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#---------------------------------*- sh -*-------------------------------------
# =========                 |
# \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
#  \\    /   O peration     |
#   \\  /    A nd           | Copyright (C) 2011 OpenFOAM Foundation
#    \\/     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/>.
#
# File
#     etc/tools/ThirdPartyFunctions
#
# Description
#     Functions for managing the third-party packages
#
#     Define the standard buildBASE and installBASE for the platform
#     Define WM_NCOMPPROCS always.
#------------------------------------------------------------------------------

# define the normal build and prefix directories
buildBASE=$WM_THIRD_PARTY_DIR/build/$WM_ARCH$WM_COMPILER
installBASE=$WM_THIRD_PARTY_DIR/platforms/$WM_ARCH$WM_COMPILER

#
# mostly building without wmake
# - disable wmakeScheduler variables
# - restrict WM_NCOMPPROCS to local number of cores
#
unset WM_HOSTS WM_SCHEDULER
export WM_NCOMPPROCS=$(egrep "^processor" /proc/cpuinfo 2>/dev/null | wc -l)
if [ $WM_NCOMPPROCS -le 1 ]
then
    WM_NCOMPPROCS=1
elif [ $WM_NCOMPPROCS -ge 8 ]
then
    WM_NCOMPPROCS=8
fi
# echo "Building on $WM_NCOMPPROCS cores"


#
# download file $1 from url $2 into download/ directory
#
downloadFile()
{
    [ "$#" -eq 2 ] || {
        echo "downloadFile called with incorrect number of arguments $@"
        return 1
    }

    file="$1"
    url="$2"

    if [ ! -e download/$file ]
    then
        mkdir -p download
        echo "downloading $tarFile from $url"
        ( cd download && wget --no-check-certificate $url -O $file )
    fi
}


#
# copy Make/{files,options} from wmakeFiles/PACKAGE
#
# $1 = PACKAGE
# $2 (optional) TARGET DIRECTORY
cpMakeFiles()
{
    set +x

    [ "$#" -eq 1 -o "$#" -eq 2 ] || {
        echo "cpMakeFiles called with incorrect number of arguments $@"
        return 1
    }

    pkg=$1
    dst=${2:-.}
    echo "cpMakeFiles" $pkg $dst

    wmakeFiles=$WM_THIRD_PARTY_DIR/etc/wmakeFiles/$pkg

    for i in $(cd $wmakeFiles && find . -type f)
    do
        d=${i%/*}   # dirname
        b=${i##*/}   # basename

        mkdir -p $dst/$d/Make 2>/dev/null

        # NOTE the behaviour of '-nt' can cause problems
        #
        # - bash, ksh, /usr/bin/test
        #   True, if file1 exists and file2 does not
        #
        # - dash, zsh (and maybe others)
        #   False, if file1 or file2 does not exist
        #
        if [ ! -e $dst/$d/Make/$b -o $wmakeFiles/$i -nt $dst/$d/Make/$b ]
        then
            cp $wmakeFiles/$i $dst/$d/Make/$b
        fi
    done

    set -x
}


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