Don't use gai_strerror if not available

Identical check to #745
stephane · Jul 16, 2024 · 087667a · 087667a
1 parent 10e33ec
commit 087667a
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/src/modbus-tcp.c b/src/modbus-tcp.c
@@ -407,7 +407,11 @@ static int _modbus_tcp_pi_connect(modbus_t *ctx)
  rc = getaddrinfo(ctx_tcp_pi->node, ctx_tcp_pi->service, &ai_hints, &ai_list);
  if (rc != 0) {
  if (ctx->debug) {
+#ifdef HAVE_GAI_STRERROR
  fprintf(stderr, "Error returned by getaddrinfo: %s\n", gai_strerror(rc));
+#else
+ fprintf(stderr, "Error returned by getaddrinfo: %d\n", rc);
+#endif
  }
  freeaddrinfo(ai_list);
  errno = ECONNREFUSED;
@@ -633,7 +637,11 @@ int modbus_tcp_pi_listen(modbus_t *ctx, int nb_connection)
  rc = getaddrinfo(node, service, &ai_hints, &ai_list);
  if (rc != 0) {
  if (ctx->debug) {
+#ifdef HAVE_GAI_STRERROR
  fprintf(stderr, "Error returned by getaddrinfo: %s\n", gai_strerror(rc));
+#else
+ fprintf(stderr, "Error returned by getaddrinfo: %d\n", rc);
+#endif
  }
  freeaddrinfo(ai_list);
  errno = ECONNREFUSED;