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From: ludo@gnu.org (Ludovic Courtès)
To: Alex Kost <alezost@gmail.com>
Cc: guix-devel@gnu.org
Subject: Re: [PATCH] profiles: Report about upgrades.
Date: Sat, 30 Aug 2014 21:56:18 +0200	[thread overview]
Message-ID: <87bnr1bvkt.fsf@gnu.org> (raw)
In-Reply-To: <87d2bvcqfx.fsf_-_@gmail.com> (Alex Kost's message of "Wed, 20 Aug 2014 16:10:10 +0400")

Alex Kost <alezost@gmail.com> skribis:

> +  (let* ((remove (manifest-matching-entries
> +                  manifest (manifest-transaction-remove transaction)))
> +         (install/upgrade (manifest-transaction-install transaction))
> +         (install '())
> +         (upgrade (append-map
> +                   (lambda (entry)
> +                     (let ((matching
> +                            (manifest-matching-entries
> +                             manifest
> +                             (list (manifest-pattern
> +                                    (name   (manifest-entry-name entry))
> +                                    (output (manifest-entry-output entry)))))))
> +                       (when (null? matching)
> +                         (set! install (cons entry install)))
> +                       matching))
> +                   install/upgrade)))

Somehow I had overlooked the ‘set!’ here.  ;-)  I’ve just added an
auxiliary procedure, ‘manifest-transaction-effects’, which does that in
a functional way.  Let me know if there’s anything wrong.

Ludo’.

  parent reply	other threads:[~2014-08-30 19:58 UTC|newest]

Thread overview: 48+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-07-25 17:58 Emacs interface for Guix Alex Kost
2014-07-25 20:36 ` Ludovic Courtès
2014-07-26 17:44   ` Alex Kost
2014-07-28 10:15     ` Alex Kost
2014-08-11 20:54       ` Ludovic Courtès
2014-08-12 10:19         ` [PATCH] " Alex Kost
2014-08-12 14:19           ` Ludovic Courtès
2014-08-12 16:20             ` Alex Kost
2014-08-12 19:50               ` Ludovic Courtès
2014-08-13  6:57                 ` Alex Kost
2014-08-13 16:03                   ` Ludovic Courtès
2014-08-13 20:58                     ` Alex Kost
2014-08-15  5:51                       ` Alex Kost
2014-08-16  9:27                         ` Ludovic Courtès
2014-08-16 10:52                           ` [PATCH] manifest-transaction Alex Kost
2014-08-20 12:10                           ` [PATCH] profiles: Report about upgrades Alex Kost
2014-08-23 11:58                             ` Ludovic Courtès
2014-08-30 19:56                             ` Ludovic Courtès [this message]
2014-08-31  6:04                               ` Alex Kost
2014-08-31 19:57                                 ` Ludovic Courtès
2014-08-31 22:54                                   ` Jason Self
2014-09-01  7:13                                   ` Alex Kost
2014-09-02 19:45                                     ` Ludovic Courtès
     [not found]                                       ` <87egvrke1z.fsf@gmail.com>
2014-09-04 19:37                                         ` Ludovic Courtès
2014-08-16 12:24                       ` [PATCH] Emacs interface for Guix Ludovic Courtès
2014-08-16 13:07                         ` Alex Kost
2014-08-19 21:00                           ` Ludovic Courtès
2014-08-20 10:54                             ` Alex Kost
2014-08-22  8:56                               ` Ludovic Courtès
2014-08-22 12:44                                 ` Alex Kost
2014-08-27  8:34                                   ` Ludovic Courtès
2014-10-04 17:59                                 ` [PATCH] guix package: Export generation procedures Alex Kost
2014-10-04 20:23                                   ` Ludovic Courtès
2014-10-05  8:54                                     ` [PATCH] emacs: Add support for deleting generations Alex Kost
2014-10-05 13:14                                       ` Ludovic Courtès
2014-10-05 18:23                                         ` Alex Kost
2014-10-05 19:20                                           ` Ludovic Courtès
2014-10-05 20:04                                             ` Alex Kost
2014-10-06  7:36                                               ` Ludovic Courtès
2014-10-06 14:14                                     ` [PATCH] guix package: Add '--switch-generation' option Alex Kost
2014-10-06 19:27                                       ` Ludovic Courtès
2014-10-07 10:04                                         ` Alex Kost
2014-10-07 16:00                                           ` Ludovic Courtès
2014-10-07 21:32                                             ` Alex Kost
2014-10-08  9:44                                               ` Ludovic Courtès
2014-10-05 14:44                                   ` [PATCH] guix package: Export generation procedures Andreas Enge
2014-10-05 19:21                                     ` Ludovic Courtès
2014-07-26 20:58 ` Emacs interface for Guix Ludovic Courtès

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