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;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2013, 2014, 2015, 2016, 2017, 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/>.
;;;
;;; Check whether important binaries are available.
;;;
(use-modules (guix store)
(guix grafts)
(guix packages)
(guix derivations)
(gnu packages emacs)
(gnu packages make-bootstrap)
(srfi srfi-1)
(srfi srfi-26)
(ice-9 format))
(with-store store
(parameterize ((%graft? #f))
(let* ((native (append-map (lambda (system)
(map (cut package-derivation store <> system)
(list %bootstrap-tarballs emacs)))
%hydra-supported-systems))
(cross (map (cut package-cross-derivation store
%bootstrap-tarballs <>)
'("mips64el-linux-gnu"
"arm-linux-gnueabihf")))
(total (append native cross)))
(set-build-options store
#:use-substitutes? #t
#:substitute-urls %default-substitute-urls)
(let* ((total (map derivation->output-path total))
(available (substitutable-paths store total))
(missing (lset-difference string=? total available)))
(if (null? missing)
(format (current-error-port)
"~a packages found substitutable on~{ ~a~}~%"
(length total) %hydra-supported-systems)
(format (current-error-port)
"~a packages are not substitutable:~%~{ ~a~%~}~%"
(length missing) missing))
(exit (null? missing))))))
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