Re: [RFC] Bug in mkdir(2)

Douglas Weimer (weim0404@kettering.edu)
Wed, 16 Jun 1999 16:59:10 -0400 (EDT)

Following symlinks can be useful at times. It is the root-owned
processes responsibility to check for symlinks in /tmp. This argument
can be used for any file manipulation in a globally writable directory.
Both mkdir("foo") and mkdir("foo/") should follow symlinks for
consistency purposes.

Doug

>
> The same as for mkdir("foo")? mkdir behaves like open( ,O_CREAT|O_EXCL, );
> Which doesn't follow links, by exactly the same reasons. Think of
> ln -sf <something_interesting_that_should_not_exist> /tmp/foo012345
> when root-owned process is expected to create/mkdir/mknod/rename to
> /tmp/foo12345.
>
> Just to clarify: mkdir("foo") doesn't follow the link. mkdir("foo/") does.
>
>
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