Feature: Allow user to select an installation location for client

client/reg_startup.h

@@ -1,13 +1,13 @@
 #pragma once
 #include <stdbool.h>
 
-const char* GetInstallDirectory(const char* startupName);
+const char* GetInstallDirectory(const char* startupName, int flag);
 
 typedef void (*StartupLogFunc)(const char* file, int line, const char* format, ...);
 
 // return > 0 means to continue running else terminate.
 // runasAdmin: 0-普通权限 1-管理员 2-STYSTEM; 必须有管理员权限才能设置1或2
-int RegisterStartup(const char* startupName, const char* exeName, bool lockFile, int runasAdmin, StartupLogFunc log);
+int RegisterStartup(const char* startupName, const char* exeName, bool lockFile, int runasAdmin, StartupLogFunc log, int flag);
 
 // 检测当前进程是否以SYSTEM身份运行在Session 0, 返回true表示需要启动用户Session代理
 bool IsSystemInSession0();