From 3e5a5e12f690c2ce6dbe32024705352f10d78c39 Mon Sep 17 00:00:00 2001
From: Franco Fichtner <franco@lastsummer.de>
Date: Sun, 17 Nov 2013 13:39:56 +0000
Subject: [PATCH] groff: properly display $Mdocdate magic

OpenSSH and mdocml pages require this.  Reduces the groff/mandoc
output diff.  I heard this was suggested upstream a while ago, but
never made it into the code base.

Taken-from: OpenBSD
---
 contrib/groff/tmac/doc-common | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/contrib/groff/tmac/doc-common b/contrib/groff/tmac/doc-common
index a23ba924e4..beac7e183f 100644
--- a/contrib/groff/tmac/doc-common
+++ b/contrib/groff/tmac/doc-common
@@ -639,7 +639,9 @@
 .  ds doc-command-name
 .
 .  ie \n[.$] \{\
-.    ie (\n[.$] == 3) \
+.    ie "\$1"$Mdocdate:" \
+.      ds doc-date-string \$2\~\$3, \$4
+.    el .ie (\n[.$] == 3) \
 .      ds doc-date-string \$1\~\$2 \$3
 .    el \{\
 .      ds doc-date-string "\*[doc-date-\n[mo]]
-- 
2.41.0