nishidy/cs.sh

## cs.sh
#!/bin/bash

if [ -z "$*" ]; then
    echo "cs [OPTIONS] DIR"
    echo "   ORDER BY OPTIONS:"
    echo "   -f : file count"
    echo "   -s : file size"
    echo "   -m : file modification time"
    echo "   -j : total size of files just under a directory"
    echo "   -a : total size of files all under a directory"
    echo "   -r : sort by ascending order (default is by descending order)"
    echo "   -h : show in human readable format"
    echo "   -nN : show the top N"
    exit 0
fi

topdir=$(pwd)
os=$(uname)
num=10

AWK_NOTHING='{ print $1,$2 }'

AWK_FILE_HUMAN='{
    if (1000*1000*1000<$1)
		printf("%d,%03d,%03d,%03d %s\n",$1/(1000*1000*1000),($1/(1000*1000))%1000,($1/1000)%1000,$1%1000,$2);
	else if (1000*1000<$1)
		printf("%d,%03d,%03d %s\n",$1/(1000*1000),($1/1000)%1000,$1%1000,$2);
	else if (1000<$1)
		printf("%d,%03d %s\n",$1/1000,$1%1000,$2);
	else
		printf("%d %s\n",$1,$2);
}'

AWK_SIZE_HUMAN='{
    if (1024*1024*1024<$1)
		printf("%5.1fGB %s\n", $1/(1024*1024*1024), $2);
	else if (1024*1024<$1)
		printf("%5.1fMB %s\n", $1/(1024*1024),$2);
	else if (1024<$1)
		printf("%5.1fKB %s\n", $1/1024, $2);
	else
		printf("%5.1fB %s\n", $1,$2);
}'

AWK_TIME_HUMAN='{ c=sprintf("date -r %s",$1); c | getline r; close(c); print r, $2;}'

for opt in $@;do
    case $opt in
        -f) ope=file;;
        -s) ope=size;;
        -m) ope=time;;
        -j) ope=just;;
        -a) ope=all;;
        -r) reverse=true;;
        -h) human=true;;
        -n*) num=${opt:2};;
        *) topdir=$opt;;
    esac
done

[[ $reverse = true ]] && sorto="-n" || sorto="-rn"

_IFS=$IFS
IFS=$'\n'
case $ope in
    file)
        [[ $human = true ]] && awkc="$AWK_FILE_HUMAN" || awkc="$AWK_NOTHING"
        for dir in $(find $topdir -type d | grep -vxF .); do
            echo "$(ls -1 $dir | wc -l) $dir"
        done | sort $sorto | head -n $num | awk $awkc
    ;;

    size)
        [[ $human = true ]] && awkc="$AWK_SIZE_HUMAN" || awkc="$AWK_NOTHING"
        [[ $reverse = true ]] && lso="-Slr" || lso="-Sl"
        for dir in $(find $topdir -type d | grep -vxF .); do
            #echo $dir >&2
            for file in $(ls $lso $dir | grep '^-' | awk '{print $NF}' | head -n $num); do
                if [ $os = "Darwin" ]; then
                    stat -f "%z %N" "$dir/$file"
                else
                    stat "$dir/$file" --format="%s %n"
                fi
            done
        done | grep -v "/$" | sort $sorto | head -n $num | awk $awkc
    ;;

    time)
        [[ $human = true ]] && awkc="$AWK_TIME_HUMAN" || awkc="$AWK_NOTHING"
        [[ $reverse = true ]] && lso="-tlr" || lso="-tl"
        for dir in $(find $topdir -type d | grep -vxF .); do
            for file in $(ls $lso $dir | grep '^-' | awk '{print $NF}' | head -n $num); do
                if [ $os = "Darwin" ]; then
                    stat -f "%m %N" "$dir/$file"
                else
                    stat "$dir/$file" --format="%Y %n"
                fi
            done
        done | grep -v "/$" | sort $sorto | head -n $num | awk $awkc
    ;;

    just)
        [[ $human = true ]] && awkc="$AWK_SIZE_HUMAN" || awkc="$AWK_NOTHING"
        for dir in $(find $topdir -type d | grep -vxF .); do
            s=0
            for i in $(ls -l $dir | grep '^-' | awk '{print $5}'); do
                s=$((i+s))
            done
            echo "$s $dir"
        done | sort $sorto | head -n $num | awk $awkc
    ;;

    all)
        [[ $human = true ]] && awkc="$AWK_SIZE_HUMAN" || awkc="$AWK_NOTHING"
        for dir in $(find $topdir -type d | grep -vxF .); do
            du -d0 -b $dir
        done | sort $sorto | head -n $num | awk $awkc
    ;;

    *)
    ;;

esac
IFS=$_IFS
	#!/bin/bash

	if [ -z "$*" ]; then
	echo "cs [OPTIONS] DIR"
	echo " ORDER BY OPTIONS:"
	echo " -f : file count"
	echo " -s : file size"
	echo " -m : file modification time"
	echo " -j : total size of files just under a directory"
	echo " -a : total size of files all under a directory"
	echo " -r : sort by ascending order (default is by descending order)"
	echo " -h : show in human readable format"
	echo " -nN : show the top N"
	exit 0
	fi

	topdir=$(pwd)
	os=$(uname)
	num=10

	AWK_NOTHING='{ print $1,$2 }'

	AWK_FILE_HUMAN='{
	if (100010001000<$1)
	printf("%d,%03d,%03d,%03d %s\n",$1/(100010001000),($1/(1000*1000))%1000,($1/1000)%1000,$1%1000,$2);
	else if (1000*1000<$1)
	printf("%d,%03d,%03d %s\n",$1/(1000*1000),($1/1000)%1000,$1%1000,$2);
	else if (1000<$1)
	printf("%d,%03d %s\n",$1/1000,$1%1000,$2);
	else
	printf("%d %s\n",$1,$2);
	}'

	AWK_SIZE_HUMAN='{
	if (102410241024<$1)
	printf("%5.1fGB %s\n", $1/(102410241024), $2);
	else if (1024*1024<$1)
	printf("%5.1fMB %s\n", $1/(1024*1024),$2);
	else if (1024<$1)
	printf("%5.1fKB %s\n", $1/1024, $2);
	else
	printf("%5.1fB %s\n", $1,$2);
	}'

	AWK_TIME_HUMAN='{ c=sprintf("date -r %s",$1); c \| getline r; close(c); print r, $2;}'

	for opt in $@;do
	case $opt in
	-f) ope=file;;
	-s) ope=size;;
	-m) ope=time;;
	-j) ope=just;;
	-a) ope=all;;
	-r) reverse=true;;
	-h) human=true;;
	-n*) num=${opt:2};;
	*) topdir=$opt;;
	esac
	done

	[[ $reverse = true ]] && sorto="-n" \|\| sorto="-rn"

	_IFS=$IFS
	IFS=$'\n'
	case $ope in
	file)
	[[ $human = true ]] && awkc="$AWK_FILE_HUMAN" \|\| awkc="$AWK_NOTHING"
	for dir in $(find $topdir -type d \| grep -vxF .); do
	echo "$(ls -1 $dir \| wc -l) $dir"
	done \| sort $sorto \| head -n $num \| awk $awkc
	;;

	size)
	[[ $human = true ]] && awkc="$AWK_SIZE_HUMAN" \|\| awkc="$AWK_NOTHING"
	[[ $reverse = true ]] && lso="-Slr" \|\| lso="-Sl"
	for dir in $(find $topdir -type d \| grep -vxF .); do
	#echo $dir >&2
	for file in $(ls $lso $dir \| grep '^-' \| awk '{print $NF}' \| head -n $num); do
	if [ $os = "Darwin" ]; then
	stat -f "%z %N" "$dir/$file"
	else
	stat "$dir/$file" --format="%s %n"
	fi
	done
	done \| grep -v "/$" \| sort $sorto \| head -n $num \| awk $awkc
	;;

	time)
	[[ $human = true ]] && awkc="$AWK_TIME_HUMAN" \|\| awkc="$AWK_NOTHING"
	[[ $reverse = true ]] && lso="-tlr" \|\| lso="-tl"
	for dir in $(find $topdir -type d \| grep -vxF .); do
	for file in $(ls $lso $dir \| grep '^-' \| awk '{print $NF}' \| head -n $num); do
	if [ $os = "Darwin" ]; then
	stat -f "%m %N" "$dir/$file"
	else
	stat "$dir/$file" --format="%Y %n"
	fi
	done
	done \| grep -v "/$" \| sort $sorto \| head -n $num \| awk $awkc
	;;

	just)
	[[ $human = true ]] && awkc="$AWK_SIZE_HUMAN" \|\| awkc="$AWK_NOTHING"
	for dir in $(find $topdir -type d \| grep -vxF .); do
	s=0
	for i in $(ls -l $dir \| grep '^-' \| awk '{print $5}'); do
	s=$((i+s))
	done
	echo "$s $dir"
	done \| sort $sorto \| head -n $num \| awk $awkc
	;;

	all)
	[[ $human = true ]] && awkc="$AWK_SIZE_HUMAN" \|\| awkc="$AWK_NOTHING"
	for dir in $(find $topdir -type d \| grep -vxF .); do
	du -d0 -b $dir
	done \| sort $sorto \| head -n $num \| awk $awkc
	;;

	*)
	;;

	esac
	IFS=$_IFS