Re: PATCH RFA: Handle lack of struct statfs in ppc/sim/emul_netbsd.c

[Andrew Cagney <cagney at gnu dot org>]

> NetBSD post 2.0 has deprecated statfs in favor of statvfs.  The statfs
> system call still exists for compatibility purposes (if COMPAT_20),
> but struct statfs has been removed from the header files.
>
> This breaks the PowerPC simulator, which assumes that the existence of
> the statfs function implies the existence of struct statfs.
>
> This patch fixes this problem in the obvious way.
>
> I'm not sure why the NetBSD emulation implements fstatfs().  With this
> patch, it will stop doing so.  If implementing fstatfs() is important,
> somebody will have to add support for the new fstatvfs() system call.

GCC, or similar, in the very distant past must have needed it.

> OK for mainline?

I've checked it in (well will, once my build comes back).

thanks,
Andrew

> Ian
>
> 	* configure.in: Check for sys/mount.h, sys/vfs.h, sys/statfs.h.
> 	Check for struct statfs.
> 	* emul_netbsd.c: If not HAVE_STRUCT_STATFS, #undef HAVE_FSTATFS.
> 	* configure, config.in: Regenerate.