2 # Copyright (C) 2014 Ian Kelling
4 # Licensed under the Apache License, Version 2.0 (the "License");
5 # you may not use this file except in compliance with the License.
6 # You may obtain a copy of the License at
8 # http://www.apache.org/licenses/LICENSE-2.0
10 # Unless required by applicable law or agreed to in writing, software
11 # distributed under the License is distributed on an "AS IS" BASIS,
12 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 # See the License for the specific language governing permissions and
14 # limitations under the License.
17 # ls -lA with enhanced output
19 # omited acl type specifier
20 # better hard link count: number of subdirectories or number of linked files or omitted if 0
21 # better human readable size
22 # more natural date/time format for my American raised eyes
23 # remove first line size summary
25 local x y perm line binls sizePadding middle
tail size \
26 max_hl_digits hardlinks initial_space hardlink_spacing
31 # there's no way to tell if ls uses the acl specifier unless we loop over the data twice
32 # the 11th char is either
33 # . for selinux context
34 # + for any other kind of acl
35 # or blank for no other kind of acl
36 # I don't want to see this generally.
38 # if we did want the first line, it would need to be stripped of non-printing chars:
39 #line=${line#$'\E[00m'}
40 # lines like "total 123M", we don't want
41 if [[ ! $line =~ ^total\
[0-9][^\
]*$
]]; then
43 [[ ! ${line:10:1} == " " ]] && aclchar
=true
45 # we also need to parse the hardlinks on the first pass, because for
46 # example ls could see the highest count as 11, and thus use 3
47 # places for hardlinks, " 10", but then we use 9 or 8 for a more
48 # useful count, and would then use 2 places. So we have to look
49 # through them all because we can't rely on the spacing that ls
52 initial_space
="${y%%[![:space:]]*}"
53 hardlinks
="${y#$initial_space}" # remove any initial spaces
54 hardlinks
="${hardlinks%%[[:space:]]*}" # remove everything beyond first word
55 # ignore the hardlinks that files/dirs always have
56 if [[ ${line:0:1} == d
]]; then
57 hardlinks
=$
(( hardlinks
- 2 ))
59 hardlinks
=$
(( hardlinks
- 1 ))
61 [[ $hardlinks == 0 ]] && hardlinks
=
62 if (( ${#hardlinks} > max_hl_digits
)); then
63 max_hl_digits
=${#hardlinks}
69 done< <( "$binls" -lAh --color=always
"--time-style=+%m-%d %Y
70 %m-%d %I:%M %P" "$@" )
72 hardlink_spacing
=$
((max_hl_digits
+ 1))
74 for index
in "${!lines[@]}"; do
76 hardlinks
=${hl[index]}
77 if ! [[ $line == [-dscbl][-r][-w][-xsS][-r][-w][-xsS][-r][-w][-xtT]* ]]; then
81 for (( x
=0; x
<=8; x
++ )); do
82 y
=${line:$(( -1*x + 9 )):1}
83 [[ $y == [tT
] ]] && perm
=$
(( perm
+ 512 ))
84 if [[ $y == [sS
] ]]; then
85 [[ $x == 3 ]] && perm
=$
(( perm
+ 1024 ))
86 [[ $x == 6 ]] && perm
=$
(( perm
+ 2048 ))
88 [[ $y != [-ST] ]] && perm
=$
(( perm
+ 2**x
))
96 size
=${middle#*[^ ]* *[^ ]* }
97 middle
=${middle%"$size"}
100 declare -i sizePadding
="${#size} - 1"
101 size
=( $size ) # remove spaces
104 printf "%s%4o%${hardlink_spacing}s%s%${sizePadding}s%s\n" \
105 "${line:0:1}" $perm "$hardlinks" " $middle" "$size" " $tail"