mdoc and style fixes.

usr.sbin/syslogd/syslogd.8

@@ -40,7 +40,7 @@
 .Op Fl a Ar allowed_peer
 .Op Fl b Ar bind_address
 .Op Fl f Ar config_file
-.Op Fl l Oo Ar mode \&: Oc Ns Ar path
+.Op Fl l Oo Ar mode Ns \&: Oc Ns Ar path
 .Op Fl m Ar mark_interval
 .Op Fl P Ar pid_file
 .Op Fl p Ar log_socket
@@ -48,7 +48,9 @@
 .Sh DESCRIPTION
 The
 .Nm
-utility reads and logs messages to the system console, log files, other
+utility reads and logs messages to the system console,
+log files,
+other
 machines and/or users as specified by its configuration file.
 .Pp
 The options are as follows:
@@ -64,7 +66,8 @@ to use IPv6 addresses only.
 .It Fl 8
 Tells
 .Nm
-not to interfere with 8-bit data.  Normally
+not to interfere with 8-bit data.
+Normally
 .Nm
 will replace C1 control characters
 .Pq ISO 8859 and Unicode characters
@@ -137,11 +140,13 @@ is IPv4 address, a missing
 .Ar masklen
 will be substituted by the historic class A or class B netmasks if
 .Ar ipaddr
-belongs into the address range of class A or B, respectively, or
-by 24 otherwise.
+belongs into the address range of class A or B,
+respectively,
+or by 24 otherwise.
 If
 .Ar ipaddr
-is IPv6 address, a missing
+is IPv6 address,
+a missing
 .Ar masklen
 will be substituted by 128.
 .It Xo
@@ -191,29 +196,31 @@ is
 This option can be specified multiple times to bind to
 multiple addresses and/or ports.
 .It Fl C
-Create log files that do not exist (permission is set to
-.Li 0600 ) .
+Create log files that do not exist
+.Pq permission is set to Ql Li 0600 .
 .It Fl c
 Disable the compression of repeated instances of the same line
 into a single line of the form
 .Dq Li "last message repeated N times"
 when the output is a pipe to another program.
-If specified twice, disable this compression in all cases.
+If specified twice,
+disable this compression in all cases.
 .It Fl d
 Put
 .Nm
 into debugging mode.
 This is probably only of use to developers working on
 .Nm .
-.It Fl f
+.It Fl f Ar config_file
 Specify the pathname of an alternate configuration file;
 the default is
 .Pa /etc/syslog.conf .
 .It Fl F
 Run
 .Nm
-in the foreground, rather than going into daemon mode. This is useful if
-some other process uses
+in the foreground,
+rather than going into daemon mode.
+This is useful if some other process uses
 .Xr fork 2
 and
 .Xr exec 3
@@ -230,52 +237,75 @@ Usually the
 .Dq kern
 facility is reserved for messages read directly from
 .Pa /dev/klog .
-.It Fl m
+.It Fl m Ar mark_interval
 Select the number of minutes between
 .Dq mark
-messages; the default is 20 minutes.
+messages;
+the default is 20 minutes.
 .It Fl N
-Disable binding on UDP sockets.  RFC 3164 recommends that outgoing
-syslogd messages should originate from the privileged port, this
-option
+Disable binding on UDP sockets.
+RFC 3164 recommends that outgoing
+.Nm
+messages should originate from the privileged port,
+this option
 .Em disables
-the recommended behavior.  This option inherits
+the recommended behavior.
+This option inherits
 .Fl s .
 .It Fl n
-Disable dns query for every request.
+Disable DNS query for every request.
 .It Fl o
 Prefix kernel messages with the full kernel boot file as determined by
 .Xr getbootfile 3 .
 Without this, the kernel message prefix is always
 .Dq Li kernel: .
-.It Fl p
+.It Fl p Ar log_socket
 Specify the pathname of an alternate log socket to be used instead;
 the default is
 .Pa /var/run/log .
-.It Fl P
+When a single
+.Fl p
+options are specified,
+the default pathname is replaced with the specified one.
+When two or more
+.Fl p
+options are specified,
+the remaining pathnames are treated as additional log sockets.
+.It Fl P Ar pid_file
 Specify an alternative file in which to store the process ID.
 The default is
 .Pa /var/run/syslog.pid .
-.It Fl S
+.It Fl S Ar logpriv_socket
 Specify the pathname of an alternate log socket for privileged
-applications to be used instead; the default is
+applications to be used instead;
+the default is
 .Pa /var/run/logpriv .
-.It Fl l
+When a single
+.Fl S
+options are specified,
+the default pathname is replaced with the specified one.
+When two or more
+.Fl S
+options are specified,
+the remaining pathnames are treated as additional log sockets.
+.It Fl l Oo Ar mode Ns \&: Oc Ns Ar path
 Specify a location where
 .Nm
 should place an additional log socket.
 The primary use for this is to place additional log sockets in
 .Pa /var/run/log
 of various chroot filespaces.
-File permissions for socket can be specified in octal representation
-before socket name, delimited with a colon.
-Path to socket location must be absolute.
+File permissions for socket can be specified in octal representation in
+.Ar mode ,
+delimited with a colon.
+The socket location must be specified as an absolute pathname in
+.Ar path .
 .It Fl s
 Operate in secure mode.
 Do not log messages from remote machines.
-If
-specified twice, no network socket will be opened at all, which also
-disables logging to remote machines.
+If specified twice,
+no network socket will be opened at all,
+which also disables logging to remote machines.
 .It Fl T
 Always use the local time and date for messages received from the network,
 instead of the timestamp field supplied in the message by the remote host.
@@ -284,14 +314,16 @@ or are unable to generate a correct timestamp.
 .It Fl u
 Unique priority logging.
 Only log messages at the specified priority.
-Without this option, messages at the stated priority or higher are logged.
+Without this option,
+messages at the stated priority or higher are logged.
 This option changes the default comparison from
 .Dq =>
 to
 .Dq = .
 .It Fl v
 Verbose logging.
-If specified once, the numeric facility and priority are
+If specified once,
+the numeric facility and priority are
 logged with each locally-written message.
 If specified more than once,
 the names of the facility and priority are logged with each locally-written
@@ -318,7 +350,7 @@ from an Internet domain socket specified in
 .Pa /etc/services ,
 and from the special device
 .Pa /dev/klog
-(to read kernel messages).
+.Pq to read kernel messages .
 .Pp
 The
 .Nm
@@ -333,8 +365,10 @@ This can be used to kill or reconfigure
 The message sent to
 .Nm
 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,
+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
@@ -342,9 +376,10 @@ include file
 .Pp
 For security reasons,
 .Nm
-will not append to log files that do not exist (unless
-.Fl C
-option is specified);
+will not append to log files that do not exist
+.Po unless Fl C
+option is specified
+.Pc ;
 therefore, they must be created manually before running
 .Nm .
 .Pp
@@ -393,23 +428,23 @@ options are
 extensions.
 .Sh BUGS
 The ability to log messages received in UDP packets is equivalent to
-an unauthenticated remote disk-filling service, and should probably be
-disabled by default.
+an unauthenticated remote disk-filling service,
+and should probably be disabled by default.
 Some sort of
 .No inter- Ns Nm syslogd
 authentication mechanism ought to be worked out.
-To prevent the worst
-abuse, use of the
+To prevent the worst abuse,
+use of the
 .Fl a
 option is therefore highly recommended.
 .Pp
 The
 .Fl a
-matching algorithm does not pretend to be very efficient; use of numeric
-IP addresses is faster than domain name comparison.
-Since the allowed
-peer list is being walked linearly, peer groups where frequent messages
-are being anticipated from should be put early into the
+matching algorithm does not pretend to be very efficient;
+use of numeric IP addresses is faster than domain name comparison.
+Since the allowed peer list is being walked linearly,
+peer groups where frequent messages are being anticipated
+from should be put early into the
 .Fl a
 list.
 .Pp