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;;; Sly
;;; Copyright (C) 2014, 2015 David Thompson <davet@gnu.org>
;;;
;;; Sly 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.
;;;
;;; Sly 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 this program. If not, see
;;; <http://www.gnu.org/licenses/>.
;;; Commentary:
;;
;; Development environment for GNU Guix.
;;
;; To setup the development environment, run the following:
;;
;; guix environment -l guix.scm
;; ./bootstrap && ./configure
;;
;; To build the development snapshot, run:
;;
;; guix build -f guix.scm
;;
;; To install the development snapshot, run:
;;
;; guix install -f guix.scm
;;
;;; Code:
(use-modules (ice-9 match)
(srfi srfi-1)
(guix gexp)
(guix packages)
(guix licenses)
(guix git-download)
(guix build-system gnu)
(gnu packages)
(gnu packages autotools)
(gnu packages pkg-config)
(gnu packages texinfo)
(gnu packages guile)
(gnu packages gl)
(gnu packages sdl)
(gnu packages maths)
(gnu packages image))
(define use-guile-2.2?
(string? (getenv "SLY_GUILE_NEXT")))
(define (package-with-guile p guile)
(package
(inherit p)
(inputs
(map (match-lambda
(("guile" _)
`("guile" ,guile))
(input input))
(package-inputs p)))))
(define (package-with-guile-next-maybe p)
(if use-guile-2.2?
(package-with-guile p guile-next)
p))
(define guile-sdl2
(package
(name "guile-sdl2")
(version "0.1.0")
(source (origin
(method git-fetch)
(uri (git-reference
(url "git://dthompson.us/guile-sdl2.git")
(commit "55c4eef")))
(sha256
(base32
"1yckf6n2iwp5l3yz4y0rks5qbylnmfnpcxmlwl74aqyqfxd586ix"))))
(build-system gnu-build-system)
(arguments
'(#:configure-flags
(list (string-append "--with-libsdl2-prefix="
(assoc-ref %build-inputs "sdl2"))
(string-append "--with-libsdl2-image-prefix="
(assoc-ref %build-inputs "sdl2-image"))
(string-append "--with-libsdl2-ttf-prefix="
(assoc-ref %build-inputs "sdl2-ttf"))
(string-append "--with-libsdl2-mixer-prefix="
(assoc-ref %build-inputs "sdl2-mixer")))
#:make-flags '("GUILE_AUTO_COMPILE=0")
#:phases
(modify-phases %standard-phases
(add-after 'unpack 'bootstrap
(lambda _ (zero? (system* "sh" "bootstrap"))))
(add-after 'configure 'patch-makefile
(lambda _
;; Install compiled Guile files in the expected place.
(substitute* '("Makefile")
(("^godir = .*$")
"godir = $(moddir)\n")))))))
(native-inputs
`(("autoconf" ,autoconf)
("automake" ,automake)
("pkg-config" ,pkg-config)))
(inputs
`(("guile" ,guile-2.0)
("sdl2" ,sdl2)
("sdl2-image" ,sdl2-image)
("sdl2-mixer" ,sdl2-mixer)
("sdl2-ttf" ,sdl2-ttf)))
(synopsis "Guile bindings for SDL2")
(description "Guile-sdl2 provides pure Guile Scheme bindings to the
SDL2 C shared library via the foreign function interface.")
(home-page "https://git.dthompson.us/guile-sdl2.git")
(license lgpl3+)))
(define sly
(package
(name "sly")
(version "0.2.0")
(source (local-file "." #:recursive? #t))
(build-system gnu-build-system)
(arguments
'(#:phases
(modify-phases %standard-phases
(add-after 'unpack 'bootstrap
(lambda _ (zero? (system* "sh" "bootstrap")))))))
(native-inputs
`(("pkg-config" ,pkg-config)
("autoconf" ,autoconf)
("automake" ,automake)
("texinfo" ,texinfo)))
(propagated-inputs
`(("guile-sdl2" ,(package-with-guile-next-maybe guile-sdl2))
("guile-opengl" ,(package-with-guile-next-maybe guile-opengl))))
(inputs
`(("guile" ,guile-2.0)
("gsl" ,gsl)
("mesa" ,mesa)))
(synopsis "2D/3D game engine for GNU Guile")
(description "Sly is a 2D/3D game engine written in Guile Scheme.
Sly differs from most game engines in that it emphasizes functional
reactive programming and live coding.")
(home-page "http://dthompson.us/pages/software/sly.html")
(license gpl3+)))
(package-with-guile-next-maybe sly)
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