Re: [Wxlua-users] wxLua with wxSocket ReadMsg() problem and work around.

[John L. <jla...@gm...>]

Thanks! You're perfectly right about using LastCount(), in fact the
wxWidgets docs even suggest that for the ReadMsg() function.

-John Labenski

On 8/1/06, Steve Kieu <ha...@ya...> wrote:
>
> Hi everyone,
>
> I have problem when using wxSocket in wxLua, ReadMsg
> return some garbage at the end of the string. The
> senario is:
>
> c. WriteMsg(luastr, luastr:len())
> s. ReadMsg(80)  // 80 is assured to be much bigger
> than luastr:len()
>
> If using in C++ (wxWidgets) the buffer returned by
> ReadMsg (even the nbytes is much bigger than the len
> actually written to socket) is the correct len. Have
> looked at the wxWidget source code and verify this.
> However if using it in Lua, I get garbage string at
> the end.
>
> So I propose to change this line:
>
> lua_pushlstring(L, (const char *)buffer, nbytes);
>
> to
>
> lua_pushlstring(L, (const char *)buffer,
> self->LastCount()); // skieu
>
> in
> wxLua_wxSocketBase_Read(lua_State *L) and
> wxLua_wxSocketBase_ReadMsg(lua_State *L)
>
> I am not sure of the side effect of that change but it
> worked for me, I never get any garbage since then :-)
>
> Any comment?
>
> Cheers
>
>
> S.KIEU
>
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