Merge branch 'master' into core-updates

1 files changed, 15 insertions, 10 deletions

diff --git a/guix/import/elpa.scm b/guix/import/elpa.scm
index 45a419217c..43e9eb60c9 100644
--- a/guix/import/elpa.scm
+++ b/guix/import/elpa.scm
@@ -1,6 +1,6 @@
 ;;; GNU Guix --- Functional package management for GNU
 ;;; Copyright © 2015 Federico Beffa <beffa@fbengineering.ch>
-;;; Copyright © 2015, 2016, 2017 Ludovic Courtès <ludo@gnu.org>
+;;; Copyright © 2015, 2016, 2017, 2018 Ludovic Courtès <ludo@gnu.org>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -67,15 +67,15 @@ NAMES (strings)."
         (string-append package-name-prefix (string-downcase name)))))
 
 (define* (elpa-url #:optional (repo 'gnu))
-  "Retrun the URL of REPO."
+  "Retrieve the URL of REPO."
   (let ((elpa-archives
-         '((gnu . "http://elpa.gnu.org/packages")
-           (melpa-stable . "http://stable.melpa.org/packages")
-           (melpa . "http://melpa.org/packages"))))
+         '((gnu . "https://elpa.gnu.org/packages")
+           (melpa-stable . "https://stable.melpa.org/packages")
+           (melpa . "https://melpa.org/packages"))))
     (assq-ref elpa-archives repo)))
 
 (define* (elpa-fetch-archive #:optional (repo 'gnu))
-  "Retrive the archive with the list of packages available from REPO."
+  "Retrieve the archive with the list of packages available from REPO."
   (let ((url (and=> (elpa-url repo)
                     (cut string-append <> "/archive-contents"))))
     (if url
@@ -190,7 +190,7 @@ include VERSION."
                             url)))
       (_ #f))))
 
-(define* (elpa-package->sexp pkg)
+(define* (elpa-package->sexp pkg #:optional license)
   "Return the `package' S-expression for the Emacs package PKG, a record of
 type '<elpa-package>'."
 
@@ -234,12 +234,17 @@ type '<elpa-package>'."
        (home-page ,(elpa-package-home-page pkg))
        (synopsis ,(elpa-package-synopsis pkg))
        (description ,(elpa-package-description pkg))
-       (license license:gpl3+))))
+       (license ,license))))
 
 (define* (elpa->guix-package name #:optional (repo 'gnu))
   "Fetch the package NAME from REPO and produce a Guix package S-expression."
-  (let ((pkg (fetch-elpa-package name repo)))
-    (and=> pkg elpa-package->sexp)))
+  (match (fetch-elpa-package name repo)
+    (#f #f)
+    (package
+      ;; ELPA is known to contain only GPLv3+ code.  Other repos may contain
+      ;; code under other license but there's no license metadata.
+      (let ((license (and (eq? 'gnu repo) 'license:gpl3+)))
+        (elpa-package->sexp package license)))))
 
 
 ;;;