Avoid warning "unused variable" when compiling without HAVE_WCHAR.

[mandoc.git] / roff.7

diff --git a/roff.7 b/roff.7
index dc39b69bb56b3b3bf29d9a8dee0f1648152947b8..127504f80bf83884889d7a94cdddb1b0074c2e61 100644 (file)
--- a/roff.7
+++ b/roff.7
@@ -1,4 +1,4 @@
-.\"    $Id: roff.7,v 1.70 2015/02/17 17:16:52 schwarze Exp $
+.\"    $Id: roff.7,v 1.72 2015/05/31 23:13:22 schwarze Exp $

 .\"
 .\" Copyright (c) 2010, 2011, 2012 Kristaps Dzonsons <kristaps@bsd.lv>
 .\" Copyright (c) 2010, 2011, 2013, 2014 Ingo Schwarze <schwarze@openbsd.org>
 .\"
 .\" Copyright (c) 2010, 2011, 2012 Kristaps Dzonsons <kristaps@bsd.lv>
 .\" Copyright (c) 2010, 2011, 2013, 2014 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.
 .\"
 .\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 .\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 .\"

-.Dd $Mdocdate: February 17 2015 $
+.Dd $Mdocdate: May 31 2015 $

 .Dt ROFF 7
 .Os
 .Sh NAME
 .Dt ROFF 7
 .Os
 .Sh NAME


@@ -1057,8 +1057,6 @@ If the first character of COND is
 .Pq string defined ,
 .Sq e
 .Pq even page ,
 .Pq string defined ,
 .Sq e
 .Pq even page ,

-.Sq r
-.Pq register accessed ,

 .Sq t
 .Pq troff mode ,
 or
 .Sq t
 .Pq troff mode ,
 or


@@ -1066,6 +1064,11 @@ or
 .Pq vroff mode ,
 COND evaluates to false.
 .It
 .Pq vroff mode ,
 COND evaluates to false.
 .It

+If the first character of COND is
+.Sq r ,
+it evalutes to true if the rest of COND is the name of an existing
+number register; otherwise, it evaluates to false.
+.It

 If COND starts with a parenthesis or with an optionally signed
 integer number, it is evaluated according to the rules of
 .Sx Numerical expressions
 If COND starts with a parenthesis or with an optionally signed
 integer number, it is evaluated according to the rules of
 .Sx Numerical expressions


@@ -2028,10 +2031,7 @@ Print
 with zero width and height; ignored by
 .Xr mandoc 1 .
 .Ss \ez
 with zero width and height; ignored by
 .Xr mandoc 1 .
 .Ss \ez

-Output the next character without advancing the cursor position;
-approximated in
-.Xr mandoc 1
-by simply skipping the next character.
+Output the next character without advancing the cursor position.

 .Sh COMPATIBILITY
 The
 .Xr mandoc 1
 .Sh COMPATIBILITY
 The
 .Xr mandoc 1