[sane-devel] Some warnings/errors - please verify your backends

[Henning Meier-Geinitz]

Hi,

On Thu, Mar 27, 2003 at 08:21:35AM +0900, Olaf Meeuwissen wrote:
> > From: der Mouse <mouse at Rodents.Montreal.QC.CA>
> > 
> > - A lot of "unused parameter" warnings.  I saw some SANE code that does
> >   "var=var;" to quell such warnings, so presumably at least some people
> >   care.
> 
> I've seen such code as well and find it horribly inelegant.  Any good
> reasons why you can not replace:
> 
>   void useless_func( int unused_parameter )
>   {
>     unused_parameter = unused_parameter;
>   }
> 
> with:
> 
>   void useless_func( int )
>   {
>   }
> 
> This gets rid of the "unused parameter" warnings just fine (with gcc
> at least) and very clearly indicates that useless_func does not give
> a damn about the parameter it gets passed.

With gcc-3.2 I'm getting the following error when I try your solution:

parameter name omitted

bye,
  Henning