Messages in this thread | | | From | Mike Frysinger <> | Subject | Re: [BUG] Generic syscalls -- chmod vs. fchmodat | Date | Tue, 25 Jan 2011 13:52:00 -0500 |
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On Tuesday, January 25, 2011 13:21:14 Arnd Bergmann wrote: > On Tuesday 25 January 2011 18:45:15 Roland McGrath wrote: > > I know of no reason to > > > > think that the current treatment of the empty string was ever intended at > > the creation of the *at interfaces. > > I always assumed that this was done so that the *at syscalls can replace > both the ones that take a file descriptor (e.g. fstat) and the ones that > take a pathname (e.g. stat), which is sensible for the non-AT_FDCWD case, > although not documented in the man pages. > > Treating the empty string special for AT_FDCWD is rather pointless, but > at least consistent.
i dont know if the gnulib peeps are on these lists, but i think their implementations of some of the *at funcs leverage the extended behavior that is available under Linux. or at least, i'm certain they'll have some insight into some of these nuances. -mike [unhandled content-type:application/pgp-signature] | |