#!/bin/bash

install_dir=$PWD
compil_full="false"
use_oasis="false"
oasis="oasis3_mct"
use_extern_boost="false"
use_extern_blitz="false"
use_memtrack="false"
job="1"
netcdf_lib="netcdf4_par"
compil_mode="prod"
arch_path="arch"
arch_default_path="arch"
arch_defined="FALSE"
arch_path_defined="FALSE"

# Traitement de la ligne de commande
while (($# > 0))
   do
      case $1 in
         "-h"|"--help"|"-help")
            echo "make_xios - installs XIOS on your architecture"
	    echo "make_xios [options]"
	    echo "options :"
	    echo "       [--prod] : compilation in production mode (default)"
	    echo "       [--dev] : compilation in development mode"
	    echo "       [--debug] : compilation in debug mode"
	    echo "       --arch arch : to choose target architecture"
	    echo "       [--avail] : to know available target architectures "
	    echo "       [--full] : to generate dependencies and recompile from scratch"
	    echo "       [--use_oasis 'oasis3' 'oasis3_mct' : default oasis3_mct] : to use Oasis coupler"i
        echo "       [--use_extern_boost : to use external boost library"
        echo "       [--use_extern_blitz : to use external blitz library"
	    echo "       [--doc] : to generate Doxygen documentation (not available yet)"
	    echo "       [--job ntasks] : to use parallel compilation with ntasks"
	    echo "       [--netcdf_lib 'netcdf4_par'/'netcdf4_seq'/'netcdf4_internal' : default netcdf4_par] : choice of netcdf library"
	    echo "       [--memtrack] : tracking memory leak - developper only"
	    echo "Example : ./make_xios --prod --arch PW6_VARGAS"
	    echo "Example : ./make_xios --avail"
            exit;;
         "--prod")  compil_mode="prod"  ; shift ;;
         "--dev")   compil_mode="dev"   ; shift ;;
         "--debug") compil_mode="debug" ; shift ;;
         "--arch")  arch=$2     ; arch_defined="TRUE"; shift ; shift ;;
         "--arch_path")  arch_path=$2     ; arch_path_defined="TRUE"; shift ; shift ;;
         "--avail") ls arch/*.fcm | cut -d"-" -f2 | cut -d"." -f1 ; exit ;; 
         "--full")  compil_full="true"  ; shift ;;
         "--use_oasis")  use_oasis="true" oasis=$2 ; shift ; shift  ;;
         "--use_extern_boost")  use_extern_boost="true" ; shift  ;;
         "--use_extern_blitz")  use_extern_blitz="true" ; shift  ;;
         "--doc")   doc="true"          ; shift ;;
         "--job")   job=$2              ; shift ; shift ;;
         "--netcdf_lib")   netcdf_lib=$2 ; shift ; shift ;;
         "--memtrack")  use_memtrack="true" memtrack=$2  ; shift ; shift ;;
         *)         code="$1"           ; shift ;;
      esac
   done

# Installation des sources
nb_files_gz=`ls $install_dir/tools/archive | grep tar.gz | wc -l`
if [ ${nb_files_gz} -ne 0 ]		   
then
    echo -e "- uncompress archives ..."		
    for tarname in `ls $install_dir/tools/archive/*.tar.gz` ; do
	gunzip -f "$tarname"
	tar -xf ${tarname%.gz}
    done
fi

# Vérification de la présence d'un identifiant d'architecture.

###############################################################
# lecture des chemins propres a l'architecture de la machine #
#           et configuration de l'environnement              #
###############################################################

rm -f .void_file
echo > .void_file
rm -rf .void_dir
mkdir .void_dir

if [[ "$arch_defined" == "TRUE" ]]
then
  rm -f arch.path
  rm -f arch.fcm
  rm -f arch.env

  if test -f $arch_path/arch-${arch}.path
  then
    ln -s $arch_path/arch-${arch}.path arch.path
  elif test -f $arch_default_path/arch-${arch}.path
  then
    ln -s $arch_default_path/arch-${arch}.path arch.path
  fi
        
  if test -f $arch_path/arch-${arch}.fcm
  then
    ln -s $arch_path/arch-${arch}.fcm arch.fcm
  elif test -f $arch_default_path/arch-${arch}.fcm
  then
    ln -s $arch_default_path/arch-${arch}.fcm arch.fcm
  fi

  if test -f $arch_path/arch-${arch}.env
  then
    ln -s $arch_path/arch-${arch}.env arch.env
  elif test -f $arch_default_path/arch-${arch}.env
  then
    ln -s $arch_default_path/arch-${arch}.env arch.env
  else
    ln -s .void_file arch.env
  fi
  source arch.env
  source arch.path
else
      echo "Please choose a target achitecture --> list all available architecture using make_xios --avail!"
      exit 1
fi

# Vérification de la présence d'un mode de compilation.

if [[ "$compil_mode" == "prod" ]]
   then
      COMPIL_CFLAGS="%PROD_CFLAGS"
      COMPIL_FFLAGS="%PROD_FFLAGS"
elif [[ "$compil_mode" == "dev" ]]
   then 
      COMPIL_CFLAGS="%DEV_CFLAGS"
      COMPIL_FFLAGS="%DEV_FFLAGS"
elif [[ "$compil_mode" == "debug" ]]
   then
      COMPIL_CFLAGS="%DEBUG_CFLAGS"
      COMPIL_FFLAGS="%DEBUG_FFLAGS"
fi

rm -r $PWD/extern/netcdf4

if [[ "$netcdf_lib" == "netcdf4_par" ]]
   then
     ln -s $PWD/.void_dir $PWD/extern/netcdf4
     XIOS_CPPKEY="$XIOS_CPPKEY USING_NETCDF_PAR"
elif [[ "$netcdf_lib" == "netcdf4_seq" ]]
  then 
    ln -s $PWD/.void_dir $PWD/extern/netcdf4
elif [[ "$netcdf_lib" == "netcdf4_internal" ]]
  then 
    ln -s $PWD/extern/src_netcdf4 $PWD/extern/netcdf4
    XIOS_CPPKEY="$XIOS_CPPKEY USING_NETCDF_PAR USING_NETCDF_INTERNAL"
    export NETCDF_INCDIR="-I${PWD}/extern/netcdf4"
    export NETCDF_LIBDIR=""
    export NETCDF_LIB=""
else
   echo "Bad choice for --netcdf_lib argument : choose between 'netcdf4_par','netcdf4_seq' or 'netcdf4_internal'"
   exit
fi

if [[ "$use_oasis" == "true" ]]
   then
    if [[ "$oasis" == "oasis3_mct" ]]
    then
	XIOS_CPPKEY="$XIOS_CPPKEY USE_OMCT"
    elif [[ "$oasis" == "oasis3"  ]]
    then
	XIOS_CPPKEY="$XIOS_CPPKEY USE_OASIS"
	OASIS_INCDIR="-I$PWD/../../prism/X64/build/lib/psmile.MPI1"
	OASIS_LIBDIR="-L$PWD/../../prism/X64/lib"
	OASIS_LIB="-lpsmile.MPI1 -lmpp_io"
    else
	echo "Bad choice for --use_oasis argument : choose between 'oasis3','oasis3_mct'"
	exit
    fi
    NETCDF_LIB="-lnetcdff -lnetcdf"
    XIOS_FINCDIR="$OASIS_INCDIR $XIOS_FINCDIR"
    XIOS_LIB="$OASIS_LIBDIR $OASIS_LIB $XIOS_LIB"
fi 

# Setting path for boost
if [[ "$use_extern_boost" == "true" ]]
then
   ln -s $PWD/.void_dir $PWD/extern/boost
else
   export BOOST_INCDIR="-I${PWD}/extern/boost"
   export BOOST_LIBDIR=""
   export BOOST_LIB=""
fi

# Setting path for blitz
if [[ "$use_extern_blitz" == "true" ]]
then
   ln -s $PWD/.void_dir $PWD/extern/blitz
else
   export BLITZ_INCDIR="-I${PWD}/extern/blitz"
   export BLITZ_LIBDIR=""
   export BLITZ_LIB=""
fi


if [[ "$use_memtrack" == "true" ]]
   then
   XIOS_CPPKEY="$XIOS_CPPKEY XIOS_MEMTRACK"

    if [[ "$memtrack" == "light" ]]
    then
	XIOS_CPPKEY="$XIOS_CPPKEY XIOS_MEMTRACK_LIGHT"
    elif [[ "$memtrack" == "FULL"  ]]
    then
      XIOS_LIB="$ADDR2LINE_LIBDIR $ADDR2LINE_LIB $XIOS_LIB"
      XIOS_CPPKEY="$XIOS_CPPKEY XIOS_MEMTRACK_FULL"
    else
	echo "Bad choice for --memtrack argument : choose between 'light','full'"
	exit
    fi
fi 

XIOS_CINCDIR="$NETCDF_INCDIR $HDF5_INCDIR $MPI_INCDIR $BOOST_INCDIR $BLITZ_INCDIR"
XIOS_FINCDIR="$NETCDF_INCDIR $XIOS_FINCDIR $MPI_INCDIR $BOOST_INCDIR $BLITZ_INCDIR"

XIOS_LIB="$XIOS_LIB $NETCDF_LIBDIR $HDF5_LIBDIR $MPI_LIBDIR $NETCDF_LIB $HDF5_LIB $MPI_LIB"

rm -f config.fcm
echo "%COMPIL_CFLAGS $COMPIL_CFLAGS" >> config.fcm
echo "%COMPIL_FFLAGS $COMPIL_FFLAGS" >> config.fcm
echo "%CPP_KEY       $XIOS_CPPKEY"   >> config.fcm

echo "%CBASE_INC     $XIOS_CINCDIR" >> config.fcm     
echo "%FBASE_INC     $XIOS_FINCDIR" >> config.fcm
echo "%ARCH_LD       $XIOS_LIB"     >> config.fcm 

echo "=> Using "$compil_mode" mode for compiling under architecture \""$arch"\" !"

# Création de la documentation doxygen.
if [[ !(-z $doc) ]]
   then
      echo -e "- Create Doxygen documentation (disabled)..."
      #doxygen -s
fi

make_dir=$PWD

export PATH=$PWD/tools/FCM/bin:$PATH

if [[ "$compil_full" == "true" ]]
   then
   fcm build --clean --ignore-lock 
   fcm build -f --ignore-lock -j $job
else
  fcm build --ignore-lock -j $job
fi

build_exit_status=$?

if [[ $build_exit_status == 0 ]]
  then
  set nothing
#    cd $WORKDIR/XIOS_NEMO_COUPLE/modeles/NEMO/WORK
#    cd $WORKDIR/XIOS_NEMO/modeles/NEMO/WORK
#    make
fi

exit $build_exit_status