[CentOS] Overwrite target of ln
Matt Arnilo S. Baluyos (Mailing Lists)
matt.baluyos.lists at gmail.com
Tue Mar 4 23:41:31 UTC 2008
On 05/03/2008, Matt Arnilo S. Baluyos (Mailing Lists)
<matt.baluyos.lists at gmail.com> wrote:
> On 05/03/2008, Garrick Staples <garrick at usc.edu> wrote:
> > On Wed, Mar 05, 2008 at 07:20:50AM +0800, Matt Arnilo S. Baluyos (Mailing Lists) alleged:
> >
> > > Hi all,
> > >
> > > Sorry if this seems too basic.
> > >
> > > But is there a way to overwrite the target of a symbolic link without
> > > first deleting the symlink itself?
> > >
> > > For example, if I have this:
> > >
> > > public_html -> releases/b2b-20080228
> > >
> > > ... and there's a new update, I can then just do the following:
> > >
> > > $ ln releases/site-latest public_html
> > >
> > > I tried using the -f option but it doesn't seem to work as expected.
> >
> >
> > Your example doesn't have -s? I assume that was a typo?
> >
> > Anyways, ln -sf does exactly what you describe.
> >
> > $ ls -l foo
> > lrwxrwxrwx 1 garrick rds 3 Mar 4 15:24 foo -> bar
> > $ ln -sf bar2 foo
> > $ ls -l foo
> > lrwxrwxrwx 1 garrick rds 4 Mar 4 15:24 foo -> bar2
>
>
> Hi,
>
> Sorry. That was a typo.
>
> I have just tried using a target as a file and it does seem to work
> with the -f option. It's only when the target is a directory that it
> fails:
>
> $ ll
> drwxrwxr-x 2 matt matt 4096 Mar 4 14:34 dir1
> drwxrwxr-x 2 matt matt 4096 Mar 4 14:34 dir2
> lrwxrwxrwx 1 matt matt 4 Mar 4 14:35 link -> dir1
>
> $ ln -s dir2 link
That should be:
$ ln -sf dir2 link
Early morning here. :)
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