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vhangup(2) -- Linux man page
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 user is not the super-user.
CONFORMING TO
This call is Linux-specific, and should not be used in programs
intended to be portable.
SEE ALSO
init(8)
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