以前一度やっているが…
https://dev.mish.work/wordpress/2015/01/28/console-ap-reg-read/

class	CMy_App	:	public	CWinApp	{
public:
	void	SetRegistryKey_	(LPCTSTR key)	{	SetRegistryKey(key) ;	}
	} ;

//CWinApp	theApp ;
CMy_App		theApp ;

int	_tmain	(int argc,TCHAR* argv[])
{
	_tsetlocale(LC_ALL,_T("")) ;
	::reg_argv(argc,argv) ;
	{
		if (!AfxWinInit(::GetModuleHandle(NULL), NULL, ::GetCommandLine(), 0)) {
			std::terr << _T("Fatal Error: MFC initialization failed") << std::endl ;
			}
		theApp.SetRegistryKey_(Profile::GetRegKey_Base()) ;	//	レジストリを使用する
		}
	if (argc > 1) {
		for (int index=1 ; index<argc ; index++) {
			tstring	fold = argv[index] ;
			::test(fold) ;
			}
		}
	else {
		tstring	def_path = LPCTSTR(::PC_get_current_page()) ;
		tstring	fold = def_path ;
		while(true)	{
			fold = ::ask_folder(fold.c_str()) ;
			if (fold.empty())	{	break ;		}
			::test(fold) ;
			}
		}
	return	0 ;
	}