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Re: [Patch]: NUL and other special names
On Thu, Jun 03, 2004 at 03:53:40PM -0400, David Fritz wrote:
>I don't how much you want to rely on undocumented features, but ntdll.dll
>exports a function called RtlIsDosDeviceName_U(). The WINE implementation
>has the following to say about it:
>
>
>/***********************************************************************
> * RtlIsDosDeviceName_U (NTDLL.@)
> *
> * Check if the given DOS path contains a DOS device name.
> *
> * Returns the length of the device name in the low word and its
> * position in the high word (both in bytes, not WCHARs), or 0 if no
> * device name is found.
> */
>ULONG WINAPI RtlIsDosDeviceName_U( PCWSTR dos_name )
THANK YOU! This is what I was vaguely remembering.
>Also, from the patch:
>
>/* COM and LPT must be followed by a single digit */
>
>The code in src/winsup/cygwin/devices.cc would seem to indicate that
>the number is not limited to a single digit.
I believe that whenever I try to limit COM to single digits someone
complains about their special board with 527 com ports or something.
cgf