;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2016 Dennis Mungai <dmngaie@gmail.com>
;;;
;;; 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 (gn packages beignet)
  #:use-module ((guix licenses) #:prefix license:)
  #:use-module (guix download)
  #:use-module (guix git-download)
  #:use-module (guix build-system cmake)
  #:use-module (guix build-system gnu)
  #:use-module (guix packages)
  #:use-module (gnu packages)
  #:use-module (guix utils)
  #:use-module (gnu packages algebra)
  #:use-module (gnu packages autotools)
  #:use-module (gnu packages bootstrap)
  #:use-module (gnu packages gawk)
  #:use-module (gnu packages cmake)
  #:use-module (gnu packages compression)
  #:use-module (gnu packages glib)
  #:use-module (gnu packages gnupg)
  #:use-module (gnu packages llvm)
  #:use-module (gnu packages libedit)
  #:use-module (gnu packages video)
  #:use-module (gnu packages textutils)
  #:use-module (gnu packages gl)
  #:use-module (gnu packages ruby)
  #:use-module (gnu packages pkg-config)
  #:use-module (gnu packages maths)
  #:use-module (gnu packages web)
  #:use-module (gnu packages ncurses)
  #:use-module (gnu packages python)
  #:use-module (gnu packages xorg)
  #:use-module (gnu packages xdisorg)
  #:use-module (gnu packages version-control)
  #:use-module (gnu packages linux))

(define-public beignet
  (package
   (name "beignet")
   (version "1.1.1")
   (source (origin
             (method url-fetch)
             (uri (string-append "https://01.org/sites/default/files/beignet-"
                                 version "-source.tar.gz"))
             (file-name (string-append name "-" version ".tar.gz"))
             (sha256
              (base32
               "068i5srqpncfw0kklxdyzxcm5w56pi91jp7pkv6cglzvnjgcdx4v"))))
    (inputs `(("autoconf" ,autoconf)
             ("llvm" ,llvm-3.5)
             ("libpthread-stubs", libpthread-stubs)
             ("clang" ,clang-3.5)
             ("libdrm" ,libdrm)
             ("libtool" ,libtool)
             ("libsm" ,libsm)
             ("libxfixes" ,libxfixes)
             ("libxext" ,libxext)
             ("libedit" ,libedit)
             ("xextproto" ,xextproto)
             ("python" ,python-2)
             ("opencl-headers" ,opencl-headers)
             ("glu" ,glu)
             ("zlib" ,zlib)
             ("pkg-config" ,pkg-config)
             ("freeglut" ,freeglut)
             ("mesa-utils" ,mesa-utils)
             ("ncurses" ,ncurses)
             ("ocl-icd" ,ocl-icd)))
    (build-system cmake-build-system)
    (arguments `(#:configure-flags '("-DCMAKE_BUILD_TYPE=Release" "-DCOMPILER=CLANG") #:tests? #f))
    (home-page "https://forge.imag.fr/projects/ocl-icd/")
    (synopsis "Intel's OpenCL framework")
    (description "Intel's OpenCL framework that works with Intel IvyBridge GPUs and above")
    (license license:gpl2)))

(define-public ocl-icd
  (package
   (name "ocl-icd")
   (version "2.2.9")
   (source (origin
             (method url-fetch)
             (uri (string-append "https://forge.imag.fr/frs/download.php/716/ocl-icd-"
                                 version ".tar.gz"))
             (file-name (string-append name "-" version ".tar.gz"))
             (sha256
              (base32
               "1rgaixwnxmrq2aq4kcdvs0yx7i6krakarya9vqs7qwsv5hzc32hc"))))
    (inputs `(("zip" ,zip)
             ("autoconf" ,autoconf)
             ("automake" ,automake)
             ("ruby" ,ruby)
             ("libtool" ,libtool)
             ("opencl-headers" ,opencl-headers)
             ("libgcrypt" ,libgcrypt)))
    (build-system gnu-build-system)
     (arguments
     '(#:phases (modify-phases %standard-phases
                    (add-after 'unpack `bootstrap
                      (lambda _
                        (zero? (system* "autoreconf" "-vfi")))))))
    (home-page "https://forge.imag.fr/projects/ocl-icd/")
    (synopsis "OpenCL implementations are provided as ICD (Installable Client Driver).")
    (description "OpenCL implementations are provided as ICD (Installable Client Driver).
    An OpenCL program can use several ICD thanks to the use of an ICD Loader as provided by this project.
    This free ICD Loader can load any (free or non free) ICD")
    (license license:gpl2)))

(define-public opencl-headers
(let ((commit "c1770dc"))
  (package
    (name "opencl-headers")
    (version (string-append "2.1-" commit ))
    (source (origin
              (method git-fetch)
              (uri (git-reference
              (url "https://github.com/KhronosGroup/OpenCL-Headers.git")
              (commit commit)))
              (file-name (string-append name "-" commit))
              (sha256
               (base32
                "0m9fkblqja0686i2jjqiszvq3df95gp01a2674xknlmkd6525rck"))))
    (propagated-inputs '())
    (inputs '())
    (native-inputs '())
    (build-system gnu-build-system)
    (arguments
     '(#:phases
       (modify-phases %standard-phases
         (delete 'configure)
         (delete 'build)
         (delete 'check)
         (replace 'install
                  (lambda* (#:key outputs #:allow-other-keys)
                    (copy-recursively "." (string-append
                                                 (assoc-ref outputs "out")
                                                 "/include/CL")))))))
    (synopsis "The Khronos OpenCL headers")
    (description "This package provides the Khronos OpenCL headers")
    (home-page "https://www.khronos.org/registry/cl/")
    (license license:gpl2))))