[Yum] install progress without tty

[seth vidal]

On Thu, 2006-05-04 at 22:22 +0200, Erich Focht wrote:
> Hi there,
> 
> for the next version of the OSCAR cluster stack I've introduced yum as smart
> package manager. It fulfills a lot of tasks and is a huge progress towards our
> previous method of installation. Because building a cluster node image takes
> pretty long, we need some sort of progress output from yum. Unfortunately this
> is inhibited when yum output is not a tty (eg. a pipe).
> 
> Would you mind adding the attached patch? When the output is to a tty it
> works as before. When the output is redirected only the 100% message is
> printed once per installed rpm.
> 

Yah,  that doesn't seem too crazy.

-sv