diff options
| -rw-r--r-- | guix/swh.scm | 12 |
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) |