 roberto Exp roberto $
** $Id: lua.h,v 1.93 2001/04/06 21:17:37 roberto Exp roberto $
** Lua - An Extensible Extension Language
** TeCGraf: Grupo de Tecnologia em Computacao Grafica, PUC-Rio, Brazil
** e-mail: lua@tecgraf.puc-rio.br
@@ -46,6 +46,11 @@
#define LUA_ERRMEM 4
#define LUA_ERRERR 5
/* weak modes */
#define LUA_WEAK_KEY 1
#define LUA_WEAK_VALUE 2
typedef struct lua_State lua_State;
typedef int (*lua_CFunction) (lua_State *L);
@@ -208,6 +213,9 @@ LUA_API void lua_concat (lua_State *L, int n);
LUA_API void *lua_newuserdata (lua_State *L, size_t size);
LUA_API void lua_setweakmode (lua_State *L, int mode);
LUA_API int lua_getweakmode (lua_State *L, int index);
/*
** ===============================================================
@@ -290,7 +298,7 @@ LUA_API void *lua_newuserdata (lua_State *L, size_t size);
/******************************************************************************
* Copyright (C) 1994-2000 TeCGraf, PUC-Rio. All rights reserved.
* Copyright (C) 1994-2001 TeCGraf, PUC-Rio. All rights reserved.
*
* Permission is hereby granted, without written agreement and without license
* or royalty fees, to use, copy, modify, and distribute this software and its