#!/bin/bash
# $Id: javac.in 5550 2009-02-19 18:14:43Z cher $
# Copyright (c) 2004-2008 Alexander Chernov <cher@ejudge.ru>

# Usage: javac in-file out-file
# The working dir must not contain any .class files.

# using EJUDGE_FLAGS we may pass additional flags

prefix="/opt/ejudge"
exec_prefix="/opt/ejudge"
libexecdir="/opt/ejudge/libexec"

LANG_CONFIG_DIR="/home/judges/compile/conf/lang.d"
[ "${EJUDGE_LANG_CONFIG}" = "" ] && EJUDGE_LANG_CONFIG="${LANG_CONFIG_DIR}/javac.cfg"

infile="$1"
outfile="$2"

if [ -f "${EJUDGE_LANG_CONFIG}" ]
then
  . "${EJUDGE_LANG_CONFIG}"
else
  version="unknown"
  JAVARUN="/usr/bin/java"
  JAVACRUN="/usr/bin/javac"
  JAVADIR="/usr"
  JAVAVER="1.6"
fi

if [ x"${version}" = x ]
then
  echo "This language is not supported." >&2
  exit 1
fi

# avoid setting JAVA_HOME if it is already set
# actually, setting of JAVA_HOME breaks some systems, so don't do it
MY_JAVA_HOME="${JAVA_HOME}"
if [ "${MY_JAVA_HOME}" = "" ]
then
    MY_JAVA_HOME="${JAVADIR}"
    PATH="${MY_JAVA_HOME}/bin:${PATH}"
    export PATH
fi

rm -f *.class
exec "${libexecdir}/ejudge/lang/ej-javac" "${infile}" "${outfile}" "${JAVACRUN}" "${JAVAVER}" "${MY_JAVA_HOME}"