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#!/bin/sh
# _ _
# _ __ ___ ___ _ __ | |_| |__ ___
# | '_ ` _ \ / _ \| '_ \| __| '_ \/ __|
# | | | | | | (_) | | | | |_| | | \__ \
# |_| |_| |_|\___/|_| |_|\__|_| |_|___/
#
# Navigates through month calendars and exits with q
month=$(date +%m)
year=$(date +%Y)
cal -m $month $year
read -n 1 input
while [ "$input" != "q" ]
do
case $input in
l)
clear
month=$(($month%12+1))
if [ $month -eq 1 ]
then
year=$(($year+1))
fi
cal -m $month $year
read -n 1 input
;;
h)
clear
month=$(($(($month-1))%12))
if [ $month -eq 0 ]
then
month=12
year=$(($year-1))
fi
cal -m $month $year
read -n 1 input
;;
esac
done
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