===================================================================
RCS file: /cvs/mandoc/roff.7,v
retrieving revision 1.37
retrieving revision 1.45
diff -u -p -r1.37 -r1.45
--- mandoc/roff.7	2011/12/11 00:38:11	1.37
+++ mandoc/roff.7	2013/12/15 21:23:52	1.45
@@ -1,4 +1,4 @@
-.\"	$Id: roff.7,v 1.37 2011/12/11 00:38:11 schwarze Exp $
+.\"	$Id: roff.7,v 1.45 2013/12/15 21:23:52 schwarze Exp $
 .\"
 .\" Copyright (c) 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
 .\" Copyright (c) 2010, 2011 Ingo Schwarze <schwarze@openbsd.org>
@@ -15,7 +15,7 @@
 .\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 .\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 .\"
-.Dd $Mdocdate: December 11 2011 $
+.Dd $Mdocdate: December 15 2013 $
 .Dt ROFF 7
 .Os
 .Sh NAME
@@ -83,7 +83,7 @@ depends on the respective processing context.
 .Nm
 documents may contain only graphable 7-bit ASCII characters, the space
 character, and, in certain circumstances, the tab character.
-The back-space character
+The backslash character
 .Sq \e
 indicates the start of an escape sequence for
 .Sx Comments ,
@@ -146,12 +146,19 @@ respectively) may be used instead.
 The indicator or numerical representative may be preceded by C
 (constant-width), which is ignored.
 .Pp
+The two-character indicator
+.Sq BI
+requests a font that is both bold and italic.
+It may not be portable to old roff implementations.
+.Pp
 Examples:
 .Bl -tag -width Ds -offset indent -compact
 .It Li \efBbold\efR
-Write in bold, then switch to regular font mode.
+Write in \fBbold\fP, then switch to regular font mode.
 .It Li \efIitalic\efP
-Write in italic, then return to previous font mode.
+Write in \fIitalic\fP, then return to previous font mode.
+.It Li \ef(BIbold italic\efP
+Write in \f(BIbold italic\fP, then return to previous font mode.
 .El
 .Pp
 Text decoration is
@@ -417,6 +424,18 @@ The syntax of this request is the same as that of
 It is currently ignored by
 .Xr mandoc 1 ,
 as are its children.
+.Ss \&cc
+Changes the control character.
+Its syntax is as follows:
+.Bd -literal -offset indent
+.Pf . Cm \&cc Op Ar c
+.Ed
+.Pp
+If
+.Ar c
+is not specified, the control character is reset to
+.Sq \&. .
+Trailing characters are ignored.
 .Ss \&de
 Define a
 .Nm
@@ -619,6 +638,15 @@ Begin an equation block.
 See
 .Xr eqn 7
 for a description of the equation language.
+.Ss \&fam
+Change the font family.
+This line-scoped request is intended to have one argument specifying
+the font family to be selected.
+It is a groff extension, and currently, it is ignored including its
+arguments, and the number of arguments is not checked.
+.Ss \&hw
+Specify hyphenation points in words.
+This line-scoped request is currently ignored.
 .Ss \&hy
 Set automatic hyphenation mode.
 This line-scoped request is currently ignored.
@@ -786,19 +814,22 @@ the name of the request, macro or string to be undefin
 Currently, it is ignored including its arguments,
 and the number of arguments is not checked.
 .Ss \&nr
-Define a register.
+Define or change a register.
 A register is an arbitrary string value that defines some sort of state,
 which influences parsing and/or formatting.
 Its syntax is as follows:
 .Pp
-.D1 Pf \. Cm \&nr Ar name Ar value
+.D1 Pf \. Cm \&nr Ar name Oo +|- Oc Ns Ar value
 .Pp
 The
 .Ar value
 may, at the moment, only be an integer.
-So far, only the following register
+If it is prefixed by a sign, the register will be 
+incremented or decremented instead of assigned to.
+.Pp
+The following register
 .Ar name
-is recognised:
+is handled specially:
 .Bl -tag -width Ds
 .It Cm nS
 If set to a positive integer value, certain
@@ -896,7 +927,7 @@ See
 .Xr tbl 7
 for a description of the tbl language.
 .Sh COMPATIBILITY
-This section documents compatibility between mandoc and other other
+This section documents compatibility between mandoc and other
 .Nm
 implementations, at this time limited to GNU troff
 .Pq Qq groff .
@@ -982,8 +1013,6 @@ In 1989, James Clarke re-implemented troff in C++, nam
 This
 .Nm
 reference was written by
-.An Kristaps Dzonsons ,
-.Mt kristaps@bsd.lv ;
+.An Kristaps Dzonsons Aq Mt kristaps@bsd.lv
 and
-.An Ingo Schwarze ,
-.Mt schwarze@openbsd.org .
+.An Ingo Schwarze Aq Mt schwarze@openbsd.org .