Move to kernel style SPDX license identifiers

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

diff --git a/doc/examples/java-log4j/Makefile b/doc/examples/java-log4j/Makefile
index 4b5996422c6f3768f184033fecf8f1f04997ea8c..5d560493db859194d2b435c99149f50a04d4c300 100644 (file)
--- a/doc/examples/java-log4j/Makefile
+++ b/doc/examples/java-log4j/Makefile
@@ -1,14 +1,6 @@
+# SPDX-License-Identifier: LGPL-2.1-only
 #
-# Copyright (C) 2014 - Christian Babeux <christian.babeux@efficios.com>
-#
-# THIS MATERIAL IS PROVIDED AS IS, WITH ABSOLUTELY NO WARRANTY EXPRESSED OR
-# IMPLIED. ANY USE IS AT YOUR OWN RISK.
-#
-# Permission is hereby granted to use or copy this program for any purpose,
-# provided the above notices are retained on all copies.  Permission to modify
-# the code and to distribute modified code is granted, provided the above
-# notices are retained, and a notice that the code was modified is included
-# with the above copyright notice.
+# Copyright (C) 2014 Christian Babeux <christian.babeux@efficios.com>
 #
 # This Makefile is not using automake so that users may see how to build a
 # program with tracepoint provider probes as stand-alone shared objects.
@@ -16,25 +8,31 @@
 # This makefile is purposefully kept simple to support GNU and BSD make.
 #
 
-JFLAGS = -g
+# Required JAR files for Log4j
+JARFILE_LOG4J=lttng-ust-agent-log4j.jar
+JARFILE_COMMON=lttng-ust-agent-common.jar
 
-# Default JUL jar name.
-JARFILE=liblttng-ust-agent.jar
-LOG4J=/usr/share/java/log4j.jar
+# If system classpath is empty, try to guess log4j location
+ifeq "$(CLASSPATH)" ""
+       CLASSPATH=/usr/local/share/java/log4j.jar:/usr/share/java/log4j.jar
+endif
 
-# Check if the top level makefile overrides the JUL Jar file name.
-ifneq "$(JAVA_JARFILE_OVERRIDE)" ""
-       JARFILE=$(JAVA_JARFILE_OVERRIDE)
+# Check if the top level makefile overrides the Log4j Jar file's path.
+ifeq "$(JAVA_CLASSPATH_OVERRIDE_LOG4J)" ""
+       LOG4J_CP = /usr/local/share/java/$(JARFILE_LOG4J):/usr/share/java/$(JARFILE_LOG4J)
+else
+       LOG4J_CP = $(JAVA_CLASSPATH_OVERRIDE_LOG4J)/$(JARFILE_LOG4J)
 endif
 
-# Check if the top level makefile overrides the JUL classpath.
-ifeq "$(JAVA_CLASSPATH_OVERRIDE)" ""
-       CLASSPATH=/usr/local/share/java/$(JARFILE):/usr/share/java/$(JARFILE):$(LOG4J)
+# Check if the top level makefile overrides the Common Jar file's path.
+ifeq "$(JAVA_CLASSPATH_OVERRIDE_COMMON)" ""
+       COMMON_CP = /usr/local/share/java/$(JARFILE_COMMON):/usr/share/java/$(JARFILE_COMMON)
 else
-       CLASSPATH=$(JAVA_CLASSPATH_OVERRIDE)/$(JARFILE):$(LOG4J)
+       COMMON_CP = $(JAVA_CLASSPATH_OVERRIDE_COMMON)/$(JARFILE_COMMON)
 endif
 
-JC = javac -classpath "$(CLASSPATH):."
+JFLAGS = -g
+JC = javac -classpath "$(CLASSPATH):$(LOG4J_CP):$(COMMON_CP):."
 .SUFFIXES: .java .class
 .java.class:
        $(JC) $(JFLAGS) $*.java