.\"	$OpenBSD: sendsyslog.2,v 1.4 2015/09/10 17:55:21 schwarze Exp $
.\"
.\" Copyright (c) 2014 Theo de Raadt
.\"
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.\" purpose with or without fee is hereby granted, provided that the above
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.Dd $Mdocdate: September 10 2015 $
.Dt SENDSYSLOG 2
.Os
.Sh NAME
.Nm sendsyslog
.Nd send a message to syslogd
.Sh SYNOPSIS
.In sys/types.h
.Ft int
.Fn sendsyslog "const void *msg" "size_t len"
.Sh DESCRIPTION
.Fn sendsyslog
is used to transmit a
.Xr syslog 3
formatted message direct to
.Xr syslogd 8
without requiring the allocation of a socket.
This is used internally by
.Xr syslog_r 3 ,
so that messages can be sent during difficult situations.
.Sh RETURN VALUES
.Rv -std
.Sh ERRORS
.Fn sendsyslog
can fail if:
.Bl -tag -width Er
.It Bq Er ENOTCONN
The message cannot be sent, likely because
.Xr syslogd 8
is not running.
.El
.Sh SEE ALSO
.Xr syslog_r 3 ,
.Xr syslogd 8
.Sh HISTORY
The
.Fn sendsyslog
function call appeared in
.Ox 5.6 .