如何构建GNU Classpath和JamVM

sudo apt-get install build-essential libssl-dev libgcrypt-dev libexpat1-dev libncurses5-dev libncursesw5-dev libreadline-dev libdb5.3-dev libdb5.3++-dev libgdbm-dev libdbus-1-dev libdbus-glib-1-dev libpam0g-dev libcap-dev libattr1-dev libselinux1-dev libsepol1-dev libpcre3-dev libpcrecpp0 libpcreposix0 libpcre32-3 libpcrecpp0v5 libpcreposix0v5 libpcre32-3v5

git clone https://github.com/gnu-classpath/gnu-classpath.git
git clone https://github.com/jamvm/jamvm.git

cd gnu-classpath
./configure
make

cd jamvm
./configure
make

jamvm -cp /path/to/class/files your.main.Class