--- lbbs/include/common.h	2004/10/18 11:34:15	1.4
+++ lbbs/include/common.h	2025/04/30 09:18:19	1.16
@@ -1,9 +1,9 @@
 /***************************************************************************
-                          common.h  -  description
-                             -------------------
-    begin                : Mon Oct 18 2004
-    copyright            : (C) 2004 by Leaflet
-    email                : leaflet@leafok.com
+						  common.h  -  description
+							 -------------------
+	begin                : Mon Oct 18 2004
+	copyright            : (C) 2004 by Leaflet
+	email                : leaflet@leafok.com
  ***************************************************************************/
 
 /***************************************************************************
@@ -15,12 +15,46 @@
  *                                                                         *
  ***************************************************************************/
 
-#include <stdio.h>
-#include <time.h>
-#include <unistd.h>
-#include <sys/param.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <sys/socket.h>
+#ifndef _COMMON_H_
+#define _COMMON_H_
 
+#include <stddef.h>
+
+// Version
+extern char app_version[256];
+
+// Enviroment
 extern char app_home_dir[256];
+extern char app_temp_dir[256];
+
+// Network
+extern int socket_server;
+extern int socket_client;
+extern char hostaddr_server[50];
+extern char hostaddr_client[50];
+extern int port_server;
+extern int port_client;
+
+// Database
+extern char DB_host[256];
+extern char DB_username[50];
+extern char DB_password[50];
+extern char DB_database[50];
+extern char DB_timezone[50];
+
+// Signal
+#define SIG_RELOAD_MENU 0x22
+
+extern const char *str_space(char *string, int length);
+extern const char *get_time_str(char *string, size_t length);
+
+// Signal handler
+extern void reload_bbs_menu(int);
+extern void system_exit(int);
+extern void child_exit(int);
+
+// System
+extern int SYS_exit;
+extern int SYS_child_process_count;
+
+#endif //_COMMON_H_