From e605469019f038a01f385ee65a886a2057fd24f8 Mon Sep 17 00:00:00 2001
From: Kazuki Yamaguchi <k@rhe.jp>
Date: Wed, 27 Apr 2016 13:43:58 +0900
Subject: ext/openssl: make ENGINE.cleanup no-op if using OpenSSL 1.1.0

---
 ext/openssl/ossl_engine.c | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'ext/openssl/ossl_engine.c')

diff --git a/ext/openssl/ossl_engine.c b/ext/openssl/ossl_engine.c
index 06c2867c2f..2553b30d8b 100644
--- a/ext/openssl/ossl_engine.c
+++ b/ext/openssl/ossl_engine.c
@@ -160,12 +160,16 @@ ossl_engine_s_load(int argc, VALUE *argv, VALUE klass)
  * It is only necessary to run cleanup when engines are loaded via
  * OpenSSL::Engine.load. However, running cleanup before exit is recommended.
  *
+ * If you are using OpenSSL 1.1.0 or newer, this method is no-op.
+ *
  * See also, https://www.openssl.org/docs/crypto/engine.html
  */
 static VALUE
 ossl_engine_s_cleanup(VALUE self)
 {
+#if defined(HAVE_ENGINE_CLEANUP)
     ENGINE_cleanup();
+#endif
     return Qnil;
 }
 
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