gbranden pushed a commit to branch master
in repository groff.
commit 0fd52043f3066b39266fbdacd2fa36df61fe2a18
Author: G. Branden Robinson <[email protected]>
AuthorDate: Fri Jan 6 13:51:57 2023 -0600
contrib/mm/m.tmac: Add code comments.
---
contrib/mm/m.tmac | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/contrib/mm/m.tmac b/contrib/mm/m.tmac
index c38ba983b..b849f750c 100644
--- a/contrib/mm/m.tmac
+++ b/contrib/mm/m.tmac
@@ -379,6 +379,7 @@ Index array!index
.\"---------------------------------------------
.\" ####### module init ######
.\" reset all things
+.\" XXX: Resets .cu and .ul but _not_ .ce or .rj.
.de init@reset
.ie \\n[misc@adjust] 'ad
.el 'na
@@ -508,12 +509,21 @@ in=\\n[.i] fi=\\n[.u] .d=\\n[.d] nl=\\n[nl] pg=\\n[%]
.nr line*lp\\n[.z] \\n[.d]
..
.\" ######## module misc ###############
+.\" XXX: This register value is meaningless.
+.\" .ad b
+.\" .nr misc@adjust \n[.j]
+.\" might be better...
.nr misc@adjust 14
.de SA
.if \\n[.$] \{\
. if \\$1-1 .@error "SA: bad arg: \\$1"
+.\" XXX: ...then...
+.\" .ad l
+.\" .nr misc@adjust \\n[.j]
. nr misc@adjust 0\\$1
.\}
+.\" XXX: ...and finally an unconditional.
+.\" .ad \\n[.j]
.ie \\n[misc@adjust] 'ad
.el 'na
..
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