#!/bin/bash
#export CXXVERBOSE=1

if (not_there Geant3 $SIMPATH/transport/geant3/lib/tgt_$arch/libgeant321.so);
then
  cd $SIMPATH/transport
#  untar geant3 $GEANT3VERSION.tar.gz
#  mv geant3 $GEANT3VERSION
#  ln -s $GEANT3VERSION geant3
  cp gdecay.F geant3/gphys
  cp gdalet.F geant3/gphys
  cp gdalitzcbm.F geant3/gphys
  cd geant3 

  # patch to correctly install geant3 on macosx64,
  # linuxx8664icc and linucia64icc
  patch -p0 < ../Makefile_geant3.patch | tee -a $logfile

  # install gcalor only on 32bit machines
  # It does not work properly on 64bit machines
  if [ "$system" = "32bit" ];
  then
    mkdir gcalor
    cp ../gcalor.F gcalor
    cp ../xsneut.dat data
    cp ../chetc.dat data
    mysed 'minicern gdraw' 'minicern gdraw gcalor' Makefile
  fi
  if [  $( echo $FC | grep 'gfortran') ]; 
     then
     export ROOTBUILD="gfortran"
  elif [  $( echo $FC | grep 'g95') ]; 
  then
     export ROOTBUILD="g95" 
  fi
  make 

  check_all_libraries $SIMPATH/transport/geant3/lib/tgt_$arch

  check_success Geant3 $SIMPATH/transport/geant3/lib/tgt_$arch/libgeant321.so
  check=$?

  # create links in lib directory to all libraries in system dependent 
  # subdirectory 
  if [ "$check" = "1" ];
  then
    cd $SIMPATH/transport/geant3/lib
    for file in $(ls tgt_$arch);
    do
      ln -s tgt_$arch/$file 
    done
  fi

fi

if [ "$platform" = "macosx" ];
then
  export DYLD_LIBRARY_PATH=$DYLD_LIBRARY_PATH:$SIMPATH/transport/geant3/lib
else
  export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:$SIMPATH/transport/geant3/lib
fi

cd $SIMPATH

return 1