Index: src/compdic/compdic-fst-update
===================================================================
--- src/compdic/compdic-fst-update	(revision f4bf33ed04eb342d17a377035e58f078b78159c3)
+++ src/compdic/compdic-fst-update	(revision f4bf33ed04eb342d17a377035e58f078b78159c3)
@@ -0,0 +1,43 @@
+
+if [ $# -lt 2 ]
+then
+    echo "Usage:"
+    echo "        compdic-fst-update <dictionary> <difference> <difference> ..."
+    echo "where"
+    echo "    <dictionary> - file containig a list of words, one per line, iso-8859-2 encoded"
+    echo "    <difference> - a file to which the compiled automaton (cor/kor format) shoul be written"
+    exit 0
+fi	
+
+tempdir=`mktemp -d /tmp/compdic.XXXXXX`
+
+dict=$1
+shift
+
+dicplus=$tempdir/plus.dic
+fstplus=$tempdir/plus.fst
+dicminus=$tempdir/minus.dic
+fstminus=$tempdir/minus.fst
+tmpfst=$tempdir/tmp.fst
+
+touch $dicplus
+touch $dicminus
+
+while (($#))
+do
+    echo processing $1 ...
+    cat $1 | egrep '^>' | sed -r 's/^> *//' >> $dicplus
+    cat $1 | egrep '^<' | sed -r 's/^< *//' >> $dicminus
+    shift
+done
+
+echo updating $dict ...
+compdic-create-fst $dicplus $fstplus
+compdic-create-fst $dicminus $fstminus
+fstdifference $dict $fstminus | fstdeterminize > $tmpfst
+fstunion $tmpfst $fstplus | fstdeterminize | fstminimize > $tmpfst
+mv ${dict} ${dict}~
+mv $tmpfst ${dict}
+
+
+rm -r $tempdir