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* guix/svn-download.scm, guix/build/svn.scm: New files. * Makefile.am (MODULES): Add them. Signed-off-by: Ludovic Courtès <ludo@gnu.org>version-0.8.3

committed by
Ludovic Courtès

3 changed files with 141 additions and 0 deletions
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;;; 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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;;; 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 svn-download) |
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#:use-module (guix records) |
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#:use-module (guix derivations) |
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#:use-module (guix packages) |
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#:use-module (ice-9 match) |
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#:export (svn-reference |
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svn-reference? |
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svn-reference-url |
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svn-reference-revision |
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svn-fetch)) |
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;;; Commentary: |
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;;; |
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;;; An <origin> method that fetches a specific revision from a Subversion |
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;;; repository. The repository URL and REVISION are specified with a |
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;;; <svn-reference> object. REVISION should be specified as a number. |
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;;; |
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;;; Code: |
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(define-record-type* <svn-reference> |
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svn-reference make-svn-reference |
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svn-reference? |
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(url svn-reference-url) ; string |
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(revision svn-reference-revision)) ; number |
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(define* (svn-fetch store ref hash-algo hash |
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#:optional name |
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#:key (system (%current-system)) guile svn) |
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"Return a fixed-output derivation in STORE that fetches REF, a |
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<svn-reference> object. The output is expected to have recursive hash HASH of |
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type HASH-ALGO (a symbol). Use NAME as the file name, or a generic name if |
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#f." |
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(define guile-for-build |
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(match guile |
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((? package?) |
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(package-derivation store guile system)) |
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(#f ; the default |
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(let* ((distro (resolve-interface '(gnu packages base))) |
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(guile (module-ref distro 'guile-final))) |
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(package-derivation store guile system))))) |
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(define svn-for-build |
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(match svn |
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((? package?) |
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(package-derivation store svn system)) |
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(#f ; the default |
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(let* ((distro (resolve-interface '(gnu packages version-control))) |
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(svn (module-ref distro 'subversion))) |
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(package-derivation store svn system))))) |
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(let* ((command (string-append (derivation->output-path svn-for-build) |
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"/bin/svn")) |
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(builder `(begin |
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(use-modules (guix build svn)) |
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(svn-fetch ',(svn-reference-url ref) |
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',(svn-reference-revision ref) |
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%output |
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#:svn-command ',command)))) |
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(build-expression->derivation store (or name "svn-checkout") builder |
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#:system system |
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#:local-build? #t |
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#:inputs `(("svn" ,svn-for-build)) |
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#:hash-algo hash-algo |
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#:hash hash |
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#:recursive? #t |
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#:modules '((guix build svn) |
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(guix build utils)) |
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#:guile-for-build guile-for-build |
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#:local-build? #t))) |
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;;; svn-download.scm ends here |
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