Messages in this thread | | | From | Nikita Danilov <> | Date | Thu, 10 Jul 2003 14:37:55 +0400 | Subject | Re: Are "," and ".." in directory required? |
| |
"Andrey Borzenkov" writes: > > > -----Original Message----- > > > > > "Andrey Borzenkov" writes: > > > > > > Is it possible for readdir to return really empty directory - without > > > and entry, even "." and ".."? > > > > Enter empty directory. Remove it by rmdir() by another process. Now you > > have a directory without dot and dotdot. > > > > It is not quite the same. > > bor@itsrm2% cd foo > bor@itsrm2% sudo rmdir /tmp/foo > bor@itsrm2% ls -la . > .: No such file or directory > > how do I access this? OK I could have opendir on it ... but then,
You should access it through getcwd(2). Try 'ls -al'. readdir has special case for such directories (IS_DEADDIR), so it will come up as empty without dot and dotdot.
> directory contents is (mur be) still there just like with any > open unlinked file.
What actually remains in the directory is completely up to the file system. File system may decide to remove dot and dotdot during rmdir, or remove some of them, of leave everything to the final iput().
> > OK, not "possible to return" - it was wrong. Is it allowed? :) > > -andrey
Nikita. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |