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;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2014 David Thompson <davet@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 build ruby-build-system)
#:use-module ((guix build gnu-build-system) #:prefix gnu:)
#:use-module (guix build utils)
#:use-module (ice-9 match)
#:use-module (ice-9 regex)
#:use-module (srfi srfi-1)
#:use-module (srfi srfi-26)
#:export (%standard-phases
ruby-build))
;; Commentary:
;;
;; Builder-side code of the standard Ruby package build procedure.
;;
;; Code:
(define (first-matching-file pattern)
"Return the first file name that matches PATTERN in the current working
directory."
(match (find-files "." pattern)
((file-name . _) file-name)
(() (error "No files matching pattern: " pattern))))
(define build
(lambda _
(zero? (system* "gem" "build" (first-matching-file "\\.gemspec$")))))
(define* (check #:key tests? test-target #:allow-other-keys)
(if tests?
(zero? (system* "rake" test-target))
#t))
(define* (install #:key source inputs outputs #:allow-other-keys)
(let* ((ruby-version
(match:substring (string-match "ruby-(.*)$"
(assoc-ref inputs "ruby"))
1))
(gem-home (string-append (assoc-ref outputs "out")
"/lib/ruby/gems/"
ruby-version)))
(setenv "GEM_HOME" gem-home)
(mkdir-p gem-home)
(zero? (system* "gem" "install" "--local"
(first-matching-file "\\.gem$")))))
(define %standard-phases
(alist-replace
'build build
(alist-replace
'install install
(alist-replace
'check check
(alist-delete 'configure gnu:%standard-phases)))))
(define* (ruby-build #:key inputs (phases %standard-phases)
#:allow-other-keys #:rest args)
(apply gnu:gnu-build #:inputs inputs #:phases phases args))
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