VHANGUP

Section: Linux Programmer's Manual (2)
Updated: 2004-05-27
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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

linux.jgfs.net manual pages