b3acf3656e
* guix/svn-download.scm, guix/build/svn.scm: New files. * Makefile.am (MODULES): Add them. Signed-off-by: Ludovic Courtès <ludo@gnu.org>
50 lines
2.1 KiB
Scheme
50 lines
2.1 KiB
Scheme
;;; GNU Guix --- Functional package management for GNU
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;;; Copyright © 2014 Ludovic Courtès <ludo@gnu.org>
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;;; Copyright © 2014 Sree Harsha Totakura <sreeharsha@totakura.in>
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;;;
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;;; This file is part of GNU Guix.
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;;;
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;;; GNU Guix is free software; you can redistribute it and/or modify it
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;;; under the terms of the GNU General Public License as published by
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;;; the Free Software Foundation; either version 3 of the License, or (at
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;;; your option) any later version.
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;;;
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;;; GNU Guix is distributed in the hope that it will be useful, but
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;;; WITHOUT ANY WARRANTY; without even the implied warranty of
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;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;;; GNU General Public License for more details.
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;;;
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;;; You should have received a copy of the GNU General Public License
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;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
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(define-module (guix build svn)
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#:use-module (guix build utils)
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#:export (svn-fetch))
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;;; Commentary:
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;;;
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;;; This is the build-side support code of (guix svn-download). It allows a
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;;; Subversion repository to be cloned and checked out at a specific revision.
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;;;
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;;; Code:
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(define* (svn-fetch url revision directory
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#:key (svn-command "svn"))
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"Fetch REVISION from URL into DIRECTORY. REVISION must be an integer, and a
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valid Subversion revision. Return #t on success, #f otherwise."
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(and (zero? (system* svn-command "checkout" "--non-interactive"
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;; Trust the server certificate. This is OK as we
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;; verify the checksum later. This can be removed when
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;; ca-certificates package is added.
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"--trust-server-cert" "-r" (number->string revision)
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url directory))
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(with-directory-excursion directory
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(begin
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;; The contents of '.svn' vary as a function of the current status
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;; of the repo. Since we want a fixed output, this directory needs
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;; to be taken out.
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(delete-file-recursively ".svn")
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#t))))
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;;; svn.scm ends here
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