Re: Working script won't work in rc.local

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On Mon, 2008-02-18 at 09:55 -0800, Barry Yu wrote:
> 
> 
> "Mikkel L. Ellertson" <mikkel@xxxxxxxxxxxxxxxx> wrote:
>         Barry Yu wrote:
>         > 
>         > 
>         > */Barry Yu /* wrote:
>         > 
>         > 
>         > 
>         > */Paul Lemmons /* wrote:
>         > 
>         > ------- Original Message --------
>         > Subject: Working script won't work in rc.local
>         > From: Barry Yu
>         > To: Fedora list
>         > Date: 02/18/2008 09:10 AM
>         > > My working script won't work at startup when I inserted it
>         into
>         > > rc.local - It works perfectly in terminal when I manually
>         > execute it
>         > > there. Am I putting my script in wrong place and how can I
>         auto
>         > > execute it when starting up F8?
>         > > Thanks for helping
>         > >
>         > What is the first line of your script? Is it "#!/bin/bash"?
>         Is
>         > it marked
>         > as executable? Is there more information you can give as to
>         what is
>         > happening?
>         > -- 
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>         > 
>         > 
>         > Here is my rc.local file, my script is the last line;
>         > 
>         > #!/bin/sh
>         > #
>         > # This script will be executed *after* all the other init
>         scripts.
>         > # You can put your own initialization stuff in here if you
>         don't
>         > # want to do the full Sys V style init stuff.
>         > 
>         > touch /var/lock/subsys/local
>         > /home/Scripts/./dumon
>         > -- 
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>         > 
>         > 
>         > Below is the entire content of my script;
>         > 
>         > xrandr --output VGA --auto --output TMDS-1 --auto --right-of
>         VGA
>         > 
>         It looks like xrandr requires connecting to an X server. When
>         run 
>         from rc.local, it does not have one. This is one of the things
>         that 
>         can cause scripts that work fine when you are logged in to
>         fail when 
>         run in startup scripts or cron jobs. Another thing to watch
>         out for 
>         is that the environment is not the same when running from the
>         init 
>         scripts or a cron job.
>         
>         When you run the script from an xterm, DISPLAY is set, and you
>         have 
>         the proper authorization to connect to the X server.
>         
>         Mikkel
>         -- 
>         
>         Do not meddle in the affairs of dragons,
>         for thou art crunchy and taste good with Ketchup!
>         
>         -- 
>         fedora-list mailing list
>         fedora-list@xxxxxxxxxx
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> How can I achieve auto excute my dumon script when starting up F8?
> Now I put my script in /usr/bin/domon, and modified the re.local file
> like  below but still cannot execute the dumon script;
> 
> #!/bin/sh
> #
> # This script will be executed *after* all the other init scripts.
> # You can put your own initialization stuff in here if you don't
> # want to do the full Sys V style init stuff.
> 
> touch /var/lock/subsys/local
> /usr/bin/dumon
>  
> -- 
Does the xrandr command require that X is running?
If it does, there are ways to start it after X start.
I hav had problems running scripts that start with '#!/bin/sh' and the
solution was using '#!/bin/bash'

Henning Larsen

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