From 45904ae4548c848d053bea20e2f3e38189043c3a Mon Sep 17 00:00:00 2001
From: Rosen Penev <rosenp@gmail.com>
Date: Fri, 3 May 2019 23:37:10 -0700
Subject: [PATCH] Fix compilation without deprecated OpenSSL APIs (#1785)

Initialization is deprecated and causes compile errors with OpenSSL 1.1 when
deprecated APIs are disabled.
---
 src/libmeasurement_kit/net/libssl.hpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/libmeasurement_kit/net/libssl.hpp b/src/libmeasurement_kit/net/libssl.hpp
index eacee86ae..d1cecebbb 100644
--- a/src/libmeasurement_kit/net/libssl.hpp
+++ b/src/libmeasurement_kit/net/libssl.hpp
@@ -38,10 +38,12 @@ static inline void libssl_init_once(SharedPtr<Logger> logger) {
         static bool initialized = false;
         if (!initialized) {
             logger->debug2("initializing libssl once");
+#if OPENSSL_VERSION_NUMBER < 0x10100000L && !defined(LIBRESSL_VERSION_NUMBER)
             SSL_library_init();
             ERR_load_crypto_strings();
             SSL_load_error_strings();
             OpenSSL_add_all_algorithms();
+#endif
             initialized = true;
         }
     });