guix-play/guix/scripts/import/texlive.scm
Ricardo Wurmus be7b314f3f
import: Enable recursive import for texlive packages.
* guix/import/texlive.scm (tlpdb->package): Add VERSION argument; include
explicit version field in output.
(texlive->guix-package): Set default value for VERSION argument; adjust call
of tlpdb->package.
(texlive-recursive-import): Accept REPO and VERSION keyword arguments.
* guix/import/utils.scm (package->definition): Add a clause to deal with
output from tlpdb->package.
* guix/scripts/import/texlive.scm (%options): Add "recursive" option.
(guix-import-texlive): Honor "recursive" option.
* doc/guix.texi (Using TeX and LaTeX): Mention "recursive" option.
2022-07-19 23:49:42 +02:00

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;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2017, 2021, 2022 Ricardo Wurmus <rekado@elephly.net>
;;; Copyright © 2021 Sarah Morgensen <iskarian@mgsn.dev>
;;;
;;; 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 texlive)
#:use-module (guix ui)
#:use-module (guix utils)
#:use-module (guix scripts)
#:use-module (guix import texlive)
#:use-module (guix import utils)
#: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 (srfi srfi-71)
#:use-module (ice-9 match)
#:use-module (ice-9 format)
#:export (guix-import-texlive))
;;;
;;; Command-line options.
;;;
(define %default-options
'())
(define (show-help)
(display (G_ "Usage: guix import texlive PACKAGE-NAME
Import and convert the Texlive package for PACKAGE-NAME.\n"))
(display (G_ "
-h, --help display this help and exit"))
(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 texlive")))
(option '(#\r "recursive") #f #f
(lambda (opt name arg result)
(alist-cons 'recursive #t result)))
%standard-import-options))
;;;
;;; Entry point.
;;;
(define (guix-import-texlive . args)
(define (parse-options)
;; Return the alist of option values.
(parse-command-line args %options (list %default-options)
#:build-options? #f))
(let* ((opts (parse-options))
(args (filter-map (match-lambda
(('argument . value)
value)
(_ #f))
(reverse opts))))
(match args
((spec)
(let ((name version (package-name->name+version spec)))
(if (assoc-ref opts 'recursive)
;; Recursive import
(with-error-handling
(map package->definition
(filter identity (texlive-recursive-import name
#:version version))))
;; Single import
(let ((sexp (texlive->guix-package name #:version version)))
(unless sexp
(leave (G_ "failed to download description for package '~a'~%")
name))
sexp))))
(()
(leave (G_ "too few arguments~%")))
((many ...)
(leave (G_ "too many arguments~%"))))))