-lanterna:
- find src/com/ -name '*.java' > lanterna
- javac -encoding UTF-8 -source 5 @lanterna -d bin/ || rm lanterna
- test -e lanterna
+bin/5: lanterna bin/files
+ @echo Compiling in Java 1.5 mode "('make bin/5')"...
+ javac -cp bin/ -encoding UTF-8 -Xlint -Xlint:-options -source 5 -target 5 @bin/files -d bin/
+ @rm -f bin/[0-9]
+ @touch bin/5
+
+bin/6: lanterna bin/files
+ @echo Compiling in Java 1.6 mode "('make bin/6')"...
+ javac -cp bin/ -encoding UTF-8 -Xlint -Xlint:-options -source 6 -target 6 @bin/files -d bin/
+ @rm -f bin/[0-9]
+ @touch bin/6
+
+bin/7: lanterna bin/files
+ @echo Compiling in Java 1.7 mode "('make bin/7')"...
+ javac -cp bin/ -encoding UTF-8 -Xlint -Xlint:-options -source 7 -target 7 @bin/files -d bin/
+ @rm -f bin/[0-9]
+ @touch bin/7
+
+bin/8: lanterna bin/files
+ @echo Compiling in Java 1.8 mode "('make bin/8')"...
+ javac -cp bin/ -encoding UTF-8 -Xlint -Xlint:-options -source 8 -target 8 @bin/files -d bin/
+ @rm -f bin/[0-9]
+ @touch bin/8
+
+bin/files: src/be/nikiroo/jvcard/*/* src/be/nikiroo/jvcard/*
+ @mkdir -p bin/
+ @find src/be/ -name '*.java' > bin/files
+
+bin/lanterna:
+ @mkdir -p bin/
+ @find src/com/ -name '*.java' > bin/lanterna
+ javac -encoding UTF-8 -source 5 @lanterna -d bin/ || rm bin/lanterna
+ @test -e bin/lanterna