#!/bin/sh
#
# Format the output from "find -type f -ls"
#

usage()
{
    echo "usage: $(basename $0) [-d]" >&2
    exit 1
}

while getopts ":d" c
do
    case "$c" in
    d)      pdate=1;;
    :|'?')  usage;;
    esac
done
if [ $OPTIND -le $# ]; then usage; fi

nawk '
{
    size = $7; date = sprintf("%3s %2s %5s", $8, $9, $10)
    path = substr($0, index($0, date) + 13); gsub(/\\ /, " ", path)
    i = match(path, /\/[^\/]+$/)
    dir = substr(path, 1, i - 1); file = substr(path, i + 1)
    printf "%s\t%s\t%s\t%s\n", dir, file, size, date
}' | sort -f | nawk -v pdate=$pdate '
BEGIN { FS = "\t"; for (i = 0; i < 79; i++) hdrline = hdrline "-" }
{
    if ($1 != olddir) {
	if (notfirst)
	    printf "\n"
	printf "%s\n%s\n%s\n", hdrline, $1, hdrline
	olddir = $1; notfirst = 1
    }
    if (pdate)
	printf "%-54s  %9s  %s\n", $2, $3, $4
    else
    	printf "%-68s  %9s\n", $2, $3
}
END { printf "\n%d %s found.\n", NR, (NR == 1) ? "item" : "items" }'
.