Add new package for PaGMO/PyGMO (#3210)

* Add new package for PaGMO/PyGMO

* Rename py-pygmo to pagmo

* Fix concretization bug

* Correct Python detection, use correct flags

* Install PyGMO to the pagmo prefix, not the Python prefix

2 files changed, 120 insertions, 0 deletions

diff --git a/var/spack/repos/builtin/packages/pagmo/package.py b/var/spack/repos/builtin/packages/pagmo/package.py
new file mode 100644
index 0000000000..f4cd532bdb
--- /dev/null
+++ b/var/spack/repos/builtin/packages/pagmo/package.py
@@ -0,0 +1,119 @@
+##############################################################################
+# Copyright (c) 2013-2016, Lawrence Livermore National Security, LLC.
+# Produced at the Lawrence Livermore National Laboratory.
+#
+# This file is part of Spack.
+# Created by Todd Gamblin, tgamblin@llnl.gov, All rights reserved.
+# LLNL-CODE-647188
+#
+# For details, see https://github.com/llnl/spack
+# Please also see the LICENSE file for our notice and the LGPL.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU Lesser General Public License (as
+# published by the Free Software Foundation) version 2.1, February 1999.
+#
+# This program 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 terms and
+# conditions of the GNU Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+##############################################################################
+from spack import *
+
+
+class Pagmo(CMakePackage):
+    """Parallel Global Multiobjective Optimizer (and its Python alter ego
+    PyGMO) is a C++ / Python platform to perform parallel computations of
+    optimisation tasks (global and local) via the asynchronous generalized
+    island model."""
+
+    # Multiple homepages:
+    # C++    interface: https://esa.github.io/pagmo/
+    # Python interface: https://esa.github.io/pygmo/
+
+    homepage = "https://esa.github.io/pagmo/"
+    url      = "https://github.com/esa/pagmo/archive/1.1.7.tar.gz"
+
+    version('1.1.7', '57ee65a5871ae36ab97087af5199cb89')
+
+    variant('examples', default=False, description='Build examples')
+    variant('cxx',      default=True,  description='Build the C++ interface')
+    variant('python',   default=True,  description='Build Python bindings')
+    variant('gsl',      default=True,  description='Enable support for GSL minimisers')
+    variant('gtop',     default=False, description='Build GTOP database problems')
+    variant('ipopt',    default=False, description='Enable support for IPOPT minimiser')
+    variant('mpi',      default=True,  description='Enable support for MPI')
+    variant('nlopt',    default=False, description='Enable support for NLopt minimisers')
+    variant('snopt',    default=False, description='Enable support for SNOPT minimiser')
+    variant('tests',    default=False, description='Build test set')
+    variant('worhp',    default=False, description='Enable support for WORHP minimiser')
+    variant('headers',  default=True,  description='Installs the header files')
+    variant('blas',     default=True,  description='Enable support for BLAS')
+    variant('scipy',    default=True,  description='Enable support for scipy')
+    variant('networkx', default=False, description='Enable support for networkx')
+    variant('vpython',  default=False, description='Enable support for vpython')
+    variant('pykep',    default=False, description='Enable support for pykep')
+
+    extends('python', when='+python')
+
+    # Concretization in Python is currently broken
+    # depends_on('boost+system+serialization+thread')
+    # depends_on('boost+python',    when='+python')
+    # depends_on('boost+date_time', when='+gtop')
+
+    # Workaround for now
+    depends_on('boost+system+serialization+thread',                  when='~python~gtop')
+    depends_on('boost+system+serialization+thread+python',           when='+python~gtop')
+    depends_on('boost+system+serialization+thread+date_time',        when='~python+gtop')
+    depends_on('boost+system+serialization+thread+python+date_time', when='+python+gtop')
+
+    depends_on('gsl@1.15:',       when='+gsl')
+    depends_on('ipopt',           when='+ipopt')
+    depends_on('mpi@1.2:',        when='+mpi')
+    depends_on('blas',            when='+blas')
+    depends_on('py-scipy',    type=('build', 'run'), when='+scipy')
+    depends_on('py-networkx', type=('build', 'run'), when='+networkx')
+
+    # TODO: Add packages for missing dependencies
+    # depends_on('nlopt+cxx', when='+nlopt')
+    # depends_on('snopt',     when='+snopt')
+    # depends_on('py-vpython',     type=('build', 'run'), when='+vpython')
+    # depends_on('py-pykep@1.15:', type=('build', 'run'), when='+gtop')
+    # depends_on('py-pykep@1.15:', type=('build', 'run'), when='+pykep')
+
+    depends_on('cmake@2.8:', type='build')
+
+    def variant_to_bool(self, variant):
+        return 'ON' if variant in self.spec else 'OFF'
+
+    def cmake_args(self):
+        spec = self.spec
+
+        args = [
+            '-DBUILD_EXAMPLES={0}'.format(self.variant_to_bool('+examples')),
+            '-DBUILD_MAIN={0}'.format(self.variant_to_bool('+cxx')),
+            '-DBUILD_PYGMO={0}'.format(self.variant_to_bool('+python')),
+            '-DENABLE_GSL={0}'.format(self.variant_to_bool('+gsl')),
+            '-DENABLE_GTOP_DATABASE={0}'.format(self.variant_to_bool('+gtop')),
+            '-DENABLE_IPOPT={0}'.format(self.variant_to_bool('+ipopt')),
+            '-DENABLE_MPI={0}'.format(self.variant_to_bool('+mpi')),
+            '-DENABLE_NLOPT={0}'.format(self.variant_to_bool('+nlopt')),
+            '-DENABLE_SNOPT={0}'.format(self.variant_to_bool('+snopt')),
+            '-DENABLE_TESTS={0}'.format(self.variant_to_bool('+tests')),
+            '-DENABLE_WORHP={0}'.format(self.variant_to_bool('+worhp')),
+            '-DINSTALL_HEADERS={0}'.format(self.variant_to_bool('+headers')),
+        ]
+
+        if '+python' in spec:
+            args.extend([
+                # By default picks up the system python not the Spack build
+                '-DPYTHON_EXECUTABLE={0}'.format(python_exe),
+                # By default installs to the python prefix not the pagmo prefix
+                '-DPYTHON_MODULES_DIR={0}'.format(site_packages_dir),
+            ])
+
+        return args
diff --git a/var/spack/repos/builtin/packages/python/package.py b/var/spack/repos/builtin/packages/python/package.py
index 9a04aaf981..f3e2813ae8 100644
--- a/var/spack/repos/builtin/packages/python/package.py
+++ b/var/spack/repos/builtin/packages/python/package.py
@@ -387,6 +387,7 @@ class Python(Package):
             'python{0}'.format('3' if self.spec.satisfies('@3') else '')
         )
 
+        module.python_exe = python_path
         module.python = Executable(python_path)
         module.setup_py = Executable(python_path + ' setup.py --no-user-cfg')