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VHANGUP

Section: Linux Programmer's Manual (2)
Updated: 2004-05-27
Index Return to Main Contents
 

NAME

vhangup - virtually hangup the current tty  

SYNOPSIS

#include <unistd.h>

int vhangup(void);  

DESCRIPTION

vhangup() simulates a hangup on the current terminal. This call arranges for other users to have a ``clean'' tty at login time.  

RETURN VALUE

On success, zero is returned. On error, -1 is returned, and errno is set appropriately.  

ERRORS

EPERM
The calling process has insufficient privilege to call vhangup(); the CAP_SYS_TTY_CONFIG capability is required.
 

CONFORMING TO

This call is Linux specific, and should not be used in programs intended to be portable.  

SEE ALSO

capabilities(7), init(8)


 

Index

NAME
SYNOPSIS
DESCRIPTION
RETURN VALUE
ERRORS
CONFORMING TO
SEE ALSO




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