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freebsd/lib/libutil/logout.3

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.\"
.\" Copyright (c) 1996 Joerg Wunsch
.\"
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.\" $FreeBSD$
.\" "
.Dd December 29, 1996
.Os
.Dt LOGOUT 3
.Sh NAME
.Nm logout
.Nd remove an entry from the utmp file
.Sh LIBRARY
.Lb libutil
.Sh SYNOPSIS
.In sys/types.h
.In libutil.h
.Ft int
.Fn logout "const char *line"
.Sh DESCRIPTION
The function
.Fn logout
searches the
.Xr utmp 5
file for the slot described by
.Ar line
(usually a tty name). If such a slot could be found, it will be updated
with a record where the
.Em name
and
.Em host
fields are empty, and the time stamp field is updated to the current time.
.Sh RETURN VALUES
.Fn Logout
returns 1 if the slot described by
.Ar line
has been found and updated, 0 otherwise.
.Sh SEE ALSO
.Xr login 3 ,
.Xr utmp 5 ,
.Xr wtmp 5
.Sh BUGS
The calling interface of
.Fn logout
is inconsistent with that of
.Xr login 3 .