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1 | ;;; Guix --- Nix package management from Guile. -*- coding: utf-8 -*- |
2 | ;;; Copyright (C) 2012 Nikita Karetnikov <nikita@karetnikov.org> | |
3 | ;;; Copyright (C) 2012 Ludovic Courtès <ludo@gnu.org> | |
4 | ;;; | |
5 | ;;; This file is part of Guix. | |
6 | ;;; | |
7 | ;;; Guix is free software; you can redistribute it and/or modify it | |
8 | ;;; under the terms of the GNU General Public License as published by | |
9 | ;;; the Free Software Foundation; either version 3 of the License, or (at | |
10 | ;;; your option) any later version. | |
11 | ;;; | |
12 | ;;; Guix is distributed in the hope that it will be useful, but | |
13 | ;;; WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | ;;; GNU General Public License for more details. | |
16 | ;;; | |
17 | ;;; You should have received a copy of the GNU General Public License | |
18 | ;;; along with Guix. If not, see <http://www.gnu.org/licenses/>. | |
19 | ||
20 | (define-module (guix gnu-maintenance) | |
21 | #:use-module (web uri) | |
22 | #:use-module (web client) | |
23 | #:use-module (web response) | |
24 | #:use-module (ice-9 regex) | |
25 | #:use-module (srfi srfi-1) | |
26 | #:use-module (srfi srfi-11) | |
27 | #:use-module (srfi srfi-26) | |
28 | #:export (official-gnu-packages)) | |
29 | ||
30 | (define (http-fetch uri) | |
31 | "Return a string containing the textual data at URI, a string." | |
32 | (let*-values (((resp data) | |
33 | (http-get (string->uri uri))) | |
34 | ((code) | |
35 | (response-code resp))) | |
36 | (case code | |
37 | ((200) | |
38 | data) | |
39 | (else | |
40 | (error "download failed:" uri code | |
41 | (response-reason-phrase resp)))))) | |
42 | ||
43 | (define %package-list-url | |
44 | (string-append "http://cvs.savannah.gnu.org/" | |
45 | "viewvc/*checkout*/gnumaint/" | |
46 | "gnupackages.txt?root=womb")) | |
47 | ||
48 | (define (official-gnu-packages) | |
49 | "Return a list of GNU packages." | |
50 | (define %package-line-rx | |
51 | (make-regexp "^package: (.+)$")) | |
52 | ||
53 | (let ((lst (string-split (http-fetch %package-list-url) #\nl))) | |
54 | (filter-map (lambda (line) | |
55 | (and=> (regexp-exec %package-line-rx line) | |
56 | (cut match:substring <> 1))) | |
57 | lst))) |