#!/bin/sh

# run from directory where this script is
cd `echo $0 | sed 's/\(.*\)\/.*/\1/'` # extract pathname

# get list of directories to be saved from command line
# if none is given, save all
if test $# = 0 ; then EXAMPLES="example*" ; else EXAMPLES="$*" ; fi

# check whether echo has the -e option
if test "`echo -e`" = "-e" ; then ECHO=echo ; else ECHO="echo -e" ; fi

# save results to reference
for dir in $EXAMPLES
do
    if test -d $dir/reference/
    then
        # do not do anything if results/ is empty or absent
        /bin/rmdir $dir/results/
        if test -d $dir/results/
        then
            cd $dir
            $ECHO "\n saving `pwd`..."
            if test -d $dir/reference.old/
            then 
               /bin/rm -r reference.old
            fi
            mv reference reference.old
            mkdir reference
            cd reference.old
            if test -d CVS
            then
                mv CVS ../reference/
            fi
            files=`/bin/ls`
            for file in $files
            do
	      if test -f ../results/$file
              then
                 mv ../results/$file ../reference
              fi 
            done
            cd ../..
            $ECHO "`pwd` done...\n"
        fi
    fi
done
$ECHO "saving all : done"