gbranden pushed a commit to branch master
in repository groff.
commit e0e0fcd927fcab985dd8a868a2754b58d0dda03d
Author: G. Branden Robinson <[email protected]>
AuthorDate: Sat Dec 6 03:06:54 2025 -0600
NEWS: Expand discussion of `mso` request change.
---
NEWS | 12 ++++++++----
1 file changed, 8 insertions(+), 4 deletions(-)
diff --git a/NEWS b/NEWS
index f92ad5bf4..11bf19b23 100644
--- a/NEWS
+++ b/NEWS
@@ -94,8 +94,9 @@ troff
"tmac.s" if "s.tmac" was specified as the argument and not found, nor
vice versa. This feature was a convenience for some old AT&T troff
installations, but few of those remain in the field, and of those
- that we know to survive, neither (DWB 3.3 and Solaris 10) uses a
- macro file naming convention for which this feature is any help.
+ that we know to survive, few use a macro file naming convention for
+ which this feature is any help. (DWB 3.3 and Solaris do not, and we
+ think other System V troffs don't, either. Only Plan 9 troff does.)
`mso` now simply processes the macro search path for a file name
matching the request argument, and succeeds or fails depending on an
exact match.
@@ -104,8 +105,11 @@ troff
that `mso` is itself a groff extension), consider the following.
.\" Load the ms package, whatever it might be named.
- .msoquiet s.tmac\" If file present, defines `LP` macro.
- .if !d LP .msoquiet tmac.s
+ .\" troffs without groff extensions must know its full path.
+ .if !\n(.g .so /path/to/tmac.s
+ .\" The following requests do nothing on non-GNU troffs.
+ .do msoquiet s.tmac\" If file present, defines `LP` macro.
+ .do if !d LP .msoquiet tmac.s
* GNU troff no longer accepts nonpositive page lengths. Attempting to
set one with the `pl` request clamps the page length to the vertical
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