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# 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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# 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 := $(FIXPATH) $(NASHORN_TOPDIR)/buildtools/nasgen/src
ASM_SRC := $(FIXPATH) $(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
# Finally rename 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 $(@D)
	for f in `$(FIND) $(@D)/jdk/nashorn/internal/objects/ -name "*.class"`; do \
	  mv "$$f" `$(ECHO) "$$f" | $(SED) "s/\.class$$/\.clazz/"`; \
        done
	$(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 .clazz .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