# grib_api use template
# Author                : ECMWF user Support
# Created the           : Wed Apr 18 14:01:11 BST 2007
# Last modification by  : ECMWF User support
# Last modification the : Tue Jun 10 10:03:51 BST 2008




######## LOCAL SETTINGS ###########
# default bit mode for this platform
NAME=grib_api
# Default mode is 32 bits except on the supercomputers
if [ "$ARCH" = "ibm_power4" ]; then
  DEFAULT_MODE=64
else
  DEFAULT_MODE=32
fi

PACKAGE_DIR=/usr/local/lib/metaps/lib/grib_api

if [ ! -d ${PACKAGE_DIR} ] ; then
  echo "GRIB API unavailable. Directory ${PACKAGE_DIR} not present"
else

DEFAULT_VERSION=`ls -l ${PACKAGE_DIR}/current | awk '{print $NF}' | sed 's/\///'`
EXP_VERSION=`ls -l ${PACKAGE_DIR}/exp | awk '{print $NF}' | sed 's/\///'`
EMOS_VERSION=`ls -l ${PACKAGE_DIR}/emos | awk '{print $NF}' | sed 's/\///'`
NEW_VERSION=`ls -l ${PACKAGE_DIR}/new | awk '{print $NF}' | sed 's/\///'`
OLD_VERSION=`ls -l ${PACKAGE_DIR}/old | awk '{print $NF}' | sed 's/\///'`

UNDERSCORE="_"
#############################################################
# Set the version if not specified by the user
[ "${GRIB_API_VERSION:-}" != "" ] || GRIB_API_VERSION=$DEFAULT_VERSION

# Set the mode if not specified by the user
[ "${GRIB_API_MODE:-}" != "" ] || GRIB_API_MODE=$DEFAULT_MODE
[ "${noUseEcho:-}" != "" ] || noUseEcho=no

VERSION=${GRIB_API_VERSION}

if [ "$GRIB_API_MODE" != "64" ] && [ "$GRIB_API_MODE" != "32" ] ; then
  /bin/ksh -p -c 'echo "GRIB_API_MODE forced to '$DEFAULT_MODE' for '$NAME' '$VERSION'" 1>&2'
   GRIB_API_MODE=$DEFAULT_MODE

fi

######### DO NOT MODIFY AFTER THIS LINE ############
# 
if [ "$noUseEcho" = "no" ]; then
  /bin/ksh -p -c 'echo "'${NAME}' version '${VERSION}' support" 1>&2'
fi

case $VERSION in
    old)
       VERSION=$OLD_VERSION;;
    current)
       VERSION=$DEFAULT_VERSION;;
    new)
       VERSION=$NEW_VERSION;;
    exp)
       VERSION=$EXP_VERSION;;
    emos)
       VERSION=$EMOS_VERSION;;
esac

if [ "$GRIB_API_MODE" = "$DEFAULT_MODE" ]; then
     local_mode=""
else
     case $GRIB_API_MODE in
        64)
          local_mode="64";;
        32)
          local_mode="32";;
         *)
          /bin/ksh -p -c 'echo "Please choose either 32 bits or 64 bits mode" 1>&2';;
     esac
fi

PREFIX="/usr/local/lib"
PREFIX_JASPER=$PREFIX
if [ -d $PREFIX$local_mode ]; then
  PREFIX="$PREFIX$local_mode"
  UNDERSCORE="$UNDERSCORE$local_mode"
  local_mode=""
fi

PREFIX="$PREFIX/metaps/lib/$NAME"

GRIB_API_DIR=$PREFIX/$VERSION
JASPER_DIR="$PREFIX_JASPER/metaps/lib/$NAME/jasper"
if [ -d $GRIB_API_DIR/lib$local_mode ] 
   then
    GRIB_API_INCLUDE="-I$GRIB_API_DIR/include$local_mode"; export GRIB_API_INCLUDE
    GRIB_API_LIB="-L$GRIB_API_DIR/lib$local_mode -lgrib_api_f90 -lgrib_api"; export GRIB_API_LIB
    GRIB_API_LIB_PTHREAD="-L$GRIB_API_DIR/libpthread -lgrib_api_f90 -lgrib_api -lpthread"; export GRIB_API_LIB_PTHREAD

    if [ -d $JASPER_DIR$UNDERSCORE$local_mode/include ]; then 
      GRIB_API_LIB="$GRIB_API_LIB -L$JASPER_DIR$UNDERSCORE$local_mode/lib -ljasper"; export GRIB_API_LIB
      GRIB_API_LIB_PTHREAD="$GRIB_API_LIB_PTHREAD -L$JASPER_DIR$UNDERSCORE$local_mode/lib -ljasper"; export GRIB_API_LIB_PTHREAD
      GRIB_API_INCLUDE="-I$JASPER_DIR$UNDERSCORE$local_mode/include $GRIB_API_INCLUDE"; export GRIB_API_INCLUDE
    else if [ -d $JASPER_DIR/include ]; then 
      GRIB_API_LIB="$GRIB_API_LIB -L$JASPER_DIR/lib -ljasper"; export GRIB_API_LIB
      GRIB_API_LIB_PTHREAD="$GRIB_API_LIB_PTHREAD -L$JASPER_DIR/lib -ljasper"; export GRIB_API_LIB_PTHREAD
      GRIB_API_INCLUDE="-I$JASPER_DIR/include $GRIB_API_INCLUDE"; export GRIB_API_INCLUDE
    fi
    fi
    PATH=$GRIB_API_DIR/bin:$PATH
	if [ "$noUseEcho" = "no" ]; then
	  /bin/ksh -p -c 'echo "Note that these are '$GRIB_API_MODE' bit mode versions." 1>&2'
	  /bin/ksh -p -c 'echo "grib_api, version '${VERSION}' enabled (GRIB_API_MODE, GRIB_API_VERSION, GRIB_API_INCLUDE, GRIB_API_LIB, GRIB_API_LIB_PTHREAD, PATH)" 1>&2'
   	  /bin/ksh -p -c 'echo "Look at http://www.ecmwf.int/publications/manuals/grib_api/" 1>&2'
   	  /bin/ksh -p -c 'echo "for more information." 1>&2'
	fi
   else
     /bin/ksh -p -c 'echo "'${NAME}' '${GRIB_API_MODE}' bits version '${VERSION}' does not exist on this host" 1>&2'
     /bin/ksh -p -c 'echo "The following versions are available on this platform:" 1>&2'
     /bin/ksh -p -c 'echo "`/bin/ls -F '$PREFIX' | /bin/grep \/$ | /usr/bin/cut -f 1 -d / | /bin/grep "\."`" 1>&2'

fi

fi