X2Go Bug report logs - #585
Clipboard handling with XFIXES broken

version graph

Package: nx-libs; Maintainer for nx-libs is X2Go Developers <x2go-dev@lists.x2go.org>;

Reported by: Ulrich Sibiller <u.sibiller@science-computing.de>

Date: Wed, 27 Aug 2014 21:35:01 UTC

Severity: normal

Tags: patch, pending

Found in version 3.5.0-27

Fixed in version 2:3.5.0.28

Done: Mike Gabriel <mike.gabriel@das-netzwerkteam.de>

Bug is archived. No further changes may be made.

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Subject: Bug#585: [X2Go-Dev] Bug#585: Fix
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From: Mike Gabriel <mike.gabriel@das-netzwerkteam.de>
To: Ulrich Sibiller <uli42@gmx.de>, 585@bugs.x2go.org
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Control: tag -1 patch


Hi Uli,

On  Di 04 Nov 2014 23:51:35 CET, Ulrich Sibiller wrote:

> Without XFIXES the client calls GetSelectionOwner() before every paste
> operation and therefor always knows the current selection owner.
>
> With XFIXES some clients rely solely on the
> XFixesSelectSelectionInput/XFixesSelectionNotify mechanism. But they
> never receive any notifications because the nxagent does not register
> at the real X server to receive those notifications itself and so
> never gets anything to forward to the clients. A client assuming it
> will get informed about owner changes skips the GetSelectionOwner()
> call. So it never knows that the selection owner has changed and
> refers to what it thinks the current owner is (itself).
>
> Attached is a fix for this bug. nxagent calls
> XFixesSelectSelectionInput for all its selections (t.i. CLIPBOARD and
> PRIMARY, _not_ SECONDARY) now. It (still) does not check the return
> code but the original code registering only CLIPBOARD did neither...
>
> This is a complete patch generated by git format-patch after using
> (d)quilt as documented in the wiki.
>
> As I did not find any hints of what patch number to choose I took 207
> to put it as close as possible to other clipboard related patches.
> Feel free to change that...
>
>
> Uli

Cool! The patch looks good. Even the integration in the quilt based  
patching mechanism we use with nx-libs.

I will apply your patch and run a test build in a minute.

Mike

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