tty_columns

Package: WA2L/edrc 1.5.57
Section: Library Commands (3)
Updated: 22 February 2014
Index Return to Main Contents

 

NAME

tty_columns - return the current width of the terminal (tty)

 

SYNOPSIS

edrc/lib/tty_columns [ -h ]

tty_columns

 

AVAILABILITY

WA2L/edrc

 

DESCRIPTION

returns the current width of the terminal (tty).

In some circumstances the $COLUMN environment variable does not contain the correct width of the terminal, tty_columns does.

 

OPTIONS

-h
print usage message.

 

ENVIRONMENT

-

 

EXIT STATUS

0
no error.

4
usage message printed.

 

FILES

/dev/tty
terminal device file. This device file is read if the resolution of the current pseudo device of the terminal is not possible.

 

EXAMPLES

-

 

SEE ALSO

edrcintro(1), tty_variable(3), tty(1), stty(1)

 

NOTES

tty_columns calls the command tty_variable columns internally, to resolve the terminal width. Therefore tty_variable(3) can be used to replace the call to tty_columns.

 

BUGS

-

 

AUTHOR

tty_columns was developed by Christian Walther. Send suggestions and bug reports to wa2l@users.sourceforge.net . 

 

COPYRIGHT

Copyright © 2014 Christian Walther

This is free software; see edrc/doc/COPYING for copying conditions. There is ABSOLUTELY NO WARRANTY; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

 

Index

NAME
SYNOPSIS
AVAILABILITY
DESCRIPTION
OPTIONS
ENVIRONMENT
EXIT STATUS
FILES
EXAMPLES
SEE ALSO
NOTES
BUGS
AUTHOR
COPYRIGHT
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