Build: avoid compiling code for unused transports, routers, authenticators

[exim.git] / src / src / auths / tls.c

diff --git a/src/src/auths/tls.c b/src/src/auths/tls.c
index d3ca8f7964df582a463ac8a8c81d130250e92efd..005032f57dfa21e6eaf336294db71e793e8b734c 100644 (file)
--- a/src/src/auths/tls.c
+++ b/src/src/auths/tls.c
@@ -4,7 +4,7 @@
 
 /* Copyright (c) Jeremy Harris 1995 - 2020 */
 /* See the file NOTICE for conditions of use and distribution. */
-/* SPDX-License-Identifier: GPL-2.0-only */
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 
 /* This file provides an Exim authenticator driver for
 a server to verify a client SSL certificate
@@ -12,6 +12,8 @@ a server to verify a client SSL certificate
 
 
 #include "../exim.h"
+
+#ifdef AUTH_TLS                /* Remainder of file */
 #include "tls.h"
 
 /* Options specific to the tls authentication mechanism. */
@@ -91,5 +93,6 @@ return auth_check_serv_cond(ablock);
 }
 
 
-#endif   /*!MACRO_PREDEF*/
+#endif /*!MACRO_PREDEF*/
+#endif /*AUTH_TLS*/
 /* End of tls.c */