From b91396bace7e09ba1dc0430ce5e2b5b3000fe77a Mon Sep 17 00:00:00 2001
From: Po Lu <luangruo@yahoo.com>
Date: Mon, 20 Feb 2023 10:50:04 +0800
Subject: [PATCH] Improve reliability of Java code rebuilds

* java/Makefile.in ($(CLASS_FILES)): Depend on the Java
compiler's internal dependency tracking.
---
 java/Makefile.in | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/java/Makefile.in b/java/Makefile.in
index 482419f07fa..af44d551701 100644
--- a/java/Makefile.in
+++ b/java/Makefile.in
@@ -257,8 +257,8 @@ $(RESOURCE_FILE): $(RESOURCE_FILES)
 $(CLASS_FILES): $(RESOURCE_FILE)
 
 .SUFFIXES: .java .class
-.java.class &:
-	$(AM_V_JAVAC) $(JAVAC) $(JAVAFLAGS) $<
+$(CLASS_FILES) &: $(JAVA_FILES)
+	$(AM_V_JAVAC) $(JAVAC) $(JAVAFLAGS) $(JAVA_FILES)
 
 # N.B. that find must be called all over again in case javac generated
 # nested classes.
-- 
2.39.5