(coreutils.info)Concept index

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!

Connectives for test.

(line 23)

!=

String tests. (line 28)

%

Numeric expressions. (line 16)

%b

printf invocation. (line 37)

%q

printf invocation. (line 44)

&

Relations for expr. (line 17)

*

Numeric expressions. (line 16)

+

String expressions. (line 53)

+ <1>

Numeric expressions. (line 12)

+PAGE_RANGE

pr invocation. (line 39)

-

Numeric expressions. (line 12)

- <1>

env invocation. (line 102)

- and Unix rm

rm invocation. (line 113)

-, removing files beginning with

rm invocation. (line 101)

--

Common options. (line 43)

--across

pr invocation. (line 62)

--additional-suffix

split invocation. (line 134)

--address-radix

od invocation. (line 36)

--adjustment

nice invocation. (line 51)

--all

unexpand invocation. (line 51)

--all <1>

Which files are listed.

(line 13)

--all <2>

df invocation. (line 42)

--all <3>

du invocation. (line 32)

--all <4>

stty invocation. (line 26)

--all <5>

who invocation. (line 35)

--all <6>

nproc invocation. (line 20)

--all <7>

uname invocation. (line 30)

--all-repeated

uniq invocation. (line 69)

--almost-all

Which files are listed.

(line 17)

--apparent-size

du invocation. (line 35)

--append

tee invocation. (line 27)

--archive

cp invocation. (line 63)

--attributes-only

cp invocation. (line 72)

--author

What information is listed.

(line 10)

--auto-reference

Output formatting in ptx.

(line 45)

--backup

Backup options. (line 13)

--backup <1>

cp invocation. (line 79)

--backup <2>

install invocation. (line 41)

--backup <3>

mv invocation. (line 59)

--backup <4>

ln invocation. (line 82)

--batch-size

sort invocation. (line 262)

--before

tac invocation. (line 21)

--binary

md5sum invocation. (line 41)

--block-size

Block size. (line 121)

--block-size <1>

df invocation. (line 54)

--block-size <2>

du invocation. (line 52)

--block-size=SIZE

Block size. (line 12)

--body-numbering

nl invocation. (line 45)

--boot

who invocation. (line 39)

--bourne-shell

dircolors invocation.

(line 34)

--break-file

Input processing in ptx.

(line 8)

--buffer-size

sort invocation. (line 316)

--bytes

fold invocation. (line 23)

--bytes <1>

head invocation. (line 24)

--bytes <2>

tail invocation. (line 39)

--bytes <3>

split invocation. (line 41)

--bytes <4>

wc invocation. (line 43)

--bytes <5>

cut invocation. (line 26)

--bytes <6>

du invocation. (line 57)

--c-shell

dircolors invocation.

(line 40)

--canonicalize

readlink invocation. (line 31)

--canonicalize-existing

readlink invocation. (line 38)

--canonicalize-existing <1>

realpath invocation. (line 22)

--canonicalize-missing

readlink invocation. (line 45)

--canonicalize-missing <1>

realpath invocation. (line 30)

--changes

chown invocation. (line 73)

--changes <1>

chgrp invocation. (line 24)

--changes <2>

chmod invocation. (line 43)

--characters

cut invocation. (line 34)

--chars

wc invocation. (line 47)

--chdir

env invocation. (line 107)

--check

sort invocation. (line 39)

--check <1>

sort invocation. (line 47)

--check-chars

uniq invocation. (line 133)

--classify

General output formatting.

(line 46)

--color

General output formatting.

(line 22)

--columns

pr invocation. (line 49)

--compare

install invocation. (line 46)

--complement

cut invocation. (line 86)

--compute

runcon invocation. (line 32)

--context

What information is listed.

(line 255)

--context <1>

cp invocation. (line 384)

--context <2>

install invocation. (line 139)

--context <3>

mv invocation. (line 117)

--context <4>

mkdir invocation. (line 56)

--context <5>

mkfifo invocation. (line 28)

--context <6>

mknod invocation. (line 53)

--context <7>

id invocation. (line 51)

--count

uniq invocation. (line 55)

--count <1>

who invocation. (line 69)

--count-links

du invocation. (line 123)

--crown-margin

fmt invocation. (line 34)

--csh

dircolors invocation.

(line 40)

--data

sync invocation. (line 32)

--date

touch invocation. (line 56)

--date <1>

Options for date. (line 11)

--dead

who invocation. (line 43)

--debug

Options for date. (line 25)

--debug <1>

env invocation. (line 122)

--debug <2>

numfmt invocation. (line 29)

--decode

base64 invocation. (line 30)

--delimiter

cut invocation. (line 66)

--delimiter <1>

numfmt invocation. (line 34)

--delimiters

paste invocation. (line 61)

--dereference

Which files are listed.

(line 83)

--dereference <1>

cp invocation. (line 149)

--dereference <2>

chown invocation. (line 106)

--dereference <3>

chgrp invocation. (line 34)

--dereference <4>

du invocation. (line 117)

--dereference <5>

stat invocation. (line 22)

--dereference <6>

chcon invocation. (line 21)

--dereference-args

du invocation. (line 67)

--dereference-command-line

Which files are listed.

(line 36)

--dereference-command-line-symlink-to-dir

Which files are listed.

(line 41)

--dictionary-order

sort invocation. (line 87)

--digits

csplit invocation. (line 79)

--dir

rm invocation. (line 35)

--directory

Which files are listed.

(line 28)

--directory <1>

install invocation. (line 67)

--directory <2>

ln invocation. (line 88)

--directory <3>

mktemp invocation. (line 85)

--dired

What information is listed.

(line 16)

--double-space

pr invocation. (line 74)

--dry-run

mktemp invocation. (line 97)

--echo

shuf invocation. (line 19)

--elide-empty-files

split invocation. (line 139)

--elide-empty-files <1>

csplit invocation. (line 93)

--endian

od invocation. (line 51)

--equal-width

seq invocation. (line 49)

--error

stdbuf invocation. (line 34)

--escape

Formatting the file names.

(line 11)

--exact

shred invocation. (line 143)

--exclude-from=FILE

du invocation. (line 252)

--exclude-type

df invocation. (line 223)

--exclude=PATTERN

du invocation. (line 257)

--expand-tabs

pr invocation. (line 98)

--field

numfmt invocation. (line 38)

--field-separator

sort invocation. (line 332)

--fields

cut invocation. (line 43)

--file

stty invocation. (line 31)

--file <1>

Options for date. (line 30)

--file-system

stat invocation. (line 28)

--file-system <1>

sync invocation. (line 37)

--file-type

General output formatting.

(line 57)

--files0-from=FILE

wc invocation. (line 64)

--files0-from=FILE <1>

sort invocation. (line 218)

--files0-from=FILE <2>

du invocation. (line 79)

--filter

split invocation. (line 62)

--first-line-number

pr invocation. (line 174)

--flag-truncation

Output formatting in ptx.

(line 71)

--follow

tail invocation. (line 55)

--footer-numbering

nl invocation. (line 70)

--force

cp invocation. (line 115)

--force <1>

mv invocation. (line 64)

--force <2>

rm invocation. (line 39)

--force <3>

shred invocation. (line 102)

--force <4>

ln invocation. (line 94)

--foreground

timeout invocation. (line 24)

--form-feed

pr invocation. (line 106)

--format

od invocation. (line 89)

--format <1>

What information is listed.

(line 131)

--format <2>

General output formatting.

(line 10)

--format <3>

General output formatting.

(line 16)

--format <4>

General output formatting.

(line 101)

--format <5>

General output formatting.

(line 111)

--format <6>

numfmt invocation. (line 48)

--format <7>

seq invocation. (line 28)

--format=FORMAT

stat invocation. (line 34)

--format=roff

Output formatting in ptx.

(line 100)

--format=tex

Output formatting in ptx.

(line 118)

--from

chown invocation. (line 83)

--from <1>

numfmt invocation. (line 59)

--from-unit

numfmt invocation. (line 64)

--full-time

What information is listed.

(line 100)

--gap-size

Output formatting in ptx.

(line 26)

--general-numeric-sort

sort invocation. (line 105)

--goal

fmt invocation. (line 64)

--group

uniq invocation. (line 100)

--group <1>

install invocation. (line 73)

--group <2>

id invocation. (line 29)

--group-directories-first

Which files are listed.

(line 50)

--grouping

numfmt invocation. (line 70)

--groups

id invocation. (line 33)

--groups <1>

chroot invocation. (line 24)

--hardware-platform

uname invocation. (line 35)

--head-count

shuf invocation. (line 31)

--header

pr invocation. (line 111)

--header <1>

General options in join.

(line 25)

--header <2>

numfmt invocation. (line 76)

--header-numbering

nl invocation. (line 74)

--header=N

numfmt invocation. (line 76)

--heading

who invocation. (line 47)

--help

Common options. (line 36)

--hex-suffixes

split invocation. (line 130)

--hide-control-chars

Formatting the file names.

(line 23)

--hide=PATTERN

Which files are listed.

(line 57)

--human-numeric-sort

sort invocation. (line 126)

--human-readable

Block size. (line 121)

--human-readable <1>

What information is listed.

(line 116)

--human-readable <2>

df invocation. (line 59)

--human-readable <3>

du invocation. (line 96)

--hyperlink

General output formatting.

(line 61)

--ignore

nproc invocation. (line 26)

--ignore-backups

Which files are listed.

(line 23)

--ignore-case

sort invocation. (line 94)

--ignore-case <1>

uniq invocation. (line 59)

--ignore-case <2>

Charset selection in ptx.

(line 18)

--ignore-case <3>

General options in join.

(line 35)

--ignore-environment

env invocation. (line 102)

--ignore-fail-on-non-empty

rmdir invocation. (line 17)

--ignore-file

Input processing in ptx.

(line 26)

--ignore-garbage

base64 invocation. (line 36)

--ignore-interrupts

tee invocation. (line 32)

--ignore-leading-blanks

sort invocation. (line 79)

--ignore-missing

md5sum invocation. (line 76)

--ignore-nonprinting

sort invocation. (line 143)

--ignore=PATTERN

Which files are listed.

(line 69)

--indent

pr invocation. (line 180)

--indicator-style

General output formatting.

(line 46)

--indicator-style <1>

General output formatting.

(line 57)

--indicator-style <2>

General output formatting.

(line 70)

--indicator-style <3>

General output formatting.

(line 106)

--initial

expand invocation. (line 46)

--inode

What information is listed.

(line 123)

--inodes

df invocation. (line 69)

--inodes <1>

du invocation. (line 102)

--input

stdbuf invocation. (line 26)

--input-range

shuf invocation. (line 23)

--interactive

cp invocation. (line 139)

--interactive <1>

mv invocation. (line 70)

--interactive <2>

rm invocation. (line 54)

--interactive <3>

ln invocation. (line 98)

--invalid

numfmt invocation. (line 79)

--io-blocks

truncate invocation. (line 26)

--iso-8601[=TIMESPEC]

Options for date. (line 38)

--iterations=NUMBER

shred invocation. (line 106)

--join-blank-lines

nl invocation. (line 82)

--join-lines

pr invocation. (line 124)

--keep-files

csplit invocation. (line 84)

--kernel-name

uname invocation. (line 66)

--kernel-release

uname invocation. (line 62)

--kernel-version

uname invocation. (line 77)

--key

sort invocation. (line 231)

--kibibytes

General output formatting.

(line 89)

--kill-after

timeout invocation. (line 41)

--length

pr invocation. (line 133)

--length <1>

b2sum invocation. (line 12)

--line-bytes

split invocation. (line 55)

--line-increment

nl invocation. (line 78)

--lines

head invocation. (line 39)

--lines <1>

tail invocation. (line 123)

--lines <2>

split invocation. (line 33)

--lines <3>

wc invocation. (line 55)

--link

cp invocation. (line 145)

--literal

Formatting the file names.

(line 17)

--local

df invocation. (line 80)

--logical

ln invocation. (line 102)

--logical <1>

realpath invocation. (line 35)

--logical <2>

pwd invocation. (line 15)

--login

who invocation. (line 51)

--lookup

who invocation. (line 56)

--machine

uname invocation. (line 42)

--macro-name

Output formatting in ptx.

(line 94)

--max-depth=DEPTH

du invocation. (line 74)

--max-line-length

wc invocation. (line 59)

--max-unchanged-stats

tail invocation. (line 111)

--merge

pr invocation. (line 140)

--merge <1>

sort invocation. (line 53)

--mesg

who invocation. (line 94)

--message

who invocation. (line 94)

--mode

install invocation. (line 79)

--mode <1>

mkdir invocation. (line 19)

--mode <2>

mkfifo invocation. (line 21)

--mode <3>

mknod invocation. (line 47)

--month-sort

sort invocation. (line 150)

--multiple

basename invocation. (line 32)

--name

id invocation. (line 37)

--no-clobber

cp invocation. (line 156)

--no-clobber <1>

mv invocation. (line 77)

--no-create

touch invocation. (line 52)

--no-create <1>

truncate invocation. (line 22)

--no-dereference

cp invocation. (line 162)

--no-dereference <1>

ln invocation. (line 108)

--no-dereference <2>

chown invocation. (line 118)

--no-dereference <3>

chgrp invocation. (line 46)

--no-dereference <4>

touch invocation. (line 70)

--no-dereference <5>

du invocation. (line 133)

--no-dereference <6>

chcon invocation. (line 26)

--no-file-warnings

pr invocation. (line 187)

--no-group

What information is listed.

(line 110)

--no-newline

readlink invocation. (line 50)

--no-preserve-root

rm invocation. (line 88)

--no-preserve-root <1>

chown invocation. (line 131)

--no-preserve-root <2>

chgrp invocation. (line 59)

--no-preserve-root <3>

chmod invocation. (line 58)

--no-preserve-root <4>

chcon invocation. (line 43)

--no-renumber

nl invocation. (line 101)

--no-symlinks

realpath invocation. (line 64)

--no-sync

df invocation. (line 84)

--no-target-directory

Target directory. (line 15)

--no-target-directory <1>

cp invocation. (line 354)

--no-target-directory <2>

install invocation. (line 130)

--no-target-directory <3>

mv invocation. (line 112)

--no-target-directory <4>

ln invocation. (line 175)

--nodename

uname invocation. (line 47)

--null

du invocation. (line 26)

--null <1>

printenv invocation. (line 19)

--null <2>

env invocation. (line 90)

--number

cat invocation. (line 31)

--number <1>

split invocation. (line 78)

--number-format

nl invocation. (line 90)

--number-lines

pr invocation. (line 153)

--number-nonblank

cat invocation. (line 20)

--number-separator

nl invocation. (line 105)

--number-width

nl invocation. (line 115)

--numeric-sort

sort invocation. (line 160)

--numeric-suffixes

split invocation. (line 116)

--numeric-uid-gid

What information is listed.

(line 222)

--omit-header

pr invocation. (line 210)

--omit-pagination

pr invocation. (line 220)

--one-file-system

cp invocation. (line 378)

--one-file-system <1>

rm invocation. (line 65)

--one-file-system <2>

du invocation. (line 263)

--only-delimited

cut invocation. (line 74)

--only-file

Input processing in ptx.

(line 35)

--operating-system

uname invocation. (line 58)

--output

sort invocation. (line 288)

--output <1>

shuf invocation. (line 36)

--output <2>

df invocation. (line 91)

--output <3>

stdbuf invocation. (line 30)

--output-delimiter

cut invocation. (line 79)

--output-duplicates

od invocation. (line 149)

--output-error

tee invocation. (line 36)

--output-tabs

pr invocation. (line 117)

--owner

install invocation. (line 91)

--padding

numfmt invocation. (line 87)

--pages=PAGE_RANGE

pr invocation. (line 39)

--page_width

pr invocation. (line 239)

--parallel

sort invocation. (line 361)

--parents

cp invocation. (line 239)

--parents <1>

mkdir invocation. (line 34)

--parents <2>

rmdir invocation. (line 22)

--physical

ln invocation. (line 127)

--physical <1>

realpath invocation. (line 40)

--physical <2>

pwd invocation. (line 22)

--pid

tail invocation. (line 129)

--portability

df invocation. (line 148)

--portability <1>

pathchk invocation. (line 44)

--prefix

csplit invocation. (line 61)

--preserve

cp invocation. (line 169)

--preserve-context

install invocation. (line 96)

--preserve-root

rm invocation. (line 81)

--preserve-root <1>

chown invocation. (line 126)

--preserve-root <2>

chgrp invocation. (line 54)

--preserve-root <3>

chmod invocation. (line 53)

--preserve-root <4>

chcon invocation. (line 38)

--preserve-status

timeout invocation. (line 18)

--preserve-timestamps

install invocation. (line 103)

--print-database

dircolors invocation.

(line 45)

--print-type

df invocation. (line 200)

--printf=FORMAT

stat invocation. (line 43)

--process

who invocation. (line 65)

--processor

uname invocation. (line 51)

--quiet

head invocation. (line 46)

--quiet <1>

tail invocation. (line 151)

--quiet <2>

csplit invocation. (line 104)

--quiet <3>

md5sum invocation. (line 82)

--quiet <4>

readlink invocation. (line 57)

--quiet <5>

chown invocation. (line 79)

--quiet <6>

chgrp invocation. (line 30)

--quiet <7>

chmod invocation. (line 49)

--quiet <8>

mktemp invocation. (line 92)

--quiet <9>

realpath invocation. (line 46)

--quiet <10>

tty invocation. (line 18)

--quote-name

Formatting the file names.

(line 30)

--quoting-style

Formatting the file names.

(line 11)

--quoting-style <1>

Formatting the file names.

(line 17)

--quoting-style <2>

Formatting the file names.

(line 30)

--quoting-style <3>

Formatting the file names.

(line 34)

--random-sort

sort invocation. (line 189)

--random-source

sort invocation. (line 304)

--random-source <1>

shuf invocation. (line 42)

--random-source <2>

shred invocation. (line 112)

--range

chcon invocation. (line 77)

--range <1>

runcon invocation. (line 48)

--read-bytes

od invocation. (line 75)

--real

id invocation. (line 42)

--recursive

Which files are listed.

(line 90)

--recursive <1>

cp invocation. (line 252)

--recursive <2>

rm invocation. (line 95)

--recursive <3>

chown invocation. (line 150)

--recursive <4>

chgrp invocation. (line 77)

--recursive <5>

chmod invocation. (line 73)

--recursive <6>

chcon invocation. (line 35)

--reference

chown invocation. (line 135)

--reference <1>

chgrp invocation. (line 63)

--reference <2>

chmod invocation. (line 66)

--reference <3>

touch invocation. (line 89)

--reference <4>

truncate invocation. (line 30)

--reference <5>

Options for date. (line 65)

--reference <6>

chcon invocation. (line 30)

--references

Input processing in ptx.

(line 48)

--reflink[=WHEN]

cp invocation. (line 265)

--regex

tac invocation. (line 26)

--relative

ln invocation. (line 136)

--relative-base

realpath invocation. (line 54)

--relative-base <1>

Realpath usage examples.

(line 6)

--relative-to

realpath invocation. (line 49)

--relative-to <1>

Realpath usage examples.

(line 6)

--remove

shred invocation. (line 123)

--remove-destination

cp invocation. (line 295)

--remove=unlink

shred invocation. (line 123)

--remove=wipe

shred invocation. (line 123)

--remove=wipesync

shred invocation. (line 123)

--repeat

shuf invocation. (line 47)

--repeated

uniq invocation. (line 63)

--retry

tail invocation. (line 154)

--reverse

sort invocation. (line 183)

--reverse <1>

Sorting the output. (line 27)

--rfc-2822

Options for date. (line 76)

--rfc-3339=TIMESPEC

Options for date. (line 85)

--rfc-822

Options for date. (line 76)

--rfc-email

Options for date. (line 70)

--right-side-refs

Output formatting in ptx.

(line 56)

--role

chcon invocation. (line 69)

--role <1>

runcon invocation. (line 40)

--round

numfmt invocation. (line 94)

--round=down

numfmt invocation. (line 94)

--round=from-zero

numfmt invocation. (line 94)

--round=nearest

numfmt invocation. (line 94)

--round=towards-zero

numfmt invocation. (line 94)

--round=up

numfmt invocation. (line 94)

--runlevel

who invocation. (line 74)

--save

stty invocation. (line 41)

--section-delimiter

nl invocation. (line 63)

--sentence-regexp

Input processing in ptx.

(line 65)

--sep-string

pr invocation. (line 201)

--separate-dirs

du invocation. (line 138)

--separator

tac invocation. (line 30)

--separator <1>

pr invocation. (line 192)

--separator <2>

split invocation. (line 147)

--separator <3>

seq invocation. (line 44)

--serial

paste invocation. (line 52)

--set

Options for date. (line 113)

--sh

dircolors invocation.

(line 34)

--show-all

cat invocation. (line 16)

--show-control-chars

pr invocation. (line 68)

--show-control-chars <1>

Formatting the file names.

(line 78)

--show-ends

cat invocation. (line 27)

--show-nonprinting

cat invocation. (line 51)

--show-nonprinting <1>

pr invocation. (line 225)

--show-tabs

cat invocation. (line 44)

--si

Block size. (line 121)

--si <1>

What information is listed.

(line 247)

--si <2>

df invocation. (line 167)

--si <3>

du invocation. (line 145)

--signal

timeout invocation. (line 48)

--silent

head invocation. (line 46)

--silent <1>

tail invocation. (line 151)

--silent <2>

csplit invocation. (line 104)

--silent <3>

readlink invocation. (line 57)

--silent <4>

chown invocation. (line 79)

--silent <5>

chgrp invocation. (line 30)

--silent <6>

chmod invocation. (line 49)

--silent <7>

tty invocation. (line 18)

--size

What information is listed.

(line 232)

--size <1>

truncate invocation. (line 34)

--size=BYTES

shred invocation. (line 117)

--skip-bytes

od invocation. (line 59)

--skip-chars

uniq invocation. (line 41)

--skip-chdir

chroot invocation. (line 37)

--skip-fields

uniq invocation. (line 31)

--sleep-interval

tail invocation. (line 171)

--sort

sort invocation. (line 105)

--sort <1>

sort invocation. (line 126)

--sort <2>

sort invocation. (line 150)

--sort <3>

sort invocation. (line 160)

--sort <4>

sort invocation. (line 189)

--sort <5>

Sorting the output. (line 32)

--sort <6>

Sorting the output. (line 36)

--sort <7>

Sorting the output. (line 51)

--sort <8>

Sorting the output. (line 58)

--sort <9>

Sorting the output. (line 65)

--spaces

fold invocation. (line 29)

--sparse=WHEN

cp invocation. (line 299)

--split-only

fmt invocation. (line 47)

--split-string

env invocation. (line 137)

--squeeze-blank

cat invocation. (line 36)

--stable

sort invocation. (line 309)

--starting-line-number

nl invocation. (line 110)

--status

md5sum invocation. (line 90)

--strict

md5sum invocation. (line 123)

--strings

od invocation. (line 80)

--strip

install invocation. (line 113)

--strip <1>

realpath invocation. (line 64)

--strip-program

install invocation. (line 116)

--strip-trailing-slashes

cp invocation. (line 332)

--strip-trailing-slashes <1>

mv invocation. (line 98)

--suffix

Backup options. (line 49)

--suffix <1>

cp invocation. (line 345)

--suffix <2>

install invocation. (line 120)

--suffix <3>

mv invocation. (line 103)

--suffix <4>

ln invocation. (line 166)

--suffix <5>

basename invocation. (line 38)

--suffix <6>

mktemp invocation. (line 113)

--suffix <7>

numfmt invocation. (line 99)

--suffix-format

csplit invocation. (line 65)

--suffix-length

split invocation. (line 108)

--summarize

du invocation. (line 153)

--suppress-matched

csplit invocation. (line 87)

--symbolic

ln invocation. (line 160)

--symbolic-link

cp invocation. (line 337)

--sync

df invocation. (line 174)

--sysv

sum invocation. (line 31)

--tabs

expand invocation. (line 22)

--tabs <1>

unexpand invocation. (line 24)

--tabsize

General output formatting.

(line 115)

--tag

md5sum invocation. (line 99)

--tagged-paragraph

fmt invocation. (line 40)

--target-directory

Target directory. (line 31)

--target-directory <1>

cp invocation. (line 350)

--target-directory <2>

install invocation. (line 125)

--target-directory <3>

mv invocation. (line 108)

--target-directory <4>

ln invocation. (line 171)

--temporary-directory

sort invocation. (line 353)

--terse

stat invocation. (line 54)

--text

md5sum invocation. (line 109)

--threshold

du invocation. (line 157)

--time

Sorting the output. (line 13)

--time <1>

Sorting the output. (line 43)

--time <2>

touch invocation. (line 48)

--time <3>

touch invocation. (line 85)

--time <4>

du invocation. (line 197)

--time <5>

du invocation. (line 204)

--time <6>

du invocation. (line 210)

--time <7>

who invocation. (line 82)

--time-style

Formatting file timestamps.

(line 24)

--time-style <1>

du invocation. (line 214)

--tmpdir

mktemp invocation. (line 105)

--to

numfmt invocation. (line 103)

--to-unit

numfmt invocation. (line 108)

--total

df invocation. (line 180)

--total <1>

du invocation. (line 61)

--traditional

od invocation. (line 199)

--type

df invocation. (line 194)

--type <1>

chcon invocation. (line 73)

--type <2>

runcon invocation. (line 44)

--unbuffered

split invocation. (line 154)

--uniform-spacing

fmt invocation. (line 53)

--unique

sort invocation. (line 369)

--unique <1>

uniq invocation. (line 127)

--universal

Options for date. (line 119)

--unset

env invocation. (line 96)

--update

cp invocation. (line 359)

--update <1>

mv invocation. (line 84)

--user

id invocation. (line 47)

--user <1>

chcon invocation. (line 65)

--user <2>

runcon invocation. (line 36)

--userspec

chroot invocation. (line 30)

--utc

Options for date. (line 119)

--verbose

head invocation. (line 50)

--verbose <1>

tail invocation. (line 182)

--verbose <2>

split invocation. (line 158)

--verbose <3>

cp invocation. (line 374)

--verbose <4>

install invocation. (line 135)

--verbose <5>

mv invocation. (line 95)

--verbose <6>

rm invocation. (line 99)

--verbose <7>

shred invocation. (line 138)

--verbose <8>

ln invocation. (line 180)

--verbose <9>

mkdir invocation. (line 51)

--verbose <10>

readlink invocation. (line 61)

--verbose <11>

rmdir invocation. (line 31)

--verbose <12>

chown invocation. (line 142)

--verbose <13>

chgrp invocation. (line 69)

--verbose <14>

chmod invocation. (line 63)

--verbose <15>

chcon invocation. (line 61)

--verbose <16>

timeout invocation. (line 54)

--version

Common options. (line 40)

--version-sort

sort invocation. (line 177)

--warn

md5sum invocation. (line 118)

--width

od invocation. (line 156)

--width <1>

fmt invocation. (line 59)

--width <2>

pr invocation. (line 229)

--width <3>

fold invocation. (line 35)

--width <4>

Output formatting in ptx.

(line 32)

--width <5>

General output formatting.

(line 126)

--word-regexp

Input processing in ptx.

(line 105)

--words

wc invocation. (line 51)

--wrap

base64 invocation. (line 22)

--writable

who invocation. (line 94)

--zero

md5sum invocation. (line 128)

--zero <1>

shred invocation. (line 154)

--zero <2>

readlink invocation. (line 65)

--zero <3>

basename invocation. (line 42)

--zero <4>

dirname invocation. (line 31)

--zero <5>

realpath invocation. (line 71)

--zero <6>

id invocation. (line 58)

--zero-terminated

head invocation. (line 54)

--zero-terminated <1>

tail invocation. (line 186)

--zero-terminated <2>

sort invocation. (line 384)

--zero-terminated <3>

shuf invocation. (line 55)

--zero-terminated <4>

uniq invocation. (line 139)

--zero-terminated <5>

comm invocation. (line 88)

--zero-terminated <6>

cut invocation. (line 94)

--zero-terminated <7>

paste invocation. (line 72)

--zero-terminated <8>

General options in join.

(line 93)

--zero-terminated <9>

numfmt invocation. (line 115)

-0

du invocation. (line 26)

-0 <1>

printenv invocation. (line 19)

-0 <2>

env invocation. (line 90)

-1

comm invocation. (line 23)

-1 <1>

General options in join.

(line 40)

-1 <2>

General output formatting.

(line 10)

-2

comm invocation. (line 23)

-2 <1>

General options in join.

(line 43)

-3

comm invocation. (line 23)

-A

cat invocation. (line 16)

-A <1>

od invocation. (line 36)

-a

od invocation. (line 168)

-a <1>

pr invocation. (line 62)

-a <2>

split invocation. (line 108)

-A <2>

Output formatting in ptx.

(line 45)

-a <3>

General options in join.

(line 10)

-a <4>

unexpand invocation. (line 51)

-a <5>

Which files are listed.

(line 13)

-A <3>

Which files are listed.

(line 17)

-a <6>

cp invocation. (line 63)

-a <7>

touch invocation. (line 48)

-a <8>

df invocation. (line 42)

-a <9>

du invocation. (line 32)

-a <10>

Connectives for test.

(line 29)

-a <11>

tee invocation. (line 27)

-a <12>

basename invocation. (line 32)

-a <13>

stty invocation. (line 26)

-a <14>

who invocation. (line 35)

-a <15>

uname invocation. (line 30)

-b

Backup options. (line 13)

-b <1>

cat invocation. (line 20)

-b <2>

tac invocation. (line 21)

-b <3>

nl invocation. (line 45)

-b <4>

od invocation. (line 171)

-b <5>

fold invocation. (line 23)

-b <6>

split invocation. (line 41)

-b <7>

csplit invocation. (line 65)

-b <8>

md5sum invocation. (line 41)

-b <9>

sort invocation. (line 79)

-b <10>

Input processing in ptx.

(line 8)

-b <11>

cut invocation. (line 26)

-B

Which files are listed.

(line 23)

-b <12>

Formatting the file names.

(line 11)

-b <13>

dircolors invocation.

(line 34)

-b <14>

cp invocation. (line 79)

-b <15>

install invocation. (line 41)

-b <16>

mv invocation. (line 59)

-b <17>

ln invocation. (line 82)

-B <1>

df invocation. (line 54)

-B <2>

du invocation. (line 52)

-b <18>

du invocation. (line 57)

-b <19>

File type tests. (line 10)

-b <20>

who invocation. (line 39)

-c

od invocation. (line 174)

-c <1>

fmt invocation. (line 34)

-c <2>

pr invocation. (line 68)

-c <3>

head invocation. (line 24)

-c <4>

tail invocation. (line 39)

-C

split invocation. (line 55)

-c <5>

wc invocation. (line 43)

-c <6>

sort invocation. (line 39)

-c <7>

sort invocation. (line 47)

-c <8>

shuf invocation. (line 19)

-c <9>

uniq invocation. (line 55)

-c <10>

cut invocation. (line 34)

-c <11>

Sorting the output. (line 13)

-C <1>

General output formatting.

(line 16)

-c <12>

dircolors invocation.

(line 40)

-C <2>

install invocation. (line 46)

-c <13>

install invocation. (line 57)

-c <14>

chown invocation. (line 73)

-c <15>

chgrp invocation. (line 24)

-c <16>

chmod invocation. (line 43)

-c <17>

touch invocation. (line 52)

-c <18>

du invocation. (line 61)

-c <19>

stat invocation. (line 34)

-c <20>

truncate invocation. (line 22)

-c <21>

File type tests. (line 13)

-c <22>

runcon invocation. (line 32)

-C <3>

env invocation. (line 107)

-COLUMN

pr invocation. (line 49)

-d

nl invocation. (line 63)

-d <1>

od invocation. (line 178)

-d <2>

base64 invocation. (line 30)

-d <3>

pr invocation. (line 74)

-d <4>

split invocation. (line 116)

-d <5>

sort invocation. (line 87)

-d <6>

uniq invocation. (line 63)

-D

uniq invocation. (line 69)

-d <7>

cut invocation. (line 66)

-d <8>

paste invocation. (line 61)

-d <9>

Which files are listed.

(line 28)

-D <1>

What information is listed.

(line 16)

-d <10>

cp invocation. (line 109)

-D <2>

install invocation. (line 60)

-d <11>

install invocation. (line 67)

-d <12>

rm invocation. (line 35)

-d <13>

ln invocation. (line 88)

-d <14>

touch invocation. (line 56)

-D <3>

du invocation. (line 67)

-d <15>

File type tests. (line 16)

-d <16>

mktemp invocation. (line 85)

-d <17>

who invocation. (line 43)

-d <18>

Options for date. (line 11)

-d <19>

numfmt invocation. (line 34)

-d DEPTH

du invocation. (line 74)

-e

cat invocation. (line 23)

-E

cat invocation. (line 27)

-e <1>

pr invocation. (line 98)

-e <2>

split invocation. (line 139)

-e <3>

General options in join.

(line 21)

-e <4>

readlink invocation. (line 38)

-e <5>

echo invocation. (line 25)

-E <1>

echo invocation. (line 61)

-e <6>

File characteristic tests.

(line 9)

-e <7>

realpath invocation. (line 22)

-e <8>

stdbuf invocation. (line 34)

-ef

File characteristic tests.

(line 23)

-eq

Numeric tests. (line 17)

-f

nl invocation. (line 70)

-f <1>

od invocation. (line 181)

-F

pr invocation. (line 106)

-f <2>

pr invocation. (line 106)

-f <3>

tail invocation. (line 55)

-F <1>

tail invocation. (line 106)

-f <4>

csplit invocation. (line 61)

-f <5>

sort invocation. (line 94)

-f <6>

uniq invocation. (line 31)

-f <7>

Charset selection in ptx.

(line 18)

-F <2>

Output formatting in ptx.

(line 71)

-f <8>

cut invocation. (line 43)

-f <9>

Sorting the output. (line 20)

-F <3>

General output formatting.

(line 46)

-f <10>

cp invocation. (line 115)

-f <11>

mv invocation. (line 64)

-f <12>

rm invocation. (line 39)

-f <13>

shred invocation. (line 102)

-F <4>

ln invocation. (line 88)

-f <14>

ln invocation. (line 94)

-f <15>

readlink invocation. (line 31)

-f <16>

chown invocation. (line 79)

-f <17>

chgrp invocation. (line 30)

-f <18>

chmod invocation. (line 49)

-f <19>

touch invocation. (line 66)

-f <20>

stat invocation. (line 28)

-f <21>

File type tests. (line 19)

-F <5>

stty invocation. (line 31)

-f <22>

Options for date. (line 30)

-f <23>

seq invocation. (line 28)

-g

fmt invocation. (line 64)

-g <1>

sort invocation. (line 105)

-g <2>

Output formatting in ptx.

(line 26)

-g <3>

What information is listed.

(line 105)

-G

What information is listed.

(line 110)

-g <4>

install invocation. (line 73)

-g <5>

Access permission tests.

(line 9)

-G <1>

Access permission tests.

(line 31)

-g <6>

stty invocation. (line 41)

-g <7>

id invocation. (line 29)

-G <2>

id invocation. (line 33)

-ge

Numeric tests. (line 17)

-gt

Numeric tests. (line 17)

-h

Block size. (line 121)

-H

Traversing symlinks. (line 18)

-h <1>

nl invocation. (line 74)

-h <2>

pr invocation. (line 111)

-h <3>

sort invocation. (line 126)

-H <1>

Which files are listed.

(line 36)

-h <4>

What information is listed.

(line 116)

-H <2>

cp invocation. (line 132)

-h <5>

chown invocation. (line 118)

-H <3>

chown invocation. (line 153)

-h <6>

chgrp invocation. (line 46)

-H <4>

chgrp invocation. (line 81)

-h <7>

touch invocation. (line 70)

-h <8>

df invocation. (line 59)

-H <5>

df invocation. (line 65)

-H <6>

du invocation. (line 92)

-h <9>

du invocation. (line 96)

-h <10>

File type tests. (line 23)

-H <7>

who invocation. (line 47)

-h <11>

chcon invocation. (line 26)

-H <8>

chcon invocation. (line 47)

-i

nl invocation. (line 78)

-i <1>

od invocation. (line 184)

-i <2>

base64 invocation. (line 36)

-i <3>

pr invocation. (line 117)

-i <4>

sort invocation. (line 143)

-i <5>

shuf invocation. (line 23)

-i <6>

uniq invocation. (line 59)

-i <7>

Input processing in ptx.

(line 26)

-i <8>

General options in join.

(line 35)

-i <9>

expand invocation. (line 46)

-I

Which files are listed.

(line 69)

-i <10>

What information is listed.

(line 123)

-i <11>

cp invocation. (line 139)

-i <12>

mv invocation. (line 70)

-i <13>

rm invocation. (line 43)

-I <1>

rm invocation. (line 48)

-i <14>

ln invocation. (line 98)

-i <15>

df invocation. (line 69)

-i <16>

tee invocation. (line 32)

-i <17>

uname invocation. (line 35)

-i <18>

env invocation. (line 102)

-i <19>

stdbuf invocation. (line 26)

-I[TIMESPEC]

Options for date. (line 38)

-j

od invocation. (line 59)

-J

pr invocation. (line 124)

-k

Block size. (line 121)

-k <1>

csplit invocation. (line 84)

-k <2>

sort invocation. (line 231)

-k <3>

General output formatting.

(line 89)

-k <4>

df invocation. (line 74)

-k <5>

du invocation. (line 111)

-k <6>

Access permission tests.

(line 12)

-k <7>

timeout invocation. (line 41)

-L

Traversing symlinks. (line 22)

-l

nl invocation. (line 82)

-l <1>

od invocation. (line 187)

-l <2>

pr invocation. (line 133)

-l <3>

split invocation. (line 33)

-l <4>

wc invocation. (line 55)

-L <1>

wc invocation. (line 59)

-l <5>

b2sum invocation. (line 12)

-L <2>

Which files are listed.

(line 83)

-l <6>

What information is listed.

(line 131)

-l <7>

cp invocation. (line 145)

-L <3>

cp invocation. (line 149)

-L <4>

ln invocation. (line 102)

-L <5>

chown invocation. (line 158)

-L <6>

chgrp invocation. (line 86)

-l <8>

df invocation. (line 80)

-L <7>

du invocation. (line 117)

-l <9>

du invocation. (line 123)

-L <8>

stat invocation. (line 22)

-L <9>

File type tests. (line 23)

-L <10>

realpath invocation. (line 35)

-L <11>

pwd invocation. (line 15)

-l <10>

who invocation. (line 51)

-L <12>

chcon invocation. (line 52)

-l <11>

chcon invocation. (line 77)

-l <12>

runcon invocation. (line 48)

-le

Numeric tests. (line 17)

-lt

Numeric tests. (line 17)

-m

pr invocation. (line 140)

-m <1>

wc invocation. (line 47)

-m <2>

sort invocation. (line 53)

-M

sort invocation. (line 150)

-M <1>

Output formatting in ptx.

(line 94)

-m <3>

General output formatting.

(line 101)

-m <4>

install invocation. (line 79)

-m <5>

mkdir invocation. (line 19)

-m <6>

mkfifo invocation. (line 21)

-m <7>

mknod invocation. (line 47)

-m <8>

readlink invocation. (line 45)

-m <9>

touch invocation. (line 85)

-m <10>

du invocation. (line 127)

-m <11>

realpath invocation. (line 30)

-m <12>

who invocation. (line 61)

-m <13>

uname invocation. (line 42)

-n

cat invocation. (line 31)

-n <1>

nl invocation. (line 90)

-N

od invocation. (line 75)

-n <2>

pr invocation. (line 153)

-N <1>

pr invocation. (line 174)

-n <3>

head invocation. (line 39)

-n <4>

tail invocation. (line 123)

-n <5>

split invocation. (line 78)

-n <6>

csplit invocation. (line 79)

-n <7>

sort invocation. (line 160)

-n <8>

shuf invocation. (line 31)

-n <9>

cut invocation. (line 70)

-n <10>

What information is listed.

(line 222)

-N <2>

Formatting the file names.

(line 17)

-n <11>

cp invocation. (line 156)

-n <12>

mv invocation. (line 77)

-n <13>

ln invocation. (line 108)

-n <14>

readlink invocation. (line 50)

-n <15>

echo invocation. (line 22)

-n <16>

String tests. (line 19)

-n <17>

id invocation. (line 37)

-n <18>

uname invocation. (line 47)

-n <19>

nice invocation. (line 51)

-n NUMBER

shred invocation. (line 106)

-ne

Numeric tests. (line 17)

-nt

File characteristic tests.

(line 15)

-o

od invocation. (line 190)

-o <1>

pr invocation. (line 180)

-o <2>

sort invocation. (line 288)

-o <3>

shuf invocation. (line 36)

-o <4>

Input processing in ptx.

(line 35)

-O

Output formatting in ptx.

(line 100)

-o <5>

What information is listed.

(line 226)

-o <6>

install invocation. (line 91)

-o <7>

truncate invocation. (line 26)

-O <1>

Access permission tests.

(line 28)

-o <8>

Connectives for test.

(line 33)

-o <9>

uname invocation. (line 58)

-o <10>

stdbuf invocation. (line 30)

-ot

File characteristic tests.

(line 19)

-P

Traversing symlinks. (line 26)

-p

nl invocation. (line 101)

-p <1>

General output formatting.

(line 106)

-p <2>

dircolors invocation.

(line 45)

-P <1>

cp invocation. (line 162)

-p <3>

cp invocation. (line 169)

-p <4>

install invocation. (line 103)

-P <2>

ln invocation. (line 127)

-p <5>

mkdir invocation. (line 34)

-p <6>

rmdir invocation. (line 22)

-P <3>

chown invocation. (line 171)

-P <4>

chgrp invocation. (line 99)

-P <5>

df invocation. (line 148)

-P <6>

du invocation. (line 133)

-p <7>

File type tests. (line 28)

-p <8>

tee invocation. (line 36)

-p <9>

pathchk invocation. (line 27)

-P <7>

pathchk invocation. (line 40)

-p <10>

mktemp invocation. (line 105)

-P <8>

realpath invocation. (line 40)

-P <9>

pwd invocation. (line 22)

-p <11>

who invocation. (line 65)

-p <12>

uname invocation. (line 51)

-P <10>

chcon invocation. (line 56)

-q

head invocation. (line 46)

-q <1>

tail invocation. (line 151)

-q <2>

csplit invocation. (line 104)

-q <3>

Formatting the file names.

(line 23)

-Q

Formatting the file names.

(line 30)

-q <4>

readlink invocation. (line 57)

-q <5>

mktemp invocation. (line 92)

-q <6>

realpath invocation. (line 46)

-q <7>

who invocation. (line 69)

-r

tac invocation. (line 26)

-r <1>

pr invocation. (line 187)

-r <2>

sum invocation. (line 25)

-r <3>

sort invocation. (line 183)

-R

sort invocation. (line 189)

-r <4>

shuf invocation. (line 47)

-r <5>

Input processing in ptx.

(line 48)

-R <1>

Output formatting in ptx.

(line 56)

-R <2>

Which files are listed.

(line 90)

-r <6>

Sorting the output. (line 27)

-R <3>

cp invocation. (line 252)

-r <7>

cp invocation. (line 252)

-r <8>

rm invocation. (line 95)

-R <4>

rm invocation. (line 95)

-r <9>

ln invocation. (line 136)

-R <5>

chown invocation. (line 150)

-R <6>

chgrp invocation. (line 77)

-R <7>

chmod invocation. (line 73)

-r <10>

touch invocation. (line 89)

-r <11>

truncate invocation. (line 30)

-r <12>

Access permission tests.

(line 15)

-r <13>

id invocation. (line 42)

-r <14>

who invocation. (line 74)

-r <15>

Options for date. (line 65)

-R <8>

Options for date. (line 70)

-r <16>

uname invocation. (line 62)

-R <9>

chcon invocation. (line 35)

-r <17>

chcon invocation. (line 69)

-r <18>

runcon invocation. (line 40)

-S

Backup options. (line 49)

-s

cat invocation. (line 36)

-s <1>

tac invocation. (line 30)

-s <2>

nl invocation. (line 105)

-S <1>

od invocation. (line 80)

-s <3>

od invocation. (line 193)

-s <4>

fmt invocation. (line 47)

-s <5>

pr invocation. (line 192)

-S <2>

pr invocation. (line 201)

-s <6>

fold invocation. (line 29)

-s <7>

tail invocation. (line 171)

-s <8>

csplit invocation. (line 104)

-s <9>

sum invocation. (line 31)

-s <10>

sort invocation. (line 309)

-S <3>

sort invocation. (line 316)

-s <11>

uniq invocation. (line 41)

-S <4>

Input processing in ptx.

(line 65)

-s <12>

cut invocation. (line 74)

-s <13>

paste invocation. (line 52)

-s <14>

What information is listed.

(line 232)

-S <5>

Sorting the output. (line 32)

-s <15>

cp invocation. (line 337)

-S <6>

cp invocation. (line 345)

-s <16>

install invocation. (line 113)

-S <7>

install invocation. (line 120)

-S <8>

mv invocation. (line 103)

-s <17>

ln invocation. (line 160)

-S <9>

ln invocation. (line 166)

-s <18>

readlink invocation. (line 57)

-S <10>

du invocation. (line 138)

-s <19>

du invocation. (line 153)

-s <20>

truncate invocation. (line 34)

-S <11>

File type tests. (line 31)

-s <21>

File characteristic tests.

(line 12)

-s <22>

basename invocation. (line 38)

-s <23>

realpath invocation. (line 64)

-s <24>

tty invocation. (line 18)

-s <25>

who invocation. (line 78)

-s <26>

Options for date. (line 113)

-s <27>

uname invocation. (line 66)

-S <12>

env invocation. (line 137)

-s <28>

timeout invocation. (line 48)

-s <29>

seq invocation. (line 44)

-s BYTES

shred invocation. (line 117)

-S, env and single quotes

env invocation. (line 213)

-t

cat invocation. (line 40)

-T

cat invocation. (line 44)

-t <1>

od invocation. (line 89)

-t <2>

fmt invocation. (line 40)

-t <3>

pr invocation. (line 210)

-T <1>

pr invocation. (line 220)

-t <4>

split invocation. (line 147)

-t <5>

md5sum invocation. (line 109)

-t <6>

sort invocation. (line 332)

-T <2>

sort invocation. (line 353)

-T <3>

Output formatting in ptx.

(line 118)

-t <7>

expand invocation. (line 22)

-t <8>

unexpand invocation. (line 24)

-t <9>

Sorting the output. (line 36)

-T <4>

General output formatting.

(line 115)

-t <10>

cp invocation. (line 350)

-T <5>

cp invocation. (line 354)

-t <11>

install invocation. (line 125)

-T <6>

install invocation. (line 130)

-t <12>

mv invocation. (line 108)

-T <7>

mv invocation. (line 112)

-t <13>

ln invocation. (line 171)

-T <8>

ln invocation. (line 175)

-t <14>

df invocation. (line 194)

-T <9>

df invocation. (line 200)

-t <15>

du invocation. (line 157)

-t <16>

stat invocation. (line 54)

-t <17>

File type tests. (line 34)

-t <18>

mktemp invocation. (line 121)

-t <19>

who invocation. (line 82)

-T <10>

who invocation. (line 94)

-t <20>

chcon invocation. (line 73)

-t <21>

runcon invocation. (line 44)

-u

cat invocation. (line 47)

-u <1>

fmt invocation. (line 53)

-u <2>

split invocation. (line 154)

-u <3>

sort invocation. (line 369)

-u <4>

uniq invocation. (line 127)

-u <5>

Sorting the output. (line 43)

-U

Sorting the output. (line 51)

-u <6>

cp invocation. (line 359)

-u <7>

mv invocation. (line 84)

-u <8>

shred invocation. (line 123)

-u <9>

Access permission tests.

(line 18)

-u <10>

mktemp invocation. (line 97)

-u <11>

id invocation. (line 47)

-u <12>

who invocation. (line 85)

-u <13>

Options for date. (line 119)

-u <14>

chcon invocation. (line 65)

-u <15>

runcon invocation. (line 36)

-u <16>

env invocation. (line 96)

-v

cat invocation. (line 51)

-v <1>

nl invocation. (line 110)

-v <2>

od invocation. (line 149)

-v <3>

pr invocation. (line 225)

-v <4>

head invocation. (line 50)

-v <5>

tail invocation. (line 182)

-V

sort invocation. (line 177)

-v <6>

Sorting the output. (line 58)

-v <7>

cp invocation. (line 374)

-v <8>

install invocation. (line 135)

-v <9>

mv invocation. (line 95)

-v <10>

rm invocation. (line 99)

-v <11>

shred invocation. (line 138)

-v <12>

ln invocation. (line 180)

-v <13>

mkdir invocation. (line 51)

-v <14>

readlink invocation. (line 61)

-v <15>

rmdir invocation. (line 31)

-v <16>

chown invocation. (line 142)

-v <17>

chgrp invocation. (line 69)

-v <18>

chmod invocation. (line 63)

-v <19>

uname invocation. (line 77)

-v <20>

chcon invocation. (line 61)

-v <21>

env invocation. (line 122)

-v <22>

timeout invocation. (line 54)

-w

nl invocation. (line 115)

-w <1>

od invocation. (line 156)

-w <2>

base64 invocation. (line 22)

-w <3>

fmt invocation. (line 59)

-w <4>

pr invocation. (line 229)

-W

pr invocation. (line 239)

-w <5>

fold invocation. (line 35)

-w <6>

wc invocation. (line 51)

-w <7>

md5sum invocation. (line 118)

-w <8>

uniq invocation. (line 133)

-W <1>

Input processing in ptx.

(line 105)

-w <9>

Output formatting in ptx.

(line 32)

-w <10>

General output formatting.

(line 126)

-w <11>

Access permission tests.

(line 21)

-w <12>

who invocation. (line 94)

-w <13>

seq invocation. (line 49)

-WIDTH

fmt invocation. (line 59)

-x

od invocation. (line 196)

-x <1>

split invocation. (line 130)

-X

Sorting the output. (line 65)

-x <2>

General output formatting.

(line 111)

-x <3>

cp invocation. (line 378)

-x <4>

shred invocation. (line 143)

-x <5>

df invocation. (line 223)

-x <6>

du invocation. (line 263)

-x <7>

Access permission tests.

(line 24)

-X FILE

du invocation. (line 252)

-z

head invocation. (line 54)

-z <1>

tail invocation. (line 186)

-z <2>

csplit invocation. (line 93)

-z <3>

md5sum invocation. (line 128)

-z <4>

sort invocation. (line 384)

-z <5>

shuf invocation. (line 55)

-z <6>

uniq invocation. (line 139)

-z <7>

comm invocation. (line 88)

-z <8>

cut invocation. (line 94)

-z <9>

paste invocation. (line 72)

-z <10>

General options in join.

(line 93)

-Z

What information is listed.

(line 255)

-Z <1>

cp invocation. (line 384)

-Z <2>

install invocation. (line 139)

-Z <3>

mv invocation. (line 117)

-z <11>

shred invocation. (line 154)

-Z <4>

mkdir invocation. (line 56)

-Z <5>

mkfifo invocation. (line 28)

-Z <6>

mknod invocation. (line 53)

-z <12>

readlink invocation. (line 65)

-z <13>

String tests. (line 15)

-z <14>

basename invocation. (line 42)

-z <15>

dirname invocation. (line 31)

-z <16>

realpath invocation. (line 71)

-Z <7>

id invocation. (line 51)

-z <17>

id invocation. (line 58)

-z <18>

numfmt invocation. (line 115)

/

Numeric expressions. (line 16)

128-bit checksum

md5sum invocation. (line 6)

16-bit checksum

sum invocation. (line 6)

160-bit checksum

sha1sum invocation. (line 6)

224-bit checksum

sha2 utilities. (line 6)

256-bit checksum

sha2 utilities. (line 6)

384-bit checksum

sha2 utilities. (line 6)

512-bit checksum

b2sum invocation. (line 6)

512-bit checksum <1>

sha2 utilities. (line 6)

<

Relations for expr. (line 22)

<=

Relations for expr. (line 22)

=

Relations for expr. (line 22)

= <1>

String tests. (line 22)

==

Relations for expr. (line 22)

== <1>

String tests. (line 25)

>

Relations for expr. (line 22)

>=

Relations for expr. (line 22)

\( regexp operator

String expressions. (line 24)

\+ regexp operator

String expressions. (line 28)

\? regexp operator

String expressions. (line 28)

\c

printf invocation. (line 28)

\OOO

printf invocation. (line 67)

\uhhhh

printf invocation. (line 74)

\Uhhhhhhhh

printf invocation. (line 74)

\xHH

printf invocation. (line 67)

\| regexp operator

String expressions. (line 28)

_POSIX2_VERSION

Standards conformance.

(line 20)

_POSIX2_VERSION <1>

tail invocation. (line 201)

_POSIX2_VERSION <2>

sort invocation. (line 416)

_POSIX2_VERSION <3>

uniq invocation. (line 46)

_POSIX2_VERSION <4>

touch invocation. (line 107)

|

Relations for expr. (line 11)

abbreviations for months

Calendar date items. (line 38)

access permission tests

Access permission tests.

(line 6)

access permissions, changing

chmod invocation. (line 6)

access time, changing

touch invocation. (line 48)

access timestamp

dd invocation. (line 263)

access timestamp, printing or sorting files by

Sorting the output.

(line 43)

access timestamp, show the most recent

du invocation. (line 210)

across columns

pr invocation. (line 62)

across, listing files

General output formatting.

(line 111)

adding permissions

Setting Permissions. (line 35)

addition

Numeric expressions. (line 12)

ago in date strings

Relative items in date strings.

(line 23)

all lines, grouping

uniq invocation. (line 100)

all repeated lines, outputting

uniq invocation. (line 69)

alnum

Character sets. (line 88)

alpha

Character sets. (line 90)

alternate ebcdic, converting to

dd invocation. (line 103)

always color option

General output formatting.

(line 26)

always hyperlink option

General output formatting.

(line 65)

always interactive option

rm invocation. (line 59)

am i

who invocation. (line 21)

am in date strings

Time of day items. (line 21)

and operator

Connectives for test.

(line 29)

and operator <1>

Relations for expr. (line 17)

append

dd invocation. (line 192)

appending to the output file

dd invocation. (line 192)

appropriate privileges

install invocation. (line 91)

appropriate privileges <1>

Setting the time. (line 6)

appropriate privileges <2>

hostname invocation. (line 6)

appropriate privileges <3>

nice invocation. (line 6)

arbitrary date strings, debugging

Options for date. (line 25)

arbitrary date strings, parsing

Options for date. (line 11)

arbitrary text, displaying

echo invocation. (line 6)

arch

arch invocation. (line 6)

arithmetic tests

Numeric tests. (line 6)

ASCII dump of files

od invocation. (line 6)

ascii, converting to

dd invocation. (line 92)

atime

File timestamps. (line 6)

atime, changing

touch invocation. (line 48)

atime, printing or sorting files by

Sorting the output. (line 43)

atime, show the most recent

du invocation. (line 210)

attributes, file

Changing file attributes.

(line 6)

authors of parse_datetime

Authors of parse_datetime.

(line 6)

auto color option

General output formatting.

(line 25)

auto hyperlink option

General output formatting.

(line 64)

b for block special file

mknod invocation. (line 31)

b2sum

b2sum invocation. (line 6)

background jobs, stopping at terminal write

Local. (line 41)

backslash escapes

Character sets. (line 14)

backslash escapes <1>

echo invocation. (line 25)

backslash escapes <2>

echo invocation. (line 61)

backslash sequences for file names

Formatting the file names.

(line 11)

backup files, ignoring

Which files are listed.

(line 23)

backup options

Backup options. (line 6)

backup suffix

Backup options. (line 49)

backups, making

Backup options. (line 13)

backups, making <1>

cp invocation. (line 79)

backups, making <2>

install invocation. (line 41)

backups, making <3>

mv invocation. (line 59)

backups, making <4>

ln invocation. (line 82)

backups, making only

cp invocation. (line 51)

base32

base32 invocation. (line 6)

base32 encoding

base32 invocation. (line 6)

base64

base64 invocation. (line 6)

Base64 decoding

base64 invocation. (line 30)

base64 encoding

base64 invocation. (line 6)

basename

basename invocation. (line 6)

baud rate, setting

Special. (line 52)

beeping at input buffer full

Input. (line 59)

beginning of time

Time conversion specifiers.

(line 32)

beginning of time, for POSIX

Seconds since the Epoch.

(line 13)

Bellovin, Steven M.

Authors of parse_datetime.

(line 6)

Berets, Jim

Authors of parse_datetime.

(line 6)

Berry, K.

Introduction. (line 29)

Berry, K. <1>

Authors of parse_datetime.

(line 19)

binary

dd invocation. (line 281)

binary I/O

dd invocation. (line 281)

binary input files

md5sum invocation. (line 41)

bind mount

rm invocation. (line 67)

bind mount <1>

stat invocation. (line 176)

birthtime

File timestamps. (line 6)

BLAKE2

b2sum invocation. (line 6)

BLAKE2 hash length

b2sum invocation. (line 12)

blank

Character sets. (line 92)

blank lines, numbering

nl invocation. (line 82)

blanks, ignoring leading

sort invocation. (line 79)

block (space-padding)

dd invocation. (line 113)

block size

Block size. (line 6)

block size <1>

dd invocation. (line 34)

block size of conversion

dd invocation. (line 41)

block size of input

dd invocation. (line 26)

block size of output

dd invocation. (line 30)

block special check

File type tests. (line 10)

block special files

mknod invocation. (line 11)

block special files, creating

mknod invocation. (line 6)

BLOCKSIZE

Block size. (line 12)

BLOCK_SIZE

Block size. (line 12)

body, numbering

nl invocation. (line 17)

Bourne shell syntax for color setup

dircolors invocation.

(line 34)

breaks, cause interrupts

Input. (line 12)

breaks, ignoring

Input. (line 9)

brkint

Input. (line 12)

bs

dd invocation. (line 34)

BSD output

md5sum invocation. (line 99)

BSD sum

sum invocation. (line 25)

BSD tail

tail invocation. (line 26)

BSD touch compatibility

touch invocation. (line 66)

bsN

Output. (line 55)

btrfs file system type

df invocation. (line 211)

bugs, reporting

Introduction. (line 12)

built-in shell commands, conflicts with

mknod invocation. (line 20)

built-in shell commands, conflicts with <1>

stat invocation.

(line 15)

built-in shell commands, conflicts with <2>

echo invocation.

(line 11)

built-in shell commands, conflicts with <3>

printf invocation.

(line 16)

built-in shell commands, conflicts with <4>

test invocation.

(line 28)

built-in shell commands, conflicts with <5>

pwd invocation.

(line 30)

built-in shell commands, conflicts with <6>

nice invocation.

(line 38)

built-in shell commands, conflicts with <7>

kill invocation.

(line 13)

built-in shell commands, conflicts with <8>

sleep invocation.

(line 31)

byte count

wc invocation. (line 6)

byte-swapping

od invocation. (line 51)

byte-swapping <1>

dd invocation. (line 144)

c for character special file

mknod invocation. (line 34)

C shell syntax for color setup

dircolors invocation.

(line 40)

C-s/C-q flow control

Input. (line 40)

calendar date item

Calendar date items. (line 6)

calling combined multi-call program

Multi-call invocation.

(line 6)

canonical file name

readlink invocation. (line 6)

canonical file name <1>

realpath invocation. (line 6)

canonicalize a file name

readlink invocation. (line 6)

canonicalize a file name <1>

realpath invocation. (line 6)

case folding

sort invocation. (line 94)

case translation

Local. (line 36)

case, ignored in dates

General date syntax. (line 60)

cat

cat invocation. (line 6)

cbreak

Combination. (line 52)

cbs

dd invocation. (line 41)

CD-ROM file system type

df invocation. (line 215)

cdfs file system type

df invocation. (line 215)

cdtrdsr

Control. (line 44)

change or print terminal settings

stty invocation. (line 6)

change SELinux context

chcon invocation. (line 6)

changed files, verbosely describing

chgrp invocation. (line 24)

changed owners, verbosely describing

chown invocation. (line 73)

changing access permissions

chmod invocation. (line 6)

changing file attributes

Changing file attributes.

(line 6)

changing file ownership

chown invocation. (line 6)

changing file timestamps

touch invocation. (line 6)

changing group ownership

chown invocation. (line 6)

changing group ownership <1>

chgrp invocation. (line 6)

changing security context

chcon invocation. (line 6)

changing special mode bits

Changing Special Mode Bits.

(line 6)

character classes

Character sets. (line 74)

character count

wc invocation. (line 6)

character size

Control. (line 24)

character special check

File type tests. (line 13)

character special files

mknod invocation. (line 11)

character special files, creating

mknod invocation. (line 6)

characters, special

Characters. (line 6)

chcon

chcon invocation. (line 6)

check file types

test invocation. (line 6)

checking for sortedness

sort invocation. (line 39)

checking for sortedness <1>

sort invocation. (line 47)

checksum, 128-bit

md5sum invocation. (line 6)

checksum, 16-bit

sum invocation. (line 6)

checksum, 160-bit

sha1sum invocation. (line 6)

checksum, 224-bit

sha2 utilities. (line 6)

checksum, 256-bit

sha2 utilities. (line 6)

checksum, 384-bit

sha2 utilities. (line 6)

checksum, 512-bit

b2sum invocation. (line 6)

checksum, 512-bit <1>

sha2 utilities. (line 6)

chgrp

chgrp invocation. (line 6)

chmod

chmod invocation. (line 6)

chown

chown invocation. (line 6)

chroot

chroot invocation. (line 6)

cio

dd invocation. (line 200)

cksum

cksum invocation. (line 6)

clocal

Control. (line 38)

clock skew

Formatting file timestamps.

(line 11)

clock skew <1>

File timestamps. (line 39)

clone

cp invocation. (line 265)

cmspar

Control. (line 16)

cntrl

Character sets. (line 94)

color database, printing

dircolors invocation.

(line 45)

color setup

dircolors invocation.

(line 6)

color, distinguishing file types with

General output formatting.

(line 22)

cols

Special. (line 27)

column to wrap data after

base64 invocation. (line 22)

COLUMNS

General output formatting.

(line 126)

COLUMNS <1>

Special. (line 39)

columns

Special. (line 27)

combination settings

Combination. (line 6)

combined

Multi-call invocation.

(line 6)

combined date and time of day item

Combined date and time of day items.

(line 6)

comm

comm invocation. (line 6)

command-line operands to shuffle

shuf invocation. (line 19)

commands for controlling processes

Process control. (line 6)

commands for delaying

Delaying. (line 6)

commands for exit status

Conditions. (line 6)

commands for file name manipulation

File name manipulation.

(line 6)

commands for invoking other commands

Modified command invocation.

(line 6)

commands for printing text

Printing text. (line 6)

commands for printing the working context

Working context. (line 6)

commands for printing user information

User information. (line 6)

commands for redirection

Redirection. (line 6)

commands for SELinux context

SELinux context. (line 6)

commands for system context

System context. (line 6)

commas, outputting between files

General output formatting.

(line 101)

comments, in dates

General date syntax. (line 60)

common field, joining on

join invocation. (line 6)

common lines

comm invocation. (line 18)

common options

Common options. (line 6)

compare values

test invocation. (line 6)

comparing sorted files

comm invocation. (line 6)

comparison operators

Relations for expr. (line 22)

concatenate and write files

cat invocation. (line 6)

concurrent I/O

dd invocation. (line 200)

conditional executability

Conditional Executability.

(line 6)

conditions

Conditions. (line 6)

conflicts with shell built-ins

mknod invocation. (line 20)

conflicts with shell built-ins <1>

stat invocation. (line 15)

conflicts with shell built-ins <2>

echo invocation. (line 11)

conflicts with shell built-ins <3>

printf invocation. (line 16)

conflicts with shell built-ins <4>

test invocation. (line 28)

conflicts with shell built-ins <5>

pwd invocation. (line 30)

conflicts with shell built-ins <6>

nice invocation. (line 38)

conflicts with shell built-ins <7>

kill invocation. (line 13)

conflicts with shell built-ins <8>

sleep invocation. (line 31)

connectives, logical

Connectives for test.

(line 6)

connectives, logical <1>

Relations for expr. (line 6)

constant parity

Control. (line 16)

context splitting

csplit invocation. (line 6)

context, system

System context. (line 6)

control characters, using ^C

Local. (line 51)

control settings

Control. (line 6)

controlling terminal

dd invocation. (line 269)

conv

dd invocation. (line 86)

conversion block size

dd invocation. (line 41)

conversion specifiers, date

Date conversion specifiers.

(line 6)

conversion specifiers, literal

Literal conversion specifiers.

(line 6)

conversion specifiers, time

Time conversion specifiers.

(line 6)

converting tabs to spaces

expand invocation. (line 6)

converting while copying a file

dd invocation. (line 6)

cooked

Combination. (line 37)

Coordinated Universal Time

Options for date. (line 119)

copy on write

cp invocation. (line 265)

copying directories recursively

cp invocation. (line 96)

copying directories recursively <1>

cp invocation. (line 252)

copying existing permissions

Copying Permissions. (line 6)

copying files

cat invocation. (line 6)

copying files and directories

cp invocation. (line 6)

copying files and setting attributes

install invocation. (line 6)

core utilities

Top. (line 18)

count

dd invocation. (line 56)

count_bytes

dd invocation. (line 299)

COW

cp invocation. (line 265)

cp

cp invocation. (line 6)

crashes and corruption

sync invocation. (line 17)

CRC checksum

cksum invocation. (line 6)

cread

Control. (line 35)

creating directories

mkdir invocation. (line 6)

creating FIFOs (named pipes)

mkfifo invocation. (line 6)

creating links (hard only)

link invocation. (line 6)

creating links (hard or soft)

ln invocation. (line 6)

creating output file, avoiding

dd invocation. (line 161)

creating output file, requiring

dd invocation. (line 157)

crN

Output. (line 45)

crown margin

fmt invocation. (line 34)

crt

Combination. (line 75)

crterase

Local. (line 22)

crtkill

Local. (line 56)

crtscts

Control. (line 41)

csh syntax for color setup

dircolors invocation.

(line 40)

csN

Control. (line 24)

csplit

csplit invocation. (line 6)

cstopb

Control. (line 32)

ctime

File timestamps. (line 6)

ctime, printing or sorting by

Sorting the output. (line 13)

ctime, show the most recent

du invocation. (line 204)

ctlecho

Local. (line 51)

current working directory, printing

pwd invocation. (line 6)

cut

cut invocation. (line 6)

cyclic redundancy check

cksum invocation. (line 6)

data, erasing

shred invocation. (line 6)

database for color setup, printing

dircolors invocation.

(line 45)

date

date invocation. (line 6)

date and time of day format, ISO 8601

Combined date and time of day items.

(line 6)

date conversion specifiers

Date conversion specifiers.

(line 6)

date format, ISO 8601

Calendar date items. (line 30)

date input formats

Date input formats. (line 6)

date options

Options for date. (line 6)

date strings, debugging

Options for date. (line 25)

date strings, parsing

Options for date. (line 11)

day in date strings

Relative items in date strings.

(line 15)

day in date strings <1>

Relative items in date strings.

(line 29)

day of week item

Day of week items. (line 6)

dd

dd invocation. (line 6)

ddrescue

dd invocation. (line 348)

debugging date strings

Options for date. (line 25)

debugging, env -S

env invocation. (line 222)

dec

Combination. (line 78)

decctlq

Combination. (line 63)

Decode base64 data

base64 invocation. (line 30)

delay for a specified time

sleep invocation. (line 6)

delaying commands

Delaying. (line 6)

deleting characters

Squeezing and deleting.

(line 6)

dereferencing symbolic links

ln invocation. (line 42)

descriptor follow option

tail invocation. (line 55)

destination directory

Target directory. (line 15)

destination directory <1>

Target directory. (line 31)

destination directory <2>

cp invocation. (line 350)

destination directory <3>

cp invocation. (line 354)

destination directory <4>

install invocation. (line 125)

destination directory <5>

install invocation. (line 130)

destination directory <6>

mv invocation. (line 108)

destination directory <7>

mv invocation. (line 112)

destination directory <8>

ln invocation. (line 171)

destination directory <9>

ln invocation. (line 175)

destinations, multiple output

tee invocation. (line 6)

device file, disk

df invocation. (line 30)

df

df invocation. (line 6)

DF_BLOCK_SIZE

Block size. (line 12)

diagnostic

chcon invocation. (line 61)

dictionary order

sort invocation. (line 87)

differing lines

comm invocation. (line 18)

digit

Character sets. (line 96)

dir

dir invocation. (line 6)

dircolors

dircolors invocation.

(line 6)

direct

dd invocation. (line 206)

direct I/O

dd invocation. (line 206)

directories, copying

cp invocation. (line 6)

directories, copying recursively

cp invocation. (line 96)

directories, copying recursively <1>

cp invocation. (line 252)

directories, creating

mkdir invocation. (line 6)

directories, creating with given attributes

install invocation.

(line 67)

directories, removing

rm invocation. (line 35)

directories, removing (recursively)

rm invocation. (line 95)

directories, removing empty

rmdir invocation. (line 6)

directory

dd invocation. (line 214)

directory check

File type tests. (line 16)

directory components, printing

dirname invocation. (line 6)

directory deletion, ignoring failures

rmdir invocation. (line 17)

directory deletion, reporting

rmdir invocation. (line 31)

directory I/O

dd invocation. (line 214)

directory listing

ls invocation. (line 6)

directory listing, brief

dir invocation. (line 6)

directory listing, recursive

Which files are listed.

(line 90)

directory listing, verbose

vdir invocation. (line 6)

directory order, listing by

Sorting the output. (line 20)

directory, creating temporary

mktemp invocation. (line 6)

directory, stripping from file names

basename invocation. (line 6)

dired Emacs mode support

What information is listed.

(line 16)

dirname

dirname invocation. (line 6)

disabling special characters

Characters. (line 12)

disambiguating group names and IDs

Disambiguating names and IDs.

(line 6)

discard

Characters. (line 39)

discarding file cache

dd invocation. (line 231)

disk allocation

What information is listed.

(line 232)

disk device file

df invocation. (line 30)

disk usage

Disk usage. (line 6)

disk usage by file system

df invocation. (line 6)

disk usage for files

du invocation. (line 6)

disks, failing

dd invocation. (line 348)

displacement of dates

Relative items in date strings.

(line 6)

displaying text

echo invocation. (line 6)

displaying value of a symbolic link

readlink invocation. (line 6)

division

Numeric expressions. (line 16)

do nothing, successfully

true invocation. (line 6)

do nothing, unsuccessfully

false invocation. (line 6)

DOS file system

df invocation. (line 219)

double spacing

pr invocation. (line 74)

down columns

pr invocation. (line 49)

drain

Special. (line 30)

dsusp

Characters. (line 57)

dsync

dd invocation. (line 220)

DTR/DSR flow control

Control. (line 44)

du

du invocation. (line 6)

DU_BLOCK_SIZE

Block size. (line 12)

DVD file system type

df invocation. (line 215)

ebcdic, converting to

dd invocation. (line 98)

echo

echo invocation. (line 6)

echo <1>

Local. (line 18)

echoctl

Local. (line 51)

echoe

Local. (line 22)

echok

Local. (line 26)

echoke

Local. (line 56)

echonl

Local. (line 29)

echoprt

Local. (line 46)

effective user and group IDs, printing

id invocation. (line 6)

effective user ID, printing

whoami invocation. (line 6)

Eggert, Paul

Authors of parse_datetime.

(line 6)

eight-bit characters

Control. (line 24)

eight-bit characters <1>

Combination. (line 55)

eight-bit input

Input. (line 25)

ek

Combination. (line 22)

empty files, creating

touch invocation. (line 11)

empty lines, numbering

nl invocation. (line 82)

endianness

od invocation. (line 51)

entire files, output of

Output of entire files.

(line 6)

env

env invocation. (line 6)

env -S, and single quotes

env invocation. (line 213)

env -S, debugging

env invocation. (line 222)

env in scripts

env invocation. (line 137)

environment variables, printing

printenv invocation. (line 6)

environment, printing

env invocation. (line 50)

environment, running a program in a modified

env invocation.

(line 6)

eof

Characters. (line 30)

eol

Characters. (line 33)

eol2

Characters. (line 36)

epoch, for POSIX

Seconds since the Epoch.

(line 13)

epoch, seconds since

Time conversion specifiers.

(line 32)

equal string check

String tests. (line 22)

equal string check <1>

String tests. (line 25)

equivalence classes

Character sets. (line 113)

erase

Characters. (line 24)

erasing data

shred invocation. (line 6)

error messages, omitting

chown invocation. (line 79)

error messages, omitting <1>

chgrp invocation. (line 30)

error messages, omitting <2>

chmod invocation. (line 49)

evaluation of expressions

expr invocation. (line 6)

even parity

Control. (line 13)

evenp

Combination. (line 9)

exabyte, definition of

Block size. (line 106)

examples of date

Examples of date. (line 6)

examples of expr

Examples of expr. (line 6)

exbibyte, definition of

Block size. (line 109)

excl

dd invocation. (line 157)

excluding files from du

du invocation. (line 252)

excluding files from du <1>

du invocation. (line 257)

executable file check

Access permission tests.

(line 24)

executables and file type, marking

General output formatting.

(line 46)

execute/search permission

Mode Structure. (line 16)

execute/search permission, symbolic

Setting Permissions. (line 56)

existence-of-file check

File characteristic tests.

(line 9)

existing backup method

Backup options. (line 39)

exit status commands

Conditions. (line 6)

exit status of chroot

chroot invocation. (line 78)

exit status of env

env invocation. (line 142)

exit status of expr

expr invocation. (line 43)

exit status of false

false invocation. (line 6)

exit status of ls

ls invocation. (line 29)

exit status of mktemp

mktemp invocation. (line 128)

exit status of nice

nice invocation. (line 63)

exit status of nohup

nohup invocation. (line 48)

exit status of pathchk

pathchk invocation. (line 47)

exit status of printenv

printenv invocation. (line 23)

exit status of realpath

realpath invocation. (line 75)

exit status of runcon

runcon invocation. (line 50)

exit status of sort

sort invocation. (line 58)

exit status of stdbuf

stdbuf invocation. (line 69)

exit status of test

test invocation. (line 41)

exit status of timeout

timeout invocation. (line 65)

exit status of true

true invocation. (line 6)

exit status of tty

tty invocation. (line 20)

expand

expand invocation. (line 6)

expr

expr invocation. (line 6)

expression evaluation

test invocation. (line 6)

expression evaluation <1>

expr invocation. (line 6)

expressions, numeric

Numeric expressions. (line 6)

expressions, string

String expressions. (line 6)

ext2 file system type

df invocation. (line 211)

ext3 file system type

df invocation. (line 211)

ext4 file system type

df invocation. (line 211)

extended attributes, xattr

install invocation. (line 34)

extended attributes, xattr <1>

mv invocation. (line 33)

extension, sorting files by

Sorting the output. (line 65)

extproc

Local. (line 61)

factor

factor invocation. (line 6)

failure exit status

false invocation. (line 6)

false

false invocation. (line 6)

fat file system file

df invocation. (line 219)

fdatasync

dd invocation. (line 173)

ffN

Output. (line 63)

field separator character

sort invocation. (line 332)

fields, padding numeric

Padding and other flags.

(line 6)

FIFOs, creating

mkfifo invocation. (line 6)

file attributes, changing

Changing file attributes.

(line 6)

file characteristic tests

File characteristic tests.

(line 6)

file contents, dumping unambiguously

od invocation. (line 6)

file information, preserving

cp invocation. (line 235)

file information, preserving, extended attributes, xattr

cp invocation.

(line 169)

file mode bits, numeric

Numeric Modes. (line 6)

file name manipulation

File name manipulation.

(line 6)

file names, canonicalization

realpath invocation. (line 6)

file names, checking validity and portability

pathchk invocation.

(line 6)

file names, creating temporary

mktemp invocation. (line 6)

file names, stripping directory and suffix

basename invocation.

(line 6)

file offset radix

od invocation. (line 36)

file ownership, changing

chown invocation. (line 6)

file sizes

du invocation. (line 52)

file space usage

du invocation. (line 6)

file status

stat invocation. (line 6)

file system disk usage

df invocation. (line 6)

file system sizes

df invocation. (line 54)

file system space, retrieving current data more slowly

df invocation.

(line 174)

file system space, retrieving old data more quickly

df invocation.

(line 84)

file system status

stat invocation. (line 6)

file system types, limiting output to certain

df invocation.

(line 80)

file system types, limiting output to certain <1>

df invocation.

(line 194)

file system types, printing

df invocation. (line 200)

file systems

stat invocation. (line 28)

file systems and hard links

ln invocation. (line 6)

file systems, omitting copying to different

cp invocation. (line 378)

file timestamp resolution

File timestamps. (line 45)

file timestamps, changing

touch invocation. (line 6)

file type and executables, marking

General output formatting.

(line 46)

file type tests

File type tests. (line 6)

file type, marking

General output formatting.

(line 57)

file type, marking <1>

General output formatting.

(line 106)

file types

Special file types. (line 9)

file types, special

Special file types. (line 6)

file utilities

Top. (line 18)

files beginning with -, removing

rm invocation. (line 101)

files, copying

cp invocation. (line 6)

files, creating

truncate invocation. (line 11)

fingerprint, 128-bit

md5sum invocation. (line 6)

fingerprint, 160-bit

sha1sum invocation. (line 6)

fingerprint, 224-bit

sha2 utilities. (line 6)

fingerprint, 256-bit

sha2 utilities. (line 6)

fingerprint, 384-bit

sha2 utilities. (line 6)

fingerprint, 512-bit

b2sum invocation. (line 6)

fingerprint, 512-bit <1>

sha2 utilities. (line 6)

first in date strings

General date syntax. (line 22)

first part of files, outputting

head invocation. (line 6)

fixed-length records, converting to variable-length

dd invocation.

(line 41)

floating point

Floating point. (line 6)

flow control, hardware

Control. (line 41)

flow control, hardware <1>

Control. (line 44)

flow control, software

Input. (line 45)

flush

Characters. (line 39)

flushing, disabling

Local. (line 32)

flusho

Local. (line 67)

fmt

fmt invocation. (line 6)

fold

fold invocation. (line 6)

folding long input lines

fold invocation. (line 6)

footers, numbering

nl invocation. (line 17)

force deletion

shred invocation. (line 102)

formatting file contents

Formatting file contents.

(line 6)

formatting of numbers in seq

seq invocation. (line 28)

formatting times

pr invocation. (line 78)

formatting times <1>

date invocation. (line 20)

fortnight in date strings

Relative items in date strings.

(line 15)

fsync

dd invocation. (line 177)

fullblock

dd invocation. (line 289)

general date syntax

General date syntax. (line 6)

general numeric sort

sort invocation. (line 105)

gibibyte, definition of

Block size. (line 94)

gigabyte, definition of

Block size. (line 91)

giving away permissions

Umask and Protection.

(line 12)

GMT

Options for date. (line 119)

grand total of disk size, usage and available space

df invocation.

(line 180)

grand total of disk space

du invocation. (line 61)

graph

Character sets. (line 98)

Greenwich Mean Time

Options for date. (line 119)

group IDs, disambiguating

Disambiguating names and IDs.

(line 6)

group names, disambiguating

Disambiguating names and IDs.

(line 6)

group owner, default

Mode Structure. (line 27)

group ownership of installed files, setting

install invocation.

(line 73)

group ownership, changing

chown invocation. (line 6)

group ownership, changing <1>

chgrp invocation. (line 6)

group, permissions for

Setting Permissions. (line 25)

groups

groups invocation. (line 6)

growing files

tail invocation. (line 55)

hangups, immunity to

nohup invocation. (line 6)

hard link check

File characteristic tests.

(line 23)

hard link, defined

ln invocation. (line 32)

hard links

dd invocation. (line 278)

hard links to directories

ln invocation. (line 88)

hard links to symbolic links

ln invocation. (line 182)

hard links, counting in du

du invocation. (line 123)

hard links, creating

link invocation. (line 6)

hard links, creating <1>

ln invocation. (line 6)

hard links, preserving

cp invocation. (line 109)

hardware class

uname invocation. (line 42)

hardware flow control

Control. (line 41)

hardware flow control <1>

Control. (line 44)

hardware platform

uname invocation. (line 35)

hardware type

uname invocation. (line 42)

hat notation for control characters

Local. (line 51)

head

head invocation. (line 6)

head of output

shuf invocation. (line 31)

headers, numbering

nl invocation. (line 17)

help, online

Common options. (line 36)

hex dump of files

od invocation. (line 6)

holes, copying files with

cp invocation. (line 299)

holes, creating files with

truncate invocation. (line 13)

horizontal, listing files

General output formatting.

(line 111)

host processor type

uname invocation. (line 51)

hostid

hostid invocation. (line 6)

hostname

hostname invocation. (line 6)

hostname <1>

uname invocation. (line 47)

hour in date strings

Relative items in date strings.

(line 15)

human numeric sort

sort invocation. (line 126)

human-readable output

Block size. (line 42)

human-readable output <1>

What information is listed.

(line 116)

human-readable output <2>

df invocation. (line 59)

human-readable output <3>

du invocation. (line 96)

hup[cl]

Control. (line 28)

hurd, author, printing

What information is listed.

(line 10)

hyperlink, linking to files

General output formatting.

(line 61)

ibs

dd invocation. (line 26)

icanon

Local. (line 11)

icrnl

Input. (line 34)

id

id invocation. (line 6)

idle time

who invocation. (line 85)

IEEE floating point

Floating point. (line 6)

iexten

Local. (line 15)

if

dd invocation. (line 18)

iflag

dd invocation. (line 181)

ignbrk

Input. (line 9)

igncr

Input. (line 31)

ignore file systems

df invocation. (line 42)

Ignore garbage in base64 stream

base64 invocation. (line 36)

ignoring case

sort invocation. (line 94)

ignpar

Input. (line 15)

imaxbel

Input. (line 59)

immunity to hangups

nohup invocation. (line 6)

implementation, hardware

uname invocation. (line 35)

indenting lines

pr invocation. (line 180)

index

String expressions. (line 45)

information, about current users

who invocation. (line 6)

initial part of files, outputting

head invocation. (line 6)

initial tabs, converting

expand invocation. (line 46)

inlcr

Input. (line 28)

inode number, printing

What information is listed.

(line 123)

inode usage

df invocation. (line 69)

inode usage, dereferencing in du

du invocation. (line 102)

inode, and hard links

ln invocation. (line 32)

inodes, written buffered

sync invocation. (line 11)

inpck

Input. (line 22)

input block size

dd invocation. (line 26)

input encoding, UTF-8

Input. (line 37)

input range to shuffle

shuf invocation. (line 23)

input settings

Input. (line 6)

input tabs

pr invocation. (line 98)

install

install invocation. (line 6)

intr

Characters. (line 18)

invocation of commands, modified

Modified command invocation.

(line 6)

isig

Local. (line 7)

ISO 8601 date and time of day format

Combined date and time of day items.

(line 6)

ISO 8601 date format

Calendar date items. (line 30)

ISO/IEC 10646

printf invocation. (line 74)

ISO9660 file system type

df invocation. (line 215)

iso9660 file system type

df invocation. (line 215)

ispeed

Special. (line 16)

istrip

Input. (line 25)

items in date strings

General date syntax. (line 6)

iterations, selecting the number of

shred invocation. (line 106)

iuclc

Input. (line 50)

iutf8

Input. (line 37)

ixany

Input. (line 55)

ixoff

Input. (line 45)

ixon

Input. (line 40)

join

join invocation. (line 6)

kernel name

uname invocation. (line 66)

kernel release

uname invocation. (line 62)

kernel version

uname invocation. (line 77)

kibibyte, definition of

Block size. (line 82)

kibibytes for file sizes

du invocation. (line 111)

kibibytes for file system sizes

df invocation. (line 74)

kill

kill invocation. (line 6)

kill <1>

Characters. (line 27)

kilobyte, definition of

Block size. (line 78)

Knuth, Donald E.

fmt invocation. (line 19)

language, in dates

General date syntax. (line 36)

language, in dates <1>

General date syntax. (line 40)

last DAY

Day of week items. (line 15)

last DAY <1>

Options for date. (line 11)

last in date strings

General date syntax. (line 22)

last modified dates, displaying in du

du invocation. (line 197)

last part of files, outputting

tail invocation. (line 6)

lcase

Combination. (line 71)

LCASE

Combination. (line 71)

lcase, converting to

dd invocation. (line 124)

lchown

chown invocation. (line 106)

lchown <1>

chown invocation. (line 118)

lchown <2>

chgrp invocation. (line 34)

lchown <3>

chgrp invocation. (line 46)

LC_ALL

sort invocation. (line 23)

LC_ALL <1>

ls invocation. (line 17)

LC_COLLATE

sort invocation. (line 23)

LC_COLLATE <1>

uniq invocation. (line 21)

LC_COLLATE <2>

comm invocation. (line 12)

LC_COLLATE <3>

Sorting files for join.

(line 16)

LC_COLLATE <4>

Relations for expr. (line 22)

LC_CTYPE

sort invocation. (line 79)

LC_CTYPE <1>

sort invocation. (line 87)

LC_CTYPE <2>

sort invocation. (line 94)

LC_CTYPE <3>

sort invocation. (line 143)

LC_CTYPE <4>

printf invocation. (line 74)

LC_MESSAGES

pr invocation. (line 13)

LC_NUMERIC

Block size. (line 57)

LC_NUMERIC <1>

Floating point. (line 17)

LC_NUMERIC <2>

sort invocation. (line 105)

LC_NUMERIC <3>

sort invocation. (line 126)

LC_NUMERIC <4>

sort invocation. (line 160)

LC_NUMERIC <5>

printf invocation. (line 61)

LC_TIME

pr invocation. (line 85)

LC_TIME <1>

sort invocation. (line 150)

LC_TIME <2>

Formatting file timestamps.

(line 28)

LC_TIME <3>

Formatting file timestamps.

(line 73)

LC_TIME <4>

Formatting file timestamps.

(line 97)

LC_TIME <5>

du invocation. (line 219)

LC_TIME <6>

date invocation. (line 11)

leading directories, creating missing

install invocation. (line 67)

leading directory components, stripping

basename invocation.

(line 6)

leap seconds

touch invocation. (line 99)

leap seconds <1>

Time conversion specifiers.

(line 32)

leap seconds <2>

Time conversion specifiers.

(line 36)

leap seconds <3>

Options for date. (line 119)

leap seconds <4>

Examples of date. (line 104)

leap seconds <5>

General date syntax. (line 65)

leap seconds <6>

Time of day items. (line 14)

leap seconds <7>

Seconds since the Epoch.

(line 26)

left margin

pr invocation. (line 180)

length

String expressions. (line 50)

limiting output of du

du invocation. (line 74)

line

Special. (line 46)

line buffered

stdbuf invocation. (line 6)

line count

wc invocation. (line 6)

line numbering

nl invocation. (line 6)

line separator character

split invocation. (line 147)

line settings of terminal

stty invocation. (line 6)

line-breaking

fmt invocation. (line 19)

line-by-line comparison

comm invocation. (line 6)

LINES

Special. (line 39)

link

link invocation. (line 6)

links, creating

link invocation. (line 6)

links, creating <1>

ln invocation. (line 6)

Linux file system types

df invocation. (line 211)

literal conversion specifiers

Literal conversion specifiers.

(line 6)

litout

Combination. (line 59)

ln

ln invocation. (line 6)

ln format for nl

nl invocation. (line 93)

lnext

Characters. (line 66)

local file system types

df invocation. (line 211)

local settings

Local. (line 6)

logging out and continuing to run

nohup invocation. (line 6)

logical and operator

Connectives for test.

(line 29)

logical and operator <1>

Relations for expr. (line 17)

logical connectives

Connectives for test.

(line 6)

logical connectives <1>

Relations for expr. (line 6)

logical or operator

Connectives for test.

(line 33)

logical or operator <1>

Relations for expr. (line 11)

logical pages, numbering on

nl invocation. (line 12)

login name, printing

logname invocation. (line 6)

login sessions, printing users with

users invocation. (line 6)

login time

who invocation. (line 11)

logname

logname invocation. (line 6)

long ls format

What information is listed.

(line 131)

lower

Character sets. (line 100)

lowercase, translating to output

Output. (line 12)

ls

ls invocation. (line 6)

LS_BLOCK_SIZE

Block size. (line 12)

LS_COLORS

General output formatting.

(line 31)

LS_COLORS <1>

dircolors invocation.

(line 23)

lutimes

touch invocation. (line 70)

machine type

uname invocation. (line 42)

machine-readable stty output

stty invocation. (line 41)

MacKenzie, D.

Introduction. (line 29)

MacKenzie, David

Authors of parse_datetime.

(line 6)

Makefiles, installing programs in

install invocation. (line 29)

manipulating files

Basic operations. (line 6)

manipulation of file names

File name manipulation.

(line 6)

mark parity

Control. (line 16)

match

String expressions. (line 36)

matching patterns

String expressions. (line 11)

MD5

md5sum invocation. (line 6)

md5sum

md5sum invocation. (line 6)

mebibyte, definition of

Block size. (line 89)

mebibytes for file sizes

du invocation. (line 127)

megabyte, definition of

Block size. (line 86)

merging files

paste invocation. (line 6)

merging files in parallel

pr invocation. (line 6)

merging sorted files

sort invocation. (line 53)

message status

who invocation. (line 94)

message-digest, 128-bit

md5sum invocation. (line 6)

message-digest, 160-bit

sha1sum invocation. (line 6)

message-digest, 224-bit

sha2 utilities. (line 6)

message-digest, 256-bit

sha2 utilities. (line 6)

message-digest, 384-bit

sha2 utilities. (line 6)

message-digest, 512-bit

b2sum invocation. (line 6)

message-digest, 512-bit <1>

sha2 utilities. (line 6)

Meyering, J.

Introduction. (line 29)

Meyering, Jim

Authors of parse_datetime.

(line 6)

midnight in date strings

Time of day items. (line 21)

min

Special. (line 7)

minute in date strings

Relative items in date strings.

(line 15)

minutes, time zone correction by

Time of day items. (line 29)

mkdir

mkdir invocation. (line 6)

mkfifo

mkfifo invocation. (line 6)

mknod

mknod invocation. (line 6)

mktemp

mktemp invocation. (line 6)

modem control

Control. (line 38)

modes and umask

Umask and Protection.

(line 6)

modes of created directories, setting

mkdir invocation. (line 19)

modes of created FIFOs, setting

mkfifo invocation. (line 21)

modification timestamp, sorting files by

Sorting the output.

(line 36)

modified command invocation

Modified command invocation.

(line 6)

modified environment, running a program in a

env invocation.

(line 6)

modify time, changing

touch invocation. (line 85)

month in date strings

Relative items in date strings.

(line 15)

month names in date strings

Calendar date items. (line 38)

months, sorting by

sort invocation. (line 150)

months, written-out

General date syntax. (line 32)

MS-DOS file system

df invocation. (line 219)

MS-Windows file system

df invocation. (line 219)

mtime

File timestamps. (line 6)

mtime, changing

touch invocation. (line 85)

multicall

Multi-call invocation.

(line 6)

multicolumn output, generating

pr invocation. (line 6)

multiple changes to permissions

Multiple Changes. (line 6)

multiplication

Numeric expressions. (line 16)

multipliers after numbers

dd invocation. (line 323)

multithreaded sort

sort invocation. (line 361)

mv

mv invocation. (line 6)

name follow option

tail invocation. (line 55)

name of kernel

uname invocation. (line 66)

named pipe check

File type tests. (line 28)

named pipes, creating

mkfifo invocation. (line 6)

network node name

uname invocation. (line 47)

never interactive option

rm invocation. (line 56)

newer files, copying only

cp invocation. (line 359)

newer files, moving only

mv invocation. (line 84)

newer-than file check

File characteristic tests.

(line 15)

newline echoing after kill

Local. (line 26)

newline, echoing

Local. (line 29)

newline, translating to crlf

Output. (line 19)

newline, translating to return

Input. (line 28)

next DAY

Day of week items. (line 15)

next DAY <1>

Options for date. (line 11)

next in date strings

General date syntax. (line 22)

NFS file system type

df invocation. (line 206)

NFS mounts from BSD to HP-UX

What information is listed.

(line 240)

NFS mounts from BSD to HP-UX <1>

du invocation. (line 266)

nice

nice invocation. (line 6)

niceness

nice invocation. (line 6)

nl

nl invocation. (line 6)

nl <1>

Combination. (line 18)

nlN

Output. (line 39)

no dereference

chcon invocation. (line 26)

no-op

true invocation. (line 6)

noatime

dd invocation. (line 263)

nocache

dd invocation. (line 231)

nocreat

dd invocation. (line 161)

noctty

dd invocation. (line 269)

node name

uname invocation. (line 47)

noerror

dd invocation. (line 170)

noflsh

Local. (line 32)

nofollow

dd invocation. (line 275)

nohup

nohup invocation. (line 6)

nohup.out

nohup invocation. (line 6)

nohup.out <1>

nohup invocation. (line 20)

nolinks

dd invocation. (line 278)

non-directories, copying as special files

cp invocation. (line 96)

non-directories, copying as special files <1>

cp invocation.

(line 252)

non-directory suffix, stripping

dirname invocation. (line 6)

nonblock

dd invocation. (line 260)

nonblocking I/O

dd invocation. (line 260)

nonblocking stty setting

Special. (line 30)

none backup method

Backup options. (line 31)

none color option

General output formatting.

(line 24)

none dd status=

dd invocation. (line 72)

none hyperlink option

General output formatting.

(line 63)

none, sorting option for ls

Sorting the output. (line 51)

nonempty file check

File characteristic tests.

(line 12)

nonprinting characters, ignoring

sort invocation. (line 143)

nonzero-length string check

String tests. (line 19)

noon in date strings

Time of day items. (line 21)

not-equal string check

String tests. (line 28)

notrunc

dd invocation. (line 167)

now in date strings

Relative items in date strings.

(line 33)

noxfer dd status=

dd invocation. (line 76)

NO_NEW_PRIVS

runcon invocation. (line 22)

nproc

nproc invocation. (line 6)

NTFS file system

df invocation. (line 219)

ntfs file system file

df invocation. (line 219)

number of inputs to merge, nmerge

sort invocation. (line 262)

numbered backup method

Backup options. (line 35)

numbering lines

nl invocation. (line 6)

numbers, written-out

General date syntax. (line 22)

numeric expressions

Numeric expressions. (line 6)

numeric field padding

Padding and other flags.

(line 6)

numeric modes

Numeric Modes. (line 6)

numeric operations

Numeric operations. (line 6)

numeric sequences

seq invocation. (line 6)

numeric sort

sort invocation. (line 160)

numeric tests

Numeric tests. (line 6)

numeric uid and gid

What information is listed.

(line 222)

numeric user and group IDs

What information is listed.

(line 222)

numfmt

numfmt invocation. (line 6)

obs

dd invocation. (line 30)

ocrnl

Output. (line 16)

octal dump of files

od invocation. (line 6)

octal numbers for file modes

Numeric Modes. (line 6)

od

od invocation. (line 6)

odd parity

Control. (line 13)

oddp

Combination. (line 14)

of

dd invocation. (line 21)

ofdel

Output. (line 34)

ofill

Output. (line 30)

oflag

dd invocation. (line 185)

olcuc

Output. (line 12)

older-than file check

File characteristic tests.

(line 19)

once interactive option

rm invocation. (line 57)

one file system, restricting du to

du invocation. (line 263)

one file system, restricting rm to

rm invocation. (line 65)

one-line output format

df invocation. (line 148)

onlcr

Output. (line 19)

onlret

Output. (line 27)

onocr

Output. (line 23)

operating on characters

Operating on characters.

(line 6)

operating on sorted files

Operating on sorted files.

(line 6)

operating system name

uname invocation. (line 58)

opost

Output. (line 9)

option delimiter

Common options. (line 43)

options for date

Options for date. (line 6)

or operator

Connectives for test.

(line 33)

or operator <1>

Relations for expr. (line 11)

ordinal numbers

General date syntax. (line 22)

ospeed

Special. (line 19)

other permissions

Setting Permissions. (line 27)

output block size

dd invocation. (line 30)

output file name prefix

split invocation. (line 15)

output file name prefix <1>

csplit invocation. (line 61)

output file name suffix

csplit invocation. (line 65)

output format

stat invocation. (line 34)

output format <1>

stat invocation. (line 43)

output format, portable

df invocation. (line 148)

output NUL-byte-terminated lines

md5sum invocation. (line 128)

output NUL-byte-terminated lines <1>

readlink invocation. (line 65)

output NUL-byte-terminated lines <2>

du invocation. (line 26)

output NUL-byte-terminated lines <3>

basename invocation. (line 42)

output NUL-byte-terminated lines <4>

dirname invocation. (line 31)

output NUL-byte-terminated lines <5>

realpath invocation. (line 71)

output NUL-byte-terminated lines <6>

printenv invocation. (line 19)

output NUL-byte-terminated lines <7>

env invocation. (line 90)

output of entire files

Output of entire files.

(line 6)

output of parts of files

Output of parts of files.

(line 6)

output settings

Output. (line 6)

output tabs

pr invocation. (line 117)

overwriting of input, allowed

sort invocation. (line 288)

overwriting of input, allowed <1>

shuf invocation. (line 36)

owned by effective group ID check

Access permission tests.

(line 31)

owned by effective user ID check

Access permission tests.

(line 28)

owner of file, permissions for

Setting Permissions. (line 23)

owner, default

Mode Structure. (line 27)

ownership of installed files, setting

install invocation. (line 91)

p for FIFO file

mknod invocation. (line 28)

pad character

Output. (line 34)

pad instead of timing for delaying

Output. (line 30)

padding of numeric fields

Padding and other flags.

(line 6)

paragraphs, reformatting

fmt invocation. (line 6)

parenb

Control. (line 9)

parent directories and cp

cp invocation. (line 239)

parent directories, creating

mkdir invocation. (line 34)

parent directories, creating missing

install invocation. (line 67)

parent directories, removing

rmdir invocation. (line 22)

parentheses for grouping

expr invocation. (line 31)

parity

Combination. (line 10)

parity errors, marking

Input. (line 18)

parity, ignoring

Input. (line 15)

parmrk

Input. (line 18)

parodd

Control. (line 13)

parse_datetime

Date input formats. (line 6)

parsing date strings

Options for date. (line 11)

parts of files, output of

Output of parts of files.

(line 6)

pass8

Combination. (line 55)

paste

paste invocation. (line 6)

Paterson, R.

Introduction. (line 29)

PATH

env invocation. (line 28)

pathchk

pathchk invocation. (line 6)

pattern matching

String expressions. (line 11)

pebibyte, definition of

Block size. (line 104)

permission tests

Access permission tests.

(line 6)

permissions of installed files, setting

install invocation.

(line 79)

permissions, changing access

chmod invocation. (line 6)

permissions, copying existing

Copying Permissions. (line 6)

permissions, for changing file timestamps

touch invocation.

(line 21)

permissions, output by ls

What information is listed.

(line 179)

petabyte, definition of

Block size. (line 101)

phone directory order

sort invocation. (line 87)

pieces, splitting a file into

split invocation. (line 6)

Pinard, F.

Introduction. (line 29)

Pinard, F. <1>

Authors of parse_datetime.

(line 19)

pipe fitting

tee invocation. (line 6)

Plass, Michael F.

fmt invocation. (line 19)

platform, hardware

uname invocation. (line 35)

pm in date strings

Time of day items. (line 21)

portable file names, checking for

pathchk invocation. (line 6)

portable output format

df invocation. (line 148)

POSIX

Introduction. (line 11)

POSIX output format

df invocation. (line 148)

POSIXLY_CORRECT

Common options. (line 11)

POSIXLY_CORRECT <1>

Standards conformance.

(line 6)

POSIXLY_CORRECT <2>

pr invocation. (line 85)

POSIXLY_CORRECT <3>

sort invocation. (line 299)

POSIXLY_CORRECT <4>

sort invocation. (line 416)

POSIXLY_CORRECT <5>

dd invocation. (line 392)

POSIXLY_CORRECT <6>

echo invocation. (line 65)

POSIXLY_CORRECT <7>

printf invocation. (line 53)

POSIXLY_CORRECT <8>

id invocation. (line 15)

POSIXLY_CORRECT, and block size

Block size. (line 12)

pr

pr invocation. (line 6)

prime factors

factor invocation. (line 6)

print

Character sets. (line 102)

print machine hardware name

arch invocation. (line 6)

print name of current directory

pwd invocation. (line 6)

print system information

uname invocation. (line 6)

print terminal file name

tty invocation. (line 6)

Print the number of processors

nproc invocation. (line 6)

printenv

printenv invocation. (line 6)

printf

printf invocation. (line 6)

printing all or some environment variables

printenv invocation.

(line 6)

printing color database

dircolors invocation.

(line 45)

printing current user information

who invocation. (line 6)

printing current usernames

users invocation. (line 6)

printing groups a user is in

groups invocation. (line 6)

printing real and effective user and group IDs

id invocation.

(line 6)

printing text

echo invocation. (line 6)

printing text, commands for

Printing text. (line 6)

printing the current time

date invocation. (line 6)

printing the effective user ID

whoami invocation. (line 6)

printing the host identifier

hostid invocation. (line 6)

printing the hostname

hostname invocation. (line 6)

printing the system uptime and load

uptime invocation. (line 6)

printing user’s login name

logname invocation. (line 6)

printing, preparing files for

pr invocation. (line 6)

process zero-terminated items

head invocation. (line 54)

process zero-terminated items <1>

tail invocation. (line 186)

process zero-terminated items <2>

sort invocation. (line 384)

process zero-terminated items <3>

shuf invocation. (line 55)

process zero-terminated items <4>

uniq invocation. (line 139)

process zero-terminated items <5>

comm invocation. (line 88)

process zero-terminated items <6>

cut invocation. (line 94)

process zero-terminated items <7>

paste invocation. (line 72)

process zero-terminated items <8>

General options in join.

(line 93)

process zero-terminated items <9>

numfmt invocation. (line 115)

processes, commands for controlling

Process control. (line 6)

progress dd status=

dd invocation. (line 80)

prompting, and ln

ln invocation. (line 98)

prompting, and mv

mv invocation. (line 37)

prompting, and rm

rm invocation. (line 11)

prompts, forcing

mv invocation. (line 70)

prompts, omitting

mv invocation. (line 64)

prompts, omitting <1>

mv invocation. (line 77)

prterase

Local. (line 46)

ptx

ptx invocation. (line 6)

punct

Character sets. (line 104)

pure numbers in date strings

Pure numbers in date strings.

(line 6)

pwd

pwd invocation. (line 6)

quit

Characters. (line 21)

quoting style

Formatting the file names.

(line 34)

radix for file offsets

od invocation. (line 36)

random seed

Random sources. (line 31)

random sort

sort invocation. (line 189)

random source for shredding

shred invocation. (line 112)

random source for shuffling

shuf invocation. (line 42)

random source for sorting

sort invocation. (line 304)

random sources

Random sources. (line 6)

ranges

Character sets. (line 44)

raw

Combination. (line 43)

read errors, ignoring

dd invocation. (line 170)

read from stdin and write to stdout and files

tee invocation.

(line 6)

read permission

Mode Structure. (line 12)

read permission, symbolic

Setting Permissions. (line 52)

read system call, and holes

cp invocation. (line 299)

readable file check

Access permission tests.

(line 15)

readlink

readlink invocation. (line 6)

real user and group IDs, printing

id invocation. (line 6)

realpath

realpath invocation. (line 6)

realpath <1>

realpath invocation. (line 6)

realpath <2>

realpath invocation. (line 6)

realpath <3>

readlink invocation. (line 6)

record separator character

split invocation. (line 147)

recursive directory listing

Which files are listed.

(line 90)

recursively changing access permissions

chmod invocation. (line 73)

recursively changing file ownership

chown invocation. (line 150)

recursively changing group ownership

chgrp invocation. (line 77)

recursively copying directories

cp invocation. (line 96)

recursively copying directories <1>

cp invocation. (line 252)

redirection

Redirection. (line 6)

reference file

chcon invocation. (line 30)

reformatting paragraph text

fmt invocation. (line 6)

regular expression matching

String expressions. (line 11)

regular file check

File type tests. (line 19)

relations, numeric or string

Relations for expr. (line 6)

relative items in date strings

Relative items in date strings.

(line 6)

release of kernel

uname invocation. (line 62)

relpath

realpath invocation. (line 49)

remainder

Numeric expressions. (line 16)

remote hostname

who invocation. (line 11)

removing characters

Squeezing and deleting.

(line 6)

removing empty directories

rmdir invocation. (line 6)

removing files after shredding

shred invocation. (line 123)

removing files or directories

rm invocation. (line 6)

removing files or directories (via the unlink syscall)

unlink invocation.

(line 6)

removing permissions

Setting Permissions. (line 38)

repeat output values

shuf invocation. (line 47)

repeated characters

Character sets. (line 66)

repeated lines, outputting

uniq invocation. (line 63)

repeated output of a string

yes invocation. (line 6)

restricted deletion flag

Mode Structure. (line 49)

restricted security context

runcon invocation. (line 22)

return, ignoring

Input. (line 31)

return, translating to newline

Input. (line 34)

return, translating to newline <1>

Output. (line 16)

reverse sorting

sort invocation. (line 183)

reverse sorting <1>

Sorting the output. (line 27)

reversing files

tac invocation. (line 6)

rm

rm invocation. (line 6)

rmdir

rmdir invocation. (line 6)

rn format for nl

nl invocation. (line 95)

root as default owner

install invocation. (line 91)

root directory, allow recursive destruction

rm invocation. (line 88)

root directory, allow recursive modification

chown invocation.

(line 131)

root directory, allow recursive modification <1>

chgrp invocation.

(line 59)

root directory, allow recursive modification <2>

chmod invocation.

(line 58)

root directory, disallow recursive destruction

rm invocation.

(line 81)

root directory, disallow recursive modification

chown invocation.

(line 126)

root directory, disallow recursive modification <1>

chgrp invocation.

(line 54)

root directory, disallow recursive modification <2>

chmod invocation.

(line 53)

root directory, running a program in a specified

chroot invocation.

(line 6)

rows

Special. (line 22)

rprnt

Characters. (line 60)

RTS/CTS flow control

Control. (line 41)

run commands with bounded time

timeout invocation. (line 6)

run with security context

runcon invocation. (line 6)

runcon

runcon invocation. (line 6)

running a program in a modified environment

env invocation.

(line 6)

running a program in a specified root directory

chroot invocation.

(line 6)

rz format for nl

nl invocation. (line 97)

Salz, Rich

Authors of parse_datetime.

(line 6)

same file check

File characteristic tests.

(line 23)

sane

Combination. (line 26)

scheduling, affecting

nice invocation. (line 6)

screen columns

fold invocation. (line 14)

scripts arguments

env invocation. (line 137)

seconds since the epoch

Time conversion specifiers.

(line 32)

section delimiters of pages

nl invocation. (line 63)

security context

What information is listed.

(line 255)

security context <1>

cp invocation. (line 384)

security context <2>

install invocation. (line 96)

security context <3>

install invocation. (line 139)

security context <4>

mv invocation. (line 117)

security context <5>

mkdir invocation. (line 56)

security context <6>

mkfifo invocation. (line 28)

security context <7>

mknod invocation. (line 53)

security context <8>

id invocation. (line 51)

seek

dd invocation. (line 51)

seek_bytes

dd invocation. (line 311)

self-backups

cp invocation. (line 51)

SELinux

What information is listed.

(line 255)

SELinux <1>

install invocation. (line 96)

SELinux <2>

id invocation. (line 51)

SELinux context

SELinux context. (line 6)

SELinux, context

SELinux context. (line 6)

SELinux, restoring security context

mv invocation. (line 117)

SELinux, setting/restoring security context

cp invocation. (line 384)

SELinux, setting/restoring security context <1>

install invocation.

(line 139)

SELinux, setting/restoring security context <2>

mkdir invocation.

(line 56)

SELinux, setting/restoring security context <3>

mkfifo invocation.

(line 28)

SELinux, setting/restoring security context <4>

mknod invocation.

(line 53)

send a signal to processes

kill invocation. (line 6)

sentences and line-breaking

fmt invocation. (line 19)

separator for numbers in seq

seq invocation. (line 44)

seq

seq invocation. (line 6)

sequence of numbers

seq invocation. (line 6)

set-group-ID

Mode Structure. (line 43)

set-group-ID check

Access permission tests.

(line 9)

set-user-ID

Mode Structure. (line 38)

set-user-ID check

Access permission tests.

(line 18)

setgid

Mode Structure. (line 43)

setting permissions

Setting Permissions. (line 41)

setting the hostname

hostname invocation. (line 6)

setting the time

Setting the time. (line 6)

setuid

Mode Structure. (line 38)

setup for color

dircolors invocation.

(line 6)

sh syntax for color setup

dircolors invocation.

(line 34)

SHA-1

sha1sum invocation. (line 6)

SHA-2

sha2 utilities. (line 6)

sha1sum

sha1sum invocation. (line 6)

sha224sum

sha2 utilities. (line 6)

sha256sum

sha2 utilities. (line 6)

sha384sum

sha2 utilities. (line 6)

sha512sum

sha2 utilities. (line 6)

shebang arguments

env invocation. (line 137)

SHELL environment variable, and color

General output formatting.

(line 31)

SHELL environment variable, and color <1>

dircolors invocation.

(line 23)

shell utilities

Top. (line 18)

shred

shred invocation. (line 6)

shuf

shuf invocation. (line 6)

shuffling files

shuf invocation. (line 6)

SI output

Block size. (line 42)

SI output <1>

What information is listed.

(line 247)

SI output <2>

df invocation. (line 167)

SI output <3>

du invocation. (line 145)

signals, specifying

Signal specifications.

(line 6)

simple backup method

Backup options. (line 44)

SIMPLE_BACKUP_SUFFIX

Backup options. (line 49)

single quotes, and env -S

env invocation. (line 213)

single-column output of files

General output formatting.

(line 10)

size

Special. (line 39)

size for main memory sorting

sort invocation. (line 316)

size of file to shred

shred invocation. (line 117)

size of files, reporting

What information is listed.

(line 232)

size of files, sorting files by

Sorting the output. (line 32)

skip

dd invocation. (line 46)

skip_bytes

dd invocation. (line 305)

sleep

sleep invocation. (line 6)

socket check

File type tests. (line 31)

software flow control

Input. (line 45)

sort

sort invocation. (line 6)

sort field

sort invocation. (line 231)

sort stability

sort invocation. (line 12)

sort stability <1>

sort invocation. (line 309)

sort’s last-resort comparison

sort invocation. (line 12)

sort’s last-resort comparison <1>

sort invocation. (line 309)

sorted files, operations on

Operating on sorted files.

(line 6)

sorting files

sort invocation. (line 6)

sorting ls output

Sorting the output. (line 6)

space

Character sets. (line 106)

space parity

Control. (line 16)

sparse

dd invocation. (line 132)

sparse files, copying

cp invocation. (line 299)

sparse files, creating

truncate invocation. (line 13)

special characters

Characters. (line 6)

special file types

Special file types. (line 6)

special file types <1>

Special file types. (line 9)

special files

mknod invocation. (line 11)

special settings

Special. (line 6)

specifying sets of characters

Character sets. (line 6)

speed

Special. (line 49)

split

split invocation. (line 6)

splitting a file into pieces

split invocation. (line 6)

splitting a file into pieces by context

csplit invocation. (line 6)

squeezing blank lines

cat invocation. (line 36)

squeezing empty lines

cat invocation. (line 36)

squeezing repeat characters

Squeezing and deleting.

(line 6)

Stallman, R.

Introduction. (line 29)

standard input

Common options. (line 47)

standard output

Common options. (line 47)

standard streams, buffering

stdbuf invocation. (line 6)

start

Characters. (line 48)

stat

stat invocation. (line 6)

status

dd invocation. (line 66)

status <1>

Characters. (line 45)

status time, printing or sorting by

Sorting the output. (line 13)

status time, show the most recent

du invocation. (line 204)

stdbuf

stdbuf invocation. (line 6)

stick parity

Control. (line 16)

sticky

Mode Structure. (line 49)

sticky bit check

Access permission tests.

(line 12)

stop

Characters. (line 51)

stop bits

Control. (line 32)

strftime and date

date invocation. (line 20)

string constants, outputting

od invocation. (line 80)

string expressions

String expressions. (line 6)

string tests

String tests. (line 6)

strip directory and suffix from file names

basename invocation.

(line 6)

stripping non-directory suffix

dirname invocation. (line 6)

stripping symbol table information

install invocation. (line 113)

stripping trailing slashes

cp invocation. (line 332)

stripping trailing slashes <1>

mv invocation. (line 98)

stty

stty invocation. (line 6)

substr

String expressions. (line 40)

subtracting permissions

Setting Permissions. (line 38)

subtraction

Numeric expressions. (line 12)

successful exit

true invocation. (line 6)

suffix, stripping from file names

basename invocation. (line 6)

sum

sum invocation. (line 6)

summarizing files

Summarizing files. (line 6)

superblock, writing

sync invocation. (line 11)

supplementary groups, printing

groups invocation. (line 6)

susp

Characters. (line 54)

swab (byte-swapping)

dd invocation. (line 144)

swap space, saving text image in

Mode Structure. (line 49)

swtch

Characters. (line 42)

symbol table information, stripping

install invocation. (line 113)

symbol table information, stripping, program

install invocation.

(line 116)

symbolic (soft) links, creating

ln invocation. (line 6)

symbolic link check

File type tests. (line 23)

symbolic link to directory, controlling traversal of

Traversing symlinks.

(line 6)

symbolic link to directory, never traverse

Traversing symlinks.

(line 26)

symbolic link to directory, never traverse <1>

chown invocation.

(line 171)

symbolic link to directory, never traverse <2>

chgrp invocation.

(line 99)

symbolic link to directory, never traverse <3>

chcon invocation.

(line 56)

symbolic link to directory, traverse each that is encountered

Traversing symlinks.

(line 22)

symbolic link to directory, traverse each that is encountered <1>

chown invocation.

(line 158)

symbolic link to directory, traverse each that is encountered <2>

chgrp invocation.

(line 86)

symbolic link to directory, traverse each that is encountered <3>

chcon invocation.

(line 52)

symbolic link to directory, traverse if on the command line

Traversing symlinks.

(line 18)

symbolic link to directory, traverse if on the command line <1>

chown invocation.

(line 153)

symbolic link to directory, traverse if on the command line <2>

chgrp invocation.

(line 81)

symbolic link to directory, traverse if on the command line <3>

chcon invocation.

(line 47)

symbolic link, defined

ln invocation. (line 42)

symbolic links and ln

ln invocation. (line 182)

symbolic links and pwd

pwd invocation. (line 26)

symbolic links, changing group

chgrp invocation. (line 46)

symbolic links, changing owner

chown invocation. (line 83)

symbolic links, changing owner <1>

chown invocation. (line 106)

symbolic links, changing owner <2>

chown invocation. (line 118)

symbolic links, changing owner <3>

chgrp invocation. (line 34)

symbolic links, changing time

touch invocation. (line 70)

symbolic links, copying

cp invocation. (line 109)

symbolic links, copying <1>

cp invocation. (line 162)

symbolic links, copying with

cp invocation. (line 337)

symbolic links, dereferencing

Which files are listed.

(line 36)

symbolic links, dereferencing <1>

Which files are listed.

(line 41)

symbolic links, dereferencing <2>

Which files are listed.

(line 83)

symbolic links, dereferencing in du

du invocation. (line 117)

symbolic links, dereferencing in du <1>

du invocation. (line 133)

symbolic links, dereferencing in stat

stat invocation. (line 22)

symbolic links, following

dd invocation. (line 275)

symbolic links, permissions of

chmod invocation. (line 10)

symbolic modes

Symbolic Modes. (line 6)

symlinks, resolution

realpath invocation. (line 6)

sync

sync invocation. (line 6)

sync <1>

dd invocation. (line 228)

sync (padding with ASCII NULs)

dd invocation. (line 149)

Synchronize cached writes to persistent storage

sync invocation.

(line 6)

synchronize disk and memory

sync invocation. (line 6)

synchronized data and metadata I/O

dd invocation. (line 228)

synchronized data and metadata writes, before finishing

dd invocation.

(line 177)

synchronized data reads

dd invocation. (line 220)

synchronized data writes, before finishing

dd invocation. (line 173)

system context

System context. (line 6)

system information, printing

arch invocation. (line 6)

system information, printing <1>

nproc invocation. (line 6)

system information, printing <2>

uname invocation. (line 6)

system name, printing

hostname invocation. (line 6)

System V sum

sum invocation. (line 31)

tab stops, setting

expand invocation. (line 22)

tabN

Output. (line 51)

tabs

Combination. (line 66)

tabs to spaces, converting

expand invocation. (line 6)

tac

tac invocation. (line 6)

tagged paragraphs

fmt invocation. (line 40)

tail

tail invocation. (line 6)

tandem

Input. (line 45)

target directory

Target directory. (line 6)

target directory <1>

Target directory. (line 15)

target directory <2>

Target directory. (line 31)

target directory <3>

cp invocation. (line 350)

target directory <4>

cp invocation. (line 354)

target directory <5>

install invocation. (line 125)

target directory <6>

install invocation. (line 130)

target directory <7>

mv invocation. (line 108)

target directory <8>

mv invocation. (line 112)

target directory <9>

ln invocation. (line 171)

target directory <10>

ln invocation. (line 175)

tebibyte, definition of

Block size. (line 99)

tee

tee invocation. (line 6)

telephone directory order

sort invocation. (line 87)

temporary directory

sort invocation. (line 353)

temporary files and directories

mktemp invocation. (line 6)

terabyte, definition of

Block size. (line 96)

terminal check

File type tests. (line 34)

terminal file name, printing

tty invocation. (line 6)

terminal lines, currently used

who invocation. (line 11)

terminal settings

stty invocation. (line 6)

terminal, using color iff

General output formatting.

(line 25)

terminal, using hyperlink iff

General output formatting.

(line 64)

terse output

stat invocation. (line 54)

test

test invocation. (line 6)

text

dd invocation. (line 285)

text I/O

dd invocation. (line 285)

text image, saving in swap space

Mode Structure. (line 49)

text input files

md5sum invocation. (line 109)

text utilities

Top. (line 18)

text, displaying

echo invocation. (line 6)

text, reformatting

fmt invocation. (line 6)

this in date strings

Relative items in date strings.

(line 33)

time

touch invocation. (line 56)

time <1>

Special. (line 11)

time conversion specifiers

Time conversion specifiers.

(line 6)

time formats

pr invocation. (line 78)

time formats <1>

date invocation. (line 20)

time limit

timeout invocation. (line 6)

time of day item

Time of day items. (line 6)

time setting

Setting the time. (line 6)

time style

Formatting file timestamps.

(line 24)

time style <1>

du invocation. (line 214)

time units

timeout invocation. (line 56)

time units <1>

sleep invocation. (line 11)

time zone correction

Time of day items. (line 29)

time zone item

General date syntax. (line 40)

time zone item <1>

Time zone items. (line 6)

time, printing or setting

date invocation. (line 6)

timeout

timeout invocation. (line 6)

timestamps of installed files, preserving

install invocation.

(line 103)

timestamps, changing file

touch invocation. (line 6)

TIME_STYLE

Formatting file timestamps.

(line 103)

TIME_STYLE <1>

du invocation. (line 242)

TMPDIR

sort invocation. (line 64)

TMPDIR <1>

sort invocation. (line 353)

today in date strings

Relative items in date strings.

(line 33)

tomorrow

Options for date. (line 11)

tomorrow in date strings

Relative items in date strings.

(line 29)

topological sort

tsort invocation. (line 6)

tostop

Local. (line 41)

total counts

wc invocation. (line 12)

touch

touch invocation. (line 6)

tr

tr invocation. (line 6)

trailing slashes

Trailing slashes. (line 6)

translating characters

Translating. (line 6)

true

true invocation. (line 6)

truncate

truncate invocation. (line 6)

truncating output file, avoiding

dd invocation. (line 167)

truncating, file sizes

truncate invocation. (line 6)

tsort

tsort invocation. (line 6)

tty

tty invocation. (line 6)

two-way parity

Control. (line 9)

type size

od invocation. (line 121)

TZ

pr invocation. (line 91)

TZ <1>

Formatting file timestamps.

(line 17)

TZ <2>

touch invocation. (line 35)

TZ <3>

stat invocation. (line 197)

TZ <4>

who invocation. (line 26)

TZ <5>

date invocation. (line 16)

TZ <6>

Options for date. (line 119)

TZ <7>

Specifying time zone rules.

(line 6)

u, and disabling special characters

Characters. (line 12)

ucase, converting to

dd invocation. (line 127)

umask and modes

Umask and Protection.

(line 6)

uname

uname invocation. (line 6)

unblock

dd invocation. (line 118)

unexpand

unexpand invocation. (line 6)

Unicode

printf invocation. (line 74)

uniq

uniq invocation. (line 6)

unique lines, outputting

uniq invocation. (line 127)

uniquify files

uniq invocation. (line 6)

uniquifying output

sort invocation. (line 369)

Universal Time

Options for date. (line 119)

unlink

unlink invocation. (line 6)

unprintable characters, ignoring

sort invocation. (line 143)

unsorted directory listing

Sorting the output. (line 20)

upper

Character sets. (line 108)

uppercase, translating to lowercase

Input. (line 50)

uptime

uptime invocation. (line 6)

use time, changing

touch invocation. (line 48)

use time, printing or sorting files by

Sorting the output. (line 13)

use time, printing or sorting files by <1>

Sorting the output.

(line 43)

use time, show the most recent

du invocation. (line 204)

user IDs, disambiguating

Disambiguating names and IDs.

(line 6)

user information, commands for

User information. (line 6)

user name, printing

logname invocation. (line 6)

user names, disambiguating

Disambiguating names and IDs.

(line 6)

usernames, printing current

users invocation. (line 6)

users

users invocation. (line 6)

UTC

Options for date. (line 119)

utmp

logname invocation. (line 6)

utmp <1>

users invocation. (line 14)

utmp <2>

who invocation. (line 15)

valid file names, checking for

pathchk invocation. (line 6)

variable-length records, converting to fixed-length

dd invocation.

(line 41)

vdir

vdir invocation. (line 6)

verbose ls format

What information is listed.

(line 131)

verifying MD5 checksums

md5sum invocation. (line 76)

verifying MD5 checksums <1>

md5sum invocation. (line 82)

verifying MD5 checksums <2>

md5sum invocation. (line 90)

verifying MD5 checksums <3>

md5sum invocation. (line 118)

verifying MD5 checksums <4>

md5sum invocation. (line 123)

version number sort

sort invocation. (line 177)

version number, finding

Common options. (line 40)

version of kernel

uname invocation. (line 77)

version, sorting option for ls

Sorting the output. (line 58)

version-control Emacs variable

Backup options. (line 24)

VERSION_CONTROL

Backup options. (line 13)

VERSION_CONTROL <1>

cp invocation. (line 79)

VERSION_CONTROL <2>

install invocation. (line 41)

VERSION_CONTROL <3>

mv invocation. (line 59)

VERSION_CONTROL <4>

ln invocation. (line 82)

vertical sorted files in columns

General output formatting.

(line 16)

vtN

Output. (line 59)

wc

wc invocation. (line 6)

week in date strings

Relative items in date strings.

(line 15)

werase

Characters. (line 63)

who

who invocation. (line 6)

who am i

who invocation. (line 21)

whoami

whoami invocation. (line 6)

word count

wc invocation. (line 6)

working context

Working context. (line 6)

working directory, printing

pwd invocation. (line 6)

wrap data

base64 invocation. (line 22)

wrapping long input lines

fold invocation. (line 6)

writable file check

Access permission tests.

(line 21)

write permission

Mode Structure. (line 14)

write permission, symbolic

Setting Permissions. (line 54)

write, allowed

who invocation. (line 94)

wtmp

users invocation. (line 14)

wtmp <1>

who invocation. (line 15)

xcase

Local. (line 36)

xdigit

Character sets. (line 110)

xfs file system type

df invocation. (line 211)

XON/XOFF flow control

Input. (line 40)

year in date strings

Relative items in date strings.

(line 15)

yes

yes invocation. (line 6)

yesterday

Options for date. (line 11)

yesterday in date strings

Relative items in date strings.

(line 29)

yottabyte, definition of

Block size. (line 116)

Youmans, B.

Introduction. (line 29)

zero-length string check

String tests. (line 15)

zettabyte, definition of

Block size. (line 111)