On 09/28/2015 09:19 AM, Stefan Weil wrote: > Am 28.09.2015 um 17:06 schrieb Eric Blake: >> On 09/28/2015 02:26 AM, Stefan Weil wrote: >> >>>> Can you explain why osdep.h's >>>> >>>> #define FMT_pid "%" PRId64 >>>> >>>> is appropriate for Windows? >>> Don't blame me for any strangeness which you might find in Windows. :-) >>> >>> Mingw-w64 sys/types.h defines pid_t to be either an int or an __int64. >>> FMT_pid must match these definitions. >>> >>> But getpid returns an int, not a pid_t... >> Can we 1) file a bug against mingw for their buggy getpid(), and 2) >> write a wrapper that makes getpid() always return pid_t in the meantime? > > 1) No, because MinGW and Mingw-w64 use the same declaration as MS. > They cannot change that, of course. Nor will MS correct this after many > years, for obvious reasons.
If getpid() always returns int, then defining pid_t to __int64 feels wrong. I still claim its a mingw bug to have a mismatch in types. -- Eric Blake eblake redhat com +1-919-301-3266 Libvirt virtualization library http://libvirt.org
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