gnu: Add Julia.

* gnu/packages/julia.scm: New file.
* gnu-system.am (GNU_SYSTEM_MODULES): Add it.

2 files changed, 173 insertions, 0 deletions

diff --git a/gnu-system.am b/gnu-system.am
index 154f51f1af..852abd316f 100644
--- a/gnu-system.am
+++ b/gnu-system.am
@@ -156,6 +156,7 @@ GNU_SYSTEM_MODULES =				\
   gnu/packages/iso-codes.scm			\
   gnu/packages/java.scm				\
   gnu/packages/jrnl.scm				\
+  gnu/packages/julia.scm			\
   gnu/packages/kde.scm				\
   gnu/packages/key-mon.scm			\
   gnu/packages/language.scm			\
diff --git a/gnu/packages/julia.scm b/gnu/packages/julia.scm
new file mode 100644
index 0000000000..844f1b2a19
--- /dev/null
+++ b/gnu/packages/julia.scm
@@ -0,0 +1,172 @@
+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2015 Ricardo Wurmus <rekado@elephly.net>
+;;;
+;;; 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 (gnu packages julia)
+  #:use-module ((guix licenses) #:prefix license:)
+  #:use-module (guix packages)
+  #:use-module (guix download)
+  #:use-module (guix build-system gnu)
+  #:use-module (gnu packages)
+  #:use-module (gnu packages algebra)
+  #:use-module (gnu packages base)
+  #:use-module (gnu packages elf)
+  #:use-module (gnu packages gcc)
+  #:use-module (gnu packages llvm)
+  #:use-module (gnu packages libunwind)
+  #:use-module (gnu packages maths)
+  #:use-module (gnu packages multiprecision) ; mpfr
+  #:use-module (gnu packages pcre)
+  #:use-module (gnu packages perl)
+  #:use-module (gnu packages pkg-config)
+  #:use-module (gnu packages python)
+  #:use-module (gnu packages textutils)
+  #:use-module (gnu packages version-control))
+
+(define-public julia
+  (package
+    (name "julia")
+    (version "0.3.6")
+    (source (origin
+              (method url-fetch)
+              (uri (string-append
+                    "https://github.com/JuliaLang/julia/releases/download/v"
+                    version "/julia-" version "_0c24dca65c.tar.gz"))
+              (sha256
+               (base32
+                "1hnbc2blzr9bc27m3vsr127fhg0h5imgqlrx00jakf0my0ccw8gr"))))
+    (build-system gnu-build-system)
+    (arguments
+     '(#:test-target "test"
+       #:modules ((ice-9 match)
+                  (guix build gnu-build-system)
+                  (guix build utils))
+       #:phases
+       (alist-cons-after
+        'unpack 'hardcode-soname-map
+        ;; ./src/ccall.cpp creates a map from library names to paths using the
+        ;; output of "/sbin/ldconfig -p".  Since ldconfig is not used in Guix,
+        ;; we patch ccall.cpp to contain a static map.
+        (lambda* (#:key inputs #:allow-other-keys)
+          (use-modules (ice-9 match))
+          (substitute* "src/ccall.cpp"
+            (("jl_read_sonames.*;")
+             (string-join
+              (map (match-lambda
+                    ((input libname soname)
+                     (string-append
+                      "sonameMap[\"" libname "\"] = "
+                      "\"" (assoc-ref inputs input) "/lib/" soname "\";")))
+                   '(("libc"        "libc"           "libc.so.6")
+                     ("pcre"        "libpcre"        "libpcre.so")
+                     ("mpfr"        "libmpfr"        "libmpfr.so")
+                     ("openblas"    "libblas"        "libopenblas.so")
+                     ("arpack-ng"   "libarpack"      "libarpack.so")
+                     ("lapack"      "liblapack"      "liblapack.so")
+                     ("gmp"         "libgmp"         "libgmp.so")
+                     ("openlibm"    "libopenlibm"    "libopenlibm.so")
+                     ("openspecfun" "libopenspecfun" "libopenspecfun.so")
+                     ("fftw"        "libfftw3"       "libfftw3.so")
+                     ("fftwf"       "libfftw3f"      "libfftw3f.so")))))))
+        (alist-cons-before
+         'build 'replace-default-shell
+         (lambda _
+           (substitute* "base/client.jl"
+             (("/bin/sh") (which "sh"))))
+         (alist-cons-before
+          'build 'patch-include-path
+          (lambda _
+            (substitute* "deps/Makefile"
+              (("/usr/include/double-conversion")
+               (string-append (assoc-ref %build-inputs "double-conversion")
+                              "/include/double-conversion"))))
+          (alist-cons-before
+           'check 'disable-broken-test
+           ;; One test fails because it produces slightly different output.
+           (lambda _
+             (substitute* "test/repl.jl"
+               (("@test output") "# @test output")))
+           ;; no configure script
+           (alist-delete 'configure %standard-phases)))))
+       #:make-flags
+       (list
+        (string-append "prefix=" (assoc-ref %outputs "out"))
+        "CONFIG_SHELL=bash"     ;needed to build bundled libraries
+        "USE_SYSTEM_LIBUV=0"    ;Julia expects a modified libuv
+        "USE_SYSTEM_DSFMT=0"    ;not packaged for Guix and upstream has no
+                                ;build system for a shared library.
+        "USE_SYSTEM_RMATH=0"    ;Julia uses a bundled version of R's math
+                                ;library, patched to use the DSFMT RNG.
+
+        "USE_SYSTEM_LAPACK=1"
+        "USE_SYSTEM_BLAS=1"
+        "USE_BLAS64=0"          ;needed when USE_SYSTEM_BLAS=1
+
+        "USE_SYSTEM_FFTW=1"
+        "LIBFFTWNAME=libfftw3"
+        "LIBFFTWFNAME=libfftw3f"
+
+        ;; TODO: Suitesparse does not install shared libraries, so we cannot
+        ;; use the suitesparse package.
+        ;; "USE_SYSTEM_SUITESPARSE=1"
+        ;; (string-append "SUITESPARSE_INC=-I "
+        ;;                (assoc-ref %build-inputs "suitesparse")
+        ;;                "/include")
+
+        "USE_SYSTEM_GRISU=1"    ;for double-conversion
+        "USE_SYSTEM_UTF8PROC=1"
+        "USE_SYSTEM_LLVM=1"
+        "USE_SYSTEM_LIBUNWIND=1"
+        "USE_SYSTEM_PCRE=1"
+        "USE_SYSTEM_OPENLIBM=1"
+        "USE_SYSTEM_GMP=1"
+        "USE_SYSTEM_MPFR=1"
+        "USE_SYSTEM_ARPACK=1"
+        "USE_SYSTEM_LIBGIT2=1"
+        "USE_SYSTEM_OPENSPECFUN=1")))
+    (inputs
+     `(("llvm" ,llvm-3.5)
+       ("arpack-ng" ,arpack-ng)
+       ("lapack" ,lapack)
+       ("openblas" ,openblas) ;Julia does not build with Atlas
+       ("libunwind" ,libunwind)
+       ("openlibm" ,openlibm)
+       ("openspecfun" ,openspecfun)
+       ("double-conversion" ,double-conversion)
+       ("fftw" ,fftw)
+       ("fftwf" ,fftwf)
+       ("fortran" ,gfortran-4.8)
+       ("pcre" ,pcre)
+       ("utf8proc" ,utf8proc)
+       ("git" ,git)
+       ("mpfr" ,mpfr)
+       ("gmp" ,gmp)))
+    (native-inputs
+     `(("perl" ,perl)
+       ("patchelf" ,patchelf)
+       ("pkg-config" ,pkg-config)
+       ("python" ,python-2)
+       ("which" ,which)))
+    (home-page "http://julialang.org/")
+    (synopsis "High-performance dynamic language for technical computing")
+    (description
+     "Julia is a high-level, high-performance dynamic programming language for
+technical computing, with syntax that is familiar to users of other technical
+computing environments.  It provides a sophisticated compiler, distributed
+parallel execution, numerical accuracy, and an extensive mathematical function
+library.")
+    (license license:expat)))