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.\" Copyright (c) 1983, 1986, 1991 The Regents of the University of California.
.\" All rights reserved.
.\"
.\" Redistribution and use in source and binary forms, with or without
.\" modification, are permitted provided that the following conditions
.\" are met:
.\" 1. Redistributions of source code must retain the above copyright
.\" notice, this list of conditions and the following disclaimer.
.\" 2. Redistributions in binary form must reproduce the above copyright
.\" notice, this list of conditions and the following disclaimer in the
.\" documentation and/or other materials provided with the distribution.
.\" 3. All advertising materials mentioning features or use of this software
.\" must display the following acknowledgement:
.\" This product includes software developed by the University of
.\" California, Berkeley and its contributors.
.\" 4. Neither the name of the University nor the names of its contributors
.\" may be used to endorse or promote products derived from this software
.\" without specific prior written permission.
.\"
.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
.\" from: @(#)syslogd.8 6.10 (Berkeley) 3/16/91
.\" $Id: syslogd.8,v 1.1 1995/10/18 08:48:22 deraadt Exp $
.\"
.Dd March 16, 1991
.Dt SYSLOGD 8
.Os BSD 4.2
.Sh NAME
.Nm syslogd
.Nd log systems messages
.Sh SYNOPSIS
.Nm syslogd
.Op Fl f Ar config_file
.Op Fl m Ar mark_interval
.Op Fl p Ar log_socket
.Sh DESCRIPTION
.Nm Syslogd
reads and logs messages to the system console, log files, other
machines and/or users as specified by its configuration file.
The options are as follows:
.Bl -tag -width Ds
.It Fl f
Specify the pathname of an alternate configuration file;
the default is
.Pa /etc/syslog.conf .
.It Fl m
Select the number of minutes between ``mark'' messages;
the default is 20 minutes.
.It Fl p
Specify the pathname of an alternate log socket;
the default is
.Pa /dev/log .
.El
.Pp
.Nm Syslogd
reads its configuration file when it starts up and whenever it
receives a hangup signal.
For information on the format of the configuration file,
see
.Xr syslog.conf 5 .
.Pp
.Nm Syslogd
reads messages from the
.Tn UNIX
domain socket
.Pa /dev/log ,
from an Internet domain socket specified in
.Pa /etc/services ,
and from the special device
.Pa /dev/klog
(to read kernel messages).
.Pp
.Nm Syslogd
creates the file
.Pa /var/run/syslog.pid ,
and stores its process
id there.
This can be used to kill or reconfigure
.Nm syslogd .
.Pp
The message sent to
.Nm syslogd
should consist of a single line.
The message can contain a priority code, which should be a preceding
decimal number in angle braces, for example,
.Sq Aq 5.
This priority code should map into the priorities defined in the
include file
.Aq Pa sys/syslog.h .
.Sh FILES
.Bl -tag -width /var/run/syslog.pid -compact
.It Pa /etc/syslog.conf
The configuration file.
.It Pa /var/run/syslog.pid
The process id of current
.Nm syslogd .
.It Pa /dev/log
Name of the
.Tn UNIX
domain datagram log socket.
.It Pa /dev/klog
The kernel log device.
.El
.Sh SEE ALSO
.Xr logger 1 ,
.Xr syslog 3 ,
.Xr services 5 ,
.Xr syslog.conf 5
.Sh HISTORY
The
.Nm
command appeared in
.Bx 4.3 .
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