Quoth Chad Perrin on Thursday, 28 October 2010: > On Thu, Oct 28, 2010 at 08:11:48AM -0700, Chip Camden wrote: > > > > Here's a way to do what you're wanting to do. Unfortunately, it isn't a > > generalized, single construct: > > > > #!/bin/sh > > if [ $# -ge 1 ];then > > exec cat $@ | $0 > > exit > > fi > > > > while read data; do > > echo $data > > done > > > > My lame attempts to generalize the first paragraph into an alias, > > function, or shell script have met with disappointment. > > I was hoping for a generalized, simple idiom for this, rather than > needing to implement it myself, for demonstration purposes (and for easy > reuse later, of course). Your solution does not exactly fit my > preferences for simplicity, but I might include it in an article I'm > writing anyway. It's simple and readable enough that it should not > clutter up the article much. > > I tested it for some simple use cases, and it works well. Thanks for > saving me a little trouble. > > -- > Chad Perrin [ original content licensed OWL: http://owl.apotheon.org ]
You're most welcome. Perhaps someone with more sh fu can transform the 'if' paragraph into a one-liner at least. When I tried to do so, I got an unexpected ; error. -- Sterling (Chip) Camden | [email protected] | 2048D/3A978E4F http://camdensoftware.com | http://chipstips.com | http://chipsquips.com
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