#!/bin/sh
#------------------------------------------------------------------------------
# =========                 |
# \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
#  \\    /   O peration     |
#   \\  /    A nd           | Copyright (C) 2016 OpenCFD Ltd.
#    \\/     M anipulation  |
#------------------------------------------------------------------------------
# License
#     This file is part of OpenFOAM.
#
#     OpenFOAM is free software: you can redistribute it and/or modify it
#     under the terms of the GNU General Public License as published by
#     the Free Software Foundation, either version 3 of the License, or
#     (at your option) any later version.
#
#     OpenFOAM 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 GNU General Public License
#     for more details.
#
#     You should have received a copy of the GNU General Public License
#     along with OpenFOAM.  If not, see <http://www.gnu.org/licenses/>.
#
# Script
#     makeADIOS
#
# Description
#     Build script for ADIOS (and MXML)
#
#------------------------------------------------------------------------------
adiosPACKAGE=adios-git
mxmlPACKAGE=mxml-2.9

#------------------------------------------------------------------------------
# run from third-party directory only
wmakeCheckPwd "$WM_THIRD_PARTY_DIR" || {
    echo "Error: Current directory is not \$WM_THIRD_PARTY_DIR"
    echo "    The environment variables are inconsistent with the installation."
    echo "    Check the OpenFOAM entries in your dot-files and source them."
    exit 1
}
. etc/tools/ThirdPartyFunctions
#------------------------------------------------------------------------------

usage() {
    exec 1>&2
    while [ "$#" -ge 1 ]; do echo "$1"; shift; done
    cat<<USAGE

usage: ${0##*/} [OPTION] [adios-VERSION] [mxml-VERSION]
options:
  -gcc              Force gcc/g++ instead of the values from \$WM_CC, \$WM_CXX
  -help

* Build ADIOS+MXML
      $adiosPACKAGE
      $mxmlPACKAGE

USAGE
    exit 1
}

#------------------------------------------------------------------------------
# ensure configure gets the correct C/C++ compiler
[ -n "$WM_CC" ]  && export CC="$WM_CC"
[ -n "$WM_CXX" ] && export CXX="$WM_CXX"


# parse options
while [ "$#" -gt 0 ]
do
    case "$1" in
    -h | -help)
        usage
        ;;
    -gcc)
        export CC=gcc    # use gcc/g++
        export CXX=g++
        ;;
    adios-[1-9]* | adios-git)
        adiosPACKAGE="${1%%/}"
        ;;
    mxml-[1-9]*)
        mxmlPACKAGE="${1%%/}"
        ;;
    *)
        die "unknown option/argument: '$1'"
        ;;
    esac
    shift
done

#------------------------------------------------------------------------------

MXML_ARCH_PATH=$installBASE/$mxmlPACKAGE
ADIOS_ARCH_PATH=$installBASE/$adiosPACKAGE

# build MXML - not needed with more recent ADIOS
if false
then
    echo
    echo ========================================
    echo "Build mxml library $mxmlPACKAGE"
    echo

    if [ -f $MXML_ARCH_PATH/include/mxml.h \
      -a -r $FOAM_EXT_LIBBIN/libmxml.so ]
    then
        echo "    MXML header in $MXML_ARCH_PATH/include"
        echo "    MXML libs   in $FOAM_EXT_LIBBIN"
        echo
    else
    (
        # use mxml packaged with adios (if possible)
        # or revert to top-level
        sourceDIR=$WM_THIRD_PARTY_DIR/$adiosPACKAGE/src/mxml/$mxmlPACKAGE
        [ -d "$sourceDIR" ] || sourceDIR=$WM_THIRD_PARTY_DIR/$mxmlPACKAGE

        cd $sourceDIR || exit 1

        # Remove any existing build folder and recreate
        \rm -rf $buildDIR 2>/dev/null
        mkdir -p $buildDIR

        [ -e Makefile ] && make clean 2>/dev/null # for safety
        mkdir -p $FOAM_EXT_LIBBIN  2>/dev/null

        # handle non-gcc compilers
        unset configEnv
        if [ "${WM_CC:-gcc}" != gcc ]
        then
            export CC=$WM_CC
            export CCS=$WM_CC
        fi

        # installs into lib64/
        cd $buildDIR && \
        $sourceDIR/configure --prefix=$MXML_ARCH_PATH \
        && make -j $WM_NCOMPPROCS all \
        && make install \
        && echo "Built: $mxmlPACKAGE" \
        && rsync -a $MXML_ARCH_PATH/lib$WM_COMPILER_LIB_ARCH/*.so* $FOAM_EXT_LIBBIN/
    ) || {
        echo "Error building: $mxmlPACKAGE"
    }
    fi
fi

# build ADIOS
echo
echo ========================================
echo "Build adios library $adiosPACKAGE"
echo

# Needs future adjustment for shared library, for mpi-specific library location
if [ -f $ADIOS_ARCH_PATH/include/adios.h \
  -a -r $FOAM_EXT_LIBBIN/$FOAM_MPI/libadios.so ]
then
    echo "    ADIOS header in $ADIOS_ARCH_PATH/include"
    echo "    ADIOS libs   in $FOAM_EXT_LIBBIN"
    echo
else
(
    # configuration options:
    # Start with GridEngine support - builds without external libraries
    unset configOpt

    # Add InfiniBand support
    ibDir=/usr/local/ofed
    if [ -d "$ibDir/include" ]
    then
        configOpt="$configOpt --with-infiniband=$ibDir"
    fi
    ## $configOpt="$configOpt --with-hdf5=..."

    # for externally compiled MXML
    # configOpt="$configOpt --with-mxml=$MXML_ARCH_PATH"

    # end of configuration options
    # ----------------------------

    sourceDIR=$WM_THIRD_PARTY_DIR/$adiosPACKAGE
    buildDIR=$buildBASE/$adiosPACKAGE

    cd $sourceDIR || exit 1
    export GIT_DIR=$sourceDIR/.git

    # Remove any existing build folder and recreate
    \rm -rf $buildDIR 2>/dev/null
    mkdir -p $buildDIR

    [ -e Makefile ] && make clean 2>/dev/null # for safety

    [ -f configure ] || {
        echo "no configure for $adiosPACKAGE ... trying autogen"
        ./autogen.sh
    }

    # installs into lib64/
    cd $buildDIR && \
    CC=mpicc CXX=mpicxx CFLAGS="-fPIC" $sourceDIR/configure \
        --prefix=$ADIOS_ARCH_PATH \
        --disable-fortran \
        --with-pic \
        --without-fastbit \
        $configOpt \
    && make -j $WM_NCOMPPROCS all \
    && make install \
    && echo "Built: $adiosPACKAGE" \
    && rsync -a --no-r $ADIOS_ARCH_PATH/lib$WM_COMPILER_LIB_ARCH/ $FOAM_EXT_LIBBIN/$FOAM_MPI/
) || {
    echo "Error building: $adiosPACKAGE"
}
fi

# ----------------------------------------------------------------- end-of-file