source: release-kits/shared/uninstaller/Uninstall.sh@ 17808

if [ -f "setup.bash" ]; then
    #This is Greenstone 2
    . ./setup.bash > /dev/null
    SEARCH4J_EXECUTABLE=$GSDLHOME/bin/$GSDLOS/search4j

elif [ -f "gs2build/setup.bash" ]; then
    #This is Greenstone 3
    . ./gs2build/setup.bash > /dev/null
    SEARCH4J_EXECUTABLE=./bin/search4j

else
    echo "Couldn't find setup.bash. This copy of Greenstone appears to be corrupt."
    echo "To manually uninstall, please delete the entire Greenstone home folder."
    exit
fi

if [ $GSDLOS = linux ]; then
    "$SEARCH4J_EXECUTABLE" -p ./packages/jre -l ./uninst.jar
elif [ $GSDLOS = darwin ]; then
    "$SEARCH4J_EXECUTABLE" -p /System/Library/Frameworks/JavaVM.framework/Home -l ./uninst.jar
fi

if [ -e "uninst.flag" ]; then

    rm -rf packages/jre &> /dev/null
    rmdir packages &> /dev/null
    
    rm -rf bin &> /dev/null
        
    rm uninst.jar &> /dev/null
    rm uninst.flag &> /dev/null
    rm Uninstall.* &> /dev/null
    
    CONTENTS=`ls`
    if [ -z "$CONTENTS" ]; then
        GSDEL=`pwd`
        cd ..
        rmdir $GSDEL &> /dev/null
    fi
fi