diff --git a/cvsup/README b/cvsup/README
new file mode 100644
index 0000000..99e0b98
--- /dev/null
+++ b/cvsup/README
@@ -0,0 +1,30 @@
+# $Id$
+# $Source$
+
+This is my collection of tools to keep my OpenBSD sources up to date. It
+works for any branch of ports and src.
+
+cvsup:
+	Script that does cvsup for me. Called from crontab like this:
+	59 */3 * * *    ~/bin/cvsup ports .
+	59 */3 * * *    ~/bin/cvsup src .
+
+
+cvsup_filter:
+	Filter to be used with procmail. Called like this:
+
+-------------------------------------
+:0HB:
+* ^Subject:.*~/bin/cvsup
+* ? $HOME/.procmail/cvsup_filter
+# indien match op cvsup_filter, pleur weg (niets ge-cvsup-ed)
+/dev/null
+
+:0:
+* ^Subject:.*~/bin/cvsup
+cvsup
+-------------------------------------
+
+sup.tmpl:
+	Should be installed in ~/.cvsup and is a template for the cvsup
+	configurations the cvsup script generates.
diff --git a/cvsup/cvsup_filter b/cvsup/cvsup_filter
new file mode 100755
index 0000000..97ce54a
--- /dev/null
+++ b/cvsup/cvsup_filter
@@ -0,0 +1,20 @@
+awk '
+	BEGIN {
+		FIRST=0
+	}
+	{
+		if(FIRST==1){
+			if(match($0, "Shutting down connection to server")){
+				print "matched ok"
+				exit 0
+			} else {
+				print "not matched ok"
+				exit 1
+			}
+		} else {
+			if(match($0, "Updating collection ")) {
+				FIRST=1
+				next
+			}
+		}
+	}'