From 5e2495d09e5ad78f8ebb6bfa6fb4ff09fb305ec4 Mon Sep 17 00:00:00 2001
From: Ludovic Courtès <ludo@gnu.org>
Date: Fri, 16 Feb 2018 11:06:31 +0100
Subject: import: utils: 'alist->package' allows false license.

Reported by <pkill9@runbox.com>.
Fixes <https://bugs.gnu.org/30470>.

* guix/import/utils.scm (alist->package): Check whether 'license' is
false and set the 'license' field to #f in this case.
* tests/import-utils.scm ("alist->package with false license"): New
test.
---
 guix/import/utils.scm | 12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

(limited to 'guix/import')

diff --git a/guix/import/utils.scm b/guix/import/utils.scm
index d4cef6b503..efc6169077 100644
--- a/guix/import/utils.scm
+++ b/guix/import/utils.scm
@@ -1,5 +1,5 @@
 ;;; GNU Guix --- Functional package management for GNU
-;;; Copyright © 2012, 2013 Ludovic Courtès <ludo@gnu.org>
+;;; Copyright © 2012, 2013, 2018 Ludovic Courtès <ludo@gnu.org>
 ;;; Copyright © 2016 Jelle Licht <jlicht@fsfe.org>
 ;;; Copyright © 2016 David Craven <david@craven.ch>
 ;;; Copyright © 2017 Ricardo Wurmus <rekado@elephly.net>
@@ -330,10 +330,12 @@ the expected fields of an <origin> object."
     (description
      (assoc-ref meta "description"))
     (license
-     (let ((l (assoc-ref meta "license")))
-       (or (module-ref (resolve-interface '(guix licenses) #:prefix 'license:)
-                       (spdx-string->license l))
-           (license:fsdg-compatible l))))))
+     (match (assoc-ref meta "license")
+       (#f #f)
+       (l
+        (or (module-ref (resolve-interface '(guix licenses) #:prefix 'license:)
+                        (spdx-string->license l))
+            (license:fsdg-compatible l)))))))
 
 (define* (read-lines #:optional (port (current-input-port)))
   "Read lines from PORT and return them as a list."
-- 
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