From 706ea0da506ffc0f13624dca94a1123e91d78ac3 Mon Sep 17 00:00:00 2001
From: Tom Tromey <tromey@redhat.com>
Date: Wed, 26 Nov 1997 20:53:53 +0000
Subject: [PATCH] yacc fixlet

---
 ChangeLog   | 3 +++
 automake.in | 3 ++-
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/ChangeLog b/ChangeLog
index 3788411a3..506d153e1 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,8 @@
 Wed Nov 26 13:41:57 1997  Tom Tromey  <tromey@cygnus.com>
 
+	* automake.in (output_yacc_build_rule): Don't overwrite .h file in
+	non-ylwrap case.
+
 	* tags.am (ID): Scan lisp files.
 	(TAGS): Make tags for lisp files.
 
diff --git a/automake.in b/automake.in
index a498778dc..5aeacdf4f 100755
--- a/automake.in
+++ b/automake.in
@@ -1006,7 +1006,8 @@ sub output_yacc_build_rule
 	}
 	else
 	{
-	    $output_rules .= ('$(YACC) $(YFLAGS) $< && mv y.tab.c $@' . "\n"
+	    $output_rules .= ('$(YACC) $(YFLAGS) $< && mv y.tab.c $*'
+			      . $c_suffix . "\n"
 			      . "\tif test -f y.tab.h; then \\\n"
 			      . "\tif cmp -s y.tab.h \$*.h; then rm -f y.tab.h; else mv y.tab.h \$*.h; fi; \\\n"
 			  . "\telse :; fi");
-- 
2.47.3