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Date: Tue, 8 Jan 2002 10:50:06 -0500
From: Christopher Faylor <cgf AT redhat DOT com>
To: cygwin AT cygwin DOT com
Subject: Re: cygwin1.dll (file version 1003.6.0.0) dup problem with gcc
Message-ID: <20020108155006.GB22944@redhat.com>
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References: <718198F862F1D411B10F0002A50A4DB101A4F0FA AT e90wwce3 DOT dx DOT deere DOT com>
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On Tue, Jan 08, 2002 at 09:26:00AM -0600, Polley Christopher W wrote:
>I think I've found the cause of this.
>
>I'll summarize the problem, since this is an old thread: 
>when a Windows GUI IDE calls gcc or make, the process reports
>"fhandler_base::dup: dup(unknown disk file) failed, handle 0, Win32 error 6"
>and crashes.
>
>The problem seems to occur when the [non-cygwin] application calls the
>windows CreateProcess API function with one or more of the
>STARTUPINFO.hStdInput, .hStdOutput, or .hStdError handles set to NULL; and
>STARTF_USESTDHANDLES is set in StartupInfo.dwFlags.

This should be fixed in current snapshots.

cgf

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