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| | ;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2014 Ludovic Courtès <ludo@gnu.org>
;;; Copyright © 2014 Sree Harsha Totakura <sreeharsha@totakura.in>
;;;
;;; 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 (guix build svn)
#:use-module (guix build utils)
#:export (svn-fetch))
;;; Commentary:
;;;
;;; This is the build-side support code of (guix svn-download). It allows a
;;; Subversion repository to be cloned and checked out at a specific revision.
;;;
;;; Code:
(define* (svn-fetch url revision directory
#:key (svn-command "svn"))
"Fetch REVISION from URL into DIRECTORY. REVISION must be a valid svn
revision. Return #t on success, #f otherwise."
(and (zero? (system* svn-command "checkout" "--non-interactive"
;; Trust the server certificate. This is OK as we
;; verify the checksum later. This can be removed when
;; ca-certificates package is added.
"--trust-server-cert" "-r" (number->string revision)
url directory))
(with-directory-excursion directory
(begin
;; The contents of '.svn' vary as a function of the current status
;; of the repo. Since we want a fixed output, this directory needs
;; to be taken out.
(delete-file-recursively ".svn")
#t))))
;;; svn.scm ends here
|