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#!/bin/bash
PRGNAME=$(basename $0)
usage() {
echo "usage: ${PRGNAME} (all|head|tail)"
}
what=${1}
if [[ -z ${what} ]]; then
usage
exit
fi
# set values for the positions of each column and the sortpositions
. vdr_set_values_for_recording_lists.sh
# crop vertically / lines
if [ "$what" == "head" ] ; then
LINEFILTER=" head -n ${LINES_PER_PAGE} |"
elif [ "$what" == "tail" ] ; then
LINEFILTER=" tail -n ${LINES_PER_PAGE} |"
else
LINEFILTER=""
fi
COMMAND="cat /dev/stdin | ${LINEFILTER} cut -b 1-${CHARS_PER_LINE}"
#echo "cmd: ${COMMAND}"
eval "${COMMAND}"
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