From e1248602f92c45a731e47e74d3612bee03eaa0da Mon Sep 17 00:00:00 2001 From: Ricardo Wurmus Date: Fri, 24 Jul 2015 16:49:57 +0200 Subject: import: Add 'cran' importer. * guix/import/cran.scm: New file. * guix/scripts/import.scm: Add "cran" to 'importers'. * guix/scripts/import/cran.scm: New file. * tests/cran.scm: New file. * Makefile.am (MODULES): Add 'guix/import/cran.scm' and 'guix/scripts/import/cran.scm'. (SCM_TESTS): Add 'tests/cran.scm'. * doc/guix.texi (Invoking guix import): Document it. * po/guix/POTFILES.in: Add 'guix/scripts/import/cran.scm'. --- guix/scripts/import.scm | 2 +- guix/scripts/import/cran.scm | 92 ++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 93 insertions(+), 1 deletion(-) create mode 100644 guix/scripts/import/cran.scm (limited to 'guix/scripts') diff --git a/guix/scripts/import.scm b/guix/scripts/import.scm index 6cd762a537..7b29794e8f 100644 --- a/guix/scripts/import.scm +++ b/guix/scripts/import.scm @@ -73,7 +73,7 @@ rather than \\n." ;;; Entry point. ;;; -(define importers '("gnu" "nix" "pypi" "cpan" "hackage" "elpa" "gem")) +(define importers '("gnu" "nix" "pypi" "cpan" "hackage" "elpa" "gem" "cran")) (define (resolve-importer name) (let ((module (resolve-interface diff --git a/guix/scripts/import/cran.scm b/guix/scripts/import/cran.scm new file mode 100644 index 0000000000..f11fa1004f --- /dev/null +++ b/guix/scripts/import/cran.scm @@ -0,0 +1,92 @@ +;;; GNU Guix --- Functional package management for GNU +;;; Copyright © 2014 Eric Bavier +;;; Copyright © 2015 Ricardo Wurmus +;;; +;;; 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 . + +(define-module (guix scripts import cran) + #:use-module (guix ui) + #:use-module (guix utils) + #: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 (ice-9 match) + #:use-module (ice-9 format) + #:export (guix-import-cran)) + + +;;; +;;; Command-line options. +;;; + +(define %default-options + '()) + +(define (show-help) + (display (_ "Usage: guix import cran PACKAGE-NAME +Import and convert the CRAN package for PACKAGE-NAME.\n")) + (display (_ " + -h, --help display this help and exit")) + (display (_ " + -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"))) + %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 (_ "~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) + (let ((sexp (cran->guix-package package-name))) + (unless sexp + (leave (_ "failed to download description for package '~a'~%") + package-name)) + sexp)) + (() + (leave (_ "too few arguments~%"))) + ((many ...) + (leave (_ "too many arguments~%")))))) -- cgit v1.2.3