#!/bin/bash

if [ "$platform" = "macosx" ];
then
  export DYLD_LIBRARY_PATH=${DYLD_LIBRARY_PATH}:$SIMPATH/tools/monalisa/lib
else
  export LD_LIBRARY_PATH=${LD_LIBRARY_PATH}:$SIMPATH/tools/monalisa/lib
fi

cd $SIMPATH/tools
export ROOTSYS=$PWD/root

if (not_there root $ROOTSYS/bin/root.exe);
then          
#  untar root $ROOTVERSION.source.tar.gz
#  mv root $ROOTVERSION
#  ln -s $ROOTVERSION root
  cd $ROOTSYS
#  cp ../configure .
#  cp ../root-config.in config
  if [ "$debug" = "yes" ];
  then
    echo "*** Building ROOT with debug information"  | tee -a $logfile
    export ROOTBUILD=debug
  fi

  if [ "$compiler" = "intel" -a "$icc_version" = "10" ];
  then
    echo "*** Patching Makfiles.linuxicc " | tee -a $logfile
    cp ../Makefile.linuxicc config
  fi

  if [ "$build_for_grid" = "yes" ]
  then
    cp ../rootconfig_grid.sh  rootconfig.sh
    echo "Copied rootconfig_grid.sh ......................" | tee -a $logfile
  else
    cp ../rootconfig.sh  .
    echo "Copied rootconfig.sh ......................" | tee -a $logfile
  fi
  echo "Configure Root .........................................." | tee -a $logfile
  if [ "$platform" = "solaris" ];
  then 
    mysed "awk" "gawk" configure
    chmod a+x configure
    cp ../makelib.sh build/unix
    if [ "$compiler" = "gcc" ];
    then
      cp ../Makefile.solarisgcc config 
      if [ "$system" = "64bit" ];
      then
        mysed '-fPIC' '-fPIC -m64' config/Makefile.solarisgcc	  
        mysed '$(EXTRA_LDFLAGS)' '$(EXTRA_LDFLAGS) -m64' config/Makefile.solarisgcc
     fi    
    else
      cp ../Makefile.solarisCC5 config 
      if [ "$system" = "64bit" ];
      then
        mysed '-KPIC' '-KPIC -m64' config/Makefile.solarisCC5	  	  
        mysed '$(EXTRA_LDFLAGS)' '$(EXTRA_LDFLAGS) -m64' config/Makefile.solarisCC5
      fi    
    fi
  fi

  #make distclean
  . rootconfig.sh

  #This workaround  to run make in a loop is
  #needed because of problems with the intel compiler.
  #Due to some internal problems of icc (my interpretation)
  #there are crashes of the compilation process. After 
  #restarting the make process the compilation passes the 
  #problematic file and may crash at a differnt point. 
  #If there are more than 10 crashes the script is stoped
  
  if [ "$compiler" = "intel" ];
  then
    counter=0
    until [ -e $ROOTSYS/bin/root.exe ];
    do
      counter=$[$counter+1]
      touch run_$counter   
      if [ $counter -gt 10 ];
      then
        echo "There is a problem compiling root"  | tee -a $logfile
        echo "This is the " $counter " try to compile"  | tee -a $logfile
        echo "Stop the script now"  | tee -a $logfile
        exit 1
      fi
      $MAKE_command -j$number_of_processes
    done
  else
    $MAKE_command -j$number_of_processes
  fi
  $MAKE_command install

  check_all_libraries $ROOTSYS/lib

  check_success root $ROOTSYS/bin/root.exe
  check=$?

  export PATH=${ROOTSYS}/bin:${PATH}
  
  cd $ROOTSYS/etc/vmc

  if [ "$arch" = "linuxx8664icc" ];
  then
    cp Makefile.linuxx8664gcc Makefile.linuxx8664icc
    mysed 'g++' 'icpc' Makefile.linuxx8664icc
    mysed 'g77' 'ifort' Makefile.linuxx8664icc
    mysed 'gcc' 'icc' Makefile.linuxx8664icc 
    mysed 'SHLIB         = -lg2c' '' Makefile.linuxx8664icc
    mysed '-fno-f2c -fPIC' '-fPIC' Makefile.linuxx8664icc
  fi
  if [ "$FC" = "gfortran" ];
  then
    if [ "$arch" = "linuxx8664gcc" ];
    then 
      cp Makefile.linux Makefile.linuxx8664gcc
      mysed "OPT   = -O2" "OPT   =" Makefile.linuxx8664gcc
      mysed "-Woverloaded-virtual" "" Makefile.linuxx8664gcc
      mysed "-DCERNLIB_LINUX" "-DCERNLIB_LXIA64" Makefile.linuxx8664gcc
    elif [ "$arch" = "linuxia64gcc" ];
    then 
      cp Makefile.linux Makefile.linuxia64gcc
      mysed "OPT   = -O2" "OPT   =" Makefile.linuxia64gcc
      mysed "-Woverloaded-virtual" "" Makefile.linuxia64gcc
      mysed "-DCERNLIB_LINUX" "-DCERNLIB_LXIA64" Makefile.linuxia64gcc
    fi
  fi

  mysed "OPT   = -O2" "OPT   =" Makefile.$arch
  mysed "OPT   = -g" "OPT   = ${CXXFLAGS} -fPIC" Makefile.$arch

  if [ "$platform" = "macosx" ];
  then
    export DYLD_LIBRARY_PATH=${ROOTSYS}/lib/:${DYLD_LIBRARY_PATH}
  else
    export LD_LIBRARY_PATH=${ROOTSYS}/lib/:${LD_LIBRARY_PATH}
  fi
else
  export PATH=${ROOTSYS}/bin:${PATH}
  if [ "$platform" = "macosx" ];
  then
    export DYLD_LIBRARY_PATH=${ROOTSYS}/lib/:${DYLD_LIBRARY_PATH}
  else
    export LD_LIBRARY_PATH=${ROOTSYS}/lib/:${LD_LIBRARY_PATH}
  fi
fi

cd $SIMPATH

return 1