address@hidden: Re: special-bits (Re: coreutils-6.9.90 fail 1/84 (help-version) on i386-apple-darwin9.1.0)]

[Elias Pipping]

Forwarding this because I took it off-list by accident.

----- Forwarded message from Elias Pipping <address@hidden> -----

From: Elias Pipping <address@hidden>
Date: Tue, 4 Dec 2007 08:46:42 +0100
To: Bob Proulx <address@hidden>
Subject: Re: special-bits (Re: coreutils-6.9.90 fail 1/84 (help-version) on
        i386-apple-darwin9.1.0)

On Mon, Dec 03, 2007 at 08:26:21PM -0700, Bob Proulx wrote:
> Elias Pipping wrote:
> 
> Here is the failure, the "good parts" version:
> 
> >  * special-bits
> > ++ : nobody
> > +++ id -u nobody
> > ++ coreutils_non_root_uid=4294967294
> > + touch a b c
> > + chmod u+sx,go= a
> > + chmod u=rwx,g=sx,o= b
> > + chmod a=r,ug+sx c
> > + chown nobody .
> > + chmod u=rwx,g=rx,o=rx .
> > + fail=0
> > + cp -p a a2
> > cp: `a': No such file or directory
> > + fail=1
> 
> The touch and chmod created a file and set the mode bits but then cp
> is complaining that it does not exist.  Can you run this set of
> commands?
> 
>   touch a
>   chmod u+sx,go= a
>   chown nobody .
>   chmod u=rwx,g=rx,o=rx .
>   cp -p a a2
>   ls -ld . a

  # touch a
  # chmod u+sx,go= a
  # chown nobody .
  # chmod u=rwx,g=rx,o=rx .
  # cp -p a a2
  cp: `a': No such file or directory
  # ls -ld . a
  drwxr-xr-x 5 nobody staff 11288 2007-12-04 08:43 .
  -rws------ 1 root   staff     0 2007-12-04 08:43 a

run as root, with PATH=${PWD}

  # cp --version
  cp (GNU coreutils) 6.9.90
  [ snip ]

> That should fail the same as the test case.  If it does then the ls
> should report what was actually created and the permission of the
> directory.  I expect to see something like this:
> 
>   drwxr-xr-x 2 nobody root 4096 2007-12-03 20:21 .
>   -rws------ 1 root   root    0 2007-12-03 20:21 a
> 
> In which case the "No such file or directory" error is very strange.
> The touch and chmod succeeded operating on the file but the cp failed
> to open it?
> 
> Bob

-- Elias



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