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Java example source code file (BuildNashorn.gmk)

This example Java source code file (BuildNashorn.gmk) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

build_nasgen, full_version, general, gnu, license, nashorn_full_version, nashorn_jar, nashorn_outputdir, nashorn_version, oracle, public, this, version_file

The BuildNashorn.gmk Java example source code

#
# Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.
# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
#
# This code is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License version 2 only, as
# published by the Free Software Foundation.  Oracle designates this
# particular file as subject to the "Classpath" exception as provided
# by Oracle in the LICENSE file that accompanied this code.
#
# This code is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
# version 2 for more details (a copy is included in the LICENSE file that
# accompanied this code).
#
# You should have received a copy of the GNU General Public License version
# 2 along with this work; if not, write to the Free Software Foundation,
# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
#
# Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
# or visit www.oracle.com if you need additional information or have any
# questions.
#

# This must be the first rule
default: all

-include $(SPEC)
include MakeBase.gmk
include JavaCompilation.gmk

JDK_CLASSES := $(JDK_OUTPUTDIR)/classes

NASHORN_JAR := $(NASHORN_DIST)/nashorn.jar
NASHORN_VERSION := $(JDK_VERSION)
NASHORN_FULL_VERSION := $(FULL_VERSION)

ifdef MILESTONE
  ifeq ($(MILESTONE), internal)
    NASHORN_VERSION = $(FULL_VERSION)
  endif
endif

# Need to use source and target 7 for nasgen to work.
$(eval $(call SetupJavaCompiler,GENERATE_NEWBYTECODE_DEBUG, \
    JVM := $(JAVA), \
    JAVAC := $(NEW_JAVAC), \
    FLAGS := -g -source 7 -target 7 -bootclasspath $(JDK_CLASSES), \
    SERVER_DIR := $(SJAVAC_SERVER_DIR), \
    SERVER_JVM := $(SJAVAC_SERVER_JAVA)))

# Build nashorn into intermediate directory
$(eval $(call SetupJavaCompilation,BUILD_NASHORN, \
    SETUP := GENERATE_NEWBYTECODE_DEBUG, \
    SRC := $(NASHORN_TOPDIR)/src, \
    COPY := .properties .js, \
    BIN := $(NASHORN_OUTPUTDIR)/nashorn_classes))

NASGEN_SRC := $(NASHORN_TOPDIR)/buildtools/nasgen/src
ASM_SRC := $(JDK_TOPDIR)/src/share/classes/jdk/internal/org/objectweb/asm

# Build nasgen
$(eval $(call SetupJavaCompilation,BUILD_NASGEN, \
    SETUP := GENERATE_NEWBYTECODE_DEBUG, \
    SRC := $(NASGEN_SRC) $(ASM_SRC), \
    BIN := $(NASHORN_OUTPUTDIR)/nasgen_classes, \
    ADD_JAVAC_FLAGS := -cp $(NASHORN_OUTPUTDIR)/nashorn_classes))

# Nasgen needs nashorn classes
$(BUILD_NASGEN): $(BUILD_NASHORN)

# Copy classes to final classes dir and run nasgen to modify classes in jdk.nashorn.internal.objects package
$(NASHORN_OUTPUTDIR)/classes/_the.nasgen.run: $(BUILD_NASGEN)
	$(ECHO) Running nasgen
	$(MKDIR) -p $(@D)
	$(RM) -rf $(@D)/jdk $(@D)/netscape
	$(CP) -R -p $(NASHORN_OUTPUTDIR)/nashorn_classes/* $(@D)/
	$(FIXPATH) $(JAVA) \
	    -cp "$(NASHORN_OUTPUTDIR)/nasgen_classes$(PATH_SEP)$(NASHORN_OUTPUTDIR)/nashorn_classes" \
	    jdk.nashorn.internal.tools.nasgen.Main $(@D) jdk.nashorn.internal.objects $(@D)
	$(TOUCH) $@

# Version file needs to be processed with version numbers
VERSION_FILE := $(NASHORN_OUTPUTDIR)/classes/jdk/nashorn/internal/runtime/resources/version.properties

# Needs to happen after nasgen run since nasgen run deletes it
$(VERSION_FILE): $(NASHORN_OUTPUTDIR)/classes/_the.nasgen.run
$(VERSION_FILE): $(NASHORN_TOPDIR)/src/jdk/nashorn/internal/runtime/resources/version.properties-template
	$(ECHO) Creating version.properties
	$(MKDIR) -p $(@D)
	$(CAT) $< | $(SED) -e 's/$$(FULL_VERSION)/$(NASHORN_FULL_VERSION)/g' \
	    -e 's/$$(RELEASE)/$(NASHORN_VERSION)/g' \
	    -e '/^#.*$$/d' -e '/^$$/d'  > $@


MANIFEST_ATTRIBUTES := Name: jdk/nashorn/\nImplementation-Title: Oracle Nashorn\nImplementation-Version: $(NASHORN_FULL_VERSION)

# Create nashorn.jar from the final classes dir
$(eval $(call SetupArchive,BUILD_NASHORN_JAR, \
    $(NASHORN_OUTPUTDIR)/classes/_the.nasgen.run \
    $(VERSION_FILE), \
    SRCS := $(NASHORN_OUTPUTDIR)/classes, \
    SUFFIXES := .class .js .properties Factory, \
    MANIFEST := $(NASHORN_TOPDIR)/src/META-INF/MANIFEST.MF, \
    EXTRA_MANIFEST_ATTR := $(MANIFEST_ATTRIBUTES), \
    SKIP_METAINF := true, \
    JAR := $(NASHORN_JAR)))

all: $(NASHORN_JAR)

.PHONY: all

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