[groff] 24/30: [mm]: Trivially refactor.

[G. Branden Robinson]

gbranden pushed a commit to branch master
in repository groff.

commit a74a46961e03ae806ab538198e2b27594ddff9d3
Author: G. Branden Robinson <g.branden.robinson@gmail.com>
AuthorDate: Thu Nov 7 12:05:07 2024 -0600

    [mm]: Trivially refactor.
    
    * contrib/mm/m.tmac: Rename registers `cov*mm` and `cov*dd` to
      `cov*iso-mm` and `cov*iso-dd`, respectively.
---
 contrib/mm/ChangeLog |  5 +++++
 contrib/mm/m.tmac    | 12 +++++++-----
 2 files changed, 12 insertions(+), 5 deletions(-)

diff --git a/contrib/mm/ChangeLog b/contrib/mm/ChangeLog
index 482843a95..8c165b719 100644
--- a/contrib/mm/ChangeLog
+++ b/contrib/mm/ChangeLog
@@ -1,3 +1,8 @@
+2024-11-07  G. Branden Robinson <g.branden.robinson@gmail.com>
+
+       * m.tmac: Trivially refactor: rename registers `cov*mm` and
+       `cov*dd` to `cov*iso-mm` and `cov*iso-dd`, respectively.
+
 2024-11-07  G. Branden Robinson <g.branden.robinson@gmail.com>
 
        * m.tmac: Assign a number format to the `cov*mm` and `cov*dd`
diff --git a/contrib/mm/m.tmac b/contrib/mm/m.tmac
index 479b188d3..15de42865 100644
--- a/contrib/mm/m.tmac
+++ b/contrib/mm/m.tmac
@@ -3508,13 +3508,15 @@ argument: '\\$2'
 .de AE
 \\*[debug@dump-args]\\
 ..
-.af cov*mm 00
-.af cov*dd 00
+.af cov*iso-mm 00
+.af cov*iso-dd 00
 .de cov*set-date
-.nr cov*mm \\n[mo]
-.nr cov*dd \\n[dy]
+.\" In case the document has changed `mo` or `dy`, make sure their
+.\" alternatives using ISO 8601 format are synchronized.
+.nr cov*iso-mm \\n[mo]
+.nr cov*iso-dd \\n[dy]
 .ie '0'\\$1' .ds cov*date \\*[MO\\n[mo]] \\n[dy], \\n[year]
-.el          .ds cov*date \\n[year]-\\n[cov*mm]-\\n[cov*dd]
+.el          .ds cov*date \\n[year]-\\n[cov*iso-mm]-\\n[cov*iso-dd]
 ..
 .de ISODATE
 .@warning \\$0: macro is deprecated; define register 'Isodate' instead