Re: cron & cannot open display

[David selby <debian@pusspaws.net>]

Elie De Brauwer wrote:

> On Sunday 20 July 2003 12:17, David selby wrote:
>  
>
> > Hello
> >
> > I have been trying to get cron to execute programs at set times,
> > As a test I am trying to execute dillo (loads fast!) I setup cron as
> > user testbed to execute dillo every five mins,
> > I get the following ......
> >
> > From testbed@debian Sun Jul 20 11:10:01 2003
> > Return-path: <testbed@debian>
> > Envelope-to: testbed@debian
> > Received: from testbed by debian with local (Exim 3.35 #1 (Debian))
> >
> >        for <testbed@debian>; Sun, 20 Jul 2003 11:10:01 +0100
> > From: root@debian (Cron Daemon)
> > To: testbed@debian
> > Subject: Cron <testbed@debian> /usr/X11R6/bin/dillo
> > X-Cron-Env: <SHELL=/bin/sh>
> > X-Cron-Env: <HOME=/home/testbed>
> > X-Cron-Env: <PATH=/usr/bin:/bin>
> > X-Cron-Env: <LOGNAME=testbed>
> > Message-Id: <E19eB8j-0000ZK-00@debian>
> > Sender: CronDaemon <testbed@debian>
> > Date: Sun, 20 Jul 2003 11:10:01 +0100
> >
> > Setting locale to C
> >
> > Gtk-WARNING **: cannot open display:
> >
> > OK so i know its something to do with $DISPLAY, I tried setting
> > DISPLAY=:0.0 in a shell then execute dillo, no go ...
> >
> > I know cron works AOK on non x programs
> >
> > Can anyone advise ?
> >
> > Dave
> >    
>
> Normally an x program should obey to the -display flag for example if you 
> switch to console, login as root and type
> xterm -display :0
> A root xterm should appear on you X display. I've tried it with dillo here but 
> dillo just ignores the flag (not implemented yet ?). So try it with a more 
> basic X application like xterm, xclock, xbill ;) ... those should work when 
> you specify the -display flag but first test it from console to verify it 
> works.
>
>
> hth
> Elie De Brauwer 
>
>
>  
Many thanks, seems to work on simpler apps, not so on the big ones, ie 
mozilla ...
Dave