Re: [Qemu-devel] Mingw GCC not recognising printf format "%I64u"

[Anthony Liguori]

François Revol wrote:
> > Jamie Lokier wrote:
> >     
> > > Anthony Liguori wrote:
> > >       
> > > > Consul wrote:
> > > >         
> > > > > This patch suppresses a lot of mingw warnings like
> > > > > qemu-img.c:288: warning: format '%I64u' expects type 'unsigned 
> > > > > int', 
> > > > > but argument 2 has type 'uint64_t'
> > > > >           
> > > > I'd rather see the warning fixed (by switching to PRIu64) than to 
> > > > have 
> > > > the warnings disabled.
> > > >         
> > > Since that's in code for Windows, I'd rather see mingw's GCC fixed
> > > to recognise %I64u, since that's fine Windows code.
> > >       
>
> I suppose Windows doesn't #define the now standard PRI*N macros:
> http://www.opengroup.org/onlinepubs/009695399/basedefs/inttypes.h.html
>
> else you'd use PRIu64.
>   

Or we can just do

#ifdef _WIN32
#define PRIu64 "%llu"
#endif

or whatever the correct format is.

Regards,

Anthony Liguori

> I won't blame it for not doing so, BeOS didn't have them either (but 
> hey, it was out before C99...).
>
> François.
>
>
>