[lakeat]

The new gcc version 4.5.0 needs another lib called mpc, besides gmp and mpfr.
the current version is 0.8.2

#---------------------------------*- sh -*-------------------------------------
# =========                 |
# \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
#  \\    /   O peration     |
#   \\  /    A nd           | Copyright (C) 1991-2009 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 2 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, write to the Free Software Foundation,
#     Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
#
# Script
#     makeGcc
#
# Description
#     Build script for gmp, mpfr, mpc and gcc-4.?.?
#
#------------------------------------------------------------------------------
usage() {
    while [ "$#" -ge 1 ]; do echo "$1"; shift; done
    cat<<USAGE

usage: ${0##*/} <gcc-4.?.?> ...

* build gmp, mpfr, mpc and gcc-4.?.?

USAGE
    exit 1
}

if [ $# -ne 1 ]
then
    usage "gcc version not provided"
fi

#
# Set the number of cores to build on
#
WM_NCOMPPROCS=4

if [ -r /proc/cpuinfo ]
then
    WM_NCOMPPROCS=$(egrep "^processor" /proc/cpuinfo | wc -l)
    [ $WM_NCOMPPROCS -le 8 ] || WM_NCOMPPROCS=8
fi

echo "Building on " $WM_NCOMPPROCS " cores"

GMP_DIR=$WM_THIRD_PARTY_DIR/gmp-5.0.1
MPFR_DIR=$WM_THIRD_PARTY_DIR/mpfr-3.0.0
MPC_DIR=$WM_THIRD_PARTY_DIR/mpc-0.8.2
GCC_DIR=$WM_THIRD_PARTY_DIR/$1

GMPROOT=${GMP_DIR}/platforms/$WM_ARCH$WM_COMPILER_ARCH
MPFRROOT=${MPFR_DIR}/platforms/$WM_ARCH$WM_COMPILER_ARCH
MPCROOT=${MPC_DIR}/platforms/$WM_ARCH$WM_COMPILER_ARCH
GCCROOT=${GCC_DIR}/platforms/$WM_ARCH$WM_COMPILER_ARCH

#
# Bulid GMP
#
if [ ! -d $GMPROOT ]
then
    (
#        make distclean \
        mkdir $GMP_DIR/build \
     && cd $GMP_DIR/build \
     && ../configure ABI=$ABI --prefix=$GMPROOT \
     && make -j $WM_NCOMPPROCS \
     && make install
    )
    echo "    Finished building gmp."
else
    echo "    gmp already built."
fi

export LD_LIBRARY_PATH="$GMPROOT/lib:$LD_LIBRARY_PATH"

#
# Build MPFR
#
if [ ! -d $MPFRROOT ]
then
    (
#        make distclean \
        mkdir $MPFR_DIR/build \
     && cd $MPFR_DIR/build \
     && ../configure ABI=$ABI --prefix=$MPFRROOT --with-gmp=$GMPROOT \
     && make -j $WM_NCOMPPROCS  \
     && make install
    )
    echo "    Finished building mpfr."
else
    echo "    mprf already built."
fi

export LD_LIBRARY_PATH="$MPFRROOT/lib:$LD_LIBRARY_PATH"

#
# Build MPC
#
if [ ! -d $MPCROOT ]
then
    (
#        make distclean \
        mkdir $MPC_DIR/build \
     && cd $MPC_DIR/build \
     && ../configure ABI=$ABI --prefix=$MPCROOT \
      --with-gmp=$GMPROOT --with-mpfr=$MPFRROOT \
     && make -j $WM_NCOMPPROCS  \
     && make install
    )
    echo "    Finished building mpc."
else
    echo "    mpc already built."
fi

export LD_LIBRARY_PATH="$MPCROOT/lib:$LD_LIBRARY_PATH"

#
# Build GCC
#
if [ ! -d $GCCROOT ]
then
    (
#        make distclean \
        mkdir $GCC_DIR/build \
     && cd $GCC_DIR/build \
     && ../configure --enable-languages=c,c++ --with-pkgversion='OpenFOAM' \
      --enable-__cxa_atexit --enable-libstdcxx-allocator=new \
      --with-system-zlib --prefix=$GCCROOT \
      --with-mpfr=$MPFRROOT --with-gmp=$GMPROOT --with-mpc=$MPCROOT \
     && make -j $WM_NCOMPPROCS \
     && make install
    )
    echo "    Finished building gcc."
else
    echo "    gcc already built."
fi


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