--- libaitcfg/inc/aitcfg.h	2023/01/23 21:03:50	1.18.6.1
+++ libaitcfg/inc/aitcfg.h	2025/08/19 10:42:28	1.20.2.1
@@ -3,7 +3,7 @@
 *  by Michael Pounov <misho@openbsd-bg.org>
 *
 * $Author: misho $
-* $Id: aitcfg.h,v 1.18.6.1 2023/01/23 21:03:50 misho Exp $
+* $Id: aitcfg.h,v 1.20.2.1 2025/08/19 10:42:28 misho Exp $
 *
 **************************************************************************
 The ELWIX and AITNET software is distributed under the following
@@ -12,7 +12,7 @@ terms:
 All of the documentation and software included in the ELWIX and AITNET
 Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org>
 
-Copyright 2004 - 2023
+Copyright 2004 - 2025
 	by Michael Pounov <misho@elwix.org>.  All rights reserved.
 
 Redistribution and use in source and binary forms, with or without
@@ -74,6 +74,9 @@ typedef struct tagRC {
 #define CFG_ATTRIBUTE(x)	(assert((x)), AIT_GET_LIKE(&((struct tagCfg*) (x))->cfg_attr, const char*))
 #define CFG_VALUE(x)		(assert((x)), AIT_GET_LIKE(&((struct tagCfg*) (x))->cfg_val, const char*))
 
+#ifdef __cplusplus
+extern "C" {
+#endif
 
 // cfg_GetErrno() Get error code of last operation
 int cfg_GetErrno();
@@ -101,6 +104,13 @@ cfg_root_t *cfgInitConfig();
  */
 void cfgEndConfig(cfg_root_t **pcfg);
 /*
+ * cfgInitConfigExt() - Init existed config root
+ *
+ * @cfg = Config root
+ * return: NULL error or !=NULL inited config root
+ */
+cfg_root_t *cfgInitConfigExt(cfg_root_t * __restrict cfg);
+/*
  * cfgLoadConfig() - Load config from file
  *
  * @cfgName = Config filename
@@ -310,5 +320,8 @@ int cfg_unsetAttribute(cfg_root_t * __restrict cfg, co
 int cfg_loadAttribute(cfg_root_t * __restrict cfg, const char *csSec, 
 		const char *csAttr, ait_val_t * __restrict val, const char *csDefValue);
 
+#ifdef __cplusplus
+}
+#endif
 
 #endif