GNU bug report logs - #36578
[PATCH 0/9] Modernize the API of the 'derivation' primitive

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From: Ludovic Courtès <ludo <at> gnu.org>
To: 36578 <at> debbugs.gnu.org
Cc: Ludovic Courtès <ludo <at> gnu.org>
Subject: [bug#36578] [PATCH 9/9] channels: Avoid use of 'derivation-input-path'.
Date: Wed, 10 Jul 2019 19:11:28 +0200

* guix/channels.scm (old-style-guix?): Use 'derivation-name' rather than
'derivation-input-path'.
---
 guix/channels.scm | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/guix/channels.scm b/guix/channels.scm
index e6bb9b891b..a8c8f43276 100644
--- a/guix/channels.scm
+++ b/guix/channels.scm
@@ -424,8 +424,9 @@ derivation."
   ;; "old style" (before commit 8a0d9bc8a3f153159d9e239a151c0fa98f1e12d8,
   ;; dated May 30, 2018) did not depend on "guix-command.drv".
   (not (find (lambda (input)
-               (string-suffix? "-guix-command.drv"
-                               (derivation-input-path input)))
+               (string=? "guix-command"
+                         (derivation-name
+                          (derivation-input-derivation input))))
              (derivation-inputs drv))))
 
 (define (channel-instances->manifest instances)
-- 
2.22.0

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