THRIFT-450. java: Propagate CLASSPATH from ./configure to make and ant

- Put "AC_SUBST(CLASSPATH)" configure.ac so the CLASSPATH used to run
  ./configure is passed in to make.
- Put "export CLASSPATH" in lib/java/Makefile.am so that the CLASSPATH
  passed to make is passed to ant.

git-svn-id: https://svn.apache.org/repos/asf/incubator/thrift/trunk@777678 13f79535-47bb-0310-9956-ffa450edef68
2 files changed