notes/scripts/formatdir
2022-06-09 12:59:03 -07:00

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#!/bin/bash
# formatdir--Outputs a directory listing in a friendly and useful formatdir
# Note that you need to ensure "scriptbc" (Script #9) is in your current path
# because it's invoked within the script more than once.
scriptbc=$(which scriptbc)
# Function to format sizes in KB to KB, MB, or GB for more readable output
readablesize()
{
if [ $1 -ge 1048576 ] ; then
echo "$($scriptbc -p 2 $1 / 1048576)GB"
elif [ $1 -ge 1024 ] ; then
echo "$($scriptbc -p 2 $1 / 1024)MB"
else
echo "${1}KB"
fi
}
################
## MAIN CODE
if [ $# -gt 1 ] ; then
echo "Usage: $0 [dirname]" >&2
exit 1
elif [ $# -eq 1 ] ; then # Specified a directory other than the current one?
cd "$@" # Then let's change to that one.
if [ $? -ne 0 ] ; then # Or quit if the directory doesn't exist.
exit 1
fi
fi
for file in *
do
if [ -d "$file" ] ; then
size=$(ls "$file" | wc -l | sed 's/[^[:digit:]]//g')
if [ $size -eq 1 ] ; then
echo "$file ($size entry)|"
else
echo "$file ($size entries)|"
fi
else
size="$(ls -sk "$file" | awk '{print $1}')"
echo "$file ($(readablesize $size))"
fi
done | \
sed 's/ /^^^/g' | \
xargs -n 2
sed 's/\^\^\^/ /g' | \
awk -F\| '{ printf "%-39s %-39s\n", $1, $2 }'
exit 0