--- a/izpack-dist/src/main/resources/bin/compile
+++ b/izpack-dist/src/main/resources/bin/compile
@@ -14,130 +14,11 @@
 #   See the License for the specific language governing permissions and
 #   limitations under the License.
 
-# allow command line pre-set opts
-if [ -z "$IZPACK_OPTS" ] ; then 
-  IZPACK_OPTS=""
-fi
+MAIN_CLASS='com.izforge.izpack.compiler.bootstrap.CompilerLauncher'
 
-# load user izpack configuration (may specify IZPACK_HOME
-if [ -f "$HOME/.izpackrc" ] ; then
-  . $HOME/.izpackrc
-fi
-
-# OS specific support.  $var _must_ be set to either true or false.
-cygwin=false;
-darwin=false;
-case "`uname`" in
-  CYGWIN*) cygwin=true ;;
-  Darwin*) darwin=true
-           if [ -z "$JAVA_VERSION" ] ; then
-             JAVA_VERSION="CurrentJDK"
-           else
-             echo "Using Java version: $JAVA_VERSION"
-           fi
-           if [ -z "$JAVA_HOME" ] ; then
-             JAVA_HOME=/System/Library/Frameworks/JavaVM.framework/Versions/${JAVA_VERSION}/Home
-           fi
-           ;;
-esac
-
-if [ -z "$IZPACK_HOME" ] ; then
-  # try to find IZPACK
-  if [ -d /opt/izpack ] ; then 
-    IZPACK_HOME=/opt/izpack
-  fi
-
-  if [ -d "${HOME}/izpack" ] ; then 
-    IZPACK_HOME="${HOME}/izpack"
-  fi
-
-  ## resolve links - $0 may be a link to izpack's home
-  PRG="$0"
-  progname=`basename "$0"`
-  saveddir=`pwd`
-
-  # need this for relative symlinks
-  dirname_prg=`dirname "$PRG"`
-  cd "$dirname_prg"
-
-  while [ -h "$PRG" ] ; do
-    ls=`ls -ld "$PRG"`
-    link=`expr "$ls" : '.*-> \(.*\)$'`
-    if expr "$link" : '/.*' > /dev/null; then
-	PRG="$link"
-    else
-	PRG=`dirname "$PRG"`"/$link"
-    fi
-  done
-
-  IZPACK_HOME=`dirname "$PRG"`/..
-
-  cd "$saveddir"
-
-  # make it fully qualified
-  IZPACK_HOME=`cd "$IZPACK_HOME" && pwd`
-fi
-
-# For Cygwin, ensure paths are in UNIX format before anything is touched
-if $cygwin ; then
-  [ -n "$IZPACK_HOME" ] &&
-    IZPACK_HOME=`cygpath --unix "$IZPACK_HOME"`
-  [ -n "$JAVA_HOME" ] &&
-    JAVA_HOME=`cygpath --unix "$JAVA_HOME"`
-  [ -n "$CLASSPATH" ] &&
-    CLASSPATH=`cygpath --path --unix "$CLASSPATH"`
-fi
-
-if [ -z "$JAVACMD" ] ; then 
-  if [ -n "$JAVA_HOME"  ] ; then
-    if [ -x "$JAVA_HOME/jre/sh/java" ] ; then 
-      # IBM's JDK on AIX uses strange locations for the executables
-      JAVACMD="$JAVA_HOME/jre/sh/java"
-    else
-      JAVACMD="$JAVA_HOME/bin/java"
-    fi
-  else
-    JAVACMD=`which java 2> /dev/null `
-    if [ -z "$JAVACMD" ] ; then 
-        JAVACMD=java
-    fi
-  fi
-fi
- 
-if [ ! -x "$JAVACMD" ] ; then
-  echo "Error: JAVA_HOME is not defined correctly."
-  echo "  We cannot execute $JAVACMD"
-  exit 1
-fi
-
-if [ -z "$JAVA_HOME" ] ; then
-  echo "Warning: JAVA_HOME environment variable is not set."
-  echo "  If build fails because sun.* classes could not be found"
-  echo "  you will need to set the JAVA_HOME environment variable"
-  echo "  to the installation directory of java."
-fi
-
-# For Cygwin, switch paths to Windows format before running java
-if $cygwin; then
-  [ -n "$IZPACK_HOME" ] &&
-    IZPACK_HOME=`cygpath --windows "$IZPACK_HOME"`
-  [ -n "$JAVA_HOME" ] &&
-    JAVA_HOME=`cygpath --windows "$JAVA_HOME"`
-  [ -n "$CLASSPATH" ] &&
-    CLASSPATH=`cygpath --path --windows "$CLASSPATH"`
-fi
-
-# For Darwin, use classes.jar for TOOLS_JAR
-TOOLS_JAR="${JAVA_HOME}/lib/tools.jar"
-if $darwin; then
-  TOOLS_JAR="/System/Library/Frameworks/JavaVM.framework/Versions/${JAVA_VERSION}/Classes/classes.jar"
-fi
-
-MAIN_CLASS=com.izforge.izpack.compiler.bootstrap.CompilerLauncher
-
-"$JAVACMD" -Xmx512m \
+exec java -Xmx512m \
   $IZPACK_OPTS \
-  -classpath "${IZPACK_HOME}/lib/*" \
-  "-Dtools.jar=$TOOLS_JAR" \
-  "-Dizpack.home=${IZPACK_HOME}" \
-  $MAIN_CLASS "$@"
+  -classpath '/opt/izpack/lib/*' \
+  -Dtools.jar='/usr/lib/jvm/default-runtime/lib/tools.jar' \
+  -Dizpack.home='/opt/izpack' \
+  "$MAIN_CLASS" "$@"