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auxiliar functions "luaH_setint" & "luaH_getint".

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This commit is contained in:
Roberto Ierusalimschy 1998-07-12 13:15:19 -03:00
parent ee912e5a7f
commit 41d9ea948c
2 changed files with 23 additions and 3 deletions
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21
ltable.c
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@ -1,5 +1,5 @@
/* /*
** $Id: ltable.c,v 1.11 1998/01/13 18:06:27 roberto Exp roberto $ ** $Id: ltable.c,v 1.12 1998/01/28 16:50:33 roberto Exp roberto $
** Lua tables (hash) ** Lua tables (hash)
** See Copyright Notice in lua.h ** See Copyright Notice in lua.h
*/ */
@ -162,7 +162,7 @@ TObject *luaH_get (Hash *t, TObject *ref)
{ {
int h = present(t, ref); int h = present(t, ref);
if (ttype(ref(node(t, h))) != LUA_T_NIL) return val(node(t, h)); if (ttype(ref(node(t, h))) != LUA_T_NIL) return val(node(t, h));
else return NULL; else return &luaO_nilobject;
} }
@ -214,3 +214,20 @@ Node *luaH_next (TObject *o, TObject *r)
return hashnext(t, i+1); return hashnext(t, i+1);
} }
} }
void luaH_setint (Hash *t, int ref, TObject *val) {
TObject index;
ttype(&index) = LUA_T_NUMBER;
nvalue(&index) = ref;
*(luaH_set(t, &index)) = *val;
}
TObject *luaH_getint (Hash *t, int ref) {
TObject index;
ttype(&index) = LUA_T_NUMBER;
nvalue(&index) = ref;
return luaH_get(t, &index);
}

5
ltable.h
View File

@ -1,5 +1,5 @@
/* /*
** $Id: ltable.h,v 1.4 1997/11/19 17:29:23 roberto Exp roberto $ ** $Id: ltable.h,v 1.5 1997/11/26 18:53:45 roberto Exp roberto $
** Lua tables (hash) ** Lua tables (hash)
** See Copyright Notice in lua.h ** See Copyright Notice in lua.h
*/ */
@ -20,5 +20,8 @@ void luaH_free (Hash *frees);
TObject *luaH_get (Hash *t, TObject *ref); TObject *luaH_get (Hash *t, TObject *ref);
TObject *luaH_set (Hash *t, TObject *ref); TObject *luaH_set (Hash *t, TObject *ref);
Node *luaH_next (TObject *o, TObject *r); Node *luaH_next (TObject *o, TObject *r);
void luaH_setint (Hash *t, int ref, TObject *val);
TObject *luaH_getint (Hash *t, int ref);
#endif #endif