From 4519ea568d035512baaba1bb2094b056cbdae4c4 Mon Sep 17 00:00:00 2001
From: cpq <valenok@gmail.com>
Date: Thu, 17 Dec 2020 12:12:46 +0000
Subject: [PATCH] Add conditional for SSL_use_certificate_chain_file()

---
 mongoose.c | 2 ++
 src/tls.c  | 2 ++
 2 files changed, 4 insertions(+)

diff --git a/mongoose.c b/mongoose.c
index 3996652a..5f59a03e 100644
--- a/mongoose.c
+++ b/mongoose.c
@@ -3202,10 +3202,12 @@ int mg_tls_init(struct mg_connection *c, struct mg_tls_opts *opts) {
     } else if ((rc = SSL_use_PrivateKey_file(tls->ssl, key, 1)) != 1) {
       mg_error(c, "Invalid SSL key, err %d", mg_tls_err(tls, rc));
       goto fail;
+#if OPENSSL_VERSION_NUMBER > 0x10002000L
     } else if ((rc = SSL_use_certificate_chain_file(tls->ssl, opts->cert)) !=
                1) {
       mg_error(c, "Invalid CA, err %d", mg_tls_err(tls, rc));
       goto fail;
+#endif
     } else {
       SSL_set_mode(tls->ssl, SSL_MODE_ACCEPT_MOVING_WRITE_BUFFER);
 #if OPENSSL_VERSION_NUMBER > 0x10002000L
diff --git a/src/tls.c b/src/tls.c
index bf1d0992..25814bf0 100644
--- a/src/tls.c
+++ b/src/tls.c
@@ -235,10 +235,12 @@ int mg_tls_init(struct mg_connection *c, struct mg_tls_opts *opts) {
     } else if ((rc = SSL_use_PrivateKey_file(tls->ssl, key, 1)) != 1) {
       mg_error(c, "Invalid SSL key, err %d", mg_tls_err(tls, rc));
       goto fail;
+#if OPENSSL_VERSION_NUMBER > 0x10002000L
     } else if ((rc = SSL_use_certificate_chain_file(tls->ssl, opts->cert)) !=
                1) {
       mg_error(c, "Invalid CA, err %d", mg_tls_err(tls, rc));
       goto fail;
+#endif
     } else {
       SSL_set_mode(tls->ssl, SSL_MODE_ACCEPT_MOVING_WRITE_BUFFER);
 #if OPENSSL_VERSION_NUMBER > 0x10002000L