NekPyConfig.hpp

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///////////////////////////////////////////////////////////////////////////////
//
// File: NekPyConfig.hpp
//
// For more information, please see: http://www.nektar.info
//
// The MIT License
//
// Copyright (c) 2006 Division of Applied Mathematics, Brown University (USA),
// Department of Aeronautics, Imperial College London (UK), and Scientific
// Computing and Imaging Institute, University of Utah (USA).
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the "Software"),
// to deal in the Software without restriction, including without limitation
// the rights to use, copy, modify, merge, publish, distribute, sublicense,
// and/or sell copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
//
// Description: NekPy configuration to include boost headers and define
// commonly-used macros.
//
///////////////////////////////////////////////////////////////////////////////
 
#ifndef NEKTAR_LIBRARY_LIBUTILITIES_PYTHON_NEKPYCONFIG_HPP
#define NEKTAR_LIBRARY_LIBUTILITIES_PYTHON_NEKPYCONFIG_HPP
 
#include <boost/version.hpp>
#include <memory>
 
// Boost 1.62 and earlier don't have native support for std::shared_ptr. This
// includes various patches that are pulled from the git changeset 97e4b34a15
// from the main boost.python github repository, which is where fixes were
// added to include std::shared_ptr support.
#if BOOST_VERSION < 106300
#include "ShPtrFixes.hpp"
#endif
 
#ifdef BOOST_HAS_NUMPY
 
#include <boost/python.hpp>
#include <boost/python/numpy.hpp>
 
namespace py = boost::python;
namespace np = boost::python::numpy;
 
#else
 
#include <boost/numpy.hpp>
#include <boost/python.hpp>
 
namespace py = boost::python;
namespace np = boost::numpy;
 
#endif
 
#define SIZENAME(s) SIZE_##s
#define NEKPY_WRAP_ENUM(ENUMNAME, MAPNAME)                                     \
    {                                                                          \
        py::enum_<ENUMNAME> tmp(#ENUMNAME);                                    \
        for (int a = 0; a < (int)SIZENAME(ENUMNAME); ++a)                      \
        {                                                                      \
            tmp.value(MAPNAME[a], (ENUMNAME)a);                                \
        }                                                                      \
        tmp.export_values();                                                   \
    }
#define NEKPY_WRAP_ENUM_STRING(ENUMNAME, MAPNAME)                              \
    {                                                                          \
        py::enum_<ENUMNAME> tmp(#ENUMNAME);                                    \
        for (int a = 0; a < (int)SIZENAME(ENUMNAME); ++a)                      \
        {                                                                      \
            tmp.value(MAPNAME[a].c_str(), (ENUMNAME)a);                        \
        }                                                                      \
        tmp.export_values();                                                   \
    }
#if PY_MAJOR_VERSION == 2
#define NEKPY_WRAP_ENUM_STRING_DOCS(ENUMNAME, MAPNAME, DOCSTRING)              \
    {                                                                          \
        py::enum_<ENUMNAME> tmp(#ENUMNAME);                                    \
        for (int a = 0; a < (int)SIZENAME(ENUMNAME); ++a)                      \
        {                                                                      \
            tmp.value(MAPNAME[a].c_str(), (ENUMNAME)a);                        \
        }                                                                      \
        tmp.export_values();                                                   \
        PyTypeObject *pto = reinterpret_cast<PyTypeObject *>(tmp.ptr());       \
        PyDict_SetItemString(pto->tp_dict, "__doc__",                          \
                             PyString_FromString(DOCSTRING));                  \
    }
#else
#define NEKPY_WRAP_ENUM_STRING_DOCS(ENUMNAME, MAPNAME, DOCSTRING)              \
    {                                                                          \
        py::enum_<ENUMNAME> tmp(#ENUMNAME);                                    \
        for (int a = 0; a < (int)SIZENAME(ENUMNAME); ++a)                      \
        {                                                                      \
            tmp.value(MAPNAME[a].c_str(), (ENUMNAME)a);                        \
        }                                                                      \
        tmp.export_values();                                                   \
        PyTypeObject *pto = reinterpret_cast<PyTypeObject *>(tmp.ptr());       \
        PyDict_SetItemString(pto->tp_dict, "__doc__",                          \
                             PyUnicode_FromString(DOCSTRING));                 \
    }
#endif
 
#endif