>>>>> "Martin" == Martin Schlienger <m.schlienger@xxxxxxxxx> writes: Martin> Each time we change the ClassLoader.java class, compilation Martin> lasts quite a long and I am not really convinced that Martin> everything need to be recompiled. I am quite a beginner with Martin> Makefile but it seems that no real check is done and Martin> everything is compiled by default. Martin> Maybe you can give me some tricks on that or tell me what method you Martin> use when hacking Classpath. IMNSHO, the best way to do incremental development on Classpath is to use Eclipse. It will only recompile the minimum necessary when you make a change. There a HOWTO for setting this up on the wiki -- it isn't as trivial as we would like, but it is doable, and once you have it set up you rarely have to tweak it. Tom