document .as and .ce

diff --git a/roff.7 b/roff.7
index 48e16dd905bd3a752306fbb123cde150de1f0858..de7b405007eaf76140405529a55391b7c1856d70 100644 (file)
--- a/roff.7
+++ b/roff.7
@@ -1,7 +1,7 @@
-.\"    $Id: roff.7,v 1.46 2013/12/26 02:43:18 schwarze Exp $
+.\"    $Id: roff.7,v 1.47 2014/02/14 23:50:57 schwarze Exp $

 .\"
 .\" Copyright (c) 2010, 2011, 2012 Kristaps Dzonsons <kristaps@bsd.lv>
 .\"
 .\" Copyright (c) 2010, 2011, 2012 Kristaps Dzonsons <kristaps@bsd.lv>

-.\" Copyright (c) 2010, 2011, 2013 Ingo Schwarze <schwarze@openbsd.org>
+.\" Copyright (c) 2010, 2011, 2013, 2014 Ingo Schwarze <schwarze@openbsd.org>

 .\"
 .\" Permission to use, copy, modify, and distribute this software for any
 .\" purpose with or without fee is hereby granted, provided that the above
 .\"
 .\" Permission to use, copy, modify, and distribute this software for any
 .\" purpose with or without fee is hereby granted, provided that the above


@@ -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: December 26 2013 $
+.Dd $Mdocdate: February 14 2014 $

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


@@ -427,6 +427,12 @@ The syntax of this request is the same as that of
 It is currently ignored by
 .Xr mandoc 1 ,
 as are its children.
 It is currently ignored by
 .Xr mandoc 1 ,
 as are its children.

+.Ss \&as
+Append to a user-defined string.
+The syntax of this request is the same as that of
+.Sx \&ds .
+If a user-defined string with the specified name does not yet exist,
+it is set to the empty string before appending.

 .Ss \&cc
 Changes the control character.
 Its syntax is as follows:
 .Ss \&cc
 Changes the control character.
 Its syntax is as follows:


@@ -439,6 +445,12 @@ If
 is not specified, the control character is reset to
 .Sq \&. .
 Trailing characters are ignored.
 is not specified, the control character is reset to
 .Sq \&. .
 Trailing characters are ignored.

+.Ss \&ce
+Center some lines.
+This line-scoped request is intended to take one integer argument,
+specifying how many lines to center.
+Currently, it is ignored including its arguments, and the number
+of arguments is not checked.

 .Ss \&de
 Define a
 .Nm
 .Ss \&de
 Define a
 .Nm