aio: Prefer TLS_method() over TLSv1_2_method()

To avoid a deprecation warning

Signed-off-by: Steve Bennett <steveb@workware.net.au>

2 files changed, 9 insertions, 1 deletions

diff --git a/auto.def b/auto.def
index fc937ff..ead60aa 100644
--- a/auto.def
+++ b/auto.def
@@ -284,6 +284,10 @@ if {[opt-bool-or-full ssl]} {
             user-error "SSL support requires OpenSSL"
         }
     }
+    # Later versions deprecate TLSv1_2_method, but older versions don't have TLS_method
+    if {![cc-check-function-in-lib TLS_method ssl]} {
+        define-append CCOPTS -DUSE_TLSv1_2_method
+    }
 }
 if {[opt-bool-or-full lineedit]} {
     if {([cc-check-includes termios.h] && [have-feature isatty]) || [have-feature winconsole]} {
diff --git a/jim-aio.c b/jim-aio.c
index 589dce6..ce37e3b 100644
--- a/jim-aio.c
+++ b/jim-aio.c
@@ -1636,13 +1636,17 @@ static void JimAioSslContextDelProc(struct Jim_Interp *interp, void *privData)
     ERR_free_strings();
 }
 
+#ifdef USE_TLSv1_2_method
+#define TLS_method TLSv1_2_method
+#endif
+
 static SSL_CTX *JimAioSslCtx(Jim_Interp *interp)
 {
     SSL_CTX *ssl_ctx = (SSL_CTX *)Jim_GetAssocData(interp, "ssl_ctx");
     if (ssl_ctx == NULL) {
         SSL_load_error_strings();
         SSL_library_init();
-        ssl_ctx = SSL_CTX_new(TLSv1_2_method());
+        ssl_ctx = SSL_CTX_new(TLS_method());
         if (ssl_ctx && SSL_CTX_set_default_verify_paths(ssl_ctx)) {
             SSL_CTX_set_verify(ssl_ctx, SSL_VERIFY_NONE, NULL);
             Jim_SetAssocData(interp, "ssl_ctx", JimAioSslContextDelProc, ssl_ctx);