[groff] 03/80: m4/groff.m4: Report name of `-d`-supporting diff.

[G. Branden Robinson]

gbranden pushed a commit to branch master
in repository groff.

commit 915c858de601fca0be65489bb38198a9f02bc290
Author: G. Branden Robinson <g.branden.robinson@gmail.com>
AuthorDate: Thu Nov 21 19:06:16 2024 -0600

    m4/groff.m4: Report name of `-d`-supporting diff.
    
    * m4/groff.m4 (GROFF_DIFF_D): Report name of detected diff(1) program
      that supports `-D` option, instead of the rather lame "yes" or "no".
---
 ChangeLog   | 6 ++++++
 m4/groff.m4 | 2 +-
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/ChangeLog b/ChangeLog
index 6872fb29e..c7f565677 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2024-11-21  G. Branden Robinson <g.branden.robinson@gmail.com>
+
+       * m4/groff.m4 (GROFF_DIFF_D): Report name of detected diff(1)
+       program that supports `-D` option, instead of the rather lame
+       "yes" or "no".
+
 2024-11-20  TANAKA Takuji <ttk@t-lab.opal.ne.jp>
 
        Support CJK fonts encoded in UTF-16 (6/6).
diff --git a/m4/groff.m4 b/m4/groff.m4
index 164c5065a..ad19b702f 100644
--- a/m4/groff.m4
+++ b/m4/groff.m4
@@ -1781,7 +1781,7 @@ AC_DEFUN([GROFF_DIFF_D],
       fi
     fi
   fi
-  AC_MSG_RESULT([$groff_has_diff_d_option])
+  AC_MSG_RESULT([$DIFF_PROG])
   AC_SUBST([DIFF_PROG])])
 
 # Check if 'test' supports the option -ef.