On 11/13/2014 08:44 AM, Max Reitz wrote: >> (By the way, I really wish Solaris had implemented a variant that >> queried, but did NOT change the file offset - maybe Linux can add that >> as an extension, and give it sane semantics of not special casing >> trailing holes...) > > Are you asking for fiemap? :-P
Not that bulky; maybe just two more constants SEEK_PEEK_HOLE and SEEK_PEEK_DATA, which return the same values as their non-peek counterparts but without modifying the fd offset. -- Eric Blake eblake redhat com +1-919-301-3266 Libvirt virtualization library http://libvirt.org
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