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bug#30350: 27.0.50; Newest master can't run processes on macOS


From: Alan Third
Subject: bug#30350: 27.0.50; Newest master can't run processes on macOS
Date: Sun, 11 Feb 2018 21:15:11 +0000
User-agent: Mutt/1.9.3 (2018-01-21)

On Sun, Feb 11, 2018 at 04:01:18PM +0000, Philipp Stephani wrote:
> Alan Third <address@hidden> schrieb am Di., 6. Feb. 2018 um 23:44 Uhr:
> 
> > On Tue, Feb 06, 2018 at 10:07:52PM +0000, Philipp Stephani wrote:
> > > However, when I change "file" to "/usr/bin/true" in the names list, the
> > > issue happens again (i.e. lstat and faccessat succeed for
> > > "/usr/bin/true/."). So this does appear to be a macOS bug, but it's not
> > > consistently reproducible.
> >
> > Try setting the permissions of the test file to 500.
> >
> > It looks like if the file is only readable and executable, then the
> > problem occurs, but if it’s writable it goes away.
> >
> > That’s why we see it in places like /usr/bin where we don’t have write
> > permission, but can’t reproduce it in ~/ where we do.
> >
> >
> Hmm. Using the sequence {"file", "file/."} with a mode of 0777 in /tmp
> indeed triggers the wrong behavior for me.

Oh well. As you said, then: It’s inconsistent.
-- 
Alan Third





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