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;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2019 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
;;; 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 (gnu packages java-maths)
#:use-module ((guix licenses) #:prefix license:)
#:use-module (guix packages)
#:use-module (guix download)
#:use-module (guix git-download)
#:use-module (guix utils)
#:use-module (guix build-system ant)
#:use-module (guix build-system gnu)
#:use-module (gnu packages)
#:use-module (gnu packages gcc)
#:use-module (gnu packages java)
#:use-module (gnu packages maths)
#:use-module (gnu packages ruby))
(define-public java-jblas
(name "java-jblas")
(version "1.2.4")
(source (origin
(method git-fetch)
(uri (git-reference
(url "")
(commit (string-append "jblas-" version))))
(file-name (git-file-name name version))
(build-system gnu-build-system)
`(#:tests? #f ; there are none
(list (string-append "--libpath="
(assoc-ref %build-inputs "openblas")
(modify-phases %standard-phases
(add-after 'unpack 'make-writable
(lambda _
(map make-file-writable
(find-files "." ".*"))
(add-before 'build 'setenv-JAVA_HOME
(lambda* (#:key inputs #:allow-other-keys)
(setenv "JAVA_HOME" (assoc-ref inputs "jdk"))
(add-after 'build 'build-jar
(lambda* (#:key inputs outputs #:allow-other-keys)
(setenv "M2_HOME" (assoc-ref outputs "out"))
(invoke "ant" "jar" (string-append "-Dversion=" ,version))))
(replace 'install
(lambda* (#:key outputs #:allow-other-keys)
(let ((target (string-append (assoc-ref outputs "out")
(mkdir-p target)
(install-file (string-append "jblas-" ,version ".jar") target))
`(("openblas" ,openblas)))
`(("ant" ,ant)
("ruby" ,ruby) ; for configure script
("gfortran" ,gfortran)
("jdk" ,icedtea "jdk")))
(home-page "")
(synopsis "Linear algebra for Java")
"jblas is a fast linear algebra library for Java. jblas is based on BLAS
and LAPACK, the de-facto industry standard for matrix computations, and uses
state-of-the-art implementations for all its computational routines, making
jBLAS very fast.")
(license license:bsd-3)))