From mboxrd@z Thu Jan  1 00:00:00 1970
From: Nikita Karetnikov <nikita@karetnikov.org>
Subject: Re: guix-package --roll-back
Date: Thu, 10 Jan 2013 10:01:02 -0500
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To: Ludovic =?utf-8?Q?Court=C3=A8s?= <ludo@gnu.org>
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Hi,

I've forgotten to ask about the following.

  (equal? (map (cut file-exists? <>)
               (list previous-profile manifest))
          '(#t #t))

Is it enough to check that 'previous-profile' and 'manifest' exist.
Should it actually check 'manifest'?

Nikita

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