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# Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.
# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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# 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
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# accompanied this code).
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# 2 along with this work; if not, write to the Free Software Foundation,
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# This must be the first rule
default: all

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

JDK_CLASSES := $(subst $(SPACE),$(PATH_SEP),$(strip $(addprefix $(JDK_OUTPUTDIR)/modules/, \
      java.base java.logging java.scripting)))

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/jdk.scripting.nashorn/share/classes, \
    COPY := .properties .js, \
    BIN := $(NASHORN_OUTPUTDIR)/nashorn_classes))

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

# Build nasgen
$(eval $(call SetupJavaCompilation,BUILD_NASGEN, \
    SETUP := GENERATE_OLDBYTECODE, \
    SRC := $(NASGEN_SRC) $(ASM_SRC), \
    BIN := $(NASHORN_OUTPUTDIR)/nasgen_classes, \
    ADD_JAVAC_FLAGS := -bootclasspath "$(BOOT_RTJAR)$(PATH_SEP)$(NASHORN_OUTPUTDIR)/nashorn_classes"))

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

NASHORN_CLASSES_DIR := $(JDK_OUTPUTDIR)/modules/jdk.scripting.nashorn
NASGEN_RUN_FILE := $(NASHORN_CLASSES_DIR)/_the.nasgen.run

# Copy classes to final classes dir and run nasgen to modify classes in jdk.nashorn.internal.objects package
$(NASGEN_RUN_FILE): $(BUILD_NASGEN)
	$(ECHO) Running nasgen
	$(MKDIR) -p $(@D)
	$(RM) -rf $(@D)/jdk $(@D)/netscape
	$(CP) -R -p $(NASHORN_OUTPUTDIR)/nashorn_classes/* $(@D)/
	$(FIXPATH) $(JAVA) \
	    -Xbootclasspath/p:"$(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 := $(JDK_OUTPUTDIR)/modules/jdk.scripting.nashorn/jdk/nashorn/internal/runtime/resources/version.properties
VERSION_SRC := $(NASHORN_TOPDIR)/src/jdk.scripting.nashorn/share/classes/jdk/nashorn/internal/runtime/resources/version.properties-template

# Needs to happen after nasgen run since nasgen run deletes it
$(VERSION_FILE): $(NASGEN_RUN_FILE)
$(VERSION_FILE): $(VERSION_SRC)
	$(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, \
    $(NASGEN_RUN_FILE) \
    $(VERSION_FILE), \
    SRCS := $(NASHORN_CLASSES_DIR), \
    SUFFIXES := .class .js .properties Factory, \
    MANIFEST := $(NASHORN_TOPDIR)/src/jdk.scripting.nashorn/share/classes/META-INF/MANIFEST.MF, \
    EXTRA_MANIFEST_ATTR := $(MANIFEST_ATTRIBUTES), \
    SKIP_METAINF := true, \
    JAR := $(NASHORN_JAR)))

compile: $(NASHORN_RUN_FILE) $(VERSION_FILE)
all: $(NASHORN_JAR)

.PHONY: compile all