# Copyright (C) 2005, 2006 The Trustees of Indiana University.
# Copyright (C) 2005 Douglas Gregor <doug.gregor -at- gmail.com>

# Use, modification and distribution is subject to the Boost Software
# License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
# http://www.boost.org/LICENSE_1_0.txt)

#  Authors: Douglas Gregor
#           Andrew Lumsdaine

import mpi ;
import indirect ;
import python ;

libraries = ;

if [ mpi.configured ]
{

project boost/mpi
  : source-location ../src
  ;

lib boost_mpi
  :
    broadcast.cpp
    communicator.cpp
    computation_tree.cpp
    content_oarchive.cpp
    environment.cpp
    exception.cpp
    graph_communicator.cpp
    group.cpp
    intercommunicator.cpp
    mpi_datatype_cache.cpp
    mpi_datatype_oarchive.cpp
    packed_iarchive.cpp
    packed_oarchive.cpp
    packed_skeleton_iarchive.cpp
    packed_skeleton_oarchive.cpp
    point_to_point.cpp
    request.cpp
    text_skeleton_oarchive.cpp
    timer.cpp
  : # Requirements
    <library>../../serialization/build//boost_serialization
    <library>/mpi//mpi [ mpi.extra-requirements ]
    <define>BOOST_MPI_SOURCE=1
    <link>shared:<define>BOOST_MPI_DYN_LINK=1
  : # Default build
    <link>shared
  : # Usage requirements
    <library>../../serialization/build//boost_serialization
    <library>/mpi//mpi [ mpi.extra-requirements ]
  ;

libraries += boost_mpi ;

  if [ python.configured ]
  {
    py2-version = [ py-version 2 ] ;
    py3-version = [ py-version 3 ] ;

    # These library names are synchronized with those defined by Boost.Python, see libs/python/build/Jamfile.
    lib_boost_python(2) = boost_python ;
    lib_boost_python(3) = boost_python3 ;

    lib_boost_python($(py2-version)) = $(lib_boost_python(2)) ;
    lib_boost_python($(py3-version)) = $(lib_boost_python(3)) ;

    lib_boost_mpi_python(2) = boost_mpi_python ;
    lib_boost_mpi_python(3) = boost_mpi_python3 ;

    lib_boost_mpi_python($(py2-version)) = $(lib_boost_mpi_python(2)) ;
    lib_boost_mpi_python($(py3-version)) = $(lib_boost_mpi_python(3)) ;

    for local N in 2 3
    {
        if $(py$(N)-version)
        {
            lib $(lib_boost_mpi_python($(py$(N)-version)))
              : # Sources
                python/serialize.cpp
              : # Requirements
                <library>boost_mpi
                <library>/mpi//mpi [ mpi.extra-requirements ]
                <library>/boost/python//$(lib_boost_python($(py$(N)-version)))
                <link>shared:<define>BOOST_MPI_DYN_LINK=1
                <link>shared:<define>BOOST_MPI_PYTHON_DYN_LINK=1
                <link>shared:<define>BOOST_PYTHON_DYN_LINK=1
                <define>BOOST_MPI_PYTHON_SOURCE=1
                -<tag>@$(BOOST_JAMROOT_MODULE)%$(BOOST_JAMROOT_MODULE).tag
                <tag>@$(BOOST_JAMROOT_MODULE)%$(BOOST_JAMROOT_MODULE).python-tag
                <python-debugging>on:<define>BOOST_DEBUG_PYTHON
                <python>$(py$(N)-version)
              : # Default build
                <link>shared
              : # Usage requirements
                <library>/mpi//mpi [ mpi.extra-requirements ]
              ;

            python-extension mpi
              : # Sources
                python/collectives.cpp
                python/py_communicator.cpp
                python/datatypes.cpp
                python/documentation.cpp
                python/py_environment.cpp
                python/py_nonblocking.cpp
                python/py_exception.cpp
                python/module.cpp
                python/py_request.cpp
                python/skeleton_and_content.cpp
                python/status.cpp
                python/py_timer.cpp
              : # Requirements
                <library>/boost/python//$(lib_boost_python($(py$(N)-version)))
                <library>$(lib_boost_mpi_python($(py$(N)-version)))
                <library>boost_mpi
                <library>/mpi//mpi [ mpi.extra-requirements ]
                <link>shared:<define>BOOST_MPI_DYN_LINK=1
                <link>shared:<define>BOOST_MPI_PYTHON_DYN_LINK=1
                <link>shared:<define>BOOST_PYTHON_DYN_LINK=1
                <link>shared <runtime-link>shared
                <python-debugging>on:<define>BOOST_DEBUG_PYTHON
                <python>$(py$(N)-version)
              ;

            libraries += $(lib_boost_mpi_python($(py$(N)-version))) ;
        }
        else
        {
            alias $(lib_boost_mpi_python($(N))) ;
        }
    }
  }
}
else if ! ( --without-mpi in  [ modules.peek : ARGV ] )
{
  message boost_mpi   
      : "warning: skipping optional Message Passing Interface (MPI) library."
      : "note: to enable MPI support, add \"using mpi ;\" to user-config.jam."
      : "note: to suppress this message, pass \"--without-mpi\" to bjam."
      : "note: otherwise, you can safely ignore this message." 
      ;
}

boost-install $(libraries) ;