tcgetattr(3) Library Functions Manual tcgetattr(3)
NAME
tcgetattr - Gets the parameters associated with the terminal
LIBRARY
Standard C Library (libc.so, libc.a)
SYNOPSIS
#include <termios.h>
int tcgetattr (
int filedes,
struct termios *termios_p );
STANDARDS
Interfaces documented on this reference page conform to industry standards as follows:
tcgetattr(): XPG4, XPG4-UNIX
Refer to the standards(5) reference page for more information about industry standards and associated tags.
PARAMETERS
Specifies an open file descriptor associated with a terminal. Points to a termios structure.
DESCRIPTION
The tcgetattr() function gets the parameters associated with the object referenced by the filedes parameter and stores them in the termios
structure referenced by the termios_p parameter.
If the device does not support split baud rates, the input baud rate stored in the termios structure will be 0 (zero).
The tcgetattr() function may be called from any process.
RETURN VALUES
Upon successful completion, 0 (zero) is returned. Otherwise, -1 is returned and errno is set to indicate the error.
ERRORS
The tcgetattr() function sets errno to the specified values for the following conditions:
The filedes parameter is not a valid file descriptor. The file associated with the filedes parameter is not a terminal.
RELATED INFORMATION
Functions: tcsetattr(3)
Files: termios(4)
Standards: standards(5) delim off
tcgetattr(3)