[groff] 24/24: [mm]: Fix Savannah #64315 (documentation).

[G. Branden Robinson]

gbranden pushed a commit to branch master
in repository groff.

commit b8d906c229e368ebe9951da1b50e7236c54ac758
Author: G. Branden Robinson <g.branden.robinson@gmail.com>
AuthorDate: Thu Aug 17 06:31:25 2023 -0500

    [mm]: Fix Savannah #64315 (documentation).
    
    * contrib/mm/groff_mm.7.man: Document difference from DWB mm in
      paragraph indentation for semi-blocked letter style.  Correct
      mischaracterization of it in `LT` macro descriptions.
    
    Fixes <https://savannah.gnu.org/bugs/?64315>.
---
 contrib/mm/ChangeLog      |  8 ++++++++
 contrib/mm/groff_mm.7.man | 26 ++++++++++++++------------
 2 files changed, 22 insertions(+), 12 deletions(-)

diff --git a/contrib/mm/ChangeLog b/contrib/mm/ChangeLog
index 492447ab0..20366a7a9 100644
--- a/contrib/mm/ChangeLog
+++ b/contrib/mm/ChangeLog
@@ -1,3 +1,11 @@
+2023-08-16 G. Branden Robinson <g.branden.robinson@gmail.com>
+
+       * groff_mm.7.man: Document difference from DWB in paragraph
+       indentation for semi-blocked letter style.  Correct
+       mischaracterization of it in `LT` macro descriptions.
+
+       Fixes <https://savannah.gnu.org/bugs/?64315>.
+
 2023-07-04 G. Branden Robinson <g.branden.robinson@gmail.com>
 
        * m.tmac: Stop suppressing warnings if Boolean register `Ref` is
diff --git a/contrib/mm/groff_mm.7.man b/contrib/mm/groff_mm.7.man
index 37213360b..6c8a39cb5 100644
--- a/contrib/mm/groff_mm.7.man
+++ b/contrib/mm/groff_mm.7.man
@@ -2636,8 +2636,8 @@ Semi-blocked:
 as
 .BR BL ,
 but the first line of each paragraph is indented by
-.BR 5m .
-.\" XXX: https://savannah.gnu.org/bugs/?64315
+.B \[rs]n[Pi]
+ens.
 T}
 FB@T{
 Fully blocked:
@@ -5225,9 +5225,7 @@ see
 .SH Internals
 .\" ====================================================================
 .
-The
-.B LT
-letter macros call further macros depending on the letter type,
+The letter macros call further macros depending on the letter type,
 with which they are suffixed.
 .
 It is therefore possible to define additional letter types,
@@ -5239,19 +5237,23 @@ sets the registers
 .B Pt
 and
 .B Pi
-to 0 and\~5, \" XXX: ...but doesn't use Pi for indentation...
+to 0 and\~5,
 respectively.
-.\" XXX: and why aren't both of these actions the responsibility of
-.\" let@init_type as described below?
 .
-The following macros must be defined to support a new letter type.
+(DWB
+.I mm
+used a value of 3 for
+.BR Pi .)
+.
+It then calls an initialization macro corresponding to the type.
+.
+Define the following macros to support a new letter type.
 .
 .
 .TP
 .BI let@init_ type
-.B LT
-calls this macro to initialize any registers and other data needed by
-the letter type.
+initializes
+any registers and other data needed by the letter type.
 .
 .
 .TP