From cb1a8a13adcf53ff08a9ea7023b24c760885f7d4 Mon Sep 17 00:00:00 2001
From: Hans Nilsson <hans@erlang.org>
Date: Fri, 4 May 2018 12:17:30 +0200
Subject: crypto: Disable test_engine if engine is disabled

---
 lib/crypto/c_src/otp_test_engine.c | 19 +++++++++++++++++--
 1 file changed, 17 insertions(+), 2 deletions(-)

(limited to 'lib')

diff --git a/lib/crypto/c_src/otp_test_engine.c b/lib/crypto/c_src/otp_test_engine.c
index 5c6122c06a..d0e23a2a3e 100644
--- a/lib/crypto/c_src/otp_test_engine.c
+++ b/lib/crypto/c_src/otp_test_engine.c
@@ -24,10 +24,8 @@
 #include <stdio.h>
 #include <string.h>
 
-#include <openssl/engine.h>
 #include <openssl/md5.h>
 #include <openssl/rsa.h>
-#include <openssl/pem.h>
 
 #define PACKED_OPENSSL_VERSION(MAJ, MIN, FIX, P)	\
     ((((((((MAJ << 8) | MIN) << 8 ) | FIX) << 8) | (P-'a'+1)) << 4) | 0xf)
@@ -40,6 +38,21 @@
 #define OLD
 #endif
 
+#if OPENSSL_VERSION_NUMBER >= PACKED_OPENSSL_VERSION(0,9,8,'o') \
+	&& !defined(OPENSSL_NO_EC) \
+	&& !defined(OPENSSL_NO_ECDH) \
+	&& !defined(OPENSSL_NO_ECDSA)
+# define HAVE_EC
+#endif
+
+#if defined(HAVE_EC)
+/* If OPENSSL_NO_EC is set, there will be an error in ec.h included from engine.h
+   So if EC is disabled, you can't use Engine either....
+*/
+#include <openssl/engine.h>
+#include <openssl/pem.h>
+
+
 static const char *test_engine_id = "MD5";
 static const char *test_engine_name = "MD5 test engine";
 
@@ -262,3 +275,5 @@ int pem_passwd_cb_fun(char *buf, int size, int rwflag, void *password)
         return 0;
     }
 }
+
+#endif
-- 
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