Re: how to check callback prototypes?

[Bob Friesenhahn]

On Thu, 14 Jul 2005, Kevin P. Fleming wrote:

> Sam Steingold wrote:
>
> > I want it to be error because I cannot pass
> > void my_callback (const DB_ENV* dbe, const char *errpfx, const char *msg);
> > instead of
> > void my_callback (const char *errpfx, char *msg);
> >
> > so: how do I turn the warning into a failed compilation?
> > (the result: above should be "no", not "yes")
>
> Add -Werror to CFLAGS, that should do it.

This approach only works with GCC and will cripple building most 
software.

Bob
======================================
Bob Friesenhahn
address@hidden, http://www.simplesystems.org/users/bfriesen/
GraphicsMagick Maintainer,    http://www.GraphicsMagick.org/