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Date:	Mon, 27 Oct 2014 15:09:11 +0100
From:	Corinna Vinschen <corinna-cygwin AT cygwin DOT com>
To:	cygwin AT cygwin DOT com
Subject:	Re: [ANNOUNCEMENT] TEST RELEASE: Cygwin 1.7.33-0.1
Message-ID:	<20141027140911.GA14398@calimero.vinschen.de>
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On Oct 27 16:34, Andrey Repin wrote:
> Greetings, Corinna Vinschen!
>=20
> >> >- In execve, when creating the Windows environment for the child proc=
ess,
> >> >   check if $PATH is empty.  If so, set $PATH to /bin for the child.
> >> >   Or, check if /bin is in $PATH, if not, add it.
> >> >
> >> >That would catch both problems, backward compatibility with Denis
> >> >scenario, as well as the PATH setting in postfix.
> >>=20
> >> OK for me. For postfix, the '$PATH is empty' check would be sufficient.
>=20
> > Thanks, I applied a patch to add the Windows version of /bin to the
> > Windows environment when spawning a new process.  Checking if $PATH
> > contains this dir is a bit awkward.  If it really turns out to be
> > necessary at one point, we can add it then.
>=20
> Wouldn't that increase the chance of triggering the bug of environment bl=
ock
> growing too big?

- If PATH is empty, starting any Cygwin process will fail.

- Adding a few bytes, ~40 in my case, shouldn't really matter.

- Cygwin is creating a UNICODE environment.  The call to CreateProcess
  has no size restriction when using a UNICODE environment.


Corinna

--=20
Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Maintainer                 cygwin AT cygwin DOT com
Red Hat

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