Jan Kiszka wrote:
> Gilles Chanteperdrix wrote:
> > Philippe Gerum wrote:
> > > Gilles Chanteperdrix wrote:
> > > > Since binding of the semaphore heaps is now made by xeno_skin_bind,
> > there is
> > > > much less modifications in src/skins/posix/init.c. However, I had to
> > do
> > > > something really ugly: since binding the semaphore heaps by
> > xeno_skin_bind
> > > > requires calls to open, ioctl, mmap, close and munmap, I redefined
> > these symbols
> > > > to be the __real_ variants before including bind.h.
> > >
> > > Is there any upside to do this instead of simply calling the __real_*
> > > placeholders, since we do already provide weak wrappers for those when
> > the
> > > linker's wrapping magic is not invoked?
> > The point is that the wrappers and linker magic only take place for
> > POSIX skins. Other skins have to call the genuine open, ioctl, mmap,
> > close and munmap services.
> What about controlling the desired prefix for generic functions in
> bind.h via some #define that the caller has to/can set before including
> the header:
> #define POSIX_PREFIX __real_
> #include <asm-generic/bits/bind.h>
> and there we would have:
> Looks a bit cleaner to me.
Well, in this case we end up cluttering the code with the POSIX_PREFIX
macro, even in the non posix case where no prefix is needed.
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