[vdr] Re: Starting VDR with given channel number

[Beppe <vdr@beep.mine.nu>]

Ulrich Petri wrote:
> Christian Jacobsen wrote:
>
> > Hallo,
> >
> >
> > > One feature wish (or one more who has not read manuals):
> > >
> > > It would be nice to be possible to give a channel number as 
> > paramater,
> >
> > > when starting vdr.
> > Use something like this :
> >
> > sed 's/CurrentChannel = */CurrentChannel = 4/' \
> > /video.developement/setup.conf >/video/setup.conf.NEW
> > mv -f /video/setup.conf.NEW /video/setup.conf
> >
> > Sets the start chanel to 4 !
> >
> > Untested - so please don't hit me if it does not work ;)
>
> *pulling out the big bat* ;)
>  
> > I am not sure if "*" works as I have not tried it before. 
> > Otherwise you will
> > have to find the current setting in setup.conf or use something else.
>
> since 'sed' uses regular rexpressions you have to use ".*" rather than
> "*"
>
> For greater robustness:
>
> cat /path/to/config/setup.conf |\
>  sed "s/^CurrentChannel = .*$/CurrentChannel = 4/" \
>  > /path/to/config/setup.conf.new
> mv -f /path/to/config/setup.conf.new  \
>   /path/to/config/setup.conf
>
> Ciao UloPe
And if you have perl you can do

perl -pi -e "^CurrentChannel = .*$/CurrentChannel = 4/" \ 
/path/to/config/setup.conf

no need to cat | sed && mv

:Beppe



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