Path: chuka.playstation.co.uk!news
From: "Derek da Silva" <dasi@blueyonder.co.uk>
Newsgroups: scee.yaroze.freetalk.english
Subject: Re: George Bain Tutorial Warnings
Date: Sat, 13 Jul 2002 09:24:58 +0100
Organization: PlayStation Net Yaroze (SCEE)
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Hi Rikki

Just typecast the pointers to the cntrl_data struct:

    GetPadBuf((volatile u_char**)&buffer1,(volatile u_char**)&buffer2)

That should get rid of the warnings for you..

Derek

"Rikki Prince" <rprince@blueyonder.co.uk> wrote in message
news:ago2i2$d9k14@www.netyaroze-europe.com...
> I hope people don't mind me posting this here - it just seems all
> other groups are pretty much dead, so asking here is the only way to
> get a response :-)
>
> Anyway, onto the question. In George Bain's tutorials, when they are
> compiled, they all (well, I'm assuming all, as they all should use the
> same code for controllers) spit out the following:
>
> warning: passing arg 1 of `GetPadBuf' from incompatible pointer type
> warning: passing arg 2 of `GetPadBuf' from incompatible pointer type
>
> Now I'm pretty sure this is because George's code is passing a pointer
> (to a pointer, in fact) to his own data structure (cntrl_data) to
> GetPadBuf, while GetPadBuf is expecting a pointer to a pointer to a
> char. Is there anyway to avoid this warning, as I'm trying to do a
> similar thing to make some 'library files' (basically just the output
> files with .lib instead of .o) but when I come to compile other things
> and include these .lib files as input files, it says the function
> which calls GetPadBuf is unreferenced (etc etc blah de blah).
>
> Can anyone suggest anything?
>
> Cheers,
> Rikki
>
>