2cdda52b1a
* guix/import/gnu.scm (gnu-package->sexp): Use 'bytevector->nix-base32-string', not 'bytevector->base32-string'.
117 lines
4.3 KiB
Scheme
117 lines
4.3 KiB
Scheme
;;; GNU Guix --- Functional package management for GNU
|
|
;;; Copyright © 2014 Ludovic Courtès <ludo@gnu.org>
|
|
;;;
|
|
;;; 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 import gnu)
|
|
#:use-module (guix gnu-maintenance)
|
|
#:use-module (guix utils)
|
|
#:use-module (guix store)
|
|
#:use-module (guix hash)
|
|
#:use-module (guix base32)
|
|
#:use-module (srfi srfi-1)
|
|
#:use-module (srfi srfi-11)
|
|
#:use-module (srfi srfi-26)
|
|
#:use-module (srfi srfi-34)
|
|
#:use-module (srfi srfi-35)
|
|
#:use-module (ice-9 match)
|
|
#:use-module (ice-9 regex)
|
|
#:export (gnu->guix-package))
|
|
|
|
;;; Commentary:
|
|
;;;
|
|
;;; Generate a package declaration template for the latest version of a GNU
|
|
;;; package, using meta-data available upstream for the package.
|
|
;;;
|
|
;;; Code:
|
|
|
|
(define (file-sha256 file)
|
|
"Return the SHA256 hash of FILE as a bytevector."
|
|
(call-with-input-file file port-sha256))
|
|
|
|
(define (qualified-url url)
|
|
"Return a fully-qualified URL based on URL."
|
|
(if (string-prefix? "/" url)
|
|
(string-append "http://www.gnu.org" url)
|
|
url))
|
|
|
|
(define (preferred-archive-type release)
|
|
"Return the preferred type of archive for downloading RELEASE."
|
|
(find (cute member <> (gnu-release-archive-types release))
|
|
'("xz" "lz" "bz2" "tbz2" "gz" "tgz" "Z")))
|
|
|
|
(define* (gnu-package->sexp package release
|
|
#:key (key-download 'interactive))
|
|
"Return the 'package' sexp for the RELEASE (a <gnu-release>) of PACKAGE (a
|
|
<gnu-package>). Use KEY-DOWNLOAD as the OpenPGP key download policy (see
|
|
'download-tarball' for details.)"
|
|
(define name
|
|
(gnu-package-name package))
|
|
|
|
(define url-base
|
|
;; XXX: We assume that RELEASE's directory starts with "/gnu".
|
|
(string-append "mirror:/" (gnu-release-directory release)
|
|
"/" name "-"))
|
|
|
|
(define archive-type
|
|
(preferred-archive-type release))
|
|
|
|
(let ((tarball (with-store store
|
|
(download-tarball store name
|
|
(gnu-release-directory release)
|
|
(gnu-release-version release)
|
|
#:archive-type archive-type
|
|
#:key-download key-download))))
|
|
`(package
|
|
(name ,name)
|
|
(version ,(gnu-release-version release))
|
|
(source (origin
|
|
(method url-fetch)
|
|
(uri (string-append ,url-base version
|
|
,(string-append ".tar." archive-type)))
|
|
(sha256
|
|
(base32
|
|
,(bytevector->nix-base32-string (file-sha256 tarball))))))
|
|
(build-system gnu-build-system)
|
|
(synopsis ,(gnu-package-doc-summary package))
|
|
(description ,(gnu-package-doc-description package))
|
|
(home-page ,(match (gnu-package-doc-urls package)
|
|
((head . tail) (qualified-url head))))
|
|
(license find-by-yourself!))))
|
|
|
|
(define* (gnu->guix-package name
|
|
#:key (key-download 'interactive))
|
|
"Return the package declaration for NAME as an s-expression. Use
|
|
KEY-DOWNLOAD as the OpenPGP key download policy (see 'download-tarball' for
|
|
details.)"
|
|
(match (latest-release name)
|
|
((? gnu-release? release)
|
|
(let ((version (gnu-release-version release)))
|
|
(match (find-packages (regexp-quote name))
|
|
((info . _)
|
|
(gnu-package->sexp info release))
|
|
(()
|
|
(raise (condition
|
|
(&message
|
|
(message "couldn't find meta-data for GNU package"))))))))
|
|
(_
|
|
(raise (condition
|
|
(&message
|
|
(message
|
|
"failed to determine latest release of GNU package")))))))
|
|
|
|
;;; gnu.scm ends here
|