From 234595df4a057fce60aaddc7194ee4f27ebeece6 Mon Sep 17 00:00:00 2001
From: Jonathon Hall <jonathon.hall@puri.sm>
Date: Tue, 6 Aug 2024 09:30:38 -0400
Subject: [PATCH] change-time: Infer value digits automatically

Infer digits from the length of the maximum value.

Signed-off-by: Jonathon Hall <jonathon.hall@puri.sm>
---
 initrd/bin/change-time | 19 +++++++++----------
 1 file changed, 9 insertions(+), 10 deletions(-)

diff --git a/initrd/bin/change-time b/initrd/bin/change-time
index 890b3c5d..f3568407 100755
--- a/initrd/bin/change-time
+++ b/initrd/bin/change-time
@@ -8,11 +8,10 @@ echo -e -n "You need to set the time according to the UTC/GMT timezone please ch
 
 
 get_date () {
-    local field_name min max digits
+    local field_name min max
     field_name="$1"
     min="$2"
     max="$3"
-    digits="$4"
     echo "Please insert $field_name (between $min-$max)"
     read -r value
     echo
@@ -25,21 +24,21 @@ get_date () {
         echo
     done
 
-    # Pad with zeroes to digits
-    value="$(printf "%0${digits}u" "$value")"
+    # Pad with zeroes to length of maximum value
+    value="$(printf "%0${#max}u" "$value")"
 }
 
-get_date "year" "2024" "2200" "4"
+get_date "year" "2024" "2200"
 year=$value
-get_date "month" "01" "12" "2"
+get_date "month" "01" "12"
 month=$value
-get_date "day" "01" "31" "2"
+get_date "day" "01" "31"
 day=$value
-get_date "hour" "00" "23" "2"
+get_date "hour" "00" "23"
 hour=$value
-get_date "minute" "00" "59" "2"
+get_date "minute" "00" "59"
 min=$value
-get_date "second" "00" "59" "2"
+get_date "second" "00" "59"
 sec=$value
 
 if ! date -s "$year-$month-$day $hour:$min:$sec" &>/dev/null; then