;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2018 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/>.

;; Build Guix using Guix.

(use-modules (srfi srfi-26))

;; Add ~/.config/guix/current to the search path.
(eval-when (expand load eval)
  (and=> (or (getenv "XDG_CONFIG_HOME")
             (and=> (getenv "HOME")
                    (cut string-append <> "/.config/guix/current")))
         (lambda (current)
           (set! %load-path
             (cons (string-append current "/share/guile/site/"
                                  (effective-version))
                   %load-path))
           (set! %load-compiled-path
             (cons (string-append current "/lib/guile/" (effective-version)
                                  "/site-ccache")
                   %load-compiled-path)))))

(use-modules (guix) (guix ui)
             (guix git-download)
             (ice-9 match))

(match (command-line)
  ((program source)
   (with-error-handling
     (with-store store
       (let* ((script (string-append source "/build-aux/build-self.scm"))
              (build  (primitive-load script))
              (git?   (git-predicate source)))
         (run-with-store store
           ;; TODO: Extract #:version and #:commit using Guile-Git.
           (mlet* %store-monad ((source (interned-file source "guix-source"
                                                       #:select? git?
                                                       #:recursive? #t))
                                (drv    (build source #:pull-version 1)))
             (mbegin %store-monad
               (show-what-to-build* (list drv))
               (built-derivations (list drv))
               (with-monad %store-monad
                 (display (derivation->output-path drv))
                 (newline)
                 (return drv))))))))))
r><td><span title='2019-06-10 23:11:07 +0200'>2019-06-10</span></td><td><a href='/guix/commit/gnu/artwork.scm?id=226a3605d6cabeb71247a732a99d625c9cfafa74'>artwork: Update snapshot to 2f2fe74.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/artwork.scm (%artwork-repository): Update to 2f2fe74.

Signed-off-by: Ludovic Courtès &lt;ludo@gnu.org&gt;
</span></span></td><td>Diego Nicola Barbato</td></tr>
<tr><td><span title='2019-03-05 23:08:53 +0100'>2019-03-05</span></td><td><a href='/guix/commit/gnu/artwork.scm?id=5387971a9ecf511e1dbbac992af3808437e58d56'>artwork: Update snapshot to b975164.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/artwork.scm (%artwork-repository): Update to b975164.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2019-02-10 23:25:01 +0100'>2019-02-10</span></td><td><a href='/guix/commit/gnu/artwork.scm?id=5e6a5aeebd7b735e5d5f2eed496cc1c7e8a5b4c9'>artwork: Update snapshot to e951905.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/artwork.scm (%artwork-repository): Update to e951905.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2018-11-05 00:08:47 +0100'>2018-11-05</span></td><td><a href='/guix/commit/gnu/artwork.scm?id=688d1a01e45eb1277a6337987bfd53f3fe3caaec'>artwork: Clone over HTTPS.</a><span class='msg-avail'>...<span class='msg-tooltip'>Suggested by Leo Famulari &lt;leo@famulari.name&gt;
at &lt;https://lists.gnu.org/archive/html/help-guix/2018-11/msg00039.html&gt;.

* gnu/artwork.scm (%artwork-repository): Switch to HTTPS URL.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2017-06-07 15:58:16 -0400'>2017-06-07</span></td><td><a href='/guix/commit/gnu/artwork.scm?id=94db92f78ec9c849f9c8da05d4d35356909f9fbe'>artwork: Use a descriptive name for the source directory.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/artwork.scm (%artwork-repository): Set a descriptive file-name and
use the full commit hash when fetching.
</span></span></td><td>Leo Famulari</td></tr>