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Re: Proposed new feature: head --show-truncation
From: |
Stepan Kasal |
Subject: |
Re: Proposed new feature: head --show-truncation |
Date: |
Thu, 21 Aug 2003 11:25:35 +0200 |
User-agent: |
Mutt/1.2.5.1i |
Hello,
On Wed, Aug 20, 2003 at 09:23:08PM +0100, Ed Avis wrote:
> A reasonable argument against --show-truncation would be to
> demonstrate that it can be done with a trivial shell script wrapping
> head itself.
What about
n=2
cat ~/todo | (head /dev/null; sed $n'!b;n;s/.*/[[trunc]]/;q')
or
n=2
cat ~/todo |
while read l
do
n=`expr $n - 1`
if [ $n -lt 0 ]
then
echo '[[trunc]]'
break
fi
echo $l | head
done
;-)
I mean that trivial shell script which doesn't use "head" should also
count.
Stepan