leejd:
【技术贴】如何在程序中设置windows的环境变量?
[阅读: 641] 2007-03-20 08:30:57
putenv不行,EnvironmentVariable只能针对当前进程的
除了
修改HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\SessionManager\Environment
然后
SendMessage(HWND_BROADCAST,WM_SETTINGCHANG,0,(LPARAM)TEXT("Environment"));