[bin] add installExternals.sh

took the file from the svn repository
all folders/files are no directly downloaded from the internet

bin/installExternal.sh

+#!/bin/bash
+
+ENABLE_MPI="n"
+ENABLE_DEBUG="n"
+CLEANUP="n"
+DOWNLOAD_ONLY="n"
+
+TOPDIR=$(pwd)
+EXTDIR=$(pwd)/external
+
+downloadMETIS()
+{
+    if [ ! -e metis-5.1.0.tar.gz ]; then
+        wget http://glaros.dtc.umn.edu/gkhome/fetch/sw/metis/metis-5.1.0.tar.gz
+    fi
+}
+
+installMETIS()
+{
+    cd $EXTDIR
+
+    downloadMETIS
+    if  test "$DOWNLOAD_ONLY" == "y"; then
+        return
+    fi
+
+    if  test "$CLEANUP" == "y"; then
+        rm -rf metis-5.1.0
+        return
+    fi
+
+    if ! test -e "metis-5.1.0"; then
+        tar zxvf metis-5.1.0.tar.gz
+    fi
+
+    cd metis-5.1.0
+    METISDIR=$(pwd)
+    make config
+    make
+
+    cd $TOPDIR
+}
+
+downloadMultidomain()
+{
+    if [ ! -e dune-multidomain ]; then
+        git clone -b releases/2.0 git://github.com/smuething/dune-multidomain.git
+    fi
+}
+
+installMultidomain()
+{
+    cd $TOPDIR
+
+    downloadMultidomain
+    if  test "$DOWNLOAD_ONLY" == "y"; then
+        return
+    fi
+
+    if  test "$CLEANUP" == "y"; then
+        rm -rf dune-multidomain
+        return
+    fi
+
+    # test for directory dune-common, dune-common-2.4 etc.
+    if ! ls dune-common* &> /dev/null; then
+        echo "You have to call installExternal for dune-multidomain from"
+        echo "the same directory where dune-common is located. You"
+        echo "cannot install it in the external folder."
+        return
+    fi
+
+    if ! test -e "dune-multidomain"; then
+        git clone https://github.com/smuething/dune-multidomain.git
+    fi
+
+    echo ""
+    echo "If you need a specific version like 2.3, go into dune-multidomain and execute:"
+    echo "git checkout releases/2.3"
+
+    cd $TOPDIR
+}
+
+downloadMultidomainGrid()
+{
+    if [ ! -e dune-multidomaingrid ]; then
+        git clone -b releases/2.3 git://github.com/smuething/dune-multidomaingrid.git
+    fi
+}
+
+installMultidomainGrid()
+{
+    cd $TOPDIR
+
+    downloadMultidomainGrid
+    if  test "$DOWNLOAD_ONLY" == "y"; then
+        return
+    fi
+
+    if  test "$CLEANUP" == "y"; then
+        rm -rf dune-multidomaingrid
+        return
+    fi
+
+    # test for directory dune-common, dune-common-2.4 etc.
+    if ! ls dune-common* &> /dev/null; then
+        echo "You have to call installExternal for dune-multidomaingrid from"
+        echo "the same directory where dune-common is located. You"
+        echo "cannot install it in the external folder."
+        return
+    fi
+
+    if ! test -e "dune-multidomaingrid"; then
+        git clone https://github.com/smuething/dune-multidomaingrid.git
+    fi
+
+    echo ""
+    echo "If you need a specific version like 2.3, go into dune-multidomaingrid and execute:"
+    echo "git checkout releases/2.3"
+
+    cd $TOPDIR
+}
+
+downloadUG()
+{
+    if [ ! -e ug-3.12.1.tar.gz ]; then
+        wget http://conan.iwr.uni-heidelberg.de/download/ug-3.12.1.tar.gz
+    fi
+}
+
+installUG()
+{
+    cd $EXTDIR
+
+    downloadUG
+    if  test "$DOWNLOAD_ONLY" == "y"; then
+        return
+    fi
+
+    UG_VERSION="3.12.1"
+    if  test "$CLEANUP" == "y"; then
+        rm -rf ug-$UG_VERSION
+        return
+    fi
+
+    if ! test -e "ug-$UG_VERSION"; then
+        tar zxvf ug-$UG_VERSION.tar.gz
+    fi
+
+    cd ug-$UG_VERSION
+    autoreconf -is
+    OPTIM_FLAGS="-O3 -DNDEBUG -march=native -finline-functions -funroll-loops"
+    # debug flags
+    if test "$ENABLE_DEBUG" == "y"; then
+        OPTIM_FLAGS="-O0 -g2"
+    fi
+    CFLAGS="$OPTIM_FLAGS"
+    CXXFLAGS="$OPTIM_FLAGS -std=c++0x -fno-strict-aliasing"
+    OPTS="--enable-dune --prefix=$PWD"
+
+    if test "$ENABLE_MPI" == "y"; then
+        OPTS="$OPTS --enable-parallel MPICC=$MPICXX"
+    else
+        OPTS="$OPTS --without-mpi"
+    fi
+
+    ./configure \
+        CFLAGS="$CFLAGS" \
+        CXXFLAGS="$CXXFLAGS" \
+        $OPTS
+    make
+    make install
+
+    cd $TOPDIR
+}
+
+downloadGstat()
+{
+    if [ ! -e gstat.tar.gz ]; then
+        wget http://gstat.org/gstat.tar.gz
+    fi
+}
+
+installGstat()
+{
+    cd $EXTDIR
+
+    downloadGstat
+    if  test "$DOWNLOAD_ONLY" == "y"; then
+        return
+    fi
+
+    echo "The gstat tar ball from the gstat homepage does not compile anymore"
+    echo "    http://gstat.org/gstat.tar.gz"
+    echo "It misses some gdal headers. But actually it did not work with downloading"
+    echo "and installing gdal either."
+    echo "Maybe we should host the tarball from the svn somewhere. It also"
+    echo "includes some DuMuX related stuff"
+    exit 2
+
+    if  test "$CLEANUP" == "y"; then
+        rm -rf gstat
+        return
+    fi
+
+    if ! test -e "gstat"; then
+        mkdir gstat
+        tar zxvf gstat.tar.gz -C gstat --strip-components=1
+    fi
+
+    cd gstat
+    ./configure
+    make install
+
+    if [ ! -w /usr/local/bin ]; then
+      echo; echo "The Gstat binary can be found in gstat/src/gstat"
+      echo "You can set   alias gstat=\"$EXTDIR/gstat/src/gstat\""
+      echo "in your       ~/.bashrc   to use it from everywhere."; echo
+    else
+      make install
+    fi
+
+    cd $TOPDIR
+}
+
+installAll()
+{
+    installMETIS
+    installMultidomain
+    installMultidomainGrid
+    installUG
+    installGstat
+}
+
+createExternalDirectory()
+{
+    if [ ! -e $EXTDIR ]; then
+        mkdir -v $EXTDIR
+    fi
+}
+
+usage()
+{
+    echo "Usage: $0 [OPTIONS] PACKAGES"
+    echo ""
+    echo "Where PACKAGES is one or more of the following"
+    echo "  all              Install everything and the kitchen sink."
+    echo "  metis            Install the METIS graph partitioner."
+    echo "  multidomain      Download dune-multidomain."
+    echo "  multidomaingrid  Download dune-multidomaingrid."
+    echo "  ug               Install the UG grid library."
+    echo "  gstat            Install the Gstat library."
+    echo ""
+    echo "The following options are recoginzed:"
+    echo "    --parallel       Enable parallelization if available."
+    echo "    --debug          Compile with debugging symbols and without optimization."
+    echo "    --clean          Delete all files for the given packages."
+    echo "    --download       Only download the packages."
+}
+
+SOMETHING_DONE="n"
+for TMP in "$@"; do
+    TMP=$(echo "$TMP" | tr "[:upper:]" "[:lower:]")
+    case $TMP in
+        "--debug")
+            ENABLE_DEBUG="y"
+            ;;
+        "--download")
+            DOWNLOAD_ONLY="y"
+            ;;
+        "--parallel")
+            ENABLE_MPI="y"
+            MPICC=$(which mpicc)
+            MPICXX=$(which mpicxx)
+            MPIF77=$(which mpif77)
+
+            if test -f $(pwd)'/../dune-common/bin/mpi-config'; then 
+                MPICONFIG=$(pwd)'/../dune-common/bin/mpi-config'
+            else
+                if test -f $(pwd)'/../dune-common-2.0/bin/mpi-config'
+                then
+                    MPICONFIG=$(pwd)'/../dune-common-2.0/bin/mpi-config'
+                else 
+                    echo "MPICONFIG not found!"
+                    return
+                fi
+            fi 
+
+            MPILIBS=$($MPICONFIG --libs)
+            MPILIBDIR=$(echo $MPILIBS | sed "s/.*-L\([^[:blank:]]*\).*/\1/")
+
+            # consistency check 
+            if test "$ENABLE_MPI" == "y" -a -z "$MPICXX"; then 
+                echo ""
+                echo "Compiler mpicxx not found although ENABLE_MPI is set in this script!"
+                echo "Please make sure that your MPI environment is set up or that you turn it off."
+                echo "The shell command mpi-selector may help you to select an installed mpi-version."
+                echo "Reinitilize your PATH variable after using it (e.g. logout and login again)."
+                echo "Due to this error this script stops further building now."
+                echo ""
+
+                exit -1
+            fi 
+
+            ;;
+        "--clean")
+            CLEANUP="y"
+            ;;
+        all)
+            SOMETHING_DONE="y"
+            createExternalDirectory
+            installAll
+            ;;
+        metis)
+            SOMETHING_DONE="y"
+            createExternalDirectory
+            installMETIS
+            ;;
+        multidomain|dune-multidomain)
+            SOMETHING_DONE="y"
+            installMultidomain
+            ;;
+        multidomaingrid|dune-multidomaingrid)
+            SOMETHING_DONE="y"
+            installMultidomainGrid
+            ;;
+        ug)
+            SOMETHING_DONE="y"
+            createExternalDirectory
+            installUG
+            ;;
+        gstat)
+            SOMETHING_DONE="y"
+            createExternalDirectory
+            installGstat
+            ;;
+        *)
+            usage
+            exit 1
+    esac
+    cd $TOPDIR
+done
+
+if test "$SOMETHING_DONE" != "y"; then
+    usage
+    exit 1;
+fi