Fix: doc/examples/java-log4j: fix paths to directories

[lttng-ust.git] / doc / examples / java-log4j / run

diff --git a/doc/examples/java-log4j/run b/doc/examples/java-log4j/run
index 3a84f594b1484b3402bd8929bf64b59ab75bb0fa..ce23171737b2fd41ceaa8a0ef6d64a6fdf32105d 100755 (executable)
--- a/doc/examples/java-log4j/run
+++ b/doc/examples/java-log4j/run
@@ -1,4 +1,6 @@
 #!/bin/bash
+#
+# SPDX-License-Identifier: MIT
 
 #
 # The -cp path should be changed to the lttng ust agent jar file on your system
@@ -7,19 +9,32 @@
 #
 
 DIR=`dirname $0`
-JARFILE="liblttng-ust-agent.jar"
-LOG4J="/usr/local/share/java/log4j.jar:/usr/share/java/log4j.jar"
+JARFILE_COMMON="lttng-ust-agent-common.jar"
+JARFILE_LOG4J="lttng-ust-agent-log4j.jar"
+JAVA_OPTIONS=""
+
+# If system classpath is empty, try to guess log4j location
+if [ "x$CLASSPATH" = "x" ]; then
+       CLASSPATH="/usr/local/share/java/log4j.jar:/usr/share/java/log4j.jar"
+fi
 
 cd $DIR
 
 if [ -f "$DIR/.intree" ]; then
-       CLASSPATH="../../../liblttng-ust-java-agent/java/$JARFILE:$LOG4J"
-       LIBPATH="../../../liblttng-ust-java-agent/jni/log4j/.libs"
+       CLASSPATH="$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-log4j/$JARFILE_LOG4J"
+       LIBPATH="../../../src/lib/lttng-ust-java-agent/jni/log4j/.libs"
 else
-       CLASSPATH="/usr/local/share/java/$JARFILE:/usr/share/java/$JARFILE:$LOG4J"
-       LIBPATH="/usr/local/lib:/usr/lib"
+       CLASSPATH="$CLASSPATH:/usr/local/share/java/$JARFILE_COMMON:/usr/share/java/$JARFILE_COMMON"
+       CLASSPATH="$CLASSPATH:/usr/local/share/java/$JARFILE_LOG4J:/usr/share/java/$JARFILE_LOG4J"
+       # 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 -cp "$CLASSPATH:." Hello
+java -classpath "$CLASSPATH:." $JAVA_OPTIONS Hello
 
 cd -