[groff] 24/36: [mm]: Tweak and refactor warning diagnostics.

[G. Branden Robinson]

gbranden pushed a commit to branch master
in repository groff.

commit ecb578c0d33b55cc87c79c1529c9cbf4b4c513ad
Author: G. Branden Robinson <g.branden.robinson@gmail.com>
AuthorDate: Mon Jan 16 16:22:08 2023 -0600

    [mm]: Tweak and refactor warning diagnostics.
    
    * contrib/mm/m.tmac (P): Quote unrecognized argument in warning
      diagnostic.
    
      (OK, PM): Refactor to use `\$0`.
    
      (1C): Explain poorly supported better in warning diagnostic.
---
 contrib/mm/ChangeLog |  6 ++++++
 contrib/mm/m.tmac    | 11 +++++++----
 2 files changed, 13 insertions(+), 4 deletions(-)

diff --git a/contrib/mm/ChangeLog b/contrib/mm/ChangeLog
index 611ef328e..60a4b4657 100644
--- a/contrib/mm/ChangeLog
+++ b/contrib/mm/ChangeLog
@@ -1,3 +1,9 @@
+2023-01-16  G. Branden Robinson <g.branden.robinson@gmail.com>
+
+       * m.tmac (P): Quote unrecognized argument in warning diagnostic.
+       (OK, PM): Refactor to use `\$0`.
+       (1C): Explain poorly supported better in warning diagnostic.
+
 2023-01-16  G. Branden Robinson <g.branden.robinson@gmail.com>
 
        * m.tmac (Tm): Align with definition of `Sm`, with analogous
diff --git a/contrib/mm/m.tmac b/contrib/mm/m.tmac
index d171dd97a..5f90c628d 100644
--- a/contrib/mm/m.tmac
+++ b/contrib/mm/m.tmac
@@ -454,7 +454,8 @@ in=\\n[.i] fi=\\n[.u] .d=\\n[.d] nl=\\n[nl] pg=\\n[%]
 .              shift
 .      \}
 .      el .if (\\$1 > 1) \
-.              @warning \\$0: ignoring unsupported paragraph type \\$1
+.              @warning \\$0: ignoring unsupported paragraph type \
+'\\$1'
 .\}
 .\"    skip P if previous heading
 .if \\n[D]>2 \{\
@@ -991,10 +992,10 @@ numeric; got '\\$1'
 .@warning \\$0: not implemented except with ".MT 4"
 ..
 .de OK
-.@warning OK: not implemented
+.@warning \\$0: not implemented
 ..
 .de PM
-.@warning PM: not implemented
+.@warning \\$0: not implemented
 ..
 .\" ######## module hd #################
 .\" support for usermacro
@@ -1594,7 +1595,9 @@ numeric; got '\\$1'
 .el \{\
 .      if d ft*div \{\
 .              if \\n[pg*ncol-i]>0 \{\
-.                      @warning 1C: footnotes will be messy
+.                      @warning \\$0: returning to single-column \
+layout with suppressed page break and footnote pending; output may be \
+messy
 .              \}
 .      \}
 .      if \\n[pg*last-ncol]>0 \{\