yum update / install from file

Aaron Konstam akonstam at sbcglobal.net
Tue Oct 23 20:38:28 UTC 2007


On Tue, 2007-10-23 at 10:17 -0500, Mikkel L. Ellertson wrote:
> Aaron Konstam wrote:
> > On Tue, 2007-10-23 at 07:52 +0200, Joachim Backes wrote:
> >> Tony Crouch wrote:
> >>> Hi All, 
> >>> I was wondering if anyone knows whether its possible to update yum from
> >>> a file containing a list of packages (one per line).
> >>>
> >>> I have tried:
> >>>
> >>> yum -y install < file-name
> >> Better: yum -y install $(cat filename)
> >>
> >> makes from the lines of filename the options list (package list) for yum.
> >>
> >> Regards
> >>
> >> Joachim Backes
> >>
> > Will yum handle the lf chars in the file filename? I don't think so.
> > 
> I think it is more a matter of how the shell handles them, isn't it?
> The $(cat filename) will be expanded by the shell. I believe the
> shell will pass them to the program just like they were space
> separated on the command line.
> 
> Mikkel
Evidently but it seems strange to me. cat filename certainly includes lf
chars.
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Aaron Konstam telephone: (210) 656-0355 e-mail: akonstam at sbcglobal.net




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