--- a/mercurial/help/hgignore.txt	Wed Nov 07 15:45:09 2018 -0800
+++ b/mercurial/help/hgignore.txt	Thu Jan 03 19:02:46 2019 -0500
@@ -59,14 +59,17 @@
   Regular expression, Python/Perl syntax.
 ``glob``
   Shell-style glob.
+``rootglob``
+  A variant of ``glob`` that is rooted (see below).
 
 The chosen syntax stays in effect when parsing all patterns that
 follow, until another syntax is selected.
 
-Neither glob nor regexp patterns are rooted. A glob-syntax pattern of
-the form ``*.c`` will match a file ending in ``.c`` in any directory,
-and a regexp pattern of the form ``\.c$`` will do the same. To root a
-regexp pattern, start it with ``^``.
+Neither ``glob`` nor regexp patterns are rooted. A glob-syntax
+pattern of the form ``*.c`` will match a file ending in ``.c`` in any
+directory, and a regexp pattern of the form ``\.c$`` will do the
+same. To root a regexp pattern, start it with ``^``. To get the same
+effect with glob-syntax, you have to use ``rootglob``.
 
 Subdirectories can have their own .hgignore settings by adding
 ``subinclude:path/to/subdir/.hgignore`` to the root ``.hgignore``. See