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GNU Info
Info Node: (sh-utils.info)Index
(sh-utils.info)Index
Index
*****
!- Connectives for test.
!=- String tests.
%- Numeric expressions.
&- Relations for expr.
*- Numeric expressions.
+- Numeric expressions.
- <1>- su invocation.
- <2>- env invocation.
-- Numeric expressions.
--adjustment- nice invocation.
--all <1>- uname invocation.
--all <2>- who invocation.
--all- stty invocation.
--append- tee invocation.
--boot- who invocation.
--command- su invocation.
--count- who invocation.
--date- Options for date.
--dead- who invocation.
--fast- su invocation.
--file <1>- Options for date.
--file- stty invocation.
--format=FORMAT- seq invocation.
--group- id invocation.
--groups- id invocation.
--heading- who invocation.
--help- Common options.
--idle- who invocation.
--ignore-environment- env invocation.
--ignore-interrupts- tee invocation.
--iso-8601[=TIMESPEC]- Options for date.
--login <1>- su invocation.
--login- who invocation.
--lookup- who invocation.
--machine- uname invocation.
--mesg- who invocation.
--message- who invocation.
--name- id invocation.
--nodename- uname invocation.
--portability- pathchk invocation.
--preserve-environment- su invocation.
--process- who invocation.
--processor- uname invocation.
--quiet- tty invocation.
--real- id invocation.
--reference- Options for date.
--release- uname invocation.
--rfc-822- Options for date.
--runlevel- who invocation.
--save- stty invocation.
--set- Options for date.
--shell- su invocation.
--short- who invocation.
--silent- tty invocation.
--sysname- uname invocation.
--time- who invocation.
--universal- Options for date.
--user- id invocation.
--users- who invocation.
--utc- Options for date.
--version- Common options.
--writable- who invocation.
-a <1>- uname invocation.
-a <2>- who invocation.
-a <3>- stty invocation.
-a <4>- tee invocation.
-a- Connectives for test.
-ADJUSTMENT- nice invocation.
-b <1>- who invocation.
-b- File type tests.
-c <1>- su invocation.
-c- File type tests.
-d <1>- Options for date.
-d <2>- who invocation.
-d- File type tests.
-e <1>- File characteristics tests.
-e- echo invocation.
-ef- File characteristics tests.
-eq- Numeric tests.
-f <1>- su invocation.
-f- Options for date.
-F- stty invocation.
-f- File type tests.
-f FORMAT- seq invocation.
-G- id invocation.
-g <1>- id invocation.
-g- stty invocation.
-G- Access permission tests.
-g- Access permission tests.
-ge- Numeric tests.
-gt- Numeric tests.
-H- who invocation.
-h- File type tests.
-i <1>- env invocation.
-i <2>- who invocation.
-i- tee invocation.
-I[TIMESPEC]- Options for date.
-k- Access permission tests.
-l <1>- su invocation.
-l- who invocation.
-L- File type tests.
-le- Numeric tests.
-lt- Numeric tests.
-m <1>- su invocation.
-m <2>- uname invocation.
-m- who invocation.
-n <1>- nice invocation.
-n <2>- uname invocation.
-n <3>- id invocation.
-n <4>- String tests.
-n- echo invocation.
-ne- Numeric tests.
-nt- File characteristics tests.
-o- Connectives for test.
-O- Access permission tests.
-ot- File characteristics tests.
-p <1>- su invocation.
-p <2>- uname invocation.
-p <3>- who invocation.
-p <4>- pathchk invocation.
-p- File type tests.
-q- who invocation.
-r <1>- uname invocation.
-r- Options for date.
-R- Options for date.
-r <1>- who invocation.
-r <2>- id invocation.
-r- Access permission tests.
-s <1>- su invocation.
-s <2>- uname invocation.
-s <3>- Options for date.
-s <4>- who invocation.
-s <5>- tty invocation.
-s- File characteristics tests.
-S- File type tests.
-su- su invocation.
-T- who invocation.
-t <1>- who invocation.
-t- File type tests.
-u <1>- env invocation.
-u <2>- Options for date.
-u <3>- who invocation.
-u <4>- id invocation.
-u- Access permission tests.
-unset- env invocation.
-v- uname invocation.
-w <1>- who invocation.
-w- Access permission tests.
-x- Access permission tests.
-z- String tests.
.cshrc- su invocation.
/- Numeric expressions.
/bin/sh- su invocation.
/etc/passwd- su invocation.
/etc/shells- su invocation.
/var/log/wtmp <1>- who invocation.
/var/log/wtmp- users invocation.
/var/run/utmp <1>- who invocation.
/var/run/utmp <2>- users invocation.
/var/run/utmp- logname invocation.
<- Relations for expr.
<=- Relations for expr.
= <1>- Relations for expr.
=- String tests.
==- Relations for expr.
>- Relations for expr.
>=- Relations for expr.
\( regexp operator- String expressions.
\+ regexp operator- String expressions.
\0ooo- printf invocation.
\0xhhh- printf invocation.
\? regexp operator- String expressions.
\c- printf invocation.
\uhhhh- printf invocation.
\Uhhhhhhhh- printf invocation.
\| regexp operator- String expressions.
abbreviations for months- Calendar date items.
access permission tests- Access permission tests.
addition- Numeric expressions.
ago in date strings- Relative items in date strings.
am i- who invocation.
am in date strings- Time of day items.
and operator <1>- Relations for expr.
and operator- Connectives for test.
appropriate privileges <1>- nice invocation.
appropriate privileges <2>- hostname invocation.
appropriate privileges- Setting the time.
arbitrary date strings, parsing- Options for date.
arbitrary text, displaying- echo invocation.
arithmetic tests- Numeric tests.
authors of getdate- Authors of getdate.
background jobs, stopping at terminal write- Local.
backslash escapes- echo invocation.
basename- basename invocation.
baud rate, setting- Special.
beeping at input buffer full- Input.
beginning of time- Time directives.
beginning of time, for Unix- Date input formats.
Bellovin, Steven M.- Authors of getdate.
Berets, Jim- Authors of getdate.
Berry, K.- Authors of getdate.
Berry, Karl- Introduction.
block special check- File type tests.
breaks, cause interrupts- Input.
breaks, ignoring- Input.
brkint- Input.
bsN- Output.
bugs, reporting- Introduction.
built-in shell commands, conflicts with <1>- nice invocation.
built-in shell commands, conflicts with <2>- pwd invocation.
built-in shell commands, conflicts with- test invocation.
C-s/C-q flow control- Input.
calendar date item- Calendar date items.
case translation- Local.
case, ignored in dates- General date syntax.
cbreak- Combination.
change or print terminal settings- stty invocation.
character size- Control.
character special check- File type tests.
characters, special- Characters.
check file types- test invocation.
chroot- chroot invocation.
clocal- Control.
cols- Special.
COLUMNS- Special.
columns- Special.
combination settings- Combination.
commands for delaying- Delaying.
commands for exit status- Conditions.
commands for file name manipulation- File name manipulation.
commands for invoking other commands- Modified command invocation.
commands for printing text- Printing text.
commands for printing the working context- Working context.
commands for printing user information- User information.
commands for redirection- Redirection.
commands for system context- System context.
comments, in dates- General date syntax.
common options- Common options.
compare values- test invocation.
comparison operators- Relations for expr.
conditions- Conditions.
conflicts with shell built-ins <1>- nice invocation.
conflicts with shell built-ins <2>- pwd invocation.
conflicts with shell built-ins- test invocation.
connectives, logical <1>- Relations for expr.
connectives, logical- Connectives for test.
context, system- System context.
control characters, using ^C- Local.
control settings- Control.
cooked- Combination.
Coordinated Universal Time <1>- Options for date.
Coordinated Universal Time- Time zone items.
cread- Control.
crN- Output.
crt- Combination.
crterase- Local.
crtkill- Local.
crtscts- Control.
csN- Control.
cstopb- Control.
ctlecho- Local.
current working directory, printing- pwd invocation.
date- date invocation.
date directives- Date directives.
date format, ISO 8601- Calendar date items.
date input formats- Date input formats.
date options- Options for date.
date strings, parsing- Options for date.
day in date strings- Relative items in date strings.
day of week item- Day of week items.
daylight-saving time- Time zone items.
dec- Combination.
decctlq- Combination.
delay for a specified time- sleep invocation.
delaying commands- Delaying.
destinations, multiple output- tee invocation.
directives, date- Date directives.
directives, literal- Literal directives.
directives, time- Time directives.
directory check- File type tests.
directory components, printing- dirname invocation.
directory, stripping from file names- basename invocation.
dirname- dirname invocation.
disabling special characters- Characters.
displacement of dates- Relative items in date strings.
displaying text- echo invocation.
division- Numeric expressions.
do nothing, successfully- true invocation.
do nothing, unsuccessfully- false invocation.
dsusp- Characters.
echo <1>- Local.
echo- echo invocation.
echoctl- Local.
echoe- Local.
echok- Local.
echoke- Local.
echonl- Local.
echoprt- Local.
effective uid and gid, printing- id invocation.
effective UID, printing- whoami invocation.
Eggert, Paul- Authors of getdate.
eight-bit characters <1>- Combination.
eight-bit characters- Control.
eight-bit input- Input.
ek- Combination.
env- env invocation.
environment variables, printing- printenv invocation.
environment, preserving- su invocation.
environment, printing- env invocation.
environment, running a program in a modified- env invocation.
eof- Characters.
eol- Characters.
eol2- Characters.
epoch, for Unix- Date input formats.
epoch, seconds since- Time directives.
equal string check- String tests.
erase- Characters.
evaluation of expressions- expr invocation.
even parity- Control.
evenp- Combination.
examples of date- Examples of date.
examples of expr- Examples of expr.
executable file check- Access permission tests.
existence-of-file check- File characteristics tests.
exit status commands- Conditions.
exit status of expr- expr invocation.
exit status of false- false invocation.
exit status of pathchk- pathchk invocation.
exit status of printenv- printenv invocation.
exit status of true- true invocation.
exit status of tty- tty invocation.
expr- expr invocation.
expression evaluation <1>- expr invocation.
expression evaluation- test invocation.
expressions, numeric- Numeric expressions.
expressions, string- String expressions.
factor- factor invocation.
failure exit status- false invocation.
false- false invocation.
fascism- su invocation.
ffN- Output.
fields, padding numeric- Padding.
file characteristics tests- File characteristics tests.
file name manipulation- File name manipulation.
file name pattern expansion, disabled- su invocation.
file names, checking validity and portability- pathchk invocation.
file names, stripping directory and suffix- basename invocation.
file type tests- File type tests.
first in date strings- General date syntax.
flow control, hardware- Control.
flow control, software- Input.
flushing, disabling- Local.
formatting of numbers in seq- seq invocation.
formatting times- date invocation.
fortnight in date strings- Relative items in date strings.
general date syntax- General date syntax.
getdate- Date input formats.
globbing, disabled- su invocation.
GMT- Options for date.
Greenwich Mean Time <1>- Options for date.
Greenwich Mean Time- Time zone items.
group wheel, not supported- su invocation.
groups- groups invocation.
hangups, immunity to- nohup invocation.
hard link check- File characteristics tests.
hardware flow control- Control.
hardware type- uname invocation.
hat notation for control characters- Local.
help, online- Common options.
history- Introduction.
HOME- su invocation.
host processor type- uname invocation.
hostid- hostid invocation.
hostname <1>- hostname invocation.
hostname- uname invocation.
hour in date strings- Relative items in date strings.
hup[cl]- Control.
icanon- Local.
icrnl- Input.
id- id invocation.
idle time- who invocation.
iexten- Local.
ignbrk- Input.
igncr- Input.
ignpar- Input.
imaxbel- Input.
immunity to hangups- nohup invocation.
index- String expressions.
information, about current users- who invocation.
inlcr- Input.
inpck- Input.
input settings- Input.
intr- Characters.
introduction- Introduction.
invocation of commands, modified- Modified command invocation.
isig- Local.
ISO 8601 date format- Calendar date items.
ispeed- Special.
istrip- Input.
items in date strings- General date syntax.
iuclc- Input.
ixany- Input.
ixoff- Input.
ixon- Input.
kill- Characters.
last DAY <1>- Options for date.
last DAY- Day of week items.
last in date strings- General date syntax.
LCASE- Combination.
lcase- Combination.
leading directory components, stripping- basename invocation.
length- String expressions.
line- Special.
line settings of terminal- stty invocation.
LINES- Special.
literal directives- Literal directives.
litout- Combination.
lnext- Characters.
local settings- Local.
logging out and continuing to run- nohup invocation.
logical and operator <1>- Relations for expr.
logical and operator- Connectives for test.
logical connectives <1>- Relations for expr.
logical connectives- Connectives for test.
logical or operator <1>- Relations for expr.
logical or operator- Connectives for test.
login name, printing- logname invocation.
login sessions, printing users with- users invocation.
login shell- su invocation.
login shell, creating- su invocation.
login time- who invocation.
LOGNAME- su invocation.
logname- logname invocation.
lowercase, translating to output- Output.
machine type- uname invocation.
machine-readable stty output- stty invocation.
MacKenzie, David <1>- Authors of getdate.
MacKenzie, David- Introduction.
manipulation of file names- File name manipulation.
match- String expressions.
matching patterns- String expressions.
message status- who invocation.
Meyering, Jim <1>- Authors of getdate.
Meyering, Jim- Introduction.
midnight in date strings- Time of day items.
min- Special.
minute in date strings- Relative items in date strings.
minutes, time zone correction by- Time of day items.
MIT AI lab- su invocation.
modem control- Control.
modified command invocation- Modified command invocation.
modified environment, running a program in a- env invocation.
modifying scheduling priority- nice invocation.
month in date strings- Relative items in date strings.
month names in date strings- Calendar date items.
months, written-out- General date syntax.
multiplication- Numeric expressions.
name of operating system- uname invocation.
named pipe check- File type tests.
network node name- uname invocation.
newer-than file check- File characteristics tests.
newline echoing after kill- Local.
newline, echoing- Local.
newline, translating to crlf- Output.
newline, translating to return- Input.
next DAY <1>- Options for date.
next DAY- Day of week items.
next in date strings- General date syntax.
nice- nice invocation.
nl- Combination.
nlN- Output.
no-op- true invocation.
node name- uname invocation.
noflsh- Local.
nohup- nohup invocation.
nohup.out- nohup invocation.
non-directory suffix, stripping- dirname invocation.
nonempty file check- File characteristics tests.
nonzero-length string check- String tests.
noon in date strings- Time of day items.
not-equal string check- String tests.
now in date strings- Relative items in date strings.
numbers, written-out- General date syntax.
numeric expressions- Numeric expressions.
numeric field padding- Padding.
numeric operations- Numeric operations.
numeric sequences- seq invocation.
numeric tests- Numeric tests.
ocrnl- Output.
odd parity- Control.
oddp- Combination.
ofdel- Output.
ofill- Output.
olcuc- Output.
older-than file check- File characteristics tests.
onlcr- Output.
onlret- Output.
onocr- Output.
operating system name- uname invocation.
operating system release- uname invocation.
operating system version- uname invocation.
opost- Output.
options for date- Options for date.
or operator <1>- Relations for expr.
or operator- Connectives for test.
ordinal numbers- General date syntax.
ospeed- Special.
output settings- Output.
owned by effective gid check- Access permission tests.
owned by effective uid check- Access permission tests.
pad character- Output.
pad instead of timing for delaying- Output.
padding of numeric fields- Padding.
parenb- Control.
parentheses for grouping- expr invocation.
parity- Combination.
parity errors, marking- Input.
parity, ignoring- Input.
parmrk- Input.
parodd- Control.
parsing date strings- Options for date.
pass8- Combination.
passwd entry, and su shell- su invocation.
PATH <1>- su invocation.
PATH- env invocation.
pathchk- pathchk invocation.
pattern matching- String expressions.
permission tests- Access permission tests.
Pinard, F.- Authors of getdate.
Pinard, Franc,ois- Introduction.
pipe fitting- tee invocation.
pm in date strings- Time of day items.
portable file names, checking for- pathchk invocation.
POSIX.2- Introduction.
prime factors- factor invocation.
print name of current directory- pwd invocation.
print system information- uname invocation.
print terminal file name- tty invocation.
printenv- printenv invocation.
printf- printf invocation.
printing all or some environment variables- printenv invocation.
printing current user information- who invocation.
printing current usernames- users invocation.
printing groups a user is in- groups invocation.
printing real and effective uid and gid- id invocation.
printing text- echo invocation.
printing text, commands for- Printing text.
printing the current time- date invocation.
printing the effective UID- whoami invocation.
printing the host identifier- hostid invocation.
printing the hostname- hostname invocation.
printing user's login name- logname invocation.
priority, modifying- nice invocation.
prterase- Local.
pure numbers in date strings- Pure numbers in date strings.
pwd- pwd invocation.
quit- Characters.
quote- String expressions.
raw- Combination.
read from stdin and write to stdout and files- tee invocation.
readable file check- Access permission tests.
real uid and gid, printing- id invocation.
redirection- Redirection.
regular expression matching- String expressions.
regular file check- File type tests.
relations, numeric or string- Relations for expr.
relative items in date strings- Relative items in date strings.
release of operating system- uname invocation.
remainder- Numeric expressions.
remote hostname- who invocation.
repeated output of a string- yes invocation.
restricted shell- su invocation.
return, ignoring- Input.
return, translating to newline <1>- Output.
return, translating to newline- Input.
root directory, running a program in a specified- chroot invocation.
root, becoming- su invocation.
rows- Special.
rprnt- Characters.
RTS/CTS flow control- Control.
running a program in a modified environment- env invocation.
running a program in a specified root directory- chroot invocation.
Salz, Rich- Authors of getdate.
same file check- File characteristics tests.
sane- Combination.
scheduling priority, modifying- nice invocation.
seconds since the epoch- Time directives.
separator for numbers in seq- seq invocation.
seq- seq invocation.
sequence of numbers- seq invocation.
set-group-id check- Access permission tests.
set-user-id check- Access permission tests.
setting the hostname- hostname invocation.
setting the time- Setting the time.
SHELL- su invocation.
shell utilities- Top.
size- Special.
sleep- sleep invocation.
socket check- File type tests.
software flow control- Input.
special characters- Characters.
special settings- Special.
speed- Special.
Stallman, Richard- Introduction.
start- Characters.
sticky bit check- Access permission tests.
stop- Characters.
stop bits- Control.
strftime and date- date invocation.
string expressions- String expressions.
string tests- String tests.
strip directory and suffix from file names- basename invocation.
stripping non-directory suffix- dirname invocation.
stty- stty invocation.
su- su invocation.
substitute user and group ids- su invocation.
substr- String expressions.
subtraction- Numeric expressions.
successful exit- true invocation.
suffix, stripping from file names- basename invocation.
super-user, becoming- su invocation.
supplementary groups, printing- groups invocation.
susp- Characters.
swtch- Characters.
symbolic link check- File type tests.
symbolic links and pwd- pwd invocation.
syslog- su invocation.
system context- System context.
system information, printing- uname invocation.
system name, printing- hostname invocation.
tabN- Output.
tabs- Combination.
tandem- Input.
tee- tee invocation.
TERM- su invocation.
terminal check- File type tests.
terminal file name, printing- tty invocation.
terminal lines, currently used- who invocation.
terminal settings- stty invocation.
test- test invocation.
text, displaying- echo invocation.
this in date strings- Relative items in date strings.
time- Special.
time directives- Time directives.
time formats- date invocation.
time of day item- Time of day items.
time setting- Setting the time.
time units- sleep invocation.
time zone correction- Time of day items.
time zone item- Time zone items.
time, printing or setting- date invocation.
today in date strings- Relative items in date strings.
tomorrow- Options for date.
tomorrow in date strings- Relative items in date strings.
tostop- Local.
true- true invocation.
tty- tty invocation.
Twenex- su invocation.
two-way parity- Control.
u, and disabling special characters- Characters.
uname- uname invocation.
Universal Coordinated Time- Time zone items.
Universal Time (Coordinated)- Time zone items.
uppercase, translating to lowercase- Input.
USER- su invocation.
user id, switching- su invocation.
user information, commands for- User information.
user name, printing- logname invocation.
usernames, printing current- users invocation.
users- users invocation.
UTC- Options for date.
utilities for shell programming- Top.
utmp- logname invocation.
valid file names, checking for- pathchk invocation.
version number, finding- Common options.
version of operating system- uname invocation.
vtN- Output.
week in date strings- Relative items in date strings.
werase- Characters.
wheel group, not supported- su invocation.
who- who invocation.
who am i- who invocation.
whoami- whoami invocation.
working context- Working context.
working directory, printing- pwd invocation.
writable file check- Access permission tests.
write, allowed- who invocation.
xcase- Local.
XON/XOFF flow control- Input.
year in date strings- Relative items in date strings.
yes- yes invocation.
yesterday- Options for date.
yesterday in date strings- Relative items in date strings.
zero-length string check- String tests.
|- Relations for expr.
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