diff options
Diffstat (limited to 'months.sh')
| -rwxr-xr-x | months.sh | 25 |
1 files changed, 12 insertions, 13 deletions
@@ -1,4 +1,4 @@ -#!/bin/sh +#!/bin/bash # _ _ # _ __ ___ ___ _ __ | |_| |__ ___ # | '_ ` _ \ / _ \| '_ \| __| '_ \/ __| @@ -9,33 +9,32 @@ month=$(date +%m) year=$(date +%Y) -cal -m $month $year -read -n 1 input +cal -m "$month" "$year" +read -rn 1 input while [ "$input" != "q" ] do case $input in l) clear - month=$(($month%12+1)) - if [ $month -eq 1 ] + month=$((month%12+1)) + if [ "$month" -eq 1 ] then - year=$(($year+1)) + year=$((year+1)) fi - cal -m $month $year - read -n 1 input ;; h) clear - month=$(($(($month-1))%12)) - if [ $month -eq 0 ] + month=$(($((month-1))%12)) + if [ "$month" -eq 0 ] then month=12 - year=$(($year-1)) + year=$((year-1)) fi - cal -m $month $year - read -n 1 input ;; esac + clear + cal -m "$month" "$year" + read -rn 1 input done |