;;; 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='2020-07-10 00:11:00 +0200'>2020-07-10</span></td><td><a href='/guix/commit/etc/substitutes?id=d283bb960f927dd5f7bb8b96bc697221e4e8ad39'>maint: Remove traces of "berlin.guixsd.org".</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2019-06-29 14:27:22 +0200'>2019-06-29</span></td><td><a href='/guix/commit/etc/substitutes?id=3a8bfebed94ba295432da8304b7ffb4a611ef761'>etc: Remove hydra.gnu.org.pub key.</a><span class='msg-avail'>...</span></td><td>Tobias Geerinckx-Rice</td></tr>
<tr><td><span title='2019-05-01 11:05:47 +0200'>2019-05-01</span></td><td><a href='/guix/commit/etc/substitutes?id=757e633d57a7b994759d69e41dd759a39f1a34ae'>build: Change default substitute server to "ci.guix.gnu.org".</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2018-12-04 10:57:56 +0100'>2018-12-04</span></td><td><a href='/guix/commit/etc/substitutes?id=6a837b6062ab405f6ca6d9c0163836769098d89b'>etc: Add "ci.guix.info.pub" public key file.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2018-11-06 00:04:11 +0100'>2018-11-06</span></td><td><a href='/guix/commit/etc/substitutes?id=aa919fbc890c5438166083f9ff02e4b1968a182b'>maint: Move substitute public keys to etc/substitutes.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>