From 4f5a624dfa457d414d9da204a06178dcaaef82ee Mon Sep 17 00:00:00 2001
From: Karl Berry <karl@freefriends.org>
Date: Tue, 28 Feb 2023 15:14:07 -0800
Subject: dirstamp: revert change of Jan 11 2023.

Fixes (hopefully) automake bug https://bugs.gnu.org/61867.

* bin/automake.in: restore explicit per-directory pattern rules,
since evidently @D is not supported on BSD-derived makes,
whatever POSIX says.  That is, revert this commit:
https://git.savannah.gnu.org/gitweb/?p=automake.git;a=commitdiff;h=55f8fcfd08cbf15d65d61dd2db934b6c3171cf06
---
 bin/automake.in | 12 ++++--------
 1 file changed, 4 insertions(+), 8 deletions(-)

diff --git a/bin/automake.in b/bin/automake.in
index afd296afa..f249064d5 100644
--- a/bin/automake.in
+++ b/bin/automake.in
@@ -7893,14 +7893,6 @@ sub require_build_directory
   $directory_map{$directory} = $dirstamp;
   $directory_map{$cdir} = $dirstamp;
 
-  # Generate the pattern rule only once.
-  if (! vardef ('am__dirstamp', TRUE))
-    {
-      $output_rules .= ("%/\$(am__dirstamp):\n"
-			. "\t\@\$(MKDIR_P) \$(\@D)\n"
-			. "\t\@: >>\$\@\n");
-    }
-
   # Set a variable for the dirstamp basename.
   define_pretty_variable ('am__dirstamp', TRUE, INTERNAL,
 			  '$(am__leading_dot)dirstamp');
@@ -7908,6 +7900,10 @@ sub require_build_directory
   # Directory must be removed by 'make distclean'.
   $clean_files{$dirstamp} = DIST_CLEAN;
 
+  $output_rules .= ("$dirstamp:\n"
+		    . "\t\@\$(MKDIR_P) $directory\n"
+		    . "\t\@: >>$dirstamp\n");
+
   return $dirstamp;
 }
 
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