#!/bin/bash

if [ "$system" = "64bit" ];
then
  CXXFLAGS_BAK=$CXXFLAGS
  CXXFLAGS="$CXXFLAGS -m64"
  export CXXFLAGS
  export CFLAGS=$CXXFLAGS
fi

if (not_there VGM $SIMPATH/transport/vgm/lib/libBaseVGM.so);
then
  cd $SIMPATH/transport
#  untar $VGMVERSION $VGMVERSION.tar.gz
#  ln -s $VGMVERSION vgm
  cd vgm
  cp ../vgm_cmake.tar.gz .
  tar zxvf vgm_cmake.tar.gz 
  mkdir build_cmake
  cd build_cmake

  cmake ../  -DCLHEP_DIR=$SIMPATH/cern/clhep/ -DWITH_GEANT4=TRUE -DGEANT4_DIR=$SIMPATH/transport/geant4/  -DWITH_ROOT=TRUE -DROOT_DIR=$SIMPATH/tools/root 

  make 
  make install
 
  if [ "$platform" = "macosx" ];
  then 
      cd $SIMPATH/transport/vgm/lib
      ext1=dylib
      ext2=so
      for file in $(ls *.$ext1);
      do
	  ln -s $file ${file%.*}.$ext2 
      done
  fi

  check_success VGM $SIMPATH/transport/vgm/lib/libBaseVGM.so
  check=$?

  check_all_libraries $SIMPATH/transport/vgm/lib

fi

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

export USE_VGM=1
export VGM_INSTALL=$SIMPATH/transport/vgm

if [ "$system" = "64bit" ];
then
  CXXFLAGS=$CXXFLAGS_BAK
  export CXXFLAGS
  export CFLAGS=$CXXFLAGS
fi

cd $SIMPATH

return 1