[10000印刷√] tty command in unix 496142-Tty command in unix
TTY(1) General Commands Manual TTY(1) NAME tty get terminal name SYNOPSIS tty s DESCRIPTION Tty prints the pathname of the user's terminal unless the s (silent) is given In either case, the exit value is zero if the standard input is a terminal and one if it is notThe tty command will display the file name of the terminal connected to standard input ie the name of the current terminal It displays not a tty message if standard input is not a terminal tty command exit status You can use the following exit status in a shell script 0 if standard input is a terminal;That's roughly what happens when we run a command in a terminal emulator The drawing should help consolidate the workflow Virtual Terminal Tty And X Session Linux Youtube Tty command in unix