Andy Holt wrote: >> [mailto:centos-bounces at centos.org] On Behalf Of neubyr >> >> How do I pass xargs input one line at a time to subsequent command? >> For example I want to install rubygems by reading a text file as shown >> below, however the arguments are getting passed all at once to the >> 'gem install' command. I hace tried -L (max-lines) and -n (max args) >> options, but it didn't work. What's missing here?? Any help? >> >> $ cat gem.list.1 >> mkrf >> rake >> xmlparser >> >> $ awk '{ print $0 }' gem.list.1 | xargs -L 1 -0 -I name sudo >> gem install name >> ERROR: could not find gem mkrf >> rake >> xmlparser >> locally or in a repository <snip> Screw xargs. Read an awk tutorial, maybe. Learn your tools. awk '{name = $1; cmd = "sudo gem install " name; system( cmd);}' gem.list.1. mark "yes, I do do awk..."