certs/Makefile: Add .PRECIOUS to stop make deleting the key as an intermediate file...

diff --git a/certs/Makefile b/certs/Makefile
index 17b9dfa9c16d805296cebe171da9644228653bbd..5483588376781b2efea9232f6a5c4b66cb7009ff 100644 (file)
--- a/certs/Makefile
+++ b/certs/Makefile
@@ -11,6 +11,8 @@ keysize=2048
 # signing request that you can submit to a CA, or `make yourhost.cert`
 # to generate a self signed certificate.
 
+.PRECIOUS: %.cnf %.key
+
 # To request a cert
 %.csr: %.cnf %.key
        openssl req -new -key $(lastword $^) -out $@ -utf8 -config $(firstword $^)