* Patrick Smith <patsmith [ at ] pobox [ dot ] com> [050818 01:22]:
> I don't claim to be a guru, but here's one attempt...
>
> function least() {
> if [ -n "$*" ]; then
cool.
> cat "$@" | least
I specifically did not use quotes around the $@ passed to cat so that
least would work with multiple arguments. Will an unquoted $@ cause me
problems when filenames contains spcaes?
> return $?
> fi
>
> case "$LINES" in
> '') LINES=20 ;;
> *[^0-9]*) LINES=20 ;;
> esac
no arguments there.
> start="$(head -$(($LINES + 1)))"
IIRC, newer versions of 'head' don't support -<cont> so -n<count> is
required.
> if [ $(printf "%s" "$start" | wc -l) -le $LINES ]; then
> printf "%s" "$start"
> else
> ( printf "%s" "%start"; cat; ) | $PAGER
> fi
> }
Thanks, you've given me some ideas.
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