58 lines
2.0 KiB
Scheme
58 lines
2.0 KiB
Scheme
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;;; Guix --- Nix package management from Guile. -*- coding: utf-8 -*-
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;;; Copyright (C) 2012 Nikita Karetnikov <nikita@karetnikov.org>
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;;; Copyright (C) 2012 Ludovic Courtès <ludo@gnu.org>
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;;;
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;;; This file is part of Guix.
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;;;
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;;; 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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;;; 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 Guix. If not, see <http://www.gnu.org/licenses/>.
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(define-module (guix gnu-maintenance)
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#:use-module (web uri)
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#:use-module (web client)
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#:use-module (web response)
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#:use-module (ice-9 regex)
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#:use-module (srfi srfi-1)
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#:use-module (srfi srfi-11)
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#:use-module (srfi srfi-26)
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#:export (official-gnu-packages))
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(define (http-fetch uri)
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"Return a string containing the textual data at URI, a string."
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(let*-values (((resp data)
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(http-get (string->uri uri)))
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((code)
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(response-code resp)))
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(case code
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((200)
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data)
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(else
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(error "download failed:" uri code
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(response-reason-phrase resp))))))
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(define %package-list-url
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(string-append "http://cvs.savannah.gnu.org/"
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"viewvc/*checkout*/gnumaint/"
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"gnupackages.txt?root=womb"))
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(define (official-gnu-packages)
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"Return a list of GNU packages."
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(define %package-line-rx
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(make-regexp "^package: (.+)$"))
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(let ((lst (string-split (http-fetch %package-list-url) #\nl)))
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(filter-map (lambda (line)
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(and=> (regexp-exec %package-line-rx line)
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(cut match:substring <> 1)))
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lst)))
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