Stephane CHAZELAS <stephane.chaze...@gmail.com> wrote, on 07 Jun 2017:
>
> 2017-06-07 12:41:52 +0200, Joerg Schilling:
> > Stephane Chazelas <stephane.chaze...@gmail.com> wrote:
> >
> > > Do you have an opinion on whether POSIX should allow the
> > > expansion of globs not to include "." and ".." by default?
> >
> > The fact that some filesystems include "." and ".." in the readdir()
> > output does not make these entries required by POSIX.
> >
> > In 1990, my "WOFS" did already make a directory a special zero byte sized
> > file
> > with link count "1" and readdir() does not return "." or ".." with WOFS.
> >
> > The ZFS people decided to fake "." and "..", but this is not required.
> [...]
>
> Yes, it's hard to tell what behaviour one can rely on with the
> current text. Is opendir(".") required to open the current
> directory even if there's no "." entry in the current directory
> (same for "..")? Is foo/./bar required to be the same as
> foo/bar?
The answer to both of those question is yes. See XBD 4.13 Pathname
Resolution.
--
Geoff Clare <g.cl...@opengroup.org>
The Open Group, Apex Plaza, Forbury Road, Reading, RG1 1AX, England
