;;; guix-license.el --- Licenses

;; Copyright © 2016 Alex Kost <alezost@gmail.com>

;; This file is part of GNU Guix.

;; GNU Guix is free software; you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
;; the Free Software Foundation, either version 3 of the License, or
;; (at your option) any later version.

;; GNU Guix is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;; GNU General Public License for more details.

;; You should have received a copy of the GNU General Public License
;; along with this program.  If not, see <http://www.gnu.org/licenses/>.

;;; Commentary:

;; This file provides the code to work with licenses of Guix packages.

;;; Code:

(require 'guix-read)
(require 'guix-backend)
(require 'guix-guile)

(defun guix-license-file (&optional directory)
  "Return name of the file with license definitions.
DIRECTORY is a directory with Guix source (`guix-directory' by default)."
  (expand-file-name "guix/licenses.scm"
                    (or directory guix-directory)))

(defun guix-lookup-license-url (license)
  "Return URL of a LICENSE."
  (or (guix-eval-read (guix-make-guile-expression
                       'lookup-license-uri license))
      (error "Hm, I don't know URL of '%s' license" license)))

;;;###autoload
(defun guix-find-license-definition (license &optional directory)
  "Open licenses file from DIRECTORY and move to the LICENSE definition.
See `guix-license-file' for the meaning of DIRECTORY.
Interactively, with prefix argument, prompt for DIRECTORY."
  (interactive
   (list (guix-read-license-name)
         (guix-read-directory)))
  (find-file (guix-license-file directory))
  (goto-char (point-min))
  (when (re-search-forward (concat "\"" (regexp-quote license) "\"")
                           nil t)
    (beginning-of-defun)
    (recenter 1)))

;;;###autoload
(defun guix-browse-license-url (license)
  "Browse URL of a LICENSE."
  (interactive (list (guix-read-license-name)))
  (browse-url (guix-lookup-license-url license)))

(provide 'guix-license)

;;; guix-license.el ends here
og/gnu/services?id=6a37ea12b7203b9d186d844357e5a892603cb732'>services</a>/<a href='/guix/log/gnu/services/hurd.scm?id=6a37ea12b7203b9d186d844357e5a892603cb732'>hurd.scm</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/gnu/services/hurd.scm?id=6a37ea12b7203b9d186d844357e5a892603cb732&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2021-11-30 01:08:55 +0100'>2021-11-30</span></td><td><a href='/guix/commit/gnu/services/hurd.scm?id=892f1b7273d57b25940700877a02618fe826cc08'>services: Accept &lt;inferior-package&gt;s in lieu of &lt;package&gt;s.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/services/authentication.scm (fprintd-configuration)
(nslcd-configuration): Substitute file-like objects for package ones.
* gnu/services/cgit.scm (cgit-configuration, opaque-cgit-configuration):
Likewise.
* gnu/services/cups.scm (package-list?, cups-configuration): Likewise.
* gnu/services/dns.scm (verify-knot-configuration)
(ddclient-configuration): Likewise.
* gnu/services/docker.scm (docker-configuration): Likewise.
* gnu/services/file-sharing.scm (transmission-daemon-configuration): Likewise.
* gnu/services/getmail.scm (getmail-configuration): Likewise.
* gnu/services/mail.scm (dovecot-configuration)
(opaque-dovecot-configuration): Likewise.
* gnu/services/messaging.scm (prosody-configuration)
(opaque-prosody-configuration): Likewise.
* gnu/services/monitoring.scm (zabbix-server-configuration)
(zabbix-agent-configuration): Likewise.
* gnu/services/networking.scm (opendht-configuration): Likewise.
* gnu/services/pm.scm (tlp-configuration): Likewise.
* gnu/services/telephony.scm (jami-configuration): Likewise.
* gnu/services/virtualization.scm (libvirt-configuration)
(qemu-guest-agent-configuration): Likewise.
* gnu/services/vpn.scm (openvpn-client-configuration): Likewise.
</span></span></td><td>Tobias Geerinckx-Rice</td></tr>