x SuSE Linux 13.1-RELEASE x
x SuSE Linux 13.1-RELEASEx
VHANGUP(2) Linux Programmer's Manual VHANGUP(2)
NAME
vhangup - virtually hangup the current terminal
SYNOPSIS
#include <unistd.h>
int vhangup(void);
Feature Test Macro Requirements for glibc (see feature_test_macros(7)):
vhangup(): _BSD_SOURCE || (_XOPEN_SOURCE && _XOPEN_SOURCE < 500)
DESCRIPTION
vhangup() simulates a hangup on the current terminal. This call
arranges for other users to have a "clean" terminal 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)
COLOPHON
This page is part of release 3.69 of the Linux man-pages project. A
description of the project, information about reporting bugs, and the
latest version of this page, can be found at
http://www.kernel.org/doc/man-pages/.
Linux 2007-07-26 VHANGUP(2)
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