From dbeea6ff98437dcb55b866bdceaca8aaf2fbb801 Mon Sep 17 00:00:00 2001
From: Gauthier Folzan <gauthier@wuhu.eu>
Date: Mon, 30 Mar 2020 22:22:34 +0200
Subject: [PATCH] First commit

---
 README.md                                     |  25 ++-
 .../dune-alugrid/AddQuadMathFlags.cmake.patch |  31 ++++
 .../dune-alugrid/FindQuadMath.cmake.patch     |  62 +++++++
 packages/dune-alugrid/package.py              | 124 +++++++++++++
 packages/dune-common/package.py               | 110 ++++++++++++
 packages/dune-geometry/package.py             | 113 ++++++++++++
 packages/dune-grid/package.py                 | 120 +++++++++++++
 packages/dune-istl/package.py                 | 126 +++++++++++++
 .../AddQuadMathFlags.cmake.patch              |  31 ++++
 .../FindQuadMath.cmake.patch                  |  62 +++++++
 packages/dune-localfunctions/package.py       | 118 ++++++++++++
 .../dune-python/AddQuadMathFlags.cmake.patch  |  31 ++++
 packages/dune-python/FindQuadMath.cmake.patch |  62 +++++++
 packages/dune-python/package.py               | 169 ++++++++++++++++++
 .../AddQuadMathFlags.cmake.patch              |  31 ++++
 .../dune-typetree/FindQuadMath.cmake.patch    |  62 +++++++
 packages/dune-typetree/package.py             | 121 +++++++++++++
 .../dune-uggrid/AddQuadMathFlags.cmake.patch  |  31 ++++
 packages/dune-uggrid/FindQuadMath.cmake.patch |  62 +++++++
 packages/dune-uggrid/package.py               | 114 ++++++++++++
 packages/dune-uggrid/parallel_CMakeList.patch |  12 ++
 21 files changed, 1616 insertions(+), 1 deletion(-)
 create mode 100644 packages/dune-alugrid/AddQuadMathFlags.cmake.patch
 create mode 100644 packages/dune-alugrid/FindQuadMath.cmake.patch
 create mode 100644 packages/dune-alugrid/package.py
 create mode 100644 packages/dune-common/package.py
 create mode 100644 packages/dune-geometry/package.py
 create mode 100644 packages/dune-grid/package.py
 create mode 100644 packages/dune-istl/package.py
 create mode 100644 packages/dune-localfunctions/AddQuadMathFlags.cmake.patch
 create mode 100644 packages/dune-localfunctions/FindQuadMath.cmake.patch
 create mode 100644 packages/dune-localfunctions/package.py
 create mode 100644 packages/dune-python/AddQuadMathFlags.cmake.patch
 create mode 100644 packages/dune-python/FindQuadMath.cmake.patch
 create mode 100644 packages/dune-python/package.py
 create mode 100644 packages/dune-typetree/AddQuadMathFlags.cmake.patch
 create mode 100644 packages/dune-typetree/FindQuadMath.cmake.patch
 create mode 100644 packages/dune-typetree/package.py
 create mode 100644 packages/dune-uggrid/AddQuadMathFlags.cmake.patch
 create mode 100644 packages/dune-uggrid/FindQuadMath.cmake.patch
 create mode 100644 packages/dune-uggrid/package.py
 create mode 100644 packages/dune-uggrid/parallel_CMakeList.patch

diff --git a/README.md b/README.md
index 16be0be..0658fe1 100644
--- a/README.md
+++ b/README.md
@@ -1 +1,24 @@
-# dune_spack_repo
\ No newline at end of file
+# Dune Spack repository
+## Installation
+Clone spack git
+```
+git clone https://github.com/spack/spack.git
+source ./share/spack/setup-env.sh
+spack bootstrap
+```
+add dune spack repo
+```
+cd $HOME
+git clone https://github.com/gauthier12/dune_spack_repo.git
+spack repo add dune_spack_repo
+```
+Install dune modules
+```
+spack install dune-python
+```
+## Use
+To use dune-python, load the module
+```
+source $SPACK_ROOT/share/spack/setup-env.sh
+spack load dune-python
+```
diff --git a/packages/dune-alugrid/AddQuadMathFlags.cmake.patch b/packages/dune-alugrid/AddQuadMathFlags.cmake.patch
new file mode 100644
index 0000000..08eb9e9
--- /dev/null
+++ b/packages/dune-alugrid/AddQuadMathFlags.cmake.patch
@@ -0,0 +1,31 @@
+--- a/cmake/modules/AddQuadMathFlags.cmake	2020-03-24 07:54:22.548925006 +0100
++++ b/cmake/modules/AddQuadMathFlags.cmake.patched	2020-03-24 22:53:43.127262894 +0100
+@@ -0,0 +1,28 @@
++# Defines the functions to use QuadMath
++#
++# .. cmake_function:: add_dune_quadmath_flags
++#
++#    .. cmake_param:: targets
++#       :positional:
++#       :single:
++#       :required:
++#
++#       A list of targets to use QuadMath with.
++#
++
++
++function(add_dune_quadmath_flags _targets)
++  if(QUADMATH_FOUND)
++    foreach(_target ${_targets})
++      target_link_libraries(${_target} "quadmath")
++      set_property(TARGET ${_target}
++        APPEND_STRING
++        PROPERTY COMPILE_FLAGS "-DENABLE_QUADMATH=1 -D_GLIBCXX_USE_FLOAT128=1 ")
++      if(${CMAKE_CXX_COMPILER_ID} STREQUAL GNU)
++        set_property(TARGET ${_target}
++          APPEND_STRING
++          PROPERTY COMPILE_FLAGS "-fext-numeric-literals ")
++      endif()
++    endforeach(_target ${_targets})
++  endif(QUADMATH_FOUND)
++endfunction(add_dune_quadmath_flags)
diff --git a/packages/dune-alugrid/FindQuadMath.cmake.patch b/packages/dune-alugrid/FindQuadMath.cmake.patch
new file mode 100644
index 0000000..716d0a1
--- /dev/null
+++ b/packages/dune-alugrid/FindQuadMath.cmake.patch
@@ -0,0 +1,62 @@
+--- a/cmake/modules/FindQuadMath.cmake	2020-03-24 07:54:22.548925006 +0100
++++ b/cmake/modules/FindQuadMath.cmake.patched	2020-03-24 22:53:43.127262894 +0100
+@@ -0,0 +1,59 @@
++# .. cmake_module::
++#
++#    Find the GCC Quad-Precision library
++#
++#    Sets the following variables:
++#
++#    :code:`QUADMATH_FOUND`
++#       True if the Quad-Precision library was found.
++#
++#
++
++
++# search for the header quadmath.h
++include(CheckIncludeFile)
++check_include_file(quadmath.h QUADMATH_HEADER)
++
++include(CheckCSourceCompiles)
++include(CMakePushCheckState)
++
++cmake_push_check_state() # Save variables
++set(CMAKE_REQUIRED_LIBRARIES quadmath)
++check_c_source_compiles("
++#include <quadmath.h>
++
++int main ()
++{
++  __float128 r = 1.0q;
++  r = strtoflt128(\"1.2345678\", NULL);
++  return 0;
++}" QUADMATH_COMPILES)
++cmake_pop_check_state()
++
++
++include(FindPackageHandleStandardArgs)
++find_package_handle_standard_args(
++  "QuadMath"
++  DEFAULT_MSG
++  QUADMATH_HEADER
++  QUADMATH_COMPILES
++)
++
++# text for feature summary
++set_package_properties("QuadMath" PROPERTIES
++  DESCRIPTION "GCC Quad-Precision library")
++
++# set HAVE_QUADMATH for config.h
++set(HAVE_QUADMATH ${QUADMATH_FOUND})
++
++# -fext-numeric-literals is a GCC extension not available in other compilers like clang
++if(${CMAKE_CXX_COMPILER_ID} STREQUAL GNU)
++  set(_QUADMATH_EXT_NUMERIC_LITERALS "-fext-numeric-literals")
++endif()
++
++# register all QuadMath related flags
++if(HAVE_QUADMATH)
++  dune_register_package_flags(COMPILE_DEFINITIONS "ENABLE_QUADMATH=1" "_GLIBCXX_USE_FLOAT128=1"
++                              COMPILE_OPTIONS ${_QUADMATH_EXT_NUMERIC_LITERALS}
++                              LIBRARIES "quadmath")
++endif()
diff --git a/packages/dune-alugrid/package.py b/packages/dune-alugrid/package.py
new file mode 100644
index 0000000..aa90a95
--- /dev/null
+++ b/packages/dune-alugrid/package.py
@@ -0,0 +1,124 @@
+# Copyright 2013-2020 Lawrence Livermore National Security, LLC and other
+# Spack Project Developers. See the top-level COPYRIGHT file for details.
+#
+# SPDX-License-Identifier: (Apache-2.0 OR MIT)
+
+# ----------------------------------------------------------------------------
+# If you submit this package back to Spack as a pull request,
+# please first remove this boilerplate and all FIXME comments.
+#
+# This is a template package file for Spack.  We've put "FIXME"
+# next to all the things you'll want to change. Once you've handled
+# them, you can save this file and test your package like this:
+#
+#     spack install dune-alugrid
+#
+# You can edit this file again by typing:
+#
+#     spack edit dune-alugrid
+#
+# See the Spack documentation for more information on packaging.
+# ----------------------------------------------------------------------------
+
+from spack import *
+
+
+class DuneAlugrid(CMakePackage):
+    """ALUGrid is an adaptive, loadbalancing, unstructured implementation of the DUNE grid interface supporting either simplices or cubes."""
+
+    homepage = "https://www.dune-project.org"
+    url      = "https://github.com/dune-mirrors/dune-alugrid/archive/v2.6.0.tar.gz"
+
+    # FIXME: Add a list of GitHub accounts to
+    # notify when the package is updated.
+    # maintainers = ['github_user1', 'github_user2']
+
+    version('2.6.0',    sha256='25fa4a5127837a0def2f93ae7fda38c5098dd066536236533015755ad264a870')
+    version('2.4.0',    sha256='fd0fab5b2c6e1e0c9f792947dad1f9c2e2d6b65242935474017e0c278bab3ae1')
+
+    #option
+    variant('blas',   default=True, description='Build with BLAS support')
+    variant('lapack', default=True, description='Build with LAPACK support')
+    variant('gmp', default=True, description='Build with GNU multi-precision library support')
+    variant('tbb', default=True, description='Build with Threading Building Blocks library support')
+    variant('mkl', default=True, description='Build with Math Kernel library support')
+    variant('doxygen', default=True, description='Create Doxygen documentation')
+    variant('sphinx', default=True, description='Create Sphinx documentation')
+    variant('python', default=False, description='Build with Python and dune-python')
+    variant('vc', default=True, description='Build C++ Vectorization library support')
+    variant('zlib', default=True, description='Build zlib library support')
+    variant('imagemagick', default=False, description='Imagemagick support')
+    variant('corepy', default=False, description='Build with dune-corepy support')
+    variant('uggrid', default=False, description='Build with dune-uggrid support')
+    variant('ptscotch', default=True, description='Build with PT-Scotch support')
+    variant('metis', default=True, description='Build with METIS support')
+    variant('parmetis', default=True, description='Build with ParMETIS support')
+    variant('alberta', default=False, description='Build with Alberta support')
+    variant('psurface', default=False, description='Build with Psurface support')
+    variant('amiramesh', default=False, description='Build with AmiraMesh support')
+    variant('sionlib', default=False, description='Build with SIONlib support')
+    variant('zoltan', default=True, description='Build with Zoltan support')
+    variant('threads', default=True, description='Whether we are using pthreads')
+    variant('extrautils', default=True, description='Enable compilation and installation of extra utilities from the src subdirectory')
+    variant('selector', default=True, description='Grid selector definition added to config.h')
+    variant('shared', default=False, description='Enables the build of shared libraries.')
+
+    #dependencies 
+    depends_on('dune-common')
+    depends_on('dune-geometry')
+    depends_on('dune-grid')
+    depends_on('dune-corepy', when='+corepy')
+    depends_on('dune-python', when='+python')
+    depends_on('dune-uggrid', when='+uggrid')
+    depends_on('cmake@3.1:', type='build')
+    depends_on('mpi')
+    depends_on('blas',   when='+blas')
+    depends_on('lapack', when='+lapack')
+    depends_on('doxygen', type='build', when='+doxygen')
+    depends_on('gmp', when='+gmp')
+    depends_on('intel-tbb', when='+tbb')
+    depends_on('intel-mkl', when='+mkl')
+    depends_on('python@3.0:')
+    depends_on('py-sphinx', type='build', when='+sphinx')
+    depends_on('vc', when='+vc')
+    depends_on('zlib', when='+zlib')
+    depends_on('scotch+mpi', when='+ptscotch')
+    depends_on('zoltan', when='+zoltan')
+    depends_on('metis', when='+metis')
+    depends_on('parmetis', when='+parmetis')
+    depends_on('pkg-config', type='build')
+    depends_on('imagemagick', type='build', when='+imagemagick')
+    depends_on('alberta', when='+alberta')
+    depends_on('psurface', when='+psurface')
+    depends_on('amiramesh', when='+amiramesh')
+    depends_on('sionlib', when='+sionlib')
+
+    patch('AddQuadMathFlags.cmake.patch', when='@2.6')
+    patch('FindQuadMath.cmake.patch', when='@2.6')
+
+    def cmake_args(self):
+        """Populate cmake arguments."""
+        spec = self.spec
+        def variant_bool(feature, on='ON', off='OFF'):
+            """Ternary for spec variant to ON/OFF string"""
+            if feature in spec:
+                return on
+            return off 
+
+        def nvariant_bool(feature):
+            """Negated ternary for spec variant to OFF/ON string"""
+            return variant_bool(feature, on='OFF', off='ON')
+
+        cmake_args = [ 
+#            '-DDUNE_BUILD_BOTH_LIBS=%s' % variant_bool('+shared'),
+            '-DBUILD_SHARED_LIBS:BOOL=%s' % variant_bool('+shared'),
+            '-DDUNE_GRID_EXTRA_UTILS:BOOL=%s' % variant_bool('+extrautils'),
+            '-DDUNE_GRID_GRIDTYPE_SELECTOR:BOOL=%s' % variant_bool('+selector'),
+            '-DUSE_PTHREADS:BOOL=%s' % variant_bool('+threads'),
+        ]
+        if 'python' in spec:
+            cmake_args.append('-DDUNE_GRID_EXPERIMENTAL_GRID_EXTENSIONS:BOOL=TRUE')
+            cmake_args.append('-DPYTHON_INSTALL_LOCATION:STRING="system"')
+
+        return cmake_args
+
diff --git a/packages/dune-common/package.py b/packages/dune-common/package.py
new file mode 100644
index 0000000..b67b40e
--- /dev/null
+++ b/packages/dune-common/package.py
@@ -0,0 +1,110 @@
+# Copyright 2013-2020 Lawrence Livermore National Security, LLC and other
+# Spack Project Developers. See the top-level COPYRIGHT file for details.
+#
+# SPDX-License-Identifier: (Apache-2.0 OR MIT)
+
+# ----------------------------------------------------------------------------
+# If you submit this package back to Spack as a pull request,
+# please first remove this boilerplate and all FIXME comments.
+#
+# This is a template package file for Spack.  We've put "FIXME"
+# next to all the things you'll want to change. Once you've handled
+# them, you can save this file and test your package like this:
+#
+#     spack install dune-common
+#
+# You can edit this file again by typing:
+#
+#     spack edit dune-common
+#
+# See the Spack documentation for more information on packaging.
+# ----------------------------------------------------------------------------
+
+from spack import *
+
+
+class DuneCommon(CMakePackage):
+    """
+    dune-common provides basic infrastructure classes for all Dune
+    modules.
+    """
+
+    homepage = "https://www.dune-project.org"
+    url      = "https://www.dune-project.org/download/2.7.0/dune-common-2.7.0.tar.gz"
+    list_url = "https://www.dune-project.org/download/"
+    list_depth = 1
+
+    # FIXME: Add a list of GitHub accounts to
+    # notify when the package is updated.
+    # maintainers = ['github_user1', 'github_user2']
+
+    version('2.7.0', sha256='3c83c583a45325513113148cb94bd978e601907a6591c765f6253342e00f1890')
+    version('2.6.0', sha256='1c566abb509ffd29690055acb5a7a69e3eda3848c2171f7af75c1e8743663c05')
+    version('2.5.2', sha256='042fc7b9ae4b781e027a48048ea4067deb924ae172e56821f679bc8afe312159')
+    version('2.5.1', sha256='fa9b1e538236e761d4eec703343e1345e8da1b75b3d2adbdde5fc53012d05814')
+    version('2.5.0', sha256='3a6e20189926f0908316d43b2b130ae89e3662865926325a236c5465640a33c2')
+    version('2.4.2', sha256='93e973e1db81950c378cf3ebe6cffca32fb642c7bd5e40a8883ebdc8c6909536')
+    version('2.4.1', sha256='e4e9a4d6207484728a8582c5bca14c1479075b655d095790a037e6f0135762a8')
+    version('2.4.0', sha256='7c2865e467883adbfdf4b248b8dbf3cd171a47c7498164d2dbe700171fdb7b1f')
+
+    variant('blas',   default=True, description='Build with BLAS support')
+    variant('lapack', default=True, description='Build with LAPACK support')
+    variant('gmp', default=True, description='Build with GNU multi-precision library support')
+    variant('tbb', default=True, description='Build with Threading Building Blocks library support')
+    variant('mkl', default=True, description='Build with Math Kernel library support')
+    variant('doxygen', default=True, description='Create Doxygen documentation')
+    variant('sphinx', default=True, description='Create Sphinx documentation')
+    variant('vc', default=True, description='Build C++ Vectorization library support')
+    variant('imagemagick', default=False, description='Imagemagick support')
+    variant('threads', default=True, description='Activate pThread support')
+    variant('shared', default=False, description='Enables the build of shared libraries.')
+    variant('python', default=True, description='Build with Python')
+    variant('extrautils', default=True, description='Enable compilation and installation of extra utilities from the src subdirectory')
+    variant('selector', default=True, description='Grid selector definition added to config.h')
+
+
+
+    # FIXME: Add dependencies if required.
+    #option
+    depends_on('cmake@3.1:', type='build')
+    depends_on('mpi')
+    depends_on('blas',   when='+blas')
+    depends_on('lapack', when='+lapack')
+    depends_on('doxygen', type='build', when='+doxygen')
+    depends_on('gmp', when='+gmp')
+    depends_on('intel-tbb', when='+tbb')
+    depends_on('intel-mkl', when='+mkl')
+    depends_on('python@3.0:', when='+python')
+    depends_on('py-sphinx', type='build', when='+sphinx')
+    depends_on('vc', when='+vc')
+    depends_on('pkg-config', type='build')
+    depends_on('imagemagick', type='build', when='+imagemagick')
+
+    def url_for_version(self, version):
+        url = "https://www.dune-project.org/download/{1}/dune-common-{1}.tar.gz"
+        return url.format(version.up_to(2), version)
+
+    def cmake_args(self):
+        """Populate cmake arguments."""
+        spec = self.spec
+        def variant_bool(feature, on='ON', off='OFF'):
+            """Ternary for spec variant to ON/OFF string"""
+            if feature in spec:
+                return on
+            return off 
+
+        def nvariant_bool(feature):
+            """Negated ternary for spec variant to OFF/ON string"""
+            return variant_bool(feature, on='OFF', off='ON')
+
+        cmake_args = [ 
+#            '-DDUNE_BUILD_BOTH_LIBS=%s' % variant_bool('+shared'),
+            '-DBUILD_SHARED_LIBS:BOOL=%s' % variant_bool('+shared'),
+            '-DDUNE_GRID_EXTRA_UTILS:BOOL=%s' % variant_bool('+extrautils'),
+            '-DDUNE_GRID_GRIDTYPE_SELECTOR:BOOL=%s' % variant_bool('+selector'),
+            '-DUSE_PTHREADS:BOOL=%s' % variant_bool('+threads'),
+        ]
+        if 'python' in spec:
+            cmake_args.append('-DPYTHON_INSTALL_LOCATION:STRING="system"')
+
+        return cmake_args
diff --git a/packages/dune-geometry/package.py b/packages/dune-geometry/package.py
new file mode 100644
index 0000000..407b0a2
--- /dev/null
+++ b/packages/dune-geometry/package.py
@@ -0,0 +1,113 @@
+# Copyright 2013-2020 Lawrence Livermore National Security, LLC and other
+# Spack Project Developers. See the top-level COPYRIGHT file for details.
+#
+# SPDX-License-Identifier: (Apache-2.0 OR MIT)
+
+# ----------------------------------------------------------------------------
+# If you submit this package back to Spack as a pull request,
+# please first remove this boilerplate and all FIXME comments.
+#
+# This is a template package file for Spack.  We've put "FIXME"
+# next to all the things you'll want to change. Once you've handled
+# them, you can save this file and test your package like this:
+#
+#     spack install dune-geometry
+#
+# You can edit this file again by typing:
+#
+#     spack edit dune-geometry
+#
+# See the Spack documentation for more information on packaging.
+# ----------------------------------------------------------------------------
+
+from spack import *
+
+
+class DuneGeometry(CMakePackage):
+    """
+    dune-geometry includes everything related to the DUNE reference
+    elements. This includes the reference elements themselves, mappings
+    on the reference elements (geometries), and quadratures.
+    """
+
+    homepage = "https://www.dune-project.org"
+    url      = "https://www.dune-project.org/download/2.7.0/dune-geometry-2.7.0.tar.gz"
+    list_url = "https://www.dune-project.org/download/"
+    list_depth = 1
+
+    # FIXME: Add a list of GitHub accounts to
+    # notify when the package is updated.
+    # maintainers = ['github_user1', 'github_user2']
+
+    version('2.7.0', sha256='d996c73efa345338766c5e4774e3b06ec1ed27eb745916af35877bbf38dd2cb2')
+    version('2.6.0', sha256='7661155a0be3d001db43c6d99f1ee1a04101bc3e666dade82a40a6ed65578a42')
+    version('2.5.2', sha256='30e9e6c22206034e3e490d3b0bf841cd49e8ece0d3a2f6df453e8594f546ec0d')
+    version('2.5.1', sha256='f3782b27a4622bd7b7bc52fa7561d5bcf4f0dc39d6c161c082047c7b92140076')
+    version('2.5.0', sha256='0b8ea21c046b703dbb4dfb1481e5ea74c9ea7487930be66d7a3fd74c854fb08e')
+    version('2.4.2', sha256='4fe3d09b1dba6c36b73662af32088639eac5af33e01599469de2b71bd0a8c4e3')
+    version('2.4.1', sha256='a6b92785150d309760f95add38d8a12bfd906d994e298cd54e744f34064b4e0f')
+    version('2.4.0', sha256='f0f8acb95fd325b9b78f9d1e35d733830865378c4d5d5c34e3ecce687341fe86')
+
+    #option
+    variant('blas',   default=True, description='Build with BLAS support')
+    variant('lapack', default=True, description='Build with LAPACK support')
+    variant('gmp', default=True, description='Build with GNU multi-precision library support')
+    variant('tbb', default=True, description='Build with Threading Building Blocks library support')
+    variant('mkl', default=True, description='Build with Threading Building Blocks library support')
+    variant('doxygen', default=True, description='Create Doxygen documentation')
+    variant('sphinx', default=True, description='Create Sphinx documentation')
+    variant('python', default=True, description='Build with Python')
+    variant('vc', default=True, description='Build C++ Vectorization library support')
+    variant('imagemagick', default=False, description='Imagemagick support')
+    variant('threads', default=True, description='Activate pThread support')
+    variant('shared', default=False, description='Enables the build of shared libraries.')
+    variant('extrautils', default=True, description='Enable compilation and installation of extra utilities from the src subdirectory')
+    variant('selector', default=True, description='Grid selector definition added to config.h')
+
+
+
+    #dependencies 
+    depends_on('dune-common')
+    depends_on('cmake@3.1:', type='build')
+    depends_on('mpi')
+    depends_on('blas',   when='+blas')
+    depends_on('lapack', when='+lapack')
+    depends_on('doxygen', type='build', when='+doxygen')
+    depends_on('gmp', when='+gmp')
+    depends_on('intel-tbb', when='+tbb')
+    depends_on('intel-mkl', when='+mkl')
+    depends_on('python@3.0:')
+    depends_on('py-sphinx', type='build', when='+sphinx')
+    depends_on('vc', when='+vc')
+    depends_on('pkg-config', type='build')
+    depends_on('imagemagick', type='build', when='+imagemagick')
+    def url_for_version(self, version):
+        url = "https://www.dune-project.org/download/{1}/dune-geometry-{1}.tar.gz"
+        return url.format(version.up_to(2), version)
+
+    def cmake_args(self):
+        """Populate cmake arguments."""
+        spec = self.spec
+        def variant_bool(feature, on='ON', off='OFF'):
+            """Ternary for spec variant to ON/OFF string"""
+            if feature in spec:
+                return on
+            return off 
+
+        def nvariant_bool(feature):
+            """Negated ternary for spec variant to OFF/ON string"""
+            return variant_bool(feature, on='OFF', off='ON')
+
+        cmake_args = [ 
+#            '-DDUNE_BUILD_BOTH_LIBS=%s' % variant_bool('+shared'),
+            '-DBUILD_SHARED_LIBS:BOOL=%s' % variant_bool('+shared'),
+            '-DDUNE_GRID_EXTRA_UTILS:BOOL=%s' % variant_bool('+extrautils'),
+            '-DDUNE_GRID_GRIDTYPE_SELECTOR:BOOL=%s' % variant_bool('+selector'),
+            '-DUSE_PTHREADS:BOOL=%s' % variant_bool('+threads'),
+        ]
+        if 'python' in spec:
+            cmake_args.append('-DDUNE_GRID_EXPERIMENTAL_GRID_EXTENSIONS:BOOL=TRUE')
+            cmake_args.append('-DPYTHON_INSTALL_LOCATION:STRING="system"')
+
+        return cmake_args
+
diff --git a/packages/dune-grid/package.py b/packages/dune-grid/package.py
new file mode 100644
index 0000000..6309b3d
--- /dev/null
+++ b/packages/dune-grid/package.py
@@ -0,0 +1,120 @@
+# Copyright 2013-2020 Lawrence Livermore National Security, LLC and other
+# Spack Project Developers. See the top-level COPYRIGHT file for details.
+#
+# SPDX-License-Identifier: (Apache-2.0 OR MIT)
+
+# ----------------------------------------------------------------------------
+# If you submit this package back to Spack as a pull request,
+# please first remove this boilerplate and all FIXME comments.
+#
+# This is a template package file for Spack.  We've put "FIXME"
+# next to all the things you'll want to change. Once you've handled
+# them, you can save this file and test your package like this:
+#
+#     spack install dune-grid
+#
+# You can edit this file again by typing:
+#
+#     spack edit dune-grid
+#
+# See the Spack documentation for more information on packaging.
+# ----------------------------------------------------------------------------
+
+from spack import *
+
+
+class DuneGrid(CMakePackage):
+    """
+    dune-grid provides grid interface and some grid implementations
+    """
+
+    homepage = "https://www.dune-project.org"
+    url      = "https://www.dune-project.org/download/2.7.0/dune-grid-2.7.0.tar.gz"
+    list_url = "https://www.dune-project.org/download/"
+    list_depth = 1
+
+    # FIXME: Add a list of GitHub accounts to
+    # notify when the package is updated.
+    # maintainers = ['github_user1', 'github_user2']
+
+    version('2.7.0', sha256='fa88dd60619df51100327a9128c3f7242a3a13b7ddfbac43a04f7e85c1f8d29d')
+    version('2.6.0', sha256='a03145e8fd9b0d585f84ca8b62a65d6fc3e918fb571d48c1eb69f95499dee4ca')
+    version('2.5.2', sha256='5763e36a0623f37a2cec14d62631e56468e10c3b4ed68f7a36b9479b13fd87d5')
+    version('2.5.1', sha256='228f4bbeb8e810b02389f08307997b1f6290d49265e61281566e50afdadee511')
+    version('2.5.0', sha256='a5ce78e6cf59b2968fdf4a638e199bae5c935b43e428b2492d7adf34fb609027')
+    version('2.4.2', sha256='b3ab581b48f65da16200486ac56320ed0ea7811f88a5d00a131b23b3299e0c72')
+    version('2.4.1', sha256='eeb3858bef485faa2c2f570ebc303742fa0b8581725523ba85fd87c5306353d7')
+    version('2.4.0', sha256='e608bb47e7e9965b561c5eaceeb55cdc0a22adc5caf96c2eb67ee0cd1f8db9b4')
+
+    #option
+    variant('blas',   default=True, description='Build with BLAS support')
+    variant('lapack', default=True, description='Build with LAPACK support')
+    variant('gmp', default=True, description='Build with GNU multi-precision library support')
+    variant('tbb', default=True, description='Build with Threading Building Blocks library support')
+    variant('mkl', default=True, description='Build with Math Kernel library support')
+    variant('doxygen', default=True, description='Create Doxygen documentation')
+    variant('sphinx', default=True, description='Create Sphinx documentation')
+    variant('python', default=True, description='Build with Python and dune-python')
+    variant('vc', default=True, description='Build C++ Vectorization library support')
+    variant('imagemagick', default=False, description='Imagemagick support')
+    variant('uggrid', default=False, description='Build with dune-uggrid support')
+    variant('metis', default=True, description='Build with METIS support')
+    variant('parmetis', default=True, description='Build with ParMETIS support')
+    variant('alberta', default=False, description='Build with Alberta support')
+    variant('psurface', default=False, description='Build with Psurface support')
+    variant('amiramesh', default=False, description='Build with AmiraMesh support')
+    variant('extrautils', default=True, description='Enable compilation and installation of extra utilities from the src subdirectory')
+    variant('selector', default=True, description='Grid selector definition added to config.h')
+    variant('threads', default=True, description='Activate pThread support')
+    variant('shared', default=False, description='Enables the build of shared libraries.')
+
+    #dependencies 
+    depends_on('dune-common')
+    depends_on('dune-geometry')
+    depends_on('cmake@3.1:', type='build')
+    depends_on('mpi')
+    depends_on('blas',   when='+blas')
+    depends_on('lapack', when='+lapack')
+    depends_on('doxygen', type='build', when='+doxygen')
+    depends_on('gmp', when='+gmp')
+    depends_on('intel-tbb', when='+tbb')
+    depends_on('intel-mkl', when='+mkl')
+    depends_on('python@3.0:')
+    depends_on('py-sphinx', type='build', when='+sphinx')
+    depends_on('vc', when='+vc')
+    depends_on('pkg-config', type='build')
+    depends_on('imagemagick', type='build', when='+imagemagick')
+    depends_on('metis', when='+metis')
+    depends_on('parmetis', when='+parmetis')
+    depends_on('dune-uggrid', when='+uggrid')
+    depends_on('alberta', when='+alberta')
+    depends_on('psurface', when='+psurface')
+    depends_on('amiramesh', when='+amiramesh')
+    def url_for_version(self, version):
+        url = "https://www.dune-project.org/download/{1}/dune-grid-{1}.tar.gz"
+        return url.format(version.up_to(2), version)
+
+    def cmake_args(self):
+        """Populate cmake arguments."""
+        spec = self.spec
+        def variant_bool(feature, on='ON', off='OFF'):
+            """Ternary for spec variant to ON/OFF string"""
+            if feature in spec:
+                return on
+            return off 
+
+        def nvariant_bool(feature):
+            """Negated ternary for spec variant to OFF/ON string"""
+            return variant_bool(feature, on='OFF', off='ON')
+
+        cmake_args = [ 
+#            '-DDUNE_BUILD_BOTH_LIBS=%s' % variant_bool('+shared'),
+            '-DBUILD_SHARED_LIBS:BOOL=%s' % variant_bool('+shared'),
+            '-DDUNE_GRID_EXTRA_UTILS:BOOL=%s' % variant_bool('+extrautils'),
+            '-DDUNE_GRID_GRIDTYPE_SELECTOR:BOOL=%s' % variant_bool('+selector'),
+            '-DUSE_PTHREADS:BOOL=%s' % variant_bool('+threads'),
+        ]
+        if 'python' in spec:
+            cmake_args.append('-DPYTHON_INSTALL_LOCATION:STRING="system"')
+
+        return cmake_args
diff --git a/packages/dune-istl/package.py b/packages/dune-istl/package.py
new file mode 100644
index 0000000..5e81e49
--- /dev/null
+++ b/packages/dune-istl/package.py
@@ -0,0 +1,126 @@
+# Copyright 2013-2020 Lawrence Livermore National Security, LLC and other
+# Spack Project Developers. See the top-level COPYRIGHT file for details.
+#
+# SPDX-License-Identifier: (Apache-2.0 OR MIT)
+
+# ----------------------------------------------------------------------------
+# If you submit this package back to Spack as a pull request,
+# please first remove this boilerplate and all FIXME comments.
+#
+# This is a template package file for Spack.  We've put "FIXME"
+# next to all the things you'll want to change. Once you've handled
+# them, you can save this file and test your package like this:
+#
+#     spack install dune-istl
+#
+# You can edit this file again by typing:
+#
+#     spack edit dune-istl
+#
+# See the Spack documentation for more information on packaging.
+# ----------------------------------------------------------------------------
+
+from spack import *
+
+
+class DuneIstl(CMakePackage):
+    """
+    dune-istl is the iterative solver template library which provides
+    generic sparse matrix/vector classes and a variety of solvers based
+    on these classes. A special feature is the use of templates to
+    exploit the recursive block structure of finite element matrices at
+    compile time. Available solvers include Krylov methods, (block-)
+    incomplete decompositions and aggregation-based algebraic multigrid.
+    """
+
+    homepage = "https://www.dune-project.org"
+    url      = "https://www.dune-project.org/download/2.7.0/dune-istl-2.7.0.tar.gz"
+    list_url = "https://www.dune-project.org/download/"
+    list_depth = 1
+
+    # FIXME: Add a list of GitHub accounts to
+    # notify when the package is updated.
+    # maintainers = ['github_user1', 'github_user2']
+
+    version('2.7.0', sha256='c98d218bdf79549bb2e96fc465e9f9a72f5d88b78090812a59dae85cfee3833e')
+    version('2.6.0', sha256='5ce06fc396624f654c3f34e333fd5900e992c4596b3230abe68617ed77f64f50')
+    version('2.5.2', sha256='9fe33fb60b9c9f98100bfc909eb4d56598bae4f036f01f00b4a9fd2498387178')
+    version('2.5.1', sha256='7e183b1361419620e3df7287d962bcbc1860fa8233588f5b25507ef7a20649dc')
+    version('2.5.0', sha256='f9af37af1e8186443df384f155d66d2f16e95a909f9574d2bcae85d6d14b95ab')
+    version('2.4.2', sha256='7e02eaa3d2d054f056709d1c9a91235b73bc0f96b47630f91c914d349093f572')
+    version('2.4.1', sha256='0ea512e538935812cd6f3a9504f3b06fadff5c15d9d1b0dc499a5a913ea02a4d')
+    version('2.4.0', sha256='205686b77f7e36d6bc0d2771b1514d98d221b608e5f4efdeeafb1a750e3ca2ba')
+
+    #option
+    variant('blas',   default=True, description='Build with BLAS support')
+    variant('lapack', default=True, description='Build with LAPACK support')
+    variant('gmp', default=True, description='Build with GNU multi-precision library support')
+    variant('tbb', default=True, description='Build with Threading Building Blocks library support')
+    variant('mkl', default=True, description='Build with Threading Building Blocks library support')
+    variant('doxygen', default=True, description='Create Doxygen documentation')
+    variant('sphinx', default=True, description='Create Sphinx documentation')
+    variant('python', default=True, description='Build with Python')
+    variant('vc', default=True, description='Build C++ Vectorization library support')
+    variant('metis', default=True, description='Build METIS library support')
+    variant('parmetis', default=True, description='Build ParMETIS library support')
+    variant('suitesparse', default=True, description='Build SuiteSparse library support')
+    variant('superlu', default=True, description='Build Supernodal LU library support')
+    variant('arpack', default=True, description='Build ARnoldi PACKage library support')
+    variant('imagemagick', default=False, description='Imagemagick support')
+    variant('oldcategory', default=True, description='Enable/Disable the backwards compatibility of the category enum/method in dune-istl solvers, preconditioner, etc.')
+    variant('threads', default=True, description='Activate pThread support')
+    variant('shared', default=False, description='Enables the build of shared libraries.')
+    variant('extrautils', default=True, description='Enable compilation and installation of extra utilities from the src subdirectory')
+    variant('selector', default=True, description='Grid selector definition added to config.h')
+
+
+
+    #dependencies 
+    depends_on('dune-common')
+    depends_on('cmake@3.1:', type='build')
+    depends_on('mpi')
+    depends_on('blas',   when='+blas')
+    depends_on('lapack', when='+lapack')
+    depends_on('doxygen', type='build', when='+doxygen')
+    depends_on('gmp', when='+gmp')
+    depends_on('intel-tbb', when='+tbb')
+    depends_on('intel-mkl', when='+mkl')
+    depends_on('python@3.0:')
+    depends_on('py-sphinx', type='build', when='+sphinx')
+    depends_on('vc', when='+vc')
+    depends_on('metis', when='+metis')
+    depends_on('parmetis', when='+parmetis')
+    depends_on('suite-sparse', when='+suitesparse')
+    depends_on('superlu', when='+superlu')
+    depends_on('arpack-ng', when='+arpack')
+    depends_on('pkg-config', type='build')
+    depends_on('imagemagick', type='build', when='+imagemagick')
+    def url_for_version(self, version):
+        url = "https://www.dune-project.org/download/{1}/dune-istl-{1}.tar.gz"
+        return url.format(version.up_to(2), version)
+
+    def cmake_args(self):
+        """Populate cmake arguments."""
+        spec = self.spec
+        def variant_bool(feature, on='ON', off='OFF'):
+            """Ternary for spec variant to ON/OFF string"""
+            if feature in spec:
+                return on
+            return off 
+
+        def nvariant_bool(feature):
+            """Negated ternary for spec variant to OFF/ON string"""
+            return variant_bool(feature, on='OFF', off='ON')
+
+        cmake_args = [ 
+#            '-DDUNE_BUILD_BOTH_LIBS=%s' % variant_bool('+shared'),
+            '-DBUILD_SHARED_LIBS:BOOL=%s' % variant_bool('+shared'),
+            '-DDUNE_GRID_EXTRA_UTILS:BOOL=%s' % variant_bool('+extrautils'),
+            '-DDUNE_GRID_GRIDTYPE_SELECTOR:BOOL=%s' % variant_bool('+selector'),
+            '-DUSE_PTHREADS:BOOL=%s' % variant_bool('+threads'),
+        ]
+        cmake_args.append('-DDUNE_ISTL_SUPPORT_OLD_CATEGORY=%s' % variant_bool('+oldcategory'))
+        if 'python' in spec:
+            cmake_args.append('-DPYTHON_INSTALL_LOCATION:STRING="system"')
+
+        return cmake_args
diff --git a/packages/dune-localfunctions/AddQuadMathFlags.cmake.patch b/packages/dune-localfunctions/AddQuadMathFlags.cmake.patch
new file mode 100644
index 0000000..08eb9e9
--- /dev/null
+++ b/packages/dune-localfunctions/AddQuadMathFlags.cmake.patch
@@ -0,0 +1,31 @@
+--- a/cmake/modules/AddQuadMathFlags.cmake	2020-03-24 07:54:22.548925006 +0100
++++ b/cmake/modules/AddQuadMathFlags.cmake.patched	2020-03-24 22:53:43.127262894 +0100
+@@ -0,0 +1,28 @@
++# Defines the functions to use QuadMath
++#
++# .. cmake_function:: add_dune_quadmath_flags
++#
++#    .. cmake_param:: targets
++#       :positional:
++#       :single:
++#       :required:
++#
++#       A list of targets to use QuadMath with.
++#
++
++
++function(add_dune_quadmath_flags _targets)
++  if(QUADMATH_FOUND)
++    foreach(_target ${_targets})
++      target_link_libraries(${_target} "quadmath")
++      set_property(TARGET ${_target}
++        APPEND_STRING
++        PROPERTY COMPILE_FLAGS "-DENABLE_QUADMATH=1 -D_GLIBCXX_USE_FLOAT128=1 ")
++      if(${CMAKE_CXX_COMPILER_ID} STREQUAL GNU)
++        set_property(TARGET ${_target}
++          APPEND_STRING
++          PROPERTY COMPILE_FLAGS "-fext-numeric-literals ")
++      endif()
++    endforeach(_target ${_targets})
++  endif(QUADMATH_FOUND)
++endfunction(add_dune_quadmath_flags)
diff --git a/packages/dune-localfunctions/FindQuadMath.cmake.patch b/packages/dune-localfunctions/FindQuadMath.cmake.patch
new file mode 100644
index 0000000..716d0a1
--- /dev/null
+++ b/packages/dune-localfunctions/FindQuadMath.cmake.patch
@@ -0,0 +1,62 @@
+--- a/cmake/modules/FindQuadMath.cmake	2020-03-24 07:54:22.548925006 +0100
++++ b/cmake/modules/FindQuadMath.cmake.patched	2020-03-24 22:53:43.127262894 +0100
+@@ -0,0 +1,59 @@
++# .. cmake_module::
++#
++#    Find the GCC Quad-Precision library
++#
++#    Sets the following variables:
++#
++#    :code:`QUADMATH_FOUND`
++#       True if the Quad-Precision library was found.
++#
++#
++
++
++# search for the header quadmath.h
++include(CheckIncludeFile)
++check_include_file(quadmath.h QUADMATH_HEADER)
++
++include(CheckCSourceCompiles)
++include(CMakePushCheckState)
++
++cmake_push_check_state() # Save variables
++set(CMAKE_REQUIRED_LIBRARIES quadmath)
++check_c_source_compiles("
++#include <quadmath.h>
++
++int main ()
++{
++  __float128 r = 1.0q;
++  r = strtoflt128(\"1.2345678\", NULL);
++  return 0;
++}" QUADMATH_COMPILES)
++cmake_pop_check_state()
++
++
++include(FindPackageHandleStandardArgs)
++find_package_handle_standard_args(
++  "QuadMath"
++  DEFAULT_MSG
++  QUADMATH_HEADER
++  QUADMATH_COMPILES
++)
++
++# text for feature summary
++set_package_properties("QuadMath" PROPERTIES
++  DESCRIPTION "GCC Quad-Precision library")
++
++# set HAVE_QUADMATH for config.h
++set(HAVE_QUADMATH ${QUADMATH_FOUND})
++
++# -fext-numeric-literals is a GCC extension not available in other compilers like clang
++if(${CMAKE_CXX_COMPILER_ID} STREQUAL GNU)
++  set(_QUADMATH_EXT_NUMERIC_LITERALS "-fext-numeric-literals")
++endif()
++
++# register all QuadMath related flags
++if(HAVE_QUADMATH)
++  dune_register_package_flags(COMPILE_DEFINITIONS "ENABLE_QUADMATH=1" "_GLIBCXX_USE_FLOAT128=1"
++                              COMPILE_OPTIONS ${_QUADMATH_EXT_NUMERIC_LITERALS}
++                              LIBRARIES "quadmath")
++endif()
diff --git a/packages/dune-localfunctions/package.py b/packages/dune-localfunctions/package.py
new file mode 100644
index 0000000..72cc0ec
--- /dev/null
+++ b/packages/dune-localfunctions/package.py
@@ -0,0 +1,118 @@
+# Copyright 2013-2020 Lawrence Livermore National Security, LLC and other
+# Spack Project Developers. See the top-level COPYRIGHT file for details.
+#
+# SPDX-License-Identifier: (Apache-2.0 OR MIT)
+
+# ----------------------------------------------------------------------------
+# If you submit this package back to Spack as a pull request,
+# please first remove this boilerplate and all FIXME comments.
+#
+# This is a template package file for Spack.  We've put "FIXME"
+# next to all the things you'll want to change. Once you've handled
+# them, you can save this file and test your package like this:
+#
+#     spack install dune-localfunctions
+#
+# You can edit this file again by typing:
+#
+#     spack edit dune-localfunctions
+#
+# See the Spack documentation for more information on packaging.
+# ----------------------------------------------------------------------------
+
+from spack import *
+
+
+class DuneLocalfunctions(CMakePackage):
+    """
+    dune-localfunctions provides interface and implementation for shape
+    functions defined on the DUNE reference elements. In addition to the
+    shape function, interpolation operators and special keys are
+    provided which can be used to assemble global function spaces on
+    finite-element grids.
+    """
+
+    homepage = "https://www.dune-project.org"
+    url      = "https://www.dune-project.org/download/2.7.0/dune-localfunctions-2.7.0.tar.gz"
+    list_url = "https://www.dune-project.org/download/"
+    list_depth = 1
+
+    # FIXME: Add a list of GitHub accounts to
+    # notify when the package is updated.
+    # maintainers = ['github_user1', 'github_user2']
+
+    version('2.7.0', sha256='0dbb8e559cc9ca3a506116fc49648c990a40e3162cf4659289f1d96d602a30fa')
+    version('2.6.0', sha256='14664b007fbc5e3592740075d2aeca6890e6e185f9924da044fe726ea3fc86a5')
+    version('2.5.2', sha256='7253fb9186f73bf58d49ecaee22cccd4ad197eff09b07955568307f0cc946958')
+    version('2.5.1', sha256='4308d45132f463ca6c37cf59f0ef52b30b13dc01afba782c467e7ed6511dd0c0')
+    version('2.5.0', sha256='d92e05fbfcb10750aba0597eca1c43c3842a657bb53ab7f25c33c1e24cc654ea')
+    version('2.4.2', sha256='652dea9a47934be62f8c3777a7fda5c1e2d2b2fead5777d180f467acf8472a31')
+    version('2.4.1', sha256='569cd4839564f4d419e52a51873c3e2b153f9656d77a37e0b5fb22f15423399f')
+    version('2.4.0', sha256='5edb297ac26901232dd0cb2899a56d562192abe1cc6ac79efec57818359112e3')
+
+    #option
+    variant('blas',   default=True, description='Build with BLAS support')
+    variant('lapack', default=True, description='Build with LAPACK support')
+    variant('gmp', default=True, description='Build with GNU multi-precision library support')
+    variant('tbb', default=True, description='Build with Threading Building Blocks library support')
+    variant('mkl', default=True, description='Build with Threading Building Blocks library support')
+    variant('doxygen', default=True, description='Create Doxygen documentation')
+    variant('sphinx', default=True, description='Create Sphinx documentation')
+    variant('vc', default=True, description='Build C++ Vectorization library support')
+    variant('imagemagick', default=False, description='Imagemagick support')
+    variant('threads', default=True, description='Activate pThread support')
+    variant('shared', default=False, description='Enables the build of shared libraries.')
+    variant('python', default=True, description='Build with Python')
+    variant('extrautils', default=True, description='Enable compilation and installation of extra utilities from the src subdirectory')
+    variant('selector', default=True, description='Grid selector definition added to config.h')
+
+    #dependencies 
+    depends_on('dune-common')
+    depends_on('dune-geometry')
+    depends_on('cmake@3.1:', type='build')
+    depends_on('mpi')
+    depends_on('blas',   when='+blas')
+    depends_on('lapack', when='+lapack')
+    depends_on('doxygen', type='build', when='+doxygen')
+    depends_on('gmp', when='+gmp')
+    depends_on('intel-tbb', when='+tbb')
+    depends_on('intel-mkl', when='+mkl')
+    depends_on('python@3.0:')
+    depends_on('py-sphinx', type='build', when='+sphinx')
+    depends_on('vc', when='+vc')
+    depends_on('pkg-config', type='build')
+    depends_on('imagemagick', type='build', when='+imagemagick')
+
+    patch('AddQuadMathFlags.cmake.patch', when='@2.6')
+    patch('FindQuadMath.cmake.patch', when='@2.6')
+
+
+    def url_for_version(self, version):
+        url = "https://www.dune-project.org/download/{1}/dune-localfunctions-{1}.tar.gz"
+        return url.format(version.up_to(2), version)
+
+    def cmake_args(self):
+        """Populate cmake arguments."""
+        spec = self.spec
+        def variant_bool(feature, on='ON', off='OFF'):
+            """Ternary for spec variant to ON/OFF string"""
+            if feature in spec:
+                return on
+            return off 
+
+        def nvariant_bool(feature):
+            """Negated ternary for spec variant to OFF/ON string"""
+            return variant_bool(feature, on='OFF', off='ON')
+
+        cmake_args = [ 
+#            '-DDUNE_BUILD_BOTH_LIBS=%s' % variant_bool('+shared'),
+            '-DBUILD_SHARED_LIBS:BOOL=%s' % variant_bool('+shared'),
+            '-DDUNE_GRID_EXTRA_UTILS:BOOL=%s' % variant_bool('+extrautils'),
+            '-DDUNE_GRID_GRIDTYPE_SELECTOR:BOOL=%s' % variant_bool('+selector'),
+            '-DUSE_PTHREADS:BOOL=%s' % variant_bool('+threads'),
+        ]
+        if 'python' in spec:
+            cmake_args.append('-DDUNE_GRID_EXPERIMENTAL_GRID_EXTENSIONS:BOOL=TRUE')
+            cmake_args.append('-DPYTHON_INSTALL_LOCATION:STRING="system"')
+
+        return cmake_args
diff --git a/packages/dune-python/AddQuadMathFlags.cmake.patch b/packages/dune-python/AddQuadMathFlags.cmake.patch
new file mode 100644
index 0000000..08eb9e9
--- /dev/null
+++ b/packages/dune-python/AddQuadMathFlags.cmake.patch
@@ -0,0 +1,31 @@
+--- a/cmake/modules/AddQuadMathFlags.cmake	2020-03-24 07:54:22.548925006 +0100
++++ b/cmake/modules/AddQuadMathFlags.cmake.patched	2020-03-24 22:53:43.127262894 +0100
+@@ -0,0 +1,28 @@
++# Defines the functions to use QuadMath
++#
++# .. cmake_function:: add_dune_quadmath_flags
++#
++#    .. cmake_param:: targets
++#       :positional:
++#       :single:
++#       :required:
++#
++#       A list of targets to use QuadMath with.
++#
++
++
++function(add_dune_quadmath_flags _targets)
++  if(QUADMATH_FOUND)
++    foreach(_target ${_targets})
++      target_link_libraries(${_target} "quadmath")
++      set_property(TARGET ${_target}
++        APPEND_STRING
++        PROPERTY COMPILE_FLAGS "-DENABLE_QUADMATH=1 -D_GLIBCXX_USE_FLOAT128=1 ")
++      if(${CMAKE_CXX_COMPILER_ID} STREQUAL GNU)
++        set_property(TARGET ${_target}
++          APPEND_STRING
++          PROPERTY COMPILE_FLAGS "-fext-numeric-literals ")
++      endif()
++    endforeach(_target ${_targets})
++  endif(QUADMATH_FOUND)
++endfunction(add_dune_quadmath_flags)
diff --git a/packages/dune-python/FindQuadMath.cmake.patch b/packages/dune-python/FindQuadMath.cmake.patch
new file mode 100644
index 0000000..716d0a1
--- /dev/null
+++ b/packages/dune-python/FindQuadMath.cmake.patch
@@ -0,0 +1,62 @@
+--- a/cmake/modules/FindQuadMath.cmake	2020-03-24 07:54:22.548925006 +0100
++++ b/cmake/modules/FindQuadMath.cmake.patched	2020-03-24 22:53:43.127262894 +0100
+@@ -0,0 +1,59 @@
++# .. cmake_module::
++#
++#    Find the GCC Quad-Precision library
++#
++#    Sets the following variables:
++#
++#    :code:`QUADMATH_FOUND`
++#       True if the Quad-Precision library was found.
++#
++#
++
++
++# search for the header quadmath.h
++include(CheckIncludeFile)
++check_include_file(quadmath.h QUADMATH_HEADER)
++
++include(CheckCSourceCompiles)
++include(CMakePushCheckState)
++
++cmake_push_check_state() # Save variables
++set(CMAKE_REQUIRED_LIBRARIES quadmath)
++check_c_source_compiles("
++#include <quadmath.h>
++
++int main ()
++{
++  __float128 r = 1.0q;
++  r = strtoflt128(\"1.2345678\", NULL);
++  return 0;
++}" QUADMATH_COMPILES)
++cmake_pop_check_state()
++
++
++include(FindPackageHandleStandardArgs)
++find_package_handle_standard_args(
++  "QuadMath"
++  DEFAULT_MSG
++  QUADMATH_HEADER
++  QUADMATH_COMPILES
++)
++
++# text for feature summary
++set_package_properties("QuadMath" PROPERTIES
++  DESCRIPTION "GCC Quad-Precision library")
++
++# set HAVE_QUADMATH for config.h
++set(HAVE_QUADMATH ${QUADMATH_FOUND})
++
++# -fext-numeric-literals is a GCC extension not available in other compilers like clang
++if(${CMAKE_CXX_COMPILER_ID} STREQUAL GNU)
++  set(_QUADMATH_EXT_NUMERIC_LITERALS "-fext-numeric-literals")
++endif()
++
++# register all QuadMath related flags
++if(HAVE_QUADMATH)
++  dune_register_package_flags(COMPILE_DEFINITIONS "ENABLE_QUADMATH=1" "_GLIBCXX_USE_FLOAT128=1"
++                              COMPILE_OPTIONS ${_QUADMATH_EXT_NUMERIC_LITERALS}
++                              LIBRARIES "quadmath")
++endif()
diff --git a/packages/dune-python/package.py b/packages/dune-python/package.py
new file mode 100644
index 0000000..d545ae7
--- /dev/null
+++ b/packages/dune-python/package.py
@@ -0,0 +1,169 @@
+# Copyright 2013-2020 Lawrence Livermore National Security, LLC and other
+# Spack Project Developers. See the top-level COPYRIGHT file for details.
+#
+# SPDX-License-Identifier: (Apache-2.0 OR MIT)
+
+# ----------------------------------------------------------------------------
+# If you submit this package back to Spack as a pull request,
+# please first remove this boilerplate and all FIXME comments.
+#
+# This is a template package file for Spack.  We've put "FIXME"
+# next to all the things you'll want to change. Once you've handled
+# them, you can save this file and test your package like this:
+#
+#     spack install dune-python
+#
+# You can edit this file again by typing:
+#
+#     spack edit dune-python
+#
+# See the Spack documentation for more information on packaging.
+# ----------------------------------------------------------------------------
+
+from spack import *
+import os
+
+
+class DunePython(CMakePackage):
+    """
+    Python bindings for the DUNE core modules
+    """
+
+    homepage = "https://www.dune-project.org"
+#    url      = "https://www.dune-project.org/download/2.6.0/dune-python-2.6.0.tar.gz"
+    url = 'https://gitlab.dune-project.org/staging/dune-python/-/archive/releases/2.7/dune-python-releases-2.7.tar.gz'
+    list_url = 'https://gitlab.dune-project.org/staging/dune-python/-/archive/releases/'
+#    list_url = "https://www.dune-project.org/download/"
+    list_depth = 1
+#    version('2.7.0', url = 'https://gitlab.dune-project.org/staging/dune-python/-/archive/releases/2.7/dune-python-releases-2.7.tar.gz')
+
+    python_components = [ 'dune' ]
+
+    # FIXME: Add a list of GitHub accounts to
+    # notify when the package is updated.
+    # maintainers = ['github_user1', 'github_user2']
+
+    version('2.7', sha256='432564c8577f5d3c9e9d6b2b3710189fd3ac9551eac61986f5966d2fa2534c46')
+    version('2.6', sha256='cc9e9222de850eea659680e41a824bb5d7b300d0e89a8c0855f8d0a31f01ff2d')
+
+
+    #option
+#   ugggrid seems to be a requirement (does not link without)
+#    variant('uggrid', default=False, description='Build with dune-uggrid support')
+
+    variant('functions', default=False, description='Build with dune-functions support')
+    variant('blas',   default=True, description='Build with BLAS support')
+    variant('lapack', default=True, description='Build with LAPACK support')
+    variant('gmp', default=True, description='Build with GNU multi-precision library support')
+    variant('tbb', default=True, description='Build with Threading Building Blocks library support')
+    variant('mkl', default=True, description='Build with Math Kernel library support')
+    variant('doxygen', default=True, description='Create Doxygen documentation')
+    variant('sphinx', default=True, description='Create Sphinx documentation')
+    variant('vc', default=True, description='Build C++ Vectorization library support')
+    variant('imagemagick', default=False, description='Imagemagick support')
+    variant('metis', default=True, description='Build METIS library support')
+    variant('parmetis', default=True, description='Build ParMETIS library support')
+    variant('arpack', default=True, description='Build ARnoldi PACKage library support')
+    variant('suitesparse', default=True, description='Build SuiteSparse library support')
+    variant('superlu', default=True, description='Build Supernodal LU library support')
+    variant('alberta', default=False, description='Build with Alberta support')
+    variant('psurface', default=False, description='Build with Psurface support')
+    variant('amiramesh', default=False, description='Build with AmiraMesh support')
+    variant('jupyter', default=False, description='Build with Jupyter support')
+    variant('extrautils', default=True, description='Enable compilation and installation of extra utilities from the src subdirectory')
+    variant('selector', default=True, description='Grid selector definition added to config.h')
+    variant('oldcategory', default=True, description='Enable/Disable the backwards compatibility of the category enum/method in dune-istl solvers, preconditioner, etc.')
+    variant('threads', default=True, description='Activate pThread support')
+    variant('shared', default=True, description='Enables the build of shared libraries.')
+    variant('localfunctions', default=False, description='Support of dune-localfunctions module')
+    variant('functions', default=False, description='Support of dune-functions module')
+    variant('alugrid', default=False, description='Support of dune-alugrid module')
+    variant('fempy', default=False, description='Support of dune-fempy module')
+    variant('spgrid', default=False, description='Support of dune-spgrid module')
+    variant('typetree', default=False, description='Support of dune-typetree module')
+
+    extends('python')
+
+    #dependencies 
+    depends_on('dune-grid+python+shared')
+    depends_on('dune-istl+python+shared')
+    depends_on('dune-geometry+python+shared')
+#    depends_on('dune-uggrid', when='+uggrid')
+    depends_on('dune-uggrid+python+shared')
+    depends_on('dune-common+python+shared')
+    depends_on('dune-localfunctions+python+shared', when='+localfunctions')
+    depends_on('dune-functions+python+shared', when='+functions')
+    depends_on('dune-alugrid+python+shared', when='+alugrid')
+    depends_on('dune-fempy+python+shared', when='+fempy')
+    depends_on('dune-spgrid+python+shared', when='+spgrid')
+    depends_on('dune-typetree+python+shared', when='+typetree')
+    depends_on('cmake@3.1:', type='build')
+    depends_on('mpi')
+    depends_on('blas',   when='+blas')
+    depends_on('lapack', when='+lapack')
+    depends_on('doxygen', type='build', when='+doxygen')
+    depends_on('gmp', when='+gmp')
+    depends_on('intel-tbb', when='+tbb')
+    depends_on('intel-mkl', when='+mkl')
+    depends_on('python@3.8.2:')
+    depends_on('py-setuptools', type='build')
+    depends_on('py-numpy')
+    depends_on('py-pip')
+    depends_on('py-sphinx', type='build', when='+sphinx')
+    depends_on('vc', when='+vc')
+    depends_on('pkg-config', type='build')
+    depends_on('imagemagick', type='build', when='+imagemagick')
+    depends_on('metis', when='+metis')
+    depends_on('parmetis', when='+parmetis')
+    depends_on('arpack-ng', when='+arpack')
+    depends_on('suite-sparse', when='+suitesparse')
+    depends_on('superlu', when='+superlu')
+    depends_on('alberta', when='+alberta')
+    depends_on('psurface', when='+psurface')
+    depends_on('amiramesh', when='+amiramesh')
+    depends_on('py-jupyter', when='+jupyter')
+
+    def url_for_version(self, version):
+        url = 'https://gitlab.dune-project.org/staging/dune-python/-/archive/releases/{1}/dune-python-releases-{1}.tar.gz'
+        return url.format(version.up_to(2), version)
+
+    patch('AddQuadMathFlags.cmake.patch')
+    patch('FindQuadMath.cmake.patch')
+
+    def cmake_args(self):
+        """Populate cmake arguments."""
+        spec = self.spec
+        def variant_bool(feature, on='ON', off='OFF'):
+            """Ternary for spec variant to ON/OFF string"""
+            if feature in spec:
+                return on
+            return off 
+
+        def nvariant_bool(feature):
+            """Negated ternary for spec variant to OFF/ON string"""
+            return variant_bool(feature, on='OFF', off='ON')
+
+        cmake_args = [ 
+#            '-DDUNE_BUILD_BOTH_LIBS=%s' % variant_bool('+shared'),
+            '-DBUILD_SHARED_LIBS:BOOL=%s' % variant_bool('+shared'),
+            '-DDUNE_GRID_EXTRA_UTILS:BOOL=%s' % variant_bool('+extrautils'),
+            '-DDUNE_GRID_GRIDTYPE_SELECTOR:BOOL=%s' % variant_bool('+selector'),
+            '-DDUNE_ISTL_SUPPORT_OLD_CATEGORY=%s' % variant_bool('+oldcategory'),
+            '-DUSE_PTHREADS:BOOL=%s' % variant_bool('+threads'),
+        ]
+#        if 'python' in spec:
+#            cmake_args.append('-DPYTHON_INSTALL_LOCATION:STRING="system"')
+
+        return cmake_args
+
+    @run_after('install')
+    def install_python_components(self):
+        for package in self.python_components:
+            print(os.path.dirname(os.path.abspath(__file__)))
+            build_directory = 'python'
+            print(self)
+            with working_dir(join_path(self.build_directory,'python')):
+                print(working_dir)
+                print(os.path.dirname(os.path.abspath(__file__)))
+                print(join_path(self.build_directory,'python'))
+                setup_py('install', '--prefix={0}'.format(self.prefix))
diff --git a/packages/dune-typetree/AddQuadMathFlags.cmake.patch b/packages/dune-typetree/AddQuadMathFlags.cmake.patch
new file mode 100644
index 0000000..08eb9e9
--- /dev/null
+++ b/packages/dune-typetree/AddQuadMathFlags.cmake.patch
@@ -0,0 +1,31 @@
+--- a/cmake/modules/AddQuadMathFlags.cmake	2020-03-24 07:54:22.548925006 +0100
++++ b/cmake/modules/AddQuadMathFlags.cmake.patched	2020-03-24 22:53:43.127262894 +0100
+@@ -0,0 +1,28 @@
++# Defines the functions to use QuadMath
++#
++# .. cmake_function:: add_dune_quadmath_flags
++#
++#    .. cmake_param:: targets
++#       :positional:
++#       :single:
++#       :required:
++#
++#       A list of targets to use QuadMath with.
++#
++
++
++function(add_dune_quadmath_flags _targets)
++  if(QUADMATH_FOUND)
++    foreach(_target ${_targets})
++      target_link_libraries(${_target} "quadmath")
++      set_property(TARGET ${_target}
++        APPEND_STRING
++        PROPERTY COMPILE_FLAGS "-DENABLE_QUADMATH=1 -D_GLIBCXX_USE_FLOAT128=1 ")
++      if(${CMAKE_CXX_COMPILER_ID} STREQUAL GNU)
++        set_property(TARGET ${_target}
++          APPEND_STRING
++          PROPERTY COMPILE_FLAGS "-fext-numeric-literals ")
++      endif()
++    endforeach(_target ${_targets})
++  endif(QUADMATH_FOUND)
++endfunction(add_dune_quadmath_flags)
diff --git a/packages/dune-typetree/FindQuadMath.cmake.patch b/packages/dune-typetree/FindQuadMath.cmake.patch
new file mode 100644
index 0000000..716d0a1
--- /dev/null
+++ b/packages/dune-typetree/FindQuadMath.cmake.patch
@@ -0,0 +1,62 @@
+--- a/cmake/modules/FindQuadMath.cmake	2020-03-24 07:54:22.548925006 +0100
++++ b/cmake/modules/FindQuadMath.cmake.patched	2020-03-24 22:53:43.127262894 +0100
+@@ -0,0 +1,59 @@
++# .. cmake_module::
++#
++#    Find the GCC Quad-Precision library
++#
++#    Sets the following variables:
++#
++#    :code:`QUADMATH_FOUND`
++#       True if the Quad-Precision library was found.
++#
++#
++
++
++# search for the header quadmath.h
++include(CheckIncludeFile)
++check_include_file(quadmath.h QUADMATH_HEADER)
++
++include(CheckCSourceCompiles)
++include(CMakePushCheckState)
++
++cmake_push_check_state() # Save variables
++set(CMAKE_REQUIRED_LIBRARIES quadmath)
++check_c_source_compiles("
++#include <quadmath.h>
++
++int main ()
++{
++  __float128 r = 1.0q;
++  r = strtoflt128(\"1.2345678\", NULL);
++  return 0;
++}" QUADMATH_COMPILES)
++cmake_pop_check_state()
++
++
++include(FindPackageHandleStandardArgs)
++find_package_handle_standard_args(
++  "QuadMath"
++  DEFAULT_MSG
++  QUADMATH_HEADER
++  QUADMATH_COMPILES
++)
++
++# text for feature summary
++set_package_properties("QuadMath" PROPERTIES
++  DESCRIPTION "GCC Quad-Precision library")
++
++# set HAVE_QUADMATH for config.h
++set(HAVE_QUADMATH ${QUADMATH_FOUND})
++
++# -fext-numeric-literals is a GCC extension not available in other compilers like clang
++if(${CMAKE_CXX_COMPILER_ID} STREQUAL GNU)
++  set(_QUADMATH_EXT_NUMERIC_LITERALS "-fext-numeric-literals")
++endif()
++
++# register all QuadMath related flags
++if(HAVE_QUADMATH)
++  dune_register_package_flags(COMPILE_DEFINITIONS "ENABLE_QUADMATH=1" "_GLIBCXX_USE_FLOAT128=1"
++                              COMPILE_OPTIONS ${_QUADMATH_EXT_NUMERIC_LITERALS}
++                              LIBRARIES "quadmath")
++endif()
diff --git a/packages/dune-typetree/package.py b/packages/dune-typetree/package.py
new file mode 100644
index 0000000..8af05a6
--- /dev/null
+++ b/packages/dune-typetree/package.py
@@ -0,0 +1,121 @@
+# Copyright 2013-2020 Lawrence Livermore National Security, LLC and other
+# Spack Project Developers. See the top-level COPYRIGHT file for details.
+#
+# SPDX-License-Identifier: (Apache-2.0 OR MIT)
+
+# ----------------------------------------------------------------------------
+# If you submit this package back to Spack as a pull request,
+# please first remove this boilerplate and all FIXME comments.
+#
+# This is a template package file for Spack.  We've put "FIXME"
+# next to all the things you'll want to change. Once you've handled
+# them, you can save this file and test your package like this:
+#
+#     spack install dune-istl
+#
+# You can edit this file again by typing:
+#
+#     spack edit dune-istl
+#
+# See the Spack documentation for more information on packaging.
+# ----------------------------------------------------------------------------
+
+from spack import *
+
+
+class DuneTypetree(CMakePackage):
+    """
+    @description@
+    """
+
+    homepage = "https://www.dune-project.org"
+    url      = "https://gitlab.dune-project.org/staging/dune-typetree/-/archive/v2.6.0/dune-typetree-v2.6.0.tar.gz"
+    list_url = "https://www.dune-project.org/download/"
+    list_depth = 1
+
+    # FIXME: Add a list of GitHub accounts to
+    # notify when the package is updated.
+    # maintainers = ['github_user1', 'github_user2']
+
+    version('2.7.0', sha256='c98d218bdf79549bb2e96fc465e9f9a72f5d88b78090812a59dae85cfee3833e')
+    version('2.6.0', sha256='5ce06fc396624f654c3f34e333fd5900e992c4596b3230abe68617ed77f64f50')
+    version('2.5.2', sha256='9fe33fb60b9c9f98100bfc909eb4d56598bae4f036f01f00b4a9fd2498387178')
+    version('2.5.1', sha256='7e183b1361419620e3df7287d962bcbc1860fa8233588f5b25507ef7a20649dc')
+    version('2.5.0', sha256='f9af37af1e8186443df384f155d66d2f16e95a909f9574d2bcae85d6d14b95ab')
+    version('2.4.2', sha256='7e02eaa3d2d054f056709d1c9a91235b73bc0f96b47630f91c914d349093f572')
+    version('2.4.1', sha256='0ea512e538935812cd6f3a9504f3b06fadff5c15d9d1b0dc499a5a913ea02a4d')
+    version('2.4.0', sha256='205686b77f7e36d6bc0d2771b1514d98d221b608e5f4efdeeafb1a750e3ca2ba')
+
+    #option
+    variant('blas',   default=True, description='Build with BLAS support')
+    variant('lapack', default=True, description='Build with LAPACK support')
+    variant('gmp', default=True, description='Build with GNU multi-precision library support')
+    variant('tbb', default=True, description='Build with Threading Building Blocks library support')
+    variant('mkl', default=True, description='Build with Threading Building Blocks library support')
+    variant('doxygen', default=True, description='Create Doxygen documentation')
+    variant('sphinx', default=True, description='Create Sphinx documentation')
+    variant('python', default=True, description='Build with Python')
+    variant('vc', default=True, description='Build C++ Vectorization library support')
+    variant('imagemagick', default=False, description='Imagemagick support')
+    variant('metis', default=True, description='Build METIS library support')
+    variant('parmetis', default=True, description='Build ParMETIS library support')
+    variant('suitesparse', default=True, description='Build SuiteSparse library support')
+    variant('superlu', default=True, description='Build Supernodal LU library support')
+    variant('arpack', default=True, description='Build ARnoldi PACKage library support')
+    variant('threads', default=True, description='Activate pThread support')
+    variant('shared', default=False, description='Enables the build of shared libraries.')
+    variant('extrautils', default=True, description='Enable compilation and installation of extra utilities from the src subdirectory')
+    variant('selector', default=True, description='Grid selector definition added to config.h')
+
+    #dependencies 
+    depends_on('dune-common')
+    depends_on('cmake@3.1:', type='build')
+    depends_on('mpi')
+    depends_on('blas',   when='+blas')
+    depends_on('lapack', when='+lapack')
+    depends_on('doxygen', type='build', when='+doxygen')
+    depends_on('gmp', when='+gmp')
+    depends_on('intel-tbb', when='+tbb')
+    depends_on('intel-mkl', when='+mkl')
+    depends_on('python@3.0:')
+    depends_on('py-sphinx', type='build', when='+sphinx')
+    depends_on('vc', when='+vc')
+    depends_on('pkg-config', type='build')
+    depends_on('imagemagick', type='build', when='+imagemagick')
+    depends_on('metis', when='+metis')
+    depends_on('parmetis', when='+parmetis')
+    depends_on('suite-sparse', when='+suitesparse')
+    depends_on('superlu', when='+superlu')
+    depends_on('arpack-ng', when='+arpack')
+
+    patch('AddQuadMathFlags.cmake.patch', when='@2.6')
+    patch('FindQuadMath.cmake.patch', when='@2.6')
+
+    def url_for_version(self, version):
+        url = "https://gitlab.dune-project.org/staging/dune-typetree/-/archive/{1}/dune-typetree-{1}.tar.gz"
+        return url.format(version.up_to(2), version)
+
+    def cmake_args(self):
+        """Populate cmake arguments."""
+        spec = self.spec
+        def variant_bool(feature, on='ON', off='OFF'):
+            """Ternary for spec variant to ON/OFF string"""
+            if feature in spec:
+                return on
+            return off 
+
+        def nvariant_bool(feature):
+            """Negated ternary for spec variant to OFF/ON string"""
+            return variant_bool(feature, on='OFF', off='ON')
+
+        cmake_args = [ 
+#            '-DDUNE_BUILD_BOTH_LIBS=%s' % variant_bool('+shared'),
+            '-DBUILD_SHARED_LIBS:BOOL=%s' % variant_bool('+shared'),
+            '-DDUNE_GRID_EXTRA_UTILS:BOOL=%s' % variant_bool('+extrautils'),
+            '-DDUNE_GRID_GRIDTYPE_SELECTOR:BOOL=%s' % variant_bool('+selector'),
+            '-DUSE_PTHREADS:BOOL=%s' % variant_bool('+threads'),
+        ]
+        if 'python' in spec:
+            cmake_args.append('-DPYTHON_INSTALL_LOCATION:STRING="system"')
+
+        return cmake_args
diff --git a/packages/dune-uggrid/AddQuadMathFlags.cmake.patch b/packages/dune-uggrid/AddQuadMathFlags.cmake.patch
new file mode 100644
index 0000000..08eb9e9
--- /dev/null
+++ b/packages/dune-uggrid/AddQuadMathFlags.cmake.patch
@@ -0,0 +1,31 @@
+--- a/cmake/modules/AddQuadMathFlags.cmake	2020-03-24 07:54:22.548925006 +0100
++++ b/cmake/modules/AddQuadMathFlags.cmake.patched	2020-03-24 22:53:43.127262894 +0100
+@@ -0,0 +1,28 @@
++# Defines the functions to use QuadMath
++#
++# .. cmake_function:: add_dune_quadmath_flags
++#
++#    .. cmake_param:: targets
++#       :positional:
++#       :single:
++#       :required:
++#
++#       A list of targets to use QuadMath with.
++#
++
++
++function(add_dune_quadmath_flags _targets)
++  if(QUADMATH_FOUND)
++    foreach(_target ${_targets})
++      target_link_libraries(${_target} "quadmath")
++      set_property(TARGET ${_target}
++        APPEND_STRING
++        PROPERTY COMPILE_FLAGS "-DENABLE_QUADMATH=1 -D_GLIBCXX_USE_FLOAT128=1 ")
++      if(${CMAKE_CXX_COMPILER_ID} STREQUAL GNU)
++        set_property(TARGET ${_target}
++          APPEND_STRING
++          PROPERTY COMPILE_FLAGS "-fext-numeric-literals ")
++      endif()
++    endforeach(_target ${_targets})
++  endif(QUADMATH_FOUND)
++endfunction(add_dune_quadmath_flags)
diff --git a/packages/dune-uggrid/FindQuadMath.cmake.patch b/packages/dune-uggrid/FindQuadMath.cmake.patch
new file mode 100644
index 0000000..716d0a1
--- /dev/null
+++ b/packages/dune-uggrid/FindQuadMath.cmake.patch
@@ -0,0 +1,62 @@
+--- a/cmake/modules/FindQuadMath.cmake	2020-03-24 07:54:22.548925006 +0100
++++ b/cmake/modules/FindQuadMath.cmake.patched	2020-03-24 22:53:43.127262894 +0100
+@@ -0,0 +1,59 @@
++# .. cmake_module::
++#
++#    Find the GCC Quad-Precision library
++#
++#    Sets the following variables:
++#
++#    :code:`QUADMATH_FOUND`
++#       True if the Quad-Precision library was found.
++#
++#
++
++
++# search for the header quadmath.h
++include(CheckIncludeFile)
++check_include_file(quadmath.h QUADMATH_HEADER)
++
++include(CheckCSourceCompiles)
++include(CMakePushCheckState)
++
++cmake_push_check_state() # Save variables
++set(CMAKE_REQUIRED_LIBRARIES quadmath)
++check_c_source_compiles("
++#include <quadmath.h>
++
++int main ()
++{
++  __float128 r = 1.0q;
++  r = strtoflt128(\"1.2345678\", NULL);
++  return 0;
++}" QUADMATH_COMPILES)
++cmake_pop_check_state()
++
++
++include(FindPackageHandleStandardArgs)
++find_package_handle_standard_args(
++  "QuadMath"
++  DEFAULT_MSG
++  QUADMATH_HEADER
++  QUADMATH_COMPILES
++)
++
++# text for feature summary
++set_package_properties("QuadMath" PROPERTIES
++  DESCRIPTION "GCC Quad-Precision library")
++
++# set HAVE_QUADMATH for config.h
++set(HAVE_QUADMATH ${QUADMATH_FOUND})
++
++# -fext-numeric-literals is a GCC extension not available in other compilers like clang
++if(${CMAKE_CXX_COMPILER_ID} STREQUAL GNU)
++  set(_QUADMATH_EXT_NUMERIC_LITERALS "-fext-numeric-literals")
++endif()
++
++# register all QuadMath related flags
++if(HAVE_QUADMATH)
++  dune_register_package_flags(COMPILE_DEFINITIONS "ENABLE_QUADMATH=1" "_GLIBCXX_USE_FLOAT128=1"
++                              COMPILE_OPTIONS ${_QUADMATH_EXT_NUMERIC_LITERALS}
++                              LIBRARIES "quadmath")
++endif()
diff --git a/packages/dune-uggrid/package.py b/packages/dune-uggrid/package.py
new file mode 100644
index 0000000..5582030
--- /dev/null
+++ b/packages/dune-uggrid/package.py
@@ -0,0 +1,114 @@
+# Copyright 2013-2020 Lawrence Livermore National Security, LLC and other
+# Spack Project Developers. See the top-level COPYRIGHT file for details.
+#
+# SPDX-License-Identifier: (Apache-2.0 OR MIT)
+
+# ----------------------------------------------------------------------------
+# If you submit this package back to Spack as a pull request,
+# please first remove this boilerplate and all FIXME comments.
+#
+# This is a template package file for Spack.  We've put "FIXME"
+# next to all the things you'll want to change. Once you've handled
+# them, you can save this file and test your package like this:
+#
+#     spack install dune-uggrid
+#
+# You can edit this file again by typing:
+#
+#     spack edit dune-uggrid
+#
+# See the Spack documentation for more information on packaging.
+# ----------------------------------------------------------------------------
+
+from spack import *
+
+
+class DuneUggrid(CMakePackage):
+    """
+    dune-uggrid is a fork of the old UG finite element software, wrapped
+    as a Dune module, and stripped of everything but the grid data
+    structure.
+    You need this module if you want to use the UGGrid grid
+    implementation from dune-grid.
+    """
+
+    homepage = "https://www.dune-project.org"
+    url      = "https://github.com/dune-mirrors/dune-uggrid/archive/v2.6.0.tar.gz"
+
+    # FIXME: Add a list of GitHub accounts to
+    # notify when the package is updated.
+    # maintainers = ['github_user1', 'github_user2']
+
+    version('2.7.0',    sha256='bcf4afd386f23cdb7f7ba16cc2fec4918c4afb516761ef7905af8378ea86eb4c')
+    version('2.6.0',    sha256='3da75c672c151ca711526f2c0619d6f1ebf8f489c972066ee3b43252ea8daed4')
+    version('2.5.2',    sha256='3a484376e625fff880ff9db6be53ccca0080c5ce7229ed31c09e09fa4a4a4afa')
+    version('2.5.1',    sha256='55ccb3a4b4aad0c22c2cda6fa2b50325caf5c4493a9e033562fc03cf5a3b3f61')
+    version('2.5.0',    sha256='b7f5ac061b6d5f30e22a2acfff205a3fc4751f57f1e301db83c66da2b9105bc9')
+
+    #option
+    variant('blas',   default=True, description='Build with BLAS support')
+    variant('lapack', default=True, description='Build with LAPACK support')
+    variant('gmp', default=True, description='Build with GNU multi-precision library support')
+    variant('tbb', default=True, description='Build with Threading Building Blocks library support')
+    variant('mkl', default=True, description='Build with Threading Building Blocks library support')
+    variant('doxygen', default=True, description='Create Doxygen documentation')
+    variant('sphinx', default=True, description='Create Sphinx documentation')
+    variant('vc', default=True, description='Build C++ Vectorization library support')
+    variant('imagemagick', default=False, description='Imagemagick support')
+    variant('2d', default=True, description='Build library for 2d')
+    variant('3d', default=True, description='Build library for 3d')
+    variant('threads', default=True, description='Activate pThread support')
+    variant('shared', default=False, description='Enables the build of shared libraries.')
+    variant('python', default=True, description='Build with Python')
+    variant('extrautils', default=True, description='Enable compilation and installation of extra utilities from the src subdirectory')
+    variant('selector', default=True, description='Grid selector definition added to config.h')
+
+    #dependencies 
+    depends_on('dune-common')
+    depends_on('cmake@3.1:', type='build')
+    depends_on('cmake@2.8.12:', when='@2.6', type='build')
+    depends_on('mpi')
+    depends_on('blas',   when='+blas')
+    depends_on('lapack', when='+lapack')
+    depends_on('doxygen', type='build', when='+doxygen')
+    depends_on('gmp', when='+gmp')
+    depends_on('intel-tbb', when='+tbb')
+    depends_on('intel-mkl', when='+mkl')
+    depends_on('python@3.0:')
+    depends_on('py-sphinx', type='build', when='+sphinx')
+    depends_on('vc', when='+vc')
+    depends_on('pkg-config', type='build')
+    depends_on('imagemagick', type='build', when='+imagemagick')
+
+    patch('parallel_CMakeList.patch', when='@2.6')
+    patch('AddQuadMathFlags.cmake.patch')
+    patch('FindQuadMath.cmake.patch')
+
+    def cmake_args(self):
+        """Populate cmake arguments."""
+        spec = self.spec
+        def variant_bool(feature, on='ON', off='OFF'):
+            """Ternary for spec variant to ON/OFF string"""
+            if feature in spec:
+                return on
+            return off 
+
+        def nvariant_bool(feature):
+            """Negated ternary for spec variant to OFF/ON string"""
+            return variant_bool(feature, on='OFF', off='ON')
+
+        cmake_args = [ 
+#            '-DDUNE_BUILD_BOTH_LIBS=%s' % variant_bool('+shared'),
+            '-DBUILD_SHARED_LIBS:BOOL=%s' % variant_bool('+shared'),
+            '-DDUNE_GRID_EXTRA_UTILS:BOOL=%s' % variant_bool('+extrautils'),
+            '-DDUNE_GRID_GRIDTYPE_SELECTOR:BOOL=%s' % variant_bool('+selector'),
+            '-DUSE_PTHREADS:BOOL=%s' % variant_bool('+threads'),
+        ]
+        if 'python' in spec:
+            cmake_args.append('-DPYTHON_INSTALL_LOCATION:STRING="system"')
+        if self.spec.variants['build_type'].value == 'Debug':
+            cmake_args.append('UG_ENABLE_DEBUGGING:BOOL=True')
+        cmake_args.append('-DUG_ENABLE_2D:BOOL=%s' % variant_bool('+2d'))
+        cmake_args.append('-DUG_ENABLE_3D:BOOL=%s' % variant_bool('+3d'))
+
+        return cmake_args
diff --git a/packages/dune-uggrid/parallel_CMakeList.patch b/packages/dune-uggrid/parallel_CMakeList.patch
new file mode 100644
index 0000000..4782f9e
--- /dev/null
+++ b/packages/dune-uggrid/parallel_CMakeList.patch
@@ -0,0 +1,12 @@
+--- a/parallel/CMakeLists.txt	2020-03-24 23:00:09.873941559 +0100
++++ b/parallel/CMakeLists.txt.patched	2020-03-24 23:11:41.287296340 +0100
+@@ -3,7 +3,8 @@
+   # Maybe dune-common should export them?
+   add_definitions(-DENABLE_MPI=1 -DMPICH_SKIP_MPICXX -DMPIPP_H)
+   include_directories("${MPI_DUNE_INCLUDE_PATH}")
+-  set_property(DIRECTORY APPEND PROPERTY COMPILE_OPTIONS "${MPI_DUNE_COMPILE_FLAGS}")
++  separate_arguments(MPI_DUNE_COMPILE_FLAGS UNIX_COMMAND "${MPI_DUNE_COMPILE_FLAGS}")
++  set_property(DIRECTORY APPEND PROPERTY COMPILE_OPTIONS ${MPI_DUNE_COMPILE_FLAGS})
+  ug_add_dim_libs(parallel OBJECT initparallel.cc) # OBJECT_DIM_LIBS ddd dddif)
+ endif()
+