1 #
   2 # Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved.
   3 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4 #
   5 # This code is free software; you can redistribute it and/or modify it
   6 # under the terms of the GNU General Public License version 2 only, as
   7 # published by the Free Software Foundation.  Oracle designates this
   8 # particular file as subject to the "Classpath" exception as provided
   9 # by Oracle in the LICENSE file that accompanied this code.
  10 #
  11 # This code is distributed in the hope that it will be useful, but WITHOUT
  12 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13 # FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14 # version 2 for more details (a copy is included in the LICENSE file that
  15 # accompanied this code).
  16 #
  17 # You should have received a copy of the GNU General Public License version
  18 # 2 along with this work; if not, write to the Free Software Foundation,
  19 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20 #
  21 # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22 # or visit www.oracle.com if you need additional information or have any
  23 # questions.
  24 #
  25 
  26 # This must be the first rule
  27 default: all
  28 
  29 include $(SPEC)
  30 include MakeBase.gmk
  31 include JavaCompilation.gmk
  32 
  33 # The BOOT_JAVAC setup uses the bootdir compiler to compile the tools
  34 # and the bootstrap javac, to be run by the bootdir jvm.
  35 $(eval $(call SetupJavaCompiler,BOOT_JAVAC,\
  36         JAVAC:=$(JAVAC),\
  37         SERVER_DIR:=$(SJAVAC_SERVER_DIR),\
  38         SERVER_JVM:=$(SJAVAC_SERVER_JAVA),\
  39         FLAGS:=-XDignore.symbol.file=true -g -Xlint:all$(COMMA)-deprecation -Werror))
  40 
  41 # Now setup the compilation of the properties compilation tool. You can depend
  42 # upon $(BUILD_TOOLS) to trigger a compilation of the tools. Note that we
  43 # add src/share/classes to the sourcepath. This is necessary since the GenStubs
  44 # program needs to be linked and run towards the new javac sources.
  45 $(eval $(call SetupJavaCompilation,BUILD_TOOLS,\
  46                 SETUP:=BOOT_JAVAC,\
  47                 DISABLE_SJAVAC:=true,\
  48                 ADD_JAVAC_FLAGS:=-Xprefer:source,\
  49                 SRC:=$(LANGTOOLS_TOPDIR)/make/tools $(LANGTOOLS_TOPDIR)/src/share/classes,\
  50                 INCLUDES:=compileproperties genstubs,\
  51                 BIN:=$(LANGTOOLS_OUTPUTDIR)/btclasses))
  52 
  53 # The compileprops tools compiles a properties file into a resource bundle.
  54 TOOL_COMPILEPROPS_CMD:=$(JAVA) -cp $(LANGTOOLS_OUTPUTDIR)/btclasses compileproperties.CompileProperties -quiet
  55 # Lookup the properties that need to be compiled into resource bundles.
  56 PROPSOURCES:=$(shell find $(LANGTOOLS_TOPDIR)/src/share/classes -name "*.properties")
  57 # Strip away prefix and suffix, leaving for example only: "com/sun/tools/javac/resources/javac_zh_CN"
  58 PROPPATHS:=$(patsubst $(LANGTOOLS_TOPDIR)/src/share/classes/%.properties,%,$(PROPSOURCES))
  59 # Generate the list of java files to be created.
  60 PROPJAVAS:=$(patsubst %,$(LANGTOOLS_OUTPUTDIR)/gensrc/%.java,$(PROPPATHS))
  61 # Generate the package dirs for the tobe generated java files.
  62 PROPDIRS:=$(dir $(PROPJAVAS))
  63 # Now generate a sequence of "-compile ...javac_zh_CN.properties ...javac_zh_CN.java java.util.ListResourceBundle"
  64 # suitable to be fed into the CompileProperties command.
  65 PROPCMDLINE:=$(subst _SPACE_,$(SPACE),$(join $(addprefix -compile_SPACE_,$(PROPSOURCES)), \
  66                 $(addsuffix _SPACE_java.util.ListResourceBundle,$(addprefix _SPACE_$(LANGTOOLS_OUTPUTDIR)/gensrc/,$(addsuffix .java,$(PROPPATHS))))))
  67 
  68 # Now setup the rule for the generation of the resource bundles.
  69 $(LANGTOOLS_OUTPUTDIR)/gensrc/_the_props.d : $(PROPSOURCES) $(BUILD_TOOLS)
  70         rm -rf $(@D)/*
  71         mkdir -p $(@D) $(PROPDIRS)
  72         printf "jdk=$(JDK_VERSION)\nfull=$(FULL_VERSION)\nrelease=$(RELEASE)\n" > $(LANGTOOLS_OUTPUTDIR)/gensrc/com/sun/tools/javah/resources/version.properties
  73         printf "jdk=$(JDK_VERSION)\nfull=$(FULL_VERSION)\nrelease=$(RELEASE)\n" > $(LANGTOOLS_OUTPUTDIR)/gensrc/com/sun/tools/javap/resources/version.properties
  74         printf "jdk=$(JDK_VERSION)\nfull=$(FULL_VERSION)\nrelease=$(RELEASE)\n" > $(LANGTOOLS_OUTPUTDIR)/gensrc/com/sun/tools/javac/resources/version.properties
  75         printf "jdk=$(JDK_VERSION)\nfull=$(FULL_VERSION)\nrelease=$(RELEASE)\n" > $(LANGTOOLS_OUTPUTDIR)/gensrc/com/sun/tools/jdeps/resources/version.properties
  76         echo Compiling $(words $(PROPSOURCES) v1 v2 v3) properties into resource bundles
  77         $(TOOL_COMPILEPROPS_CMD) $(PROPCMDLINE) \
  78                 -compile        $(LANGTOOLS_OUTPUTDIR)/gensrc/com/sun/tools/javah/resources/version.properties \
  79                                 $(LANGTOOLS_OUTPUTDIR)/gensrc/com/sun/tools/javah/resources/version.java \
  80                                 java.util.ListResourceBundle \
  81                 -compile        $(LANGTOOLS_OUTPUTDIR)/gensrc/com/sun/tools/javap/resources/version.properties \
  82                                 $(LANGTOOLS_OUTPUTDIR)/gensrc/com/sun/tools/javap/resources/version.java \
  83                                 java.util.ListResourceBundle \
  84                 -compile        $(LANGTOOLS_OUTPUTDIR)/gensrc/com/sun/tools/javac/resources/version.properties \
  85                                 $(LANGTOOLS_OUTPUTDIR)/gensrc/com/sun/tools/javac/resources/version.java \
  86                                 java.util.ListResourceBundle \
  87                 -compile        $(LANGTOOLS_OUTPUTDIR)/gensrc/com/sun/tools/jdeps/resources/version.properties \
  88                                 $(LANGTOOLS_OUTPUTDIR)/gensrc/com/sun/tools/jdeps/resources/version.java \
  89                                 java.util.ListResourceBundle
  90         echo PROPS_ARE_CREATED=yes > $@
  91 
  92 # Trigger the generation of the resource bundles. After the resource bundles have
  93 # been compiled, then the makefile will restart and the newly created java files
  94 # will become part of the build further along in the makefile.
  95 -include $(LANGTOOLS_OUTPUTDIR)/gensrc/_the_props.d
  96 
  97 ifeq ($(PROPS_ARE_CREATED),yes)
  98         # Setup the rules to build a dist/bootstrap/lib/javac.jar, ie a smaller intermediate javac
  99         # that can be compiled with an old javac. The intermediate javac is then used
 100         # to compile javac again and to build the complete new jdk.
 101         $(eval $(call SetupJavaCompilation,BUILD_BOOTSTRAP_LANGTOOLS,\
 102                 SETUP:=BOOT_JAVAC,\
 103                 DISABLE_SJAVAC:=true,\
 104                 SRC:=$(LANGTOOLS_TOPDIR)/src/share/classes $(LANGTOOLS_OUTPUTDIR)/gensrc,\
 105                 EXCLUDES:=com/sun/tools/javac/nio,\
 106                 BIN:=$(LANGTOOLS_OUTPUTDIR)/btclasses/bootstrap))
 107 
 108         $(eval $(call SetupArchive,ARCHIVE_BOOTSTRAP_JAVAC,$(BUILD_BOOTSTRAP_LANGTOOLS),\
 109                 SRCS:=$(LANGTOOLS_OUTPUTDIR)/btclasses/bootstrap,\
 110                 JAR:=$(LANGTOOLS_OUTPUTDIR)/dist/bootstrap/lib/javac.jar,\
 111                 JARMAIN:=com.sun.tools.javac.Main))
 112 
 113         $(eval $(call SetupArchive,ARCHIVE_BOOTSTRAP_JAVAH,$(BUILD_BOOTSTRAP_LANGTOOLS),\
 114                 SRCS:=$(LANGTOOLS_OUTPUTDIR)/btclasses/bootstrap,\
 115                 JAR:=$(LANGTOOLS_OUTPUTDIR)/dist/bootstrap/lib/javah.jar,\
 116                 JARMAIN:=com.sun.tools.javah.Main))
 117 
 118         $(eval $(call SetupArchive,ARCHIVE_BOOTSTRAP_JAVAP,$(BUILD_BOOTSTRAP_LANGTOOLS),\
 119                 SRCS:=$(LANGTOOLS_OUTPUTDIR)/btclasses/bootstrap,\
 120                 JAR:=$(LANGTOOLS_OUTPUTDIR)/dist/bootstrap/lib/javap.jar,\
 121                 JARMAIN:=com.sun.tools.javap.Main))
 122 
 123         $(eval $(call SetupArchive,ARCHIVE_BOOTSTRAP_JAVADOC,$(BUILD_BOOTSTRAP_LANGTOOLS),\
 124                 SRCS:=$(LANGTOOLS_OUTPUTDIR)/btclasses/bootstrap,\
 125                 JAR:=$(LANGTOOLS_OUTPUTDIR)/dist/bootstrap/lib/javadoc.jar,\
 126                 JARMAIN:=com.sun.tools.javadoc.Main))
 127 
 128         # GenStubs is used to bootstrap any dependencies from javac to the new JDK that is not 
 129         # yet built. It is currently not needed but might be again in the future. The following
 130         # exercises the functionality to verify that it works.
 131         TOOL_GENSTUBS_CMD=$(JAVA) \
 132              "-Xbootclasspath/p:$(LANGTOOLS_OUTPUTDIR)/dist/bootstrap/lib/javac.jar" \
 133              -classpath $(LANGTOOLS_OUTPUTDIR)/btclasses \
 134              genstubs.GenStubs
 135         # We fetch source from the JDK...
 136         JDKS=$(JDK_TOPDIR)/src/share/classes
 137         # Build the list of classes to generate stubs from. java/util/Objects.java isn't
 138         # currently needed, but is used as a demo for now.
 139          STUBSOURCES:=$(shell $(FIND) $(JDKS) -name "*.java" | $(GREP) \
 140                     -e "$(JDKS)/java/util/Objects.java")
 141         # Rewrite the file names into class names because the GenStubs tool require this.
 142         STUBCLASSES:=$(subst /,.,$(patsubst $(JDKS)/%.java,%,$(STUBSOURCES)))
 143 
 144         # Now setup the build recipe for genstubs.
 145         $(LANGTOOLS_OUTPUTDIR)/genstubs/_the_stubs.d : $(STUBSOURCES) $(BUILD_TOOLS) \
 146                                 $(LANGTOOLS_OUTPUTDIR)/dist/bootstrap/lib/javac.jar \
 147                                 $(LANGTOOLS_OUTPUTDIR)/gensrc/_the_props.d
 148                 mkdir -p $(@D)
 149                 mkdir -p $(LANGTOOLS_OUTPUTDIR)/tmpstubs
 150                 echo $(LOG_INFO) Generating stubs from JDK sources.
 151                 ($(TOOL_GENSTUBS_CMD) -s $(LANGTOOLS_OUTPUTDIR)/tmpstubs -sourcepath $(JDKS) $(STUBCLASSES) && echo STUBS_ARE_CREATED=yes > $@)
 152                 if $(DIFF) -x "_the*" -rq $(LANGTOOLS_OUTPUTDIR)/tmpstubs $(LANGTOOLS_OUTPUTDIR)/genstubs > /dev/null 2>&1; then \
 153                         echo $(LOG_INFO) No changes in the stubs!; \
 154                         rm -rf $(LANGTOOLS_OUTPUTDIR)/tmpstubs; \
 155                 else \
 156                         echo $(LOG_INFO) Changes in stubs detected!; \
 157                         rm -rf $(@D); \
 158                         mv $(LANGTOOLS_OUTPUTDIR)/tmpstubs $(@D); \
 159                 fi
 160                 echo STUBS_ARE_CREATED=yes > $@
 161 
 162         # Trigger a generation of the genstubs java source code and a restart
 163         # of the makefile to make sure that the following build setup use the 
 164         # newly created java files.
 165         -include $(LANGTOOLS_OUTPUTDIR)/genstubs/_the_stubs.d
 166 
 167         ifeq ($(STUBS_ARE_CREATED),yes)
 168                 # Setup a compiler configuration using the intermediate javac in dist/bootstrap/lib/javac.jar
 169                 # that generates code for the new jdk that is being built.
 170                 # The code compiled by this compiler setup, cannot necessarily be run with the bootstrap jvm.
 171                 $(eval $(call SetupJavaCompiler,GENERATE_NEWBYTECODE,\
 172                   JVM:=$(JAVA),\
 173                   JAVAC:="-Xbootclasspath/p:$(LANGTOOLS_OUTPUTDIR)/dist/bootstrap/lib/javac.jar" \
 174                          -jar $(LANGTOOLS_OUTPUTDIR)/dist/bootstrap/lib/javac.jar,\
 175                   FLAGS:=-XDignore.symbol.file=true -Xlint:all$(COMMA)-deprecation -Werror,\
 176                   SERVER_DIR:=$(SJAVAC_SERVER_DIR),\
 177                   SERVER_JVM:=$(SJAVAC_SERVER_JAVA)))
 178 
 179                 # javax.tools.JavaCompilerTool isn't really a suffix but this gets the file copied.
 180                 RESOURCE_SUFFIXES:=.gif .xml .css javax.tools.JavaCompilerTool
 181 
 182                 $(eval $(call SetupJavaCompilation,BUILD_FULL_JAVAC,\
 183                         SETUP:=GENERATE_NEWBYTECODE,\
 184                         SRC:=$(LANGTOOLS_TOPDIR)/src/share/classes $(LANGTOOLS_OUTPUTDIR)/gensrc \
 185                              $(LANGTOOLS_OUTPUTDIR)/genstubs,\
 186                         EXCLUDES:=java/util java/io java/nio,\
 187                         COPY:=$(RESOURCE_SUFFIXES),\
 188                         BIN:=$(LANGTOOLS_OUTPUTDIR)/classes))
 189 
 190                 $(eval $(call SetupArchive,ARCHIVE_FULL_JAVAC,$(BUILD_FULL_JAVAC),\
 191                         SETUP:=GENERATE_NEWBYTECODE,\
 192                         SRCS:=$(LANGTOOLS_OUTPUTDIR)/classes,\
 193                         SUFFIXES:=.class $(RESOURCE_SUFFIXES),\
 194                         JAR:=$(LANGTOOLS_OUTPUTDIR)/dist/lib/classes.jar))
 195 
 196                 $(eval $(call SetupZipArchive,ZIP_FULL_JAVAC_SOURCE,\
 197                         SRC:=$(LANGTOOLS_TOPDIR)/src/share/classes $(LANGTOOLS_OUTPUTDIR)/gensrc,\
 198                         ZIP:=$(LANGTOOLS_OUTPUTDIR)/dist/lib/src.zip))
 199 
 200                 all:            $(LANGTOOLS_OUTPUTDIR)/dist/lib/classes.jar \
 201                                 $(LANGTOOLS_OUTPUTDIR)/dist/lib/src.zip \
 202                                 $(LANGTOOLS_OUTPUTDIR)/dist/bootstrap/lib/javac.jar \
 203                                 $(LANGTOOLS_OUTPUTDIR)/dist/bootstrap/lib/javah.jar \
 204                                 $(LANGTOOLS_OUTPUTDIR)/dist/bootstrap/lib/javap.jar \
 205                                 $(LANGTOOLS_OUTPUTDIR)/dist/bootstrap/lib/javadoc.jar
 206 
 207 
 208         endif
 209 endif