119 lines
4.0 KiB
Scheme
119 lines
4.0 KiB
Scheme
;;; GNU Guix --- Functional package management for GNU
|
||
;;; Copyright © 2014 Eric Bavier <bavier@member.fsf.org>
|
||
;;; Copyright © 2015, 2017 Ricardo Wurmus <rekado@elephly.net>
|
||
;;;
|
||
;;; 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 scripts import cran)
|
||
#:use-module (guix ui)
|
||
#:use-module (guix utils)
|
||
#:use-module (guix scripts)
|
||
#:use-module (guix import cran)
|
||
#:use-module (guix scripts import)
|
||
#:use-module (srfi srfi-1)
|
||
#:use-module (srfi srfi-11)
|
||
#:use-module (srfi srfi-37)
|
||
#:use-module (srfi srfi-41)
|
||
#:use-module (ice-9 match)
|
||
#:use-module (ice-9 format)
|
||
#:export (guix-import-cran))
|
||
|
||
|
||
;;;
|
||
;;; Command-line options.
|
||
;;;
|
||
|
||
(define %default-options
|
||
'())
|
||
|
||
(define (show-help)
|
||
(display (G_ "Usage: guix import cran PACKAGE-NAME
|
||
Import and convert the CRAN package for PACKAGE-NAME.\n"))
|
||
(display (G_ "
|
||
-a, --archive=ARCHIVE specify the archive repository"))
|
||
(display (G_ "
|
||
-h, --help display this help and exit"))
|
||
(display (G_ "
|
||
-r, --recursive import packages recursively"))
|
||
(display (G_ "
|
||
-V, --version display version information and exit"))
|
||
(newline)
|
||
(show-bug-report-information))
|
||
|
||
(define %options
|
||
;; Specification of the command-line options.
|
||
(cons* (option '(#\h "help") #f #f
|
||
(lambda args
|
||
(show-help)
|
||
(exit 0)))
|
||
(option '(#\V "version") #f #f
|
||
(lambda args
|
||
(show-version-and-exit "guix import cran")))
|
||
(option '(#\a "archive") #t #f
|
||
(lambda (opt name arg result)
|
||
(alist-cons 'repo (string->symbol arg)
|
||
(alist-delete 'repo result))))
|
||
(option '(#\r "recursive") #f #f
|
||
(lambda (opt name arg result)
|
||
(alist-cons 'recursive #t result)))
|
||
%standard-import-options))
|
||
|
||
|
||
;;;
|
||
;;; Entry point.
|
||
;;;
|
||
|
||
(define (guix-import-cran . args)
|
||
(define (parse-options)
|
||
;; Return the alist of option values.
|
||
(args-fold* args %options
|
||
(lambda (opt name arg result)
|
||
(leave (G_ "~A: unrecognized option~%") name))
|
||
(lambda (arg result)
|
||
(alist-cons 'argument arg result))
|
||
%default-options))
|
||
|
||
(let* ((opts (parse-options))
|
||
(args (filter-map (match-lambda
|
||
(('argument . value)
|
||
value)
|
||
(_ #f))
|
||
(reverse opts))))
|
||
(match args
|
||
((package-name)
|
||
(if (assoc-ref opts 'recursive)
|
||
;; Recursive import
|
||
(map (match-lambda
|
||
((and ('package ('name name) . rest) pkg)
|
||
`(define-public ,(string->symbol name)
|
||
,pkg))
|
||
(_ #f))
|
||
(reverse
|
||
(stream->list
|
||
(cran-recursive-import package-name
|
||
(or (assoc-ref opts 'repo) 'cran)))))
|
||
;; Single import
|
||
(let ((sexp (cran->guix-package package-name
|
||
(or (assoc-ref opts 'repo) 'cran))))
|
||
(unless sexp
|
||
(leave (G_ "failed to download description for package '~a'~%")
|
||
package-name))
|
||
sexp)))
|
||
(()
|
||
(leave (G_ "too few arguments~%")))
|
||
((many ...)
|
||
(leave (G_ "too many arguments~%"))))))
|