mdocml: document .as and .ce

mdocml: document .as and .ce

[schwarze]

Log Message:
-----------
document .as and .ce

Modified Files:
--------------
    mdocml:
        roff.7

Revision Data
-------------
Index: roff.7
===================================================================
RCS file: /usr/vhosts/mdocml.bsd.lv/cvs/mdocml/roff.7,v
retrieving revision 1.46
retrieving revision 1.47
diff -Lroff.7 -Lroff.7 -u -p -r1.46 -r1.47
--- roff.7
+++ roff.7
@@ -1,7 +1,7 @@
 .\"	$Id$
 .\"
 .\" 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
@@ -427,6 +427,12 @@ The syntax of this request is the same a
 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:
@@ -439,6 +445,12 @@ If
 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
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