bug#23286: Unable to unlock xscreensaver in Xfce

[Albin <albin@fripost.org>]

[-- Attachment #1: Type: text/plain, Size: 948 bytes --]

Den Fri, 20 May 2016 20:42:09 +0200
skrev Re: bug#23286: Unable to unlock xscreensaver in Xfce:

> Errr. Oops. Better not do what I said previously (at least not
> permanently).
> 
> Danny said:
> > services (cons* (screen-locker-service xfce4-session "xflock4")  
> 
> Because of [1], that is maybe not the right fix (however, it should
> work).

Yes, it didn't work.  I got the same problem as before with an
automatic authentication failure.

> 
> Can you do
> 
>  $ cat $(which xflock4)
> 
> please?

Sure.  See the attached file.

Thanks

Albin

> 
> It seems to be a wrapper that just uses other tools to do the actual
> locking. Which ones?
> 
> It might be that it doesn't find xscreensaver-common but does find
> gnome-screensaver-command in your profile. Either way it's using
> something to lock the screen which then won't be able to unlock.
> 
> [1]
> https://unix.stackexchange.com/questions/101806/why-doesnt-my-screen-lock-in-xfce


[-- Attachment #2: cat-xflock4 --]
[-- Type: application/octet-stream, Size: 1536 bytes --]

#!/gnu/store/b1yqjimbdh5bf9jnizd4h7yf110744j2-bash-4.3.42/bin/sh
#
#  xfce4
#
#  Copyright (C) 1999, 2003 Olivier Fourdan (fourdan@xfce.org)
#  Copyright (C) 2011       Guido Berhoerster (guido+xfce.org@berhoerster.name)
#  Copyright (C) 2011       Jarno Suni (8@iki.fi)
#
#  This program is free software; you can redistribute it and/or modify
#  it under the terms of the GNU General Public License as published by
#  the Free Software Foundation; either version 2 of the License, or
#  (at your option) any later version.
#
#  This program is distributed in the hope that it will be useful,
#  but WITHOUT ANY WARRANTY; without even the implied warranty of
#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#  GNU General Public License for more details.
#
#  You should have received a copy of the GNU General Public License
#  along with this program; if not, write to the Free Software
#  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#

# Lock by xscreensaver or gnome-screensaver, if a respective daemon is running
for lock_cmd in \
    "xscreensaver-command -lock" \
    "gnome-screensaver-command --lock"
do
    $lock_cmd >/dev/null 2>&1 && exit
done

# else run another access locking utility, if installed
for lock_cmd in \
  "xlock -mode blank" \
  "slock"
  do
    set -- $lock_cmd
    if command -v -- $1 >/dev/null 2>&1; then
        $lock_cmd >/dev/null 2>&1 &
	# turn off display backlight:
	xset dpms force off
        exit
    fi
done

# else access locking failed
exit 1