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Date: Mon, 30 Nov 2009 13:40:20 +0100
From: Corinna Vinschen <corinna-cygwin AT cygwin DOT com>
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Subject: Re: [ANNOUNCEMENT] [1.7] Updated: cygwin-1.7.0-67
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On Nov 30 07:31, Ken Brown wrote:
> On 11/30/2009 4:43 AM, Corinna Vinschen wrote:
> >On Nov 29 18:22, Robert Pendell wrote:
> >>On Sun, Nov 29, 2009 at 5:41 PM, Angelo Graziosi wrote:
> >>>Ken Brown wrote:
> >>>>I just confirmed this on my XP SP3 system. I initially got similar
> >>>>behavior to what Angelo and Robert reported, but it doesn't happen if I
> >>>>export TMPDIR=/tmp before running patch.
> >>>Indeed!
> >>>
> >>>On my system TMPDIR isn't defined by default; instead TMP and TEMP point to
> >>>$USERPROFILE/Temp. Setting TMP or TMPDIR to /tmp, works. Instead pointing
> >>>TEMP to /tmp does not, i.e. 'patch' creates foo.txt with '+'.
> >
> >That explains it all.  The original problem was that inheritable
> >permissions from the parent dirs were not inherited when creating files
> >in Cygwin.  That was a long-standing problem in Cygwin since it disabled
> >POSIX ACL default permissions to be inherited correctly.  Now that works
> >correct.  So Angelo's observation is actually good news, rather than yet
> >another bug.
> 
> Nevertheless, it's somewhat startling to see permissions change as a
> side effect of patching a file.  One simple way to prevent this is
> to unset TMP and TEMP in /etc/profile.  Is there any downside to
> doing this?  A search of the mailing list archives shows that the
> default /etc/profile used to do this.  I didn't dig long enough to
> find out why it changed.

Me neither.  This isn't a problem of the Cygwin DLL, that's my foremost
concern.  Packaging can be changed easily if necessary.


Corinna

-- 
Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Project Co-Leader          cygwin AT cygwin DOT com
Red Hat

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