#!/bin/bash
#
# SPDX-License-Identifier: MIT

#
# The -cp path should be changed to the lttng ust agent jar file on your system
# or locally to the project. Same goes for the Java library path in order to
# find the JNI Log4j library.
#

DIR=$(dirname "$0")
JARFILE_COMMON="lttng-ust-agent-common.jar"
JARFILE_LOG4J2="lttng-ust-agent-log4j2.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

cd "$DIR" || exit 1

if [ -f "$DIR/.intree" ]; then
	CLASSPATH="$CLASSPATH:../../../src/lib/lttng-ust-java-agent/java/lttng-ust-agent-common/$JARFILE_COMMON"
	CLASSPATH="$CLASSPATH:../../../src/lib/lttng-ust-java-agent/java/lttng-ust-agent-log4j2/$JARFILE_LOG4J2"
	LIBPATH="../../../src/lib/lttng-ust-java-agent/jni/log4j/.libs"
else
	CLASSPATH="$CLASSPATH:/usr/local/share/java/$JARFILE_COMMON:/usr/share/java/$JARFILE_COMMON"
	CLASSPATH="$CLASSPATH:/usr/local/share/java/$JARFILE_LOG4J2:/usr/share/java/$JARFILE_LOG4J2"
	# Use system defined java.library.path
	#LIBPATH="/usr/local/lib:/usr/lib"
fi

if [ "x$LIBPATH" != "x" ]; then
	JAVA_OPTIONS="$JAVA_OPTIONS -Djava.library.path=$LIBPATH"
fi

java -classpath "$CLASSPATH:." $JAVA_OPTIONS HelloLog4j2Prog
