diff --git a/cvstools/GNUmakefile b/cvstools/GNUmakefile
new file mode 100644
index 0000000..9677bb3
--- /dev/null
+++ b/cvstools/GNUmakefile
@@ -0,0 +1,38 @@
+include GNUmakevars
+
+CONFDIR=../../configure
+CONFDIR_exists=$(shell [ -d $(CONFDIR) ] && echo ok)
+
+all: configure find_cvs_not_up_to_date
+
+clean:
+	rm -f find_cvs_not_up_to_date customize
+
+distclean: clean
+
+
+install: $(BINDIR) $(BINDIR)/find_cvs_not_up_to_date
+
+%: %.pl customize
+	sh ./customize < $< > $@
+	chmod +x $@
+
+%: %.sh customize
+	sh ./customize < $< > $@
+	chmod +x $@
+
+customize: configure
+	sh ./configure
+
+ifeq ($(CONFDIR_exists),ok)
+
+configure: $(CONFDIR)/start $(CONFDIR)/perl $(CONFDIR)/finish
+	cat $^ > $@
+
+endif
+
+$(BINDIR):
+	mkdir -p $@
+
+include GNUmakerules
+
diff --git a/cvstools/configure b/cvstools/configure
new file mode 100644
index 0000000..6fea68e
--- /dev/null
+++ b/cvstools/configure
@@ -0,0 +1,34 @@
+#!/bin/sh
+#
+echo "#!/bin/sh" > customize.$$
+echo "sed \\" > customize.$$
+chmod +x customize.$$
+
+################################################################
+# find a working perl:
+#
+for i in /usr/bin/perl /usr/local/bin/perl /usr/bin/perl5 /usr/local/bin/perl5
+do
+    if $i -e 'exit ($] < 5.000)'
+    then
+	echo $i works
+	perl="$i"
+	break
+    fi
+done
+if [ -z "$perl" ]
+then
+    could not find a working perl command, sorry.
+    exit 1
+fi
+echo "  -e 's,@@@perl@@@,$perl,g' \\" >> customize.$$
+
+
+################################################################
+# finish
+#	Add trailing newline and rename temp file to final name
+#
+echo  >> customize.$$
+
+mv customize.$$ customize
+
diff --git a/cvstools/find_cvs_not_up_to_date.pl b/cvstools/find_cvs_not_up_to_date.pl
new file mode 100755
index 0000000..1277070
--- /dev/null
+++ b/cvstools/find_cvs_not_up_to_date.pl
@@ -0,0 +1,28 @@
+#!@@@perl@@@ -w 
+use strict;
+use File::Find;
+use Getopt::Long;
+
+my $debug = 0;
+
+sub check_cvs {
+    local $/ =
+    "===================================================================\n";
+    return unless (-d "$_/CVS");
+    print STDERR "checking $File::Find::dir/$_\n" if ($debug);
+
+    # $_ is a CVS working dir
+
+    open (CVSSTATUS, "cd $_ && cvs -q status|");
+    while(<CVSSTATUS>) {
+	print if  (/Status/ && !/Status: Up-to-date/);
+    }
+    close(CVSSTATUS);
+
+    # don't recurse, cvs already did:
+    $File::Find::prune = 1;
+}
+
+GetOptions("debug" => \$debug);
+@ARGV = (".") unless (@ARGV);
+find(\&check_cvs, @ARGV);