From: sos@prospect.com.ru (Sergey Okhapkin)
Subject: RE: Right way in Win32 to redirect child process stdout?
2 Oct 1998 11:41:34 -0700
Message-ID: <01BDEDE1.D57C9CA0.cygnus.gnu-win32@sos>
To: "gnu-win32@cygnus.com" <gnu-win32@cygnus.com>,
        "'Igor boukanov'"
	 <boukanov@fi.uib.no>

Igor boukanov wrote:
> HANDLE old = GetStdHandle(STD_OUTPUT_HANDLE);
> SetStdHandle(STD_OUTPUT_HANDLE, redirection_handle);
> CreateProcess(...);
> SetStdHandle(STD_OUTPUT_HANDLE, old);
> ..
>
> does not work in multithreading program because there is a chance that 
some thread will write to stdout between SetStdHandle and CreateProcess
> spoiling child output to redirection_handle.

> But maybe there is a truly robust way to do that?
>

Do not set stdout of parent, but set child's stdout to redirection_handle 
with StartupInfo structure passed to CreateProcess() call.

--
Sergey Okhapkin, http://www.lexa.ru/sos
Moscow, Russia


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