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

[Anthony Liguori <anthony@codemonkey.ws>]

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.
>
>
>