On Thu, Aug 11, 2005 at 09:25:19PM -0600, Eric Blake wrote:
> It turns out that a patch to cygwin to make open(".", O_RDONLY) always
> work if the directory is readable fixed find; so that find does the right
> thing out-of-the-box (with or without fts) in the upcoming cygwin-1.5.19.
> Unless some other system is found where open(".") violates POSIX
> requirements for readable directories, I don't think we need to go to any
> great effort in gnulib fts() or in find to work around this cygwin virtual
> directory bug.
My reading of the POSIX standard (IEEE Std 1003.1, 2004 Edition) is
that it requires open(".", O_RDONLY) to work on directories. I
believe that the only case where open(2) is permitted to fail with
EISDIR is:-
[EISDIR]
The named file is a directory and oflag includes O_WRONLY or O_RDWR.
Regards,
James.
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