tput
[options
]capname
[arguments
]
Print the value of the terminal capability
capname
(and its associated numeric or string
arguments
) from the
terminfo
database.
capname
is a
terminfo
capability such as
clear
or
col
. (See the Nutshell Handbook,
termcap & terminfo
.) The last four options are mutually exclusive and are not used when specifying a
capname
. Exit statuses are: 0 when a Boolean
capname
is set to true or when a string
capname
is defined; 1 when a Boolean is false or when a string is undefined; 2 for usage errors; 3 for unknown terminal
type
; 4 for unknown
capname
.
type
Print the capabilities of terminal
type
(default is the terminal in use).
Read
capname
from standard input (this allows
tput
to evaluate more than one
capname
).
Print initialization strings and expand tabs.
Print reset strings if present; act like init if not.
Print the terminal's long name.
Show the number of columns for the xterm window:
tput -Txterm cols
Define shell variable restart to reset terminal characteristics:
restart=`tput reset`