#/bin/sh
#########################################################
# Obtenir sur stdout la taille de l'arborescence courante
# Elucubre le 17/11/2002
# Modif du 26/02/2006-22/06/2006
# Modif du 13/10/2016 correction traitement ls -Rl
#
#########################################################
REP=$1
echo $REP | awk '
	BEGIN {}
	{ 
	printf "%-20.20s => Dirs : ", $1
	}

	END {} ' 

ls -Rl $REP 2>/dev/null | grep ^[-d] | awk '
	BEGIN	{  
		FS = " "
		fichiers = 0
		repertoires = 0
		gros_size = 0
		gros_name = "" 
		}
		{
		if ( index ( $0, "-" ) == 1 )
		  { 
		    fichiers ++
		    s = s + $5
		    if ( gros_size < $5 )
		     {
                       gros_size = $5
                       gros_name = $9 $10 $11 $12
                     }

		  }
		if ( index ( $0, "d" ) == 1 )
		  { repertoires ++}

		} 
		
	END {	printf "%5d Files : %6d", repertoires, fichiers 
		MEG=1024*1024
		GIG=MEG*1024
		if ( s>GIG )
		{ 	s=s/GIG
			unit="Go ** <=="}
		if ( s>MEG )
		{	s=s/MEG
			unit="Mo"}
		if ( s>1000 )
		{	s=s/1000
			unit="ko"}
		printf " Size = %7.3g %2s -", s, unit
		printf "\n\tNom = %-10s \t Taille = %12d", gros_name, gros_size
		}'
echo ""