From 8c94c886f661ed416c86e539a05ae586c356de52 Mon Sep 17 00:00:00 2001
From: Eric Bavier <bavier@member.fsf.org>
Date: Wed, 17 Jun 2015 04:58:25 -0500
Subject: [PATCH] gnu: Add arpack-ng-openmpi.

* gnu/packages/maths.scm (arpack-ng-openmpi): New variable.
---
 gnu/packages/maths.scm | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/gnu/packages/maths.scm b/gnu/packages/maths.scm
index 9b2c0ace7f..282d81b310 100644
--- a/gnu/packages/maths.scm
+++ b/gnu/packages/maths.scm
@@ -274,6 +274,15 @@ large scale eigenvalue problems.")
     (license (license:non-copyleft "file://COPYING"
                                 "See COPYING in the distribution."))))
 
+(define-public arpack-ng-openmpi
+  (package (inherit arpack-ng)
+    (name "arpack-ng-openmpi")
+    (inputs
+     `(("mpi" ,openmpi)
+       ,@(package-inputs arpack-ng)))
+    (arguments `(#:configure-flags '("--enable-mpi")))
+    (synopsis "Fortran subroutines for solving eigenvalue problems with MPI")))
+
 (define-public lapack
   (package
     (name "lapack")