From ecda6af3d1c25638879b4a35a85f8b54289f3af8 Mon Sep 17 00:00:00 2001
From: Achim Gsell <achim.gsell@psi.ch>
Date: Mon, 20 Nov 2017 17:27:36 +0100
Subject: [PATCH] Compiler/eigen3 - build-block added

---
 Compiler/eigen3/3/variants |  1 +
 Compiler/eigen3/build      | 29 +++++++++++++++++++++++++++++
 Compiler/eigen3/modulefile | 11 +++++++++++
 3 files changed, 41 insertions(+)
 create mode 100644 Compiler/eigen3/3/variants
 create mode 100755 Compiler/eigen3/build
 create mode 100644 Compiler/eigen3/modulefile

diff --git a/Compiler/eigen3/3/variants b/Compiler/eigen3/3/variants
new file mode 100644
index 0000000..59fe042
--- /dev/null
+++ b/Compiler/eigen3/3/variants
@@ -0,0 +1 @@
+eigen/3.3.4	unstable	gcc/5.4.0 b:cmake/3.6.3 b:mpfr/3.1.5 b:gmp/6.1.2 b:UMFPACK/5.6.2 b:boost/1.62.0 b:SuperLU/5.2.1
diff --git a/Compiler/eigen3/build b/Compiler/eigen3/build
new file mode 100755
index 0000000..f69eef1
--- /dev/null
+++ b/Compiler/eigen3/build
@@ -0,0 +1,29 @@
+#!/usr/bin/env modbuild
+#
+# Notes:
+#   On Mac OS X VTK does not compile out of the box with self-compiled GCC.
+#   grep for "long-branch" and "pascal-string" in the cmake configuration
+#   and remove these strings.
+#
+
+SOURCE_URL="http://bitbucket.org/eigen/eigen/get/${V_MAJOR}.${V_MINOR}.${V_PATCHLVL}.tar.bz2"
+
+pbuild::configure() {
+	export BOOST_ROOT="${BOOST_PREFIX}"
+	config_args=()
+	config_args+=( "-DUMFPACK_INCLUDES=${UMFPACK_INCLUDE_DIR}" )
+	config_args+=( "-DUMFPACK_LIBRARIES=${UMFPACK_LIBRARY_DIR}" )
+	config_args+=( "-DGMP_INCLUDES=${GMP_INCLUDE_DIR}" )
+	config_args+=( "-DGMP_LIBRARIES=${GMP_LIBRARY_DIR}" )
+	config_args+=( "-DMPFR_INCLUDES=${MPFR_INCLUDE_DIR}" )
+	config_args+=( "-DMPFR_LIBRARIES=${MPFR_LIBRARY_DIR}" )
+	config_args+=( "-DSUPERLU_INCLUDES=${SUPERLU_INCLUDE_DIR}" )
+	config_args+=( "-DSUPERLU_LIBRARIES=${SUPERLU_LIBRARY_DIR}" )
+	cmake -DCMAKE_INSTALL_PREFIX:PATH=$PREFIX \
+		"${config_args[@]}" \
+		"${MODULE_SRCDIR}"
+}
+
+pbuild::add_to_group 'Compiler'
+pbuild::make_all
+
diff --git a/Compiler/eigen3/modulefile b/Compiler/eigen3/modulefile
new file mode 100644
index 0000000..5e4e3fa
--- /dev/null
+++ b/Compiler/eigen3/modulefile
@@ -0,0 +1,11 @@
+#%Module1.0
+
+module-whatis		"a C++ template library for linear algebra:"
+module-url		"http://eigen.tuxfamily.org/"
+module-license		"Mozilla Public License Version 2.0"
+module-maintainer	"Achim Gsell <achim.gsell@psi.ch>"
+
+module-help		"
+Eigen is a C++ template library for linear algebra: matrices, vectors,
+numerical solvers, and related algorithms.
+"