#!/bin/sh

declare localization="labs_network";

#-----[ environment_usage ]--------------------------------
function environment_usage ()
{
    echo "Usage     : ${0} [localization]";
    exit;
}

#-----[ environment_test_usage ]----------------------------
function environment_test_usage ()
{
    if test ${#} -ne 1 -a ${#} -ne 0; then
        environment_usage;
    fi;

    if test ${#} -eq 1; then
        localization=${1};

        # else : default localization
    fi;
}

#-----[ environment_version ]------------------------------
function environment_version ()
{
    version=$(cat ${MORPHEO_TOPLEVEL}/Version);

    export MORPHEO_MAJOR_VERSION=$(echo ${version} | cut -d ' ' -f 1);
    export MORPHEO_MINOR_VERSION=$(echo ${version} | cut -d ' ' -f 2);
    export MORPHEO_REVISION=$(     echo ${version} | cut -d ' ' -f 3);
    export MORPHEO_CODENAME=$(     echo ${version} | cut -d ' ' -f 4);
    
    export MORPHEO_DATE_DAY=$(     echo ${version} | cut -d ' ' -f 5);
    export MORPHEO_DATE_MONTH=$(   echo ${version} | cut -d ' ' -f 6);
    export MORPHEO_DATE_YEAR=$(    echo ${version} | cut -d ' ' -f 7);


    echo "Morpheo ${MORPHEO_MAJOR_VERSION}.${MORPHEO_MINOR_VERSION}.${MORPHEO_REVISION} \"${MORPHEO_CODENAME}\" (${MORPHEO_DATE_DAY}/${MORPHEO_DATE_MONTH}/${MORPHEO_DATE_YEAR})";
}

#-----[ environment ]---------------------------------------
function environment ()
{
    environment_test_usage ${*};

    local OS_FOUND=`uname -s`-`uname -m | sed -e 's/i[0-9]/iX/' -e 's/sun4./sun4X/'`

    case ${OS_FOUND} in
        "Linux-iX86")
    	export TARGET_ARCH=linux
    	export EXE_SUFFIX=
    	;;
        *) 
         echo "Unknown OS found"
    esac
    
    # Export environement
    export MORPHEO_LOCALIZATION=${localization};
    export MORPHEO_TOPLEVEL=${PWD};
    export MORPHEO_SCRIPT=${MORPHEO_TOPLEVEL}/IPs/systemC/processor/Morpheo/Script;
    export MORPHEO_HOME=${HOME}/.Morpheo;
           MORPHEO_XTTY=${MORPHEO_TOPLEVEL}/IPs/systemC/Environment/TTY/xtty;
    
    case ${MORPHEO_LOCALIZATION} in
        "labs_network")
    	export MORPHEO_PREFIX=/users/chaos/kane/Morpheo;
    	export MORPHEO_TMP=${MORPHEO_PREFIX};
    	;;
        "labs_local")
    	export MORPHEO_PREFIX=/dsk/l1/misc/Morpheo;
    	export MORPHEO_TMP=${MORPHEO_PREFIX};
    	;;
        "home")
    	export MORPHEO_PREFIX=${HOME}/tmp/Morpheo;
    	export MORPHEO_TMP=${MORPHEO_PREFIX}/tmp;
    	;;
        *)
    	echo "Bad localization : \"${MORPHEO_LOCALIZATION}\"";
        environment_usage ${*};
    	;;
    esac
    
    environment_version;

    echo ""
    echo "OS found : ${OS_FOUND}"
    echo ""
    echo "Modification of environement's variable :"
    echo " - MORPHEO_LOCALIZATION is set to ${MORPHEO_LOCALIZATION}"
    echo " - MORPHEO_TOPLEVEL     is set to ${MORPHEO_TOPLEVEL}"
    echo " - MORPHEO_SCRIPT       is set to ${MORPHEO_SCRIPT}"
    echo " - MORPHEO_HOME         is set to ${MORPHEO_HOME}"
    echo " - MORPHEO_PREFIX       is set to ${MORPHEO_PREFIX}"
    echo " - MORPHEO_TMP          is set to ${MORPHEO_TMP}"
    
    #----------
    # Path : add xtty and script directory.
    #        test if already in path : no multiple addition
    #----------
    
    echo ${PATH} |grep -q ${MORPHEO_SCRIPT};
    if test $? -eq 1; then
        export  PATH=${PATH}:${MORPHEO_SCRIPT}
        echo " - PATH                 add       ${MORPHEO_SCRIPT}"
    fi;
    
    echo ${PATH} |grep -q ${MORPHEO_XTTY};
    
    if test $? -eq 1; then
        export  PATH=${PATH}:${MORPHEO_XTTY}
        echo " - PATH                 add       ${MORPHEO_XTTY}"
    fi;
    
    echo ""
}

#-----[ Corps ]---------------------------------------------
environment ${*};