diff -up java/Makefile.orig java/Makefile

--- java/Makefile.orig	2023-02-28 01:31:32.000000000 -0700

+++ java/Makefile	2023-02-28 14:44:58.446569758 -0700

@@ -5,8 +5,8 @@ FILES = libsvm/svm.class libsvm/svm_mode

 		svm_train.class svm_predict.class svm_toy.class svm_scale.class

 #JAVAC = jikes

-JAVAC_FLAGS = --release 11

-JAVAC = javac

+JAVAC_FLAGS = --release 8

+JAVAC ?= javac

 # JAVAC_FLAGS =

 export CLASSPATH := .:$(CLASSPATH)

@@ -19,8 +19,20 @@ all: $(FILES)

 libsvm/svm.java: libsvm/svm.m4

 	m4 libsvm/svm.m4 > libsvm/svm.java

+javadoc: docs/index.html

+

+docs/index.html: $(FILES)

+	javadoc -d docs *.java libsvm/*.java

+

+install:

+	mkdir -p ${JAVA_TARGET_DIR}

+	install -m 644 libsvm.jar ${JAVA_TARGET_DIR}

+uninstall:

+	rm -fr ${JAVA_TARGET_DIR}

+

 clean:

 	rm -f libsvm/*.class *.class *.jar libsvm/*~ *~ libsvm/svm.java

+	rm -rf docs

 dist: clean all

 	rm *.class libsvm/*.class