- Added a clean Make target.

.gitignore

@@ -2,8 +2,8 @@
 *~
 *.swp
 *.swo
-certs/*
-keys/*
+certs/
+keys/
 openssl.cnf
 CA.key
 CA.crt

Makefile

-.PHONY: install test
+.PHONY: install test clean
 
 install:
 	cp ssl-ca /usr/local/bin/ssl-ca
@@ -29,3 +29,6 @@ test:
 	test "$$(curl --fail --cacert CA.crt --resolve www.ssl-ca:4433:127.0.0.1 --write-out '%{ssl_verify_result}' --silent --output /dev/null https://www.ssl-ca:4433/)" = "0"
 	kill "$$(cat .server.pid)"
 	rm .server.pid
+
+clean:
+	git clean -Xdf