summaryrefslogtreecommitdiff
path: root/guix/swh.scm
diff options
context:
space:
mode:
Diffstat (limited to 'guix/swh.scm')
-rw-r--r--guix/swh.scm12
1 files changed, 10 insertions, 2 deletions
diff --git a/guix/swh.scm b/guix/swh.scm
index 8bdf9965f6..ec744fed2f 100644
--- a/guix/swh.scm
+++ b/guix/swh.scm
@@ -1,5 +1,6 @@
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2018, 2019, 2020 Ludovic Courtès <ludo@gnu.org>
+;;; Copyright © 2020 Jakub Kądziołka <kuba@kadziolka.net>
;;;
;;; This file is part of GNU Guix.
;;;
@@ -126,9 +127,16 @@
(make-parameter "https://archive.softwareheritage.org"))
(define (swh-url path . rest)
+ ;; URLs returned by the API may be relative or absolute. This has changed
+ ;; without notice before. Handle both cases by detecting whether the path
+ ;; starts with a domain.
+ (define root
+ (if (string-prefix? "/" path)
+ (string-append (%swh-base-url) path)
+ path))
+
(define url
- (string-append (%swh-base-url) path
- (string-join rest "/" 'prefix)))
+ (string-append root (string-join rest "/" 'prefix)))
;; Ensure there's a trailing slash or we get a redirect.
(if (string-suffix? "/" url)