"yum --partial" feature as a bash line

[seth vidal]

On Thu, 2005-12-15 at 22:42 +0100, Thomas M Steenholdt wrote:
> Wil Cooley wrote:
> > On Sun, 2005-12-11 at 12:24 +0100, cybernet at interia.pl wrote:
> > 
> >> # get a list of items
> >> # remove 4 lines from top  (tac/head/tac)
> >> # try to update one item at a time
> >> for k in `yum list updates | awk '{ print $1 }' | tac | head -n-4 | 
> >> tac`; do yum -y update
> >> $k; done
> > 
> > UUOTac?  Try "sed '1,4d'" instead of the tac|head|tac stuff.  Or better,
> > use an awk range to filter the output:
> > 
> > awk '/^Setting up/,/^Updated Packages/{next};{print $1}'
> > 
> > Although this might be better, because it could be used with '-e 0 -d 0'
> > consistently:
> > 
> > awk 'FNR==1,/^Updated Packages/ {next}; {print}'
> > 
> > Wil
> > 
> 
> The problem with any of these are that long package names gets mangled 
> in the yum output and i haven't found a place to tweak that.
> 

an EXCELLENT reason to never rely on screenscraping.

-sv