;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2021 Andrew Tropin <andrew@trop.in>
;;; Copyright © 2022 Ludovic Courtès <ludo@gnu.org>
;;;
;;; 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 GNU Guix.  If not, see <http://www.gnu.org/licenses/>.

(define-module (gnu home)
  #:use-module (gnu home services)
  #:use-module (gnu home services symlink-manager)
  #:use-module (gnu home services shells)
  #:use-module (gnu home services xdg)
  </td></tr></table>
<table class='tabs'><tr><td>
<a href='/guix/about/'>about</a><a href='/guix/'>summary</a><a href='/guix/refs/?id=b64d3bb6d45757b2b280b5c6fd45990989c2fcfd'>refs</a><a href='/guix/log/gnu/build/secret-service.scm'>log</a><a href='/guix/tree/gnu/build/secret-service.scm?id=b64d3bb6d45757b2b280b5c6fd45990989c2fcfd'>tree</a><a href='/guix/commit/gnu/build/secret-service.scm?id=b64d3bb6d45757b2b280b5c6fd45990989c2fcfd'>commit</a><a class='active' href='/guix/diff/gnu/build/secret-service.scm?id=b64d3bb6d45757b2b280b5c6fd45990989c2fcfd'>diff</a></td><td class='form'><form class='right' method='get' action='/guix/log/gnu/build/secret-service.scm'>
<input type='hidden' name='id' value='b64d3bb6d45757b2b280b5c6fd45990989c2fcfd'/><select name='qt'>
<option value='grep'>log msg</option>
<option value='author'>author</option>
<option value='committer'>committer</option>
<option value='range'>range</option>
</select>
<input class='txt' type='search' size='10' name='q' value=''/>
<input type='submit' value='search'/>
</form>
</td></tr></table>
<div class='path'>path: <a href='/guix/diff/?id=b64d3bb6d45757b2b280b5c6fd45990989c2fcfd'>root</a>/<a href='/guix/diff/gnu?id=b64d3bb6d45757b2b280b5c6fd45990989c2fcfd'>gnu</a>/<a href='/guix/diff/gnu/build?id=b64d3bb6d45757b2b280b5c6fd45990989c2fcfd'>build</a>/<a href='/guix/diff/gnu/build/secret-service.scm?id=b64d3bb6d45757b2b280b5c6fd45990989c2fcfd'>secret-service.scm</a></div><div class='content'><div class='cgit-panel'><b>diff options</b><form method='get'><input type='hidden' name='id' value='b64d3bb6d45757b2b280b5c6fd45990989c2fcfd'/><table><tr><td colspan='2'/></tr><tr><td class='label'>context:</td><td class='ctrl'><select name='context' onchange='this.form.submit();'><option value='1'>1</option><option value='2'>2</option><option value='3' selected='selected'>3</option><option value='4'>4</option><option value='5'>5</option><option value='6'>6</option><option value='7'>7</option><option value='8'>8</option><option value='9'>9</option><option value='10'>10</option><option value='15'>15</option><option value='20'>20</option><option value='25'>25</option><option value='30'>30</option><option value='35'>35</option><option value='40'>40</option></select></td></tr><tr><td class='label'>space:</td><td class='ctrl'><select name='ignorews' onchange='this.form.submit();'><option value='0' selected='selected'>include</option><option value='1'>ignore</option></select></td></tr><tr><td class='label'>mode:</td><td class='ctrl'><select name='dt' onchange='this.form.submit();'><option value='0' selected='selected'>unified</option><option value='1'>ssdiff</option><option value='2'>stat only</option></select></td></tr><tr><td/><td class='ctrl'><noscript><input type='submit' value='reload'/></noscript></td></tr></table></form></div><div class='diffstat-header'><a href='/guix/diff/?id=b64d3bb6d45757b2b280b5c6fd45990989c2fcfd'>Diffstat</a> (limited to 'gnu/build/secret-service.scm')</div><table summary='diffstat' class='diffstat'></table><div class='diffstat-summary'>0 files changed, 0 insertions, 0 deletions</div><table summary='diff' class='diff'><tr><td></td></tr></table></div> <!-- class=content -->
                         <div class=footer>generated by
                             <a href="https://git.zx2c4.com/cgit/about/">
                                 cgit
                             </a>
                         </div>
                        </div> <!-- id=cgit -->
</body>
</html>
 #:target target)))))

(define %profile-generation-rx
  ;; Regexp that matches profile generation.
  (make-regexp "(.*)-([0-9]+)-link$"))

(define (home-generation-base file)
  "If FILE is a Home generation GC root such as \"guix-home-42-link\",
return its corresponding base---e.g., \"guix-home\".  Otherwise return #f.

This is similar to the 'generation-profile' procedure but applied to Home
generations."
  (match (regexp-exec %profile-generation-rx file)
    (#f #f)
    (m  (let ((profile (match:substring m 1)))
          ;; Distinguish from a "real" profile and from a system generation.
          (and (file-exists? (string-append profile "/on-first-login"))
               (file-exists? (string-append profile "/profile/manifest"))
               profile)))))