#!/bin/bash

if [ -z "${JAVA_HOME}" ]; then
  echo "JAVA_HOME not set"
  OPENJDK=`java -version 2>&1 | grep OpenJDK`
  if [ -z "${OPENJDK}" -a -d "/usr/lib/jvm/java-7-oracle" ]; then
    JAVA_HOME=/usr/lib/jvm/java-7-oracle
  else
    JAVA_HOME=/usr/lib/jvm/default-java
  fi
  echo "Assuming JAVA_HOME=${JAVA_HOME}"
fi

# fail on command error
set -e

# echo back each command
set -x

JAVA_HOME=${JAVA_HOME:-/usr/lib/jvm/java-7-oracle}
export ONOS_HOME=${ONOS_HOME:-$(cd `dirname $0`; cd ..; pwd)}
export RAMCLOUD_HOME=${RAMCLOUD_HOME:-~/ramcloud}
RAMCLOUD_BRANCH=${RAMCLOUD_BRANCH:-master}

if [ ! -e ${ONOS_HOME}/target/classes/edu/stanford/ramcloud/JRamCloud.class ]; then
  mvn -f ${ONOS_HOME}/pom.xml compile -T 1C
fi

javah -cp ${ONOS_HOME}/target/classes -o ${ONOS_HOME}/src/main/cpp/edu_stanford_ramcloud_JRamCloud.h edu.stanford.ramcloud.JRamCloud

g++ -g -Wall -O3 -shared -fPIC -std=c++0x -I${JAVA_HOME}/include/ -I${JAVA_HOME}/include/linux -I${RAMCLOUD_HOME}/src/ -I${RAMCLOUD_HOME}/obj.${RAMCLOUD_BRANCH}/ -I${RAMCLOUD_HOME}/logcabin/ -I${RAMCLOUD_HOME}/gtest/include/ -L${RAMCLOUD_HOME}/obj.${RAMCLOUD_BRANCH} -o ${ONOS_HOME}/lib/libedu_stanford_ramcloud_JRamCloud.so ${ONOS_HOME}/src/main/cpp/edu_stanford_ramcloud_JRamCloud.cc -lramcloud