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Date:      Tue, 03 Mar 2009 20:15:36 +0200
From:      Andriy Gapon <avg@icyb.net.ua>
To:        freebsd-hackers@FreeBSD.org
Subject:   ln: posixly confused
Message-ID:  <49AD73C8.7010500@icyb.net.ua>

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Test case.
Preparation:
$ mkdir linktest
$ cd linktest
$ mkdir some_dir
$ mkdir other_dir
The test:
$ ln -s some_dir the_link
$ ln -s -f other_dir the_link

Expected: the_link points to other_dir.
Actual result: some_dir contains symlink other_dir -> other_dir.

>From ln(1):
SYNOPSIS
     ln [-s [-F]] [-f | -iw] [-hnv] source_file [target_file]
     ln [-s [-F]] [-f | -iw] [-hnv] source_file ... target_dir

I thought that only true directory would trigger the second form.
I thought that the second argument being a symlink (to a file or to a directory)
should trigger the first form.

I also read this:
http://www.opengroup.org/onlinepubs/009695399/utilities/ln.html

I think that the text there (and in ln(1)) implies what I expected, but this is
not spelled out clearly.

I am confused.

-- 
Andriy Gapon



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