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Date: Fri, 27 Feb 2009 19:18:30 +0000
From: Dave Korn <dave.korn.cygwin@googlemail.com>
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Subject: Re: Files in /usr/bin
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Buchbinder, Barry (NIH/NIAID) [E] wrote:
> As I understand it, </usr/bin> is mounted on </bin>; everything should be
> in </cygdrive/c/cygwin/bin> and nothing in </cygdrive/c/cygwin/usr/bin>.

  Yes, spot on.

> I then looked at everything that was in both </cygdrive/c/cygwin/usr/bin>
> and </cygdrive/c/cygwin/bin>. - 'ls' showed that everything had identical
> timestamps and permissions. - 'cmp' showed that everything were identical.

> I'd really rather have only one copy of each file.  So my main questions
> are: - Is it is safe for me to delete the duplicated files from </usr/bin>
> and move the unique files from </usr/bin> to </bin>? - Is there something
> else that I should do?

  Yep.  Make sure and use cmd.exe or windows explorer to do it, don't use bash
out of habit!

> Questions for my education (meaning no answer is expect): - Is this normal
> or common?

  Not normal or common but not unheard-of either.

> - How does/might the duplication happen?

  No idea.  The only time anything like it ever happened to me (out of dozens
of cygwin installations), it was just a handful of files.

>- Would emptying
> </cygdrive/c/cygwin/usr/bin> and reinstalling everything work?  (I'd do the
> experiment but I'm reluctant.)

  Likewise :)

    cheers,
      DaveK

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