Retrieving per-process environment block?
Corinna Vinschen
corinna-cygwin@cygwin.com
Wed Nov 30 12:36:00 GMT 2016
On Nov 30 11:48, Corinna Vinschen wrote:
> On Nov 30 10:15, Peter Rosin wrote:
> > On 2016-11-30 04:00, Eliot Moss wrote:
> > > On 11/29/2016 7:28 PM, Herbert Stocker wrote:
> > >
> > >> Or we simply copy the variables unconverted to the Windows environment
> > >> block, as the Windows env block is not used for anything else - up to
> > >> now it is not updated at all.
> > >
> > > Maybe we could stash them inside one large variable? Would that help
> > > at all? (It does demand a quoting convention, but since this is all
> > > internal stuff, that may not be too hard.)
> >
> > I believe this is a dead end. The Windows environment block has an
> > unacceptable size limit which is circumvented by the internal Cygwin
> > handling. Since this is about exposing said Cygwin environment, it
> > would simply not work for big environments.
>
> ACK
Uhm, sorry, not ACK, this is nonsense. The Windows env is not limited
to 32K characters, only the CreateProcess call is, unless you use the
option CREATE_UNICODE_ENVIRONMENT. In that case, you can pass bigger
envs. Cygwin uses it, too, when calling native Windows processes.
Corinna
--
Corinna Vinschen Please, send mails regarding Cygwin to
Cygwin Maintainer cygwin AT cygwin DOT com
Red Hat
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