| 1 | ;;; GNU Guix --- Functional package management for GNU |
| 2 | ;;; Copyright © 2014, 2015, 2016, 2017 Ludovic Courtès <ludo@gnu.org> |
| 3 | ;;; Copyright © 2014 Sree Harsha Totakura <sreeharsha@totakura.in> |
| 4 | ;;; Copyright © 2015 Mark H Weaver <mhw@netris.org> |
| 5 | ;;; |
| 6 | ;;; This file is part of GNU Guix. |
| 7 | ;;; |
| 8 | ;;; GNU Guix is free software; you can redistribute it and/or modify it |
| 9 | ;;; under the terms of the GNU General Public License as published by |
| 10 | ;;; the Free Software Foundation; either version 3 of the License, or (at |
| 11 | ;;; your option) any later version. |
| 12 | ;;; |
| 13 | ;;; GNU Guix is distributed in the hope that it will be useful, but |
| 14 | ;;; WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 16 | ;;; GNU General Public License for more details. |
| 17 | ;;; |
| 18 | ;;; You should have received a copy of the GNU General Public License |
| 19 | ;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>. |
| 20 | |
| 21 | (define-module (guix cvs-download) |
| 22 | #:use-module (guix records) |
| 23 | #:use-module (guix gexp) |
| 24 | #:use-module (guix store) |
| 25 | #:use-module (guix monads) |
| 26 | #:use-module (guix modules) |
| 27 | #:use-module (guix packages) |
| 28 | #:use-module (ice-9 match) |
| 29 | #:export (cvs-reference |
| 30 | cvs-reference? |
| 31 | cvs-reference-url |
| 32 | cvs-reference-revision |
| 33 | cvs-fetch)) |
| 34 | |
| 35 | ;;; Commentary: |
| 36 | ;;; |
| 37 | ;;; An <origin> method that fetches a specific revision or date from a CVS |
| 38 | ;;; repository. The CVS-ROOT-DIRECTORY, MODULE and REVISION are specified |
| 39 | ;;; with a <cvs-reference> object. REVISION should be specified as either a |
| 40 | ;;; date string in ISO-8601 format (e.g. "2012-12-21") or a CVS tag. |
| 41 | ;;; |
| 42 | ;;; Code: |
| 43 | |
| 44 | (define-record-type* <cvs-reference> |
| 45 | cvs-reference make-cvs-reference |
| 46 | cvs-reference? |
| 47 | (root-directory cvs-reference-root-directory) ; string |
| 48 | (module cvs-reference-module) ; string |
| 49 | (revision cvs-reference-revision)) ; string |
| 50 | |
| 51 | (define (cvs-package) |
| 52 | "Return the default CVS package." |
| 53 | (let ((distro (resolve-interface '(gnu packages version-control)))) |
| 54 | (module-ref distro 'cvs))) |
| 55 | |
| 56 | (define* (cvs-fetch ref hash-algo hash |
| 57 | #:optional name |
| 58 | #:key (system (%current-system)) (guile (default-guile)) |
| 59 | (cvs (cvs-package))) |
| 60 | "Return a fixed-output derivation that fetches REF, a <cvs-reference> |
| 61 | object. The output is expected to have recursive hash HASH of type |
| 62 | HASH-ALGO (a symbol). Use NAME as the file name, or a generic name if #f." |
| 63 | (define zlib |
| 64 | (module-ref (resolve-interface '(gnu packages compression)) 'zlib)) |
| 65 | |
| 66 | (define config.scm |
| 67 | (scheme-file "config.scm" |
| 68 | #~(begin |
| 69 | (define-module (guix config) |
| 70 | #:export (%libz)) |
| 71 | |
| 72 | (define %libz |
| 73 | #+(file-append zlib "/lib/libz"))))) |
| 74 | |
| 75 | (define modules |
| 76 | (cons `((guix config) => ,config.scm) |
| 77 | (delete '(guix config) |
| 78 | (source-module-closure '((guix build cvs) |
| 79 | (guix build download-nar)))))) |
| 80 | (define build |
| 81 | (with-imported-modules modules |
| 82 | #~(begin |
| 83 | (use-modules (guix build cvs) |
| 84 | (guix build download-nar)) |
| 85 | |
| 86 | (or (cvs-fetch '#$(cvs-reference-root-directory ref) |
| 87 | '#$(cvs-reference-module ref) |
| 88 | '#$(cvs-reference-revision ref) |
| 89 | #$output |
| 90 | #:cvs-command (string-append #+cvs "/bin/cvs")) |
| 91 | (download-nar #$output))))) |
| 92 | |
| 93 | (mlet %store-monad ((guile (package->derivation guile system))) |
| 94 | (gexp->derivation (or name "cvs-checkout") build |
| 95 | #:system system |
| 96 | #:hash-algo hash-algo |
| 97 | #:hash hash |
| 98 | #:recursive? #t |
| 99 | #:guile-for-build guile |
| 100 | #:local-build? #t))) |
| 101 | |
| 102 | ;;; cvs-download.scm ends here |