+DIR=$(dirname "$0")
+JARFILE_COMMON="lttng-ust-agent-common.jar"
+JARFILE_LOG4J="lttng-ust-agent-log4j.jar"
+JAVA_OPTIONS=""
+
+# If system classpath is empty, try to guess log4j location
+if [ "x$CLASSPATH" = "x" ]; then
+ CLASSPATH="/usr/local/share/java/log4j.jar:/usr/share/java/log4j.jar"
+fi