Merge

makefiles/Makefile

+#
+# Copyright (c) 2011, 2012, 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.
+#
+
+include $(SPEC)
+include MakeBase.gmk
+include JavaCompilation.gmk
+
+default: all
+
+# The BOOT_JAVAC setup uses the bootdir compiler to compile the tools
+# and the bootstrap javac, to be run by the bootdir jvm.
+$(eval $(call SetupJavaCompiler,BOOT_JAVAC,\
+	JAVAC:=$(JAVAC),\
+        FLAGS:=-Xprefer:source -XDignore.symbol.file=true -g,\
+        MODE:=SINGLE_THREADED_BATCH))
+
+# Now setup the compilation of the properties compilation tool. You can depend
+# upon $(BUILD_TOOLS) to trigger a compilation of the tools. Note that we
+# add src/share/classes to the sourcepath. This is necessary since the GenStubs
+# program needs to be linked and run towards the new javac sources.
+$(eval $(call SetupJavaCompilation,BUILD_TOOLS,\
+		SETUP:=BOOT_JAVAC,\
+		SRC:=$(LANGTOOLS_TOPDIR)/make/tools $(LANGTOOLS_TOPDIR)/src/share/classes,\
+		INCLUDES:=compileproperties genstubs,\
+		BIN:=$(LANGTOOLS_OUTPUTDIR)/btclasses))
+
+# The compileprops tools compiles a properties file into a resource bundle.
+TOOL_COMPILEPROPS_CMD:=$(JAVA) -cp $(LANGTOOLS_OUTPUTDIR)/btclasses compileproperties.CompileProperties -quiet
+# Lookup the properties that need to be compiled into resource bundles.
+PROPSOURCES:=$(shell find $(LANGTOOLS_TOPDIR)/src/share/classes -name "*.properties")
+# Strip away prefix and suffix, leaving for example only: "com/sun/tools/javac/resources/javac_zh_CN"
+PROPPATHS:=$(patsubst $(LANGTOOLS_TOPDIR)/src/share/classes/%.properties,%,$(PROPSOURCES))
+# Generate the list of java files to be created.
+PROPJAVAS:=$(patsubst %,$(LANGTOOLS_OUTPUTDIR)/gensrc/%.java,$(PROPPATHS))
+# Generate the package dirs for the tobe generated java files.
+PROPDIRS:=$(dir $(PROPJAVAS))
+# Now generate a sequence of "-compile ...javac_zh_CN.properties ...javac_zh_CN.java java.util.ListResourceBundle"
+# suitable to be fed into the CompileProperties command.
+PROPCMDLINE:=$(subst _SPACE_,$(SPACE),$(join $(addprefix -compile_SPACE_,$(PROPSOURCES)), \
+		$(addsuffix _SPACE_java.util.ListResourceBundle,$(addprefix _SPACE_$(LANGTOOLS_OUTPUTDIR)/gensrc/,$(addsuffix .java,$(PROPPATHS))))))
+
+# Now setup the rule for the generation of the resource bundles.
+$(LANGTOOLS_OUTPUTDIR)/gensrc/_the_props.d : $(PROPSOURCES) $(BUILD_TOOLS)
+	rm -rf $(@D)/*
+	mkdir -p $(@D) $(PROPDIRS)
+	printf "jdk=$(JDK_VERSION)\nfull=$(FULL_VERSION)\nrelease=$(RELEASE)\n" > $(LANGTOOLS_OUTPUTDIR)/gensrc/com/sun/tools/javah/resources/version.properties
+	printf "jdk=$(JDK_VERSION)\nfull=$(FULL_VERSION)\nrelease=$(RELEASE)\n" > $(LANGTOOLS_OUTPUTDIR)/gensrc/com/sun/tools/javap/resources/version.properties
+	printf "jdk=$(JDK_VERSION)\nfull=$(FULL_VERSION)\nrelease=$(RELEASE)\n" > $(LANGTOOLS_OUTPUTDIR)/gensrc/com/sun/tools/javac/resources/version.properties
+	echo Compiling $(words $(PROPSOURCES) v1 v2 v3) properties into resource bundles
+	$(TOOL_COMPILEPROPS_CMD) $(PROPCMDLINE) \
+		-compile 	$(LANGTOOLS_OUTPUTDIR)/gensrc/com/sun/tools/javah/resources/version.properties \
+				$(LANGTOOLS_OUTPUTDIR)/gensrc/com/sun/tools/javah/resources/version.java \
+				java.util.ListResourceBundle \
+		-compile 	$(LANGTOOLS_OUTPUTDIR)/gensrc/com/sun/tools/javap/resources/version.properties \
+				$(LANGTOOLS_OUTPUTDIR)/gensrc/com/sun/tools/javap/resources/version.java \
+				java.util.ListResourceBundle \
+		-compile	$(LANGTOOLS_OUTPUTDIR)/gensrc/com/sun/tools/javac/resources/version.properties \
+				$(LANGTOOLS_OUTPUTDIR)/gensrc/com/sun/tools/javac/resources/version.java \
+				java.util.ListResourceBundle
+	echo PROPS_ARE_CREATED=yes > $@
+
+# Trigger the generation of the resource bundles. After the resource bundles have
+# been compiled, then the makefile will restart and the newly created java files
+# will become part of the build further along in the makefile.
+-include $(LANGTOOLS_OUTPUTDIR)/gensrc/_the_props.d
+
+ifeq ($(PROPS_ARE_CREATED),yes)
+        # Setup the rules to build a dist/bootstrap/lib/javac.jar, ie a smaller intermediate javac
+        # that can be compiled with an old javac. The intermediate javac is then used
+        # to compile javac again and to build the complete new jdk.
+        $(eval $(call SetupJavaCompilation,BUILD_BOOTSTRAP_LANGTOOLS,\
+		SETUP:=BOOT_JAVAC,\
+		SRC:=$(LANGTOOLS_TOPDIR)/src/share/classes $(LANGTOOLS_OUTPUTDIR)/gensrc,\
+		EXCLUDES:=com/sun/tools/javac/nio,\
+		BIN:=$(LANGTOOLS_OUTPUTDIR)/btclasses/bootstrap))
+
+        $(eval $(call SetupArchive,ARCHIVE_BOOTSTRAP_JAVAC,$(BUILD_BOOTSTRAP_LANGTOOLS),\
+		SRCS:=$(LANGTOOLS_OUTPUTDIR)/btclasses/bootstrap,\
+		JAR:=$(LANGTOOLS_OUTPUTDIR)/dist/bootstrap/lib/javac.jar,\
+		JARMAIN:=com.sun.tools.javac.Main))
+
+        $(eval $(call SetupArchive,ARCHIVE_BOOTSTRAP_JAVAH,$(BUILD_BOOTSTRAP_LANGTOOLS),\
+		SRCS:=$(LANGTOOLS_OUTPUTDIR)/btclasses/bootstrap,\
+		JAR:=$(LANGTOOLS_OUTPUTDIR)/dist/bootstrap/lib/javah.jar,\
+		JARMAIN:=com.sun.tools.javah.Main))
+
+        $(eval $(call SetupArchive,ARCHIVE_BOOTSTRAP_JAVAP,$(BUILD_BOOTSTRAP_LANGTOOLS),\
+		SRCS:=$(LANGTOOLS_OUTPUTDIR)/btclasses/bootstrap,\
+		JAR:=$(LANGTOOLS_OUTPUTDIR)/dist/bootstrap/lib/javap.jar,\
+		JARMAIN:=com.sun.tools.javap.Main))
+
+        $(eval $(call SetupArchive,ARCHIVE_BOOTSTRAP_JAVADOC,$(BUILD_BOOTSTRAP_LANGTOOLS),\
+		SRCS:=$(LANGTOOLS_OUTPUTDIR)/btclasses/bootstrap,\
+		JAR:=$(LANGTOOLS_OUTPUTDIR)/dist/bootstrap/lib/javadoc.jar,\
+		JARMAIN:=com.sun.tools.javadoc.Main))
+
+        # GenStubs is used to bootstrap any dependencies from javac to the new JDK that is not 
+        # yet built. It is currently not needed but might be again in the future. The following
+        # exercises the functionality to verify that it works.
+        TOOL_GENSTUBS_CMD=$(JAVA) \
+             "-Xbootclasspath/p:$(LANGTOOLS_OUTPUTDIR)/dist/bootstrap/lib/javac.jar" \
+             -cp "$(LANGTOOLS_OUTPUTDIR)/dist/bootstrap/lib/javac.jar$(PATH_SEP)$(LANGTOOLS_OUTPUTDIR)/btclasses" \
+             genstubs.GenStubs
+        # We fetch source from the JDK...
+        JDKS=$(JDK_TOPDIR)/src/share/classes
+        # Build the list of classes to generate stubs from. java/util/Objects.java isn't
+        # currently needed, but is used as a demo for now.
+	 STUBSOURCES:=$(shell $(FIND) $(JDKS) -name "*.java" | $(GREP) \
+		    -e "$(JDKS)/java/util/Objects.java")
+        # Rewrite the file names into class names because the GenStubs tool require this.
+        STUBCLASSES:=$(subst /,.,$(patsubst $(JDKS)/%.java,%,$(STUBSOURCES)))
+
+        # Now setup the build recipe for genstubs.
+        $(LANGTOOLS_OUTPUTDIR)/genstubs/_the_stubs.d : $(STUBSOURCES) $(BUILD_TOOLS) \
+				$(LANGTOOLS_OUTPUTDIR)/dist/bootstrap/lib/javac.jar \
+				$(LANGTOOLS_OUTPUTDIR)/gensrc/_the_props.d
+	       	mkdir -p $(@D)
+		mkdir -p $(LANGTOOLS_OUTPUTDIR)/tmpstubs
+	       	echo Generating stubs from JDK sources.
+	       	($(TOOL_GENSTUBS_CMD) -s $(LANGTOOLS_OUTPUTDIR)/tmpstubs -sourcepath $(JDKS) $(STUBCLASSES) && echo STUBS_ARE_CREATED=yes > $@)
+		if $(DIFF) -x "_the*" -rq $(LANGTOOLS_OUTPUTDIR)/tmpstubs $(LANGTOOLS_OUTPUTDIR)/genstubs > /dev/null 2>&1; then \
+			echo No changes in the stubs!; \
+			rm -rf $(LANGTOOLS_OUTPUTDIR)/tmpstubs; \
+		else \
+			echo Changes in stubs detected!; \
+			rm -rf $(@D); \
+			mv $(LANGTOOLS_OUTPUTDIR)/tmpstubs $(@D); \
+		fi
+		echo STUBS_ARE_CREATED=yes > $@
+
+        # Trigger a generation of the genstubs java source code and a restart
+        # of the makefile to make sure that the following build setup use the 
+        # newly created java files.
+        -include $(LANGTOOLS_OUTPUTDIR)/genstubs/_the_stubs.d
+
+	ifeq ($(STUBS_ARE_CREATED),yes)
+                # Setup a compiler configuration using the intermediate javac in dist/bootstrap/lib/javac.jar
+                # that generates code for the new jdk that is being built.
+                # The code compiled by this compiler setup, cannot necessarily be run with the bootstrap jvm.
+                $(eval $(call SetupJavaCompiler,GENERATE_NEWBYTECODE,\
+                  JVM:=$(JAVA),\
+                  JAVAC:="-Xbootclasspath/p:$(LANGTOOLS_OUTPUTDIR)/dist/bootstrap/lib/javac.jar" \
+			 -jar $(LANGTOOLS_OUTPUTDIR)/dist/bootstrap/lib/javac.jar,\
+                  FLAGS:=-Xprefer:source -XDignore.symbol.file=true,\
+                  SERVER_DIR:=$(JAVAC_SERVERS),\
+                  SERVER_JVM:=$(SERVER_JAVA),\
+                  MODE:=$(JAVAC_USE_MODE),\
+		  USE_DEPS:=$(JAVAC_USE_DEPS)))
+
+                # javax.tools.JavaCompilerTool isn't really a suffix but this gets the file copied.
+		RESOURCE_SUFFIXES:=.gif .xml .css javax.tools.JavaCompilerTool
+
+                $(eval $(call SetupJavaCompilation,BUILD_FULL_JAVAC,\
+			SETUP:=GENERATE_NEWBYTECODE,\
+			SRC:=$(LANGTOOLS_TOPDIR)/src/share/classes $(LANGTOOLS_OUTPUTDIR)/gensrc \
+			     $(LANGTOOLS_OUTPUTDIR)/genstubs,\
+			EXCLUDES:=java/util java/io java/nio,\
+			COPY:=$(RESOURCE_SUFFIXES),\
+			BIN:=$(LANGTOOLS_OUTPUTDIR)/classes))
+
+                $(eval $(call SetupArchive,ARCHIVE_FULL_JAVAC,$(BUILD_FULL_JAVAC),\
+			SETUP:=GENERATE_NEWBYTECODE,\
+			SRCS:=$(LANGTOOLS_OUTPUTDIR)/classes,\
+			SUFFIXES:=.class $(RESOURCE_SUFFIXES),\
+			JAR:=$(LANGTOOLS_OUTPUTDIR)/dist/lib/classes.jar,\
+			HEADERS:=$(LANGTOOLS_OUTPUTDIR)/gensrc_headers))
+
+                $(eval $(call SetupZipArchive,ZIP_FULL_JAVAC_SOURCE,\
+			SRC:=$(LANGTOOLS_TOPDIR)/src/share/classes $(LANGTOOLS_OUTPUTDIR)/gensrc,\
+			ZIP:=$(LANGTOOLS_OUTPUTDIR)/dist/lib/src.zip))
+
+                all: 		$(LANGTOOLS_OUTPUTDIR)/dist/lib/classes.jar \
+				$(LANGTOOLS_OUTPUTDIR)/dist/lib/src.zip \
+	                 	$(LANGTOOLS_OUTPUTDIR)/dist/bootstrap/lib/javac.jar \
+				$(LANGTOOLS_OUTPUTDIR)/dist/bootstrap/lib/javah.jar \
+				$(LANGTOOLS_OUTPUTDIR)/dist/bootstrap/lib/javap.jar \
+				$(LANGTOOLS_OUTPUTDIR)/dist/bootstrap/lib/javadoc.jar
+
+
+        endif
+endif