channels: Add 'channel-instances->derivation'.
authorLudovic Courtès <ludo@gnu.org>
Tue, 18 Sep 2018 10:08:05 +0000 (12:08 +0200)
committerLudovic Courtès <ludo@gnu.org>
Fri, 21 Sep 2018 15:04:38 +0000 (17:04 +0200)
commitc37f38bde69c072cfd0006ba89f30f0d0ad24448
tree6ea4bbbb3694331738efd1ef4d1c183e06c59bbe
parent811b21fb15d36b06fde994ca7ef5916a9a19f250
channels: Add 'channel-instances->derivation'.

* guix/channels.scm (channel-instances->derivation): New procedure.
(latest-channel-derivation): Use it.
(channel-instance-derivations): Make private.
guix/channels.scm