;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2017 Mathieu Othacehe <m.othacehe@gmail.com>
;;; Copyright © 2019 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 build bootloader)
  #:use-module (ice-9 binary-ports)
  #:export (write-file-on-device))


;;;
;;; Writing utils.
;;;

(define (write-file-on-device file size device offset)
  "Write SIZE bytes from FILE to DEVICE starting at OFFSET."
  (call-with-input-file file
    (lambda (input)
      (let ((bv (get-bytevector-n input size)))
        (call-with-output-file device
          (lambda (output)
            (seek output offset SEEK_SET)
            (put-bytevector output bv))
          #:binary #t)))))
b0e999df2e3611'>commit</a><a href='/guix/diff/tests/elm.scm?id=28bc0e870b4d48b8e3e773382bb0e999df2e3611'>diff</a></td><td class='form'><form class='right' method='get' action='/guix/log/tests/elm.scm'>
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<div class='path'>path: <a href='/guix/log/?id=28bc0e870b4d48b8e3e773382bb0e999df2e3611'>root</a>/<a href='/guix/log/tests?id=28bc0e870b4d48b8e3e773382bb0e999df2e3611'>tests</a>/<a href='/guix/log/tests/elm.scm?id=28bc0e870b4d48b8e3e773382bb0e999df2e3611'>elm.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/tests/elm.scm?id=28bc0e870b4d48b8e3e773382bb0e999df2e3611&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2022-05-22 01:07:52 +0200'>2022-05-22</span></td><td><a href='/guix/commit/tests/elm.scm?id=903c82583e1cec4c9ff09d5895c5cc646c37b661'>import: Add Elm importer.</a><span class='msg-avail'>...<span class='msg-tooltip'>* guix/import/elm.scm, guix/scripts/import/elm.scm: New files.
* Makefile.am (MODULES): Add them.
* guix/scripts/import.scm (importers): Add "elm".
* doc/guix.texi (Invoking guix import): Document Elm importer.
* doc/contributing.texi (Elm Packages): Mention it.
* tests/elm.scm ("(guix import elm)"): New test group.

Signed-off-by: Ludovic Courtès &lt;ludo@gnu.org&gt;
</span></span></td><td>Philip McGrath</td></tr>
<tr><td><span title='2022-05-22 01:07:51 +0200'>2022-05-22</span></td><td><a href='/guix/commit/tests/elm.scm?id=aefcfdd0ae2aa41adb3d1106752b6a291ef1d80f'>guix: Add elm-build-system.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/patches/elm-offline-package-registry.patch: New file.
* gnu/local.mk (dist_patch_DATA): Add it.
* gnu/packages/elm.scm (elm): Use it.
* guix/build-system/elm.scm, guix/build/elm-build-system.scm,
tests/elm.scm: New files.
* Makefile.scm (MODULES, SCM_TESTS): Add them.
* doc/guix.texi (Build Systems): Document 'elm-build-system'.
* doc/contributing.texi (Elm Packages): New section. Document naming
conventions and utilities.

Signed-off-by: Ludovic Courtès &lt;ludo@gnu.org&gt;
</span></span></td><td>Philip McGrath</td></tr>