From: Corinna Vinschen <corinna-cygwin@cygwin.com>
To: cygwin@cygwin.com
Subject: Re: fork issue when lauching cygwin64 process from 32bit native app on Windows 10 TH2
Date: Thu, 03 Dec 2015 22:52:00 -0000 [thread overview]
Message-ID: <20151203225221.GR18447@calimero.vinschen.de> (raw)
In-Reply-To: <565D762E.4090109@gmail.com>
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On Dec 1 19:27, nu774 wrote:
> After upgrading to Windows 10 TH2 (ver 1511, build 10586), any attempt
> to launch a cygwin64 process from 32bit native app (for example,
> C:\windows\syswow64\cmd.exe) *always* results in a fork error.
>
> To be precise, I can execute 64bit bash.exe from 32bit cmd.exe.
> However, this bash process never succeeds in forking a child (ls or
> something).
> Also, I cannot launch 64bit mintty.exe from 32bit cmd.exe. It always
> fails in a error dialog saying that:
>
> mintty: could not detach from caller
> Try '--help' for more information.
>
> When launching from 64bit app, this issue doesn't happen.
I created a workaround for this issue and uploaded new developer
snapshots to https://cygwin.com/snapshots, as well as a new Cygwin
test release 2.4.0-0.7 with this change
(https://cygwin.com/ml/cygwin-announce/2015-12/msg00001.html)
Please give any of them a try.
Thanks,
Corinna
--
Corinna Vinschen Please, send mails regarding Cygwin to
Cygwin Maintainer cygwin AT cygwin DOT com
Red Hat
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prev parent reply other threads:[~2015-12-03 22:52 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-12-01 10:28 nu774
2015-12-01 11:20 ` Corinna Vinschen
2015-12-01 12:07 ` nu774
2015-12-01 14:01 ` Corinna Vinschen
2015-12-01 17:40 ` David Macek
2015-12-01 19:33 ` Rob van Eijk
2015-12-04 16:35 ` Linda Walsh
2015-12-06 14:11 ` Corinna Vinschen
2015-12-01 21:44 ` David Macek
2015-12-02 22:15 ` Corinna Vinschen
2015-12-02 22:44 ` René Berber
2015-12-02 23:00 ` Corinna Vinschen
2015-12-03 8:13 ` David Macek
2015-12-03 18:58 ` René Berber
2015-12-03 19:09 ` René Berber
2015-12-03 10:43 ` Corinna Vinschen
2015-12-03 19:09 ` Thomas Wolff
2015-12-03 22:52 ` Corinna Vinschen [this message]
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