Re: noacl functionality for MS-DOS destination paths?

["Larry Hall (Cygwin)" <reply-to-list-only-lh at cygwin dot com>]

Lawrence Mayer wrote:
> > On Dec 18 20:53, Lawrence Mayer wrote:
> > > Is there any way to get noacl functionality when using MS-DOS 
> > > destination
> > > paths?
> > >
> > > My etc/fstab file (below) applies noacl for UNIX destination paths e.g.
> > >
> > > C:\cygwin\bin\mkdir.exe /c/foo
> > >
> > > creates directory C:\foo with NTFS default permissions inherited from
> > > parent directory C:\ (the same as DOS mkdir C:\foo would do).
> > >
> > > But an MS-DOS destination path, e.g.
> > >
> > > C:\cygwin\bin\mkdir.exe C:\foo
> > >
> > > causes Cygwin to ignore noacl in etc/fstab and create C:\foo with
> > > POSIX-like permissions (non-NTFS default and not inherited from parent
> > > directory C:\).
> > >
> > > According to http://cygwin.com/1.7/cygwin-ug-net.html#mount-table
> > >
> > > "Otherwise, the handling of MS-DOS filenames bypasses the mount table"
> > >
> > > But if Cygwin 1.7 bypasses etc/fstab for MS-DOS filenames and no longer
> > > supports the nontsec option, I'm stuck.
> > >
> > > When using MS-DOS destination paths in Cygwin 1.7, is there any way 
> > > to get
> > > noacl functionality - i.e. where Cygwin creates objects with NTFS 
> > > default
> > > permissions inherited from their parent directory rather than POSIX-like
> > > permissions?
> > >
> > > If not, are there any plans to add such functionality to Cygwin 1.7?
>
>
> On 11:59, Corinna Vinschen wrote:
> > Not yet.  I'm reluctant to add a setting just for DOS paths.  What we
> > could do is to handle incoming DOS paths always in dumb Windows mode
> > (noacl,posix=0).  Given that they are not POSIX paths anyway, there's
> > probably not a lot of sense in treating them POSIXy.
> >
> >
> > Corinna
>
>
> Thanks so much for replying Corinna. I completely agree that always 
> handling DOS paths with noacl,posix=0 makes sense and is a substantial 
> improvement.
>
> I'm amazed how quickly you implemented this change into v1.7.0-36! 
> Thanks so much!
>
> Would you like any help updating the Cygwin User's Guide to reflect this 
> change? If so:
>
> (1) Should I submit a diff -u against
> http://cygwin.com/1.7/cygwin-ug-net.html?

Actually, it would be 
<http://cygwin.com/cgi-bin/cvsweb.cgi/src/winsup/doc/pathnames.sgml?rev=1.27&content-type=text/x-cvsweb-markup&cvsroot=src>

The UG is a collection of SGML files that get cobbled together by other
tools.

> (2) Should I send the diff to cygwin-patches@cygwin.com?

1 out of 2 ain't bad. ;-)  Yes, that's the right place.  Take a look at
other patch submissions there to get an idea of what is needed.

Thanks,

--
Larry Hall                              http://www.rfk.com
RFK Partners, Inc.                      (508) 893-9779 - RFK Office
216 Dalton Rd.                          (508) 893-9889 - FAX
Holliston, MA 01746

_____________________________________________________________________

A: Yes.
> Q: Are you sure?
>> A: Because it reverses the logical flow of conversation.
>>> Q: Why is top posting annoying in email?

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