trace: condition out engine related tracing

Reviewed-by: NRichard Levitte <levitte@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/12226)

crypto/trace.c

@@ -126,8 +126,10 @@ static const struct trace_category_st trace_categories[] = {
     TRACE_CATEGORY_(TLS),
     TRACE_CATEGORY_(TLS_CIPHER),
     TRACE_CATEGORY_(CONF),
+#ifndef OPENSSL_NO_ENGINE
     TRACE_CATEGORY_(ENGINE_TABLE),
     TRACE_CATEGORY_(ENGINE_REF_COUNT),
+#endif
     TRACE_CATEGORY_(PKCS5V2),
     TRACE_CATEGORY_(PKCS12_KEYGEN),
     TRACE_CATEGORY_(PKCS12_DECRYPT),

include/openssl/trace.h

@@ -42,8 +42,10 @@ extern "C" {
 # define OSSL_TRACE_CATEGORY_TLS                 3
 # define OSSL_TRACE_CATEGORY_TLS_CIPHER          4
 # define OSSL_TRACE_CATEGORY_CONF                5
-# define OSSL_TRACE_CATEGORY_ENGINE_TABLE        6
-# define OSSL_TRACE_CATEGORY_ENGINE_REF_COUNT    7
+# ifndef OPENSSL_NO_ENGINE
+#  define OSSL_TRACE_CATEGORY_ENGINE_TABLE       6
+#  define OSSL_TRACE_CATEGORY_ENGINE_REF_COUNT   7
+# endif
 # define OSSL_TRACE_CATEGORY_PKCS5V2             8
 # define OSSL_TRACE_CATEGORY_PKCS12_KEYGEN       9
 # define OSSL_TRACE_CATEGORY_PKCS12_DECRYPT     10