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From: Jon TURNEY <>
Subject: Re: 64-bit Clipboard troubles
Date: Fri, 21 Jun 2013 12:33:00 -0000	[thread overview]
Message-ID: <> (raw)
In-Reply-To: <>

On 10/06/2013 22:39, David Stacey wrote:
> On 10/06/13 14:30, Jon TURNEY wrote:
>> On 09/06/2013 19:59, David Stacey wrote:
>>> >I am trying to package keepassx for 64-bit Cygwin, and have noticed a
>>> >difference between the way the clipboard functions under 32-bit and 64-bit
>>> >Cygwin/X. Essentially, keepassx is an encrypted password database that
>>> >copies your username and password to the clipboard. Then, you can paste
>>> >these into a web site (say) to log in.
>>> >
>>> >When I run keepassx (both 32-bit and 64-bit builds) using the 32-bit
>>> >version of XWin, keepassx copies the username and password to the
>>> >clipboard, and these can be pasted into a native Windows web browser (e.g.
>>> >Firefox). However, when I run keepassx (again, both 32-bit and 64-bit
>>> >builds) using the 64-bit version of XWin, the procedure breaks: I instruct
>>> >keepassx to copy to the clipboard, but when I paste in the web browser, no
>>> >text is pasted.
>> Sorry, integration between the native and X clipboards is broken in 64-bit
>> XWin.
>> Unfortunately, this is rather complex to fix and I haven't found the time to
>> do so yet.
> Thank you for your reply. I've sent an RFU for keepassx along with a link to
> your reply. If and when you tie the two clipboards together, keepassx should
> just start working - there shouldn't be a need to rebuild it, but I'll do that
> if necessary.

This should be working as of xserver 1.14.1-2.  Please test if you can and let
me know if there are any problems.

On 10/06/2013 14:30, Jon TURNEY wrote:
>> I mentioned that my testcase programme doesn't quite work as I intended:
>> > writing to the clipboard using Qt4 and reading it back by reading
>> > /dev/clipboard fails when using both 32-bit and 64-bit XWin. I don't
>> > understand why, but this is probably down to my own limited understanding
>> > of the clipboard in X.
> Thanks for writing this useful testcase.
> From a brief glance, the test looks well formed, so I'll also try to take a
> look at why test 2 always fails, I guess this indicates some bug in the
> clipboard integration.

Looking again, I think maybe that the problem with test 2 is that it's
necessary for Qt's main event loop to be running for pastes from the X
clipboard to work.

Volunteer Cygwin/X X Server maintainer

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  reply	other threads:[~2013-06-21 12:33 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-06-09 18:59 David Stacey
2013-06-10 13:30 ` Jon TURNEY
2013-06-10 21:39   ` David Stacey
2013-06-21 12:33     ` Jon TURNEY [this message]
2013-06-21 18:02       ` David Stacey
2013-09-22  2:39       ` Clipboard periodically breaks Matt D.
2013-09-22  3:11         ` Matt D.
     [not found]         ` <>
2013-09-27  0:35           ` Matt D.
2013-10-21 14:46             ` Reinier Post
2013-10-21 22:37               ` Matt D.
2013-11-21 17:51               ` Jon TURNEY

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