tcgetattr()

Get the current terminal control settings

Synopsis:

#include <termios.h>

int tcgetattr( int fildes,
               struct termios *termios_p );

Arguments:

fildes

The file descriptor associated with the terminal device.

termios_p

A pointer to a termios structure in which tcgetattr() can store the terminal's control attributes.

Library:

libc

Description:

The tcgetattr() function gets the current terminal control settings for the opened device indicated by fildes, and stores the results in the structure pointed to by termios_p.

Returns:

0

Success.

-1

An error occurred; errno is set.

Errors:

EBADF

The fildes argument is invalid.

ENOSYS

The resource manager associated with fildes doesn't support this call.

ENOTTY

The fildes argument doesn't refer to a terminal device.

Examples:

See tcsetattr().

Classification:

POSIX 1003.1

See also:

errno, fpathconf(), tcsetattr(), termios

Chapter 7 of POSIX 1003.1