1.\" Copyright (c) 1983, 1990 The Regents of the University of California. 2.\" All rights reserved. 3.\" 4.\" %sccs.include.redist.roff% 5.\" 6.\" @(#)logger.1 6.8 (Berkeley) 07/27/91 7.\" 8.Dd 9.Dt LOGGER 1 10.Os BSD 4.3 11.Sh NAME 12.Nm logger 13.Nd make entries in the system log 14.Sh SYNOPSIS 15.Nm logger 16.Op Fl is 17.Op Fl f Ar file 18.Op Fl p Ar pri 19.Op Fl t Ar tag 20.Op Ar message ... 21.Sh DESCRIPTION 22.Nm Logger 23provides a shell command interface to the 24.Xr syslog 3 25system log module. 26.Pp 27Options: 28.Pp 29.Bl -tag -width "message" 30.It Fl i 31Log the process id of the logger process 32with each line. 33.It Fl s 34Log the message to standard error, as well as the system log. 35.It Fl f Ar file 36Log the specified file. 37.It Fl p Ar pri 38Enter the message with the specified priority. 39The priority may be specified numerically or as a ``facility.level'' 40pair. 41For example, ``\-p local3.info'' logs the message(s) as 42.Ar info Ns rmational 43level in the 44.Ar local3 45facility. 46The default is ``user.notice.'' 47.It Fl t Ar tag 48Mark every line in the log with the specified 49.Ar tag . 50.It Ar message 51Write the message to log; if not specified, and the 52.Fl f 53flag is not 54provided, standard input is logged. 55.El 56.Pp 57The 58.Nm logger 59utility exits 0 on success, and >0 if an error occurs. 60.Sh EXAMPLES 61.Bd -literal -offset indent -compact 62logger System rebooted 63 64logger \-p local0.notice \-t HOSTIDM \-f /dev/idmc 65.Ed 66.Sh SEE ALSO 67.Xr syslog 3 , 68.Xr syslogd 8 69.Sh STANDARDS 70The 71.Nm logger 72command is expected to be 73.St -p1003.2 74compatible. 75