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bug in lua_pushuserdata(L, NULL)

This commit is contained in:
Roberto Ierusalimschy 2001-02-01 11:56:49 -02:00
parent b68fb7f62e
commit 6858763994
3 changed files with 9 additions and 3 deletions
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5
bugs
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@ -250,3 +250,8 @@ Fri Dec 22 15:30:42 EDT 2000
>> when `read' fails it must return nil (and not no value)
(by cassino; since at least 3.1)
** lstring.c/lapi.c
Thu Feb 1 11:55:45 EDT 2001
>> lua_pushuserdata(L, NULL) is buggy
(by Edgar Toernig; since 4.0)

3
lapi.c
View File

@ -1,5 +1,5 @@
/*
** $Id: lapi.c,v 1.121 2001/01/26 11:45:51 roberto Exp roberto $
** $Id: lapi.c,v 1.122 2001/01/29 17:16:58 roberto Exp roberto $
** Lua API
** See Copyright Notice in lua.h
*/
@ -702,6 +702,7 @@ LUA_API void *lua_newuserdata (lua_State *L, size_t size) {
TString *ts;
void *p;
LUA_LOCK;
if (size == 0) size = 1;
ts = luaS_newudata(L, size, NULL);
setuvalue(L->top, ts);
api_incr_top(L);

4
lstring.c
View File

@ -1,5 +1,5 @@
/*
** $Id: lstring.c,v 1.52 2001/01/26 15:58:50 roberto Exp roberto $
** $Id: lstring.c,v 1.53 2001/01/29 19:34:02 roberto Exp roberto $
** String table (keeps all strings handled by Lua)
** See Copyright Notice in lua.h
*/
@ -97,7 +97,7 @@ TString *luaS_newudata (lua_State *L, size_t s, void *udata) {
ts->nexthash = NULL;
ts->len = s;
ts->u.d.tag = 0;
ts->u.d.value = (udata == NULL) ? uts+1 : udata;
ts->u.d.value = (s > 0) ? uts+1 : udata;
/* insert it on table */
newentry(L, &G(L)->udt, ts, lmod(IntPoint(ts->u.d.value), G(L)->udt.size));
return ts;