[RFC] Define/use pad() instead of open coding it

[Julien Cristau]

On Fri, Mar 12, 2010 at 01:01:52 -0500, Matt Turner wrote:

> diff --git a/hw/dmx/dmxpict.c b/hw/dmx/dmxpict.c
> index 072e3a6..a2b9484 100644
> --- a/hw/dmx/dmxpict.c
> +++ b/hw/dmx/dmxpict.c
> @@ -674,7 +674,7 @@ static int dmxProcRenderSetPictureFilter(ClientPtr client)
>  
>      if (pPictPriv->pict) {
>  	filter  = (char *)(stuff + 1);
> -	params  = (XFixed *)(filter + ((stuff->nbytes + 3) & ~3));
> +	params  = (XFixed *)(filter + pad(stuff->nbytes, 4));
>  	nparams = ((XFixed *)stuff + client->req_len) - params;
>  
pad_to_int32 maybe?  or do you want to get rid of that one in favour of
your new pad?  (also i guess a less generic name than pad would avoid
possible namespace conflict...)

Cheers,
Julien