-.\" $Id: mdoc.7,v 1.250 2015/01/29 00:33:57 schwarze Exp $
+.\" $Id: mdoc.7,v 1.257 2015/11/05 12:06:45 schwarze Exp $
.\"
.\" Copyright (c) 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
.\" Copyright (c) 2010, 2011, 2013 Ingo Schwarze <schwarze@openbsd.org>
.\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
.\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
.\"
-.Dd $Mdocdate: January 29 2015 $
+.Dd $Mdocdate: November 5 2015 $
.Dt MDOC 7
.Os
.Sh NAME
\&.El
.Ed
.Pp
+List the options in alphabetical order,
+uppercase before lowercase for each letter and
+with no regard to whether an option takes an argument.
+Put digits in ascending order before all letter options.
+.Pp
Manuals not documenting a command won't include the above fragment.
.Pp
Since the
A function name.
Its syntax is as follows:
.Bd -ragged -offset indent
-.Pf \. Ns Sx \&Fn
+.Pf . Sx \&Fn
.Op Ar functype
.Ar funcname
.Op Oo Ar argtype Oc Ar argname
.Sx \&Ic
macro is used when referring to specific instructions.
.Ss \&In
-An
-.Dq include
-file.
+The name of an include file.
+This macro is most often used in section 2, 3, and 9 manual pages.
+.Pp
When invoked as the first macro on an input line in the
.Em SYNOPSIS
section, the argument is displayed in angle brackets
and preceded by
-.Dq #include ,
+.Qq #include ,
and a blank line is inserted in front if there is a preceding
function declaration.
-This is most often used in section 2, 3, and 9 manual pages.
+In other sections, it only encloses its argument in angle brackets
+and causes no line break.
.Pp
Examples:
.Dl \&.In sys/types.h
.Dl \&.An Kristaps Dzonsons \&Aq \&Mt kristaps@bsd.lv
.Ss \&Nd
A one line description of the manual's content.
-This may only be invoked in the
-.Em SYNOPSIS
-section subsequent the
-.Sx \&Nm
-macro.
+This is the mandatory last macro of the
+.Em NAME
+section and not appropriate for other sections.
.Pp
Examples:
.Dl Pf . Sx \&Nd mdoc language reference
.Xr mandoc 1
uses its
.Fl Ios
-argument, or, if that isn't specified either,
+argument or, if that isn't specified either,
.Fa sysname
and
.Fa release
Close parenthesised context opened by
.Sx \&Po .
.Ss \&Pf
-Removes the space between its argument
-.Pq Dq prefix
-and the following macro.
+Removes the space between its argument and the following macro.
Its syntax is as follows:
.Pp
.D1 .Pf Ar prefix macro arguments ...
.Pp
This is equivalent to:
.Pp
-.D1 .No Ar prefix No \&Ns Ar macro arguments ...
+.D1 .No \e& Ns Ar prefix No \&Ns Ar macro arguments ...
+.Pp
+The
+.Ar prefix
+argument is not parsed for macro names or delimiters,
+but used verbatim as if it were escaped.
.Pp
Examples:
.Dl ".Pf $ Ar variable_name"
+.Dl ".Pf . Ar macro_name"
.Dl ".Pf 0x Ar hex_digits"
.Pp
See also
\&.%A J. D. Ullman
\&.%B Introduction to Automata Theory, Languages, and Computation
\&.%I Addison-Wesley
-\&.%C Reading, Massachusettes
+\&.%C Reading, Massachusetts
\&.%D 1979
\&.Re
.Ed