[groff] 07/32: groff(7): Fix error: register $$ is not read-only.

[G. Branden Robinson]

gbranden pushed a commit to branch master
in repository groff.

commit dc4b5205e6388043f8b54158b53d916083750f2d
Author: G. Branden Robinson <g.branden.robinson@gmail.com>
AuthorDate: Sun Nov 27 02:30:10 2022 -0600

    groff(7): Fix error: register $$ is not read-only.
    
    $ groff
    .tm \n($$
    39621
    .nr $$ 123
    .tm \n($$
    123
---
 man/groff.7.man | 18 +++++++-----------
 1 file changed, 7 insertions(+), 11 deletions(-)

diff --git a/man/groff.7.man b/man/groff.7.man
index ba634860c..2eb836a5e 100644
--- a/man/groff.7.man
+++ b/man/groff.7.man
@@ -5159,23 +5159,13 @@ part of the register name.
 .SS "Read-only registers"
 .\" ====================================================================
 .
-The following registers have predefined values that should not be
-modified by the user (usually, registers starting with a dot are
-read-only).
-.
-Mostly, they provide information on the current settings or store
-results from request calls.
+Predefined registers whose identifiers start with a dot are read-only.
 .
 .
 .P
 .LS
 .
 .TPx
-.REG $$
-The process ID of
-.IR @g@troff .
-.
-.TPx
 .REG .$
 Number of arguments in the current macro or string.
 .
@@ -5644,6 +5634,12 @@ customizing a document.
 .
 .P
 .LS
+.
+.TPx
+.REG $$
+The process ID of
+.IR @g@troff .
+.
 .TPx
 .REG %
 Current page number.