#!/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
#
#------------------------------------------------------------------------------
# Get version info
. $WM_PROJECT_DIR/etc/config.sh/functions
unset -f _foamAddPath _foamAddLib _foamAddMan # get settings only
_foamSource $($WM_PROJECT_DIR/bin/foamEtcFile config.sh/ADIOS)

adiosPACKAGE=${adios_version:-adios-none}

#------------------------------------------------------------------------------
# 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]
options:
  -gcc              Force gcc/g++ instead of the values from \$WM_CC, \$WM_CXX
  -help

* Build ADIOS
      $adiosPACKAGE

USAGE
    exit 1
}
#------------------------------------------------------------------------------
# Export WM settings in a form that GNU configure recognizes
[ -n "$WM_CC" ]         &&  export CC="$WM_CC"
[ -n "$WM_CXX" ]        &&  export CXX="$WM_CXX"
[ -n "$WM_CFLAGS" ]     &&  export CFLAGS="$WM_CFLAGS"
[ -n "$WM_CXXFLAGS" ]   &&  export CXXFLAGS="$WM_CXXFLAGS"

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

[ -n "$adiosPACKAGE" ] || die "The adios-VERSION was not specified"

# nothing to build
if _foamIsNone "$adiosPACKAGE"
then
    echo "Using adios-none (skip ThirdParty build of ADIOS)"
    exit 0
elif _foamIsSystem "$adiosPACKAGE"
then
    echo "Using adios-system"
    exit 0
fi

#------------------------------------------------------------------------------
#
# Build ADIOS
#   ADIOS_SOURCE_DIR : location of the original sources
#   ADIOS_ARCH_PATH  : installation directory

ADIOS_SOURCE_DIR=$sourceBASE/$adiosPACKAGE
ADIOS_ARCH_PATH=$installBASE/$adiosPACKAGE

: ${FOAM_MPI:=dummy}

echo
echo ========================================
echo "Build adios library $adiosPACKAGE for $FOAM_MPI"
echo

# Needs future adjustment
# - for shared library
# - for mpi-specific library locations
if [ -f $ADIOS_ARCH_PATH/include/adios.h \
  -a -r $ADIOS_ARCH_PATH/lib$WM_COMPILER_LIB_ARCH/libadios_${FOAM_MPI}.a ]
then
    echo "    ADIOS header in $ADIOS_ARCH_PATH/include"
    ### echo "    ADIOS libs   in $FOAM_EXT_LIBBIN"           # dynamic
    echo "    ADIOS libs   in $ADIOS_ARCH_PATH/lib$WM_COMPILER_LIB_ARCH" # static
    echo
else
(
    # configuration options:
    unset configOpt

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

    # Transport layers
    if [ -f "/usr/include/bzlib.h" ]
    then
        configOpt="$configOpt --with-bzip2=/usr"
    fi

    if [ -f "/usr/include/zlib.h" ]
    then
        configOpt="$configOpt --with-zlib=/usr"
    fi

    # Other types of support
    ## $configOpt="$configOpt --with-hdf5=..."
    ## $configOpt="$configOpt --with-lustre=..."
    configOpt="$configOpt --enable-research-transports"

    # end of configuration options
    # ----------------------------
    buildDIR=$buildBASE/$adiosPACKAGE

    cd $ADIOS_SOURCE_DIR || exit 1
    [ -e Makefile ] && make distclean 2>/dev/null

    export GIT_DIR=$ADIOS_SOURCE_DIR/.git

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

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

    # May not work properly with FOAM_MPI = dummy
    if [ "$FOAM_MPI" = dummy ]
    then
        configOpt="$configOpt --without-mpi"
    else
        CC=mpicc
        CXX=mpicxx
    fi

    # Install into lib64/
    cd $buildDIR && $ADIOS_SOURCE_DIR/configure \
        --prefix=$ADIOS_ARCH_PATH \
        --libdir=$ADIOS_ARCH_PATH/lib$WM_COMPILER_LIB_ARCH \
        --disable-fortran \
        --with-pic \
        --without-fastbit \
        $configOpt \
    && make -j $WM_NCOMPPROCS all \
    && make install \
    && echo "Built: $adiosPACKAGE" \
    && cd $ADIOS_ARCH_PATH/lib$WM_COMPILER_LIB_ARCH && \
    {
        # Rename according to FOAM_MPI
        if [ "$FOAM_MPI" != dummy ]
        then
            \mv -f libadios.a       libadios_$FOAM_MPI.a
            \mv -f libadiosread.a   libadiosread_$FOAM_MPI.a
        fi
        \mv -f libadios_nompi.a     libadios_dummy.a
        \mv -f libadiosread_nompi.a libadiosread_dummy.a

        echo
        echo "ADIOS library renamed to libadios_$FOAM_MPI"
        echo
    } && cd $ADIOS_ARCH_PATH/bin && \
    {
        # We don't need/use XML things
        \rm -f adios_lint
        $ADIOS_ARCH_PATH/bin/adios_config -m 2>/dev/null || \
            echo "Warning: Problems running adios_config"
    }
) || {
    echo "Error building: $adiosPACKAGE"
}
fi

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