make/common/Rules.gmk

#
# Copyright (c) 1995, 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.
#

#
#
# Rules shared by all Java makefiles.
#
# Used to apply to source file $<, checks code conventions, issues warnings.
define check-conventions
  if [ "$(CONVENTION_WATCH)" = "true" ] ; then \
    if [ "`$(CAT) -n -v -t $< | $(EGREP) -v '\@\(\#\)' | $(EGREP) '\^[MLI]'`" != "" ] ; then \
      $(ECHO) "WARNING: File contains tabs, ^M, or ^L characters: $<"; \
      if [ "$(CONVENTION_DETAILS)" = "true" ] ; then \
        $(CAT) -n -v -t $< | $(EGREP) -v '\@\(\#\)' | $(EGREP) '\^[MLI]' ; \
      fi; \
    fi; \
  fi
endef

# Make sure the default rule is all
rules_default_rule: all

#
# Directory set up.  (Needed by deploy workspace)
# 
$(CLASSDESTDIR) $(CLASSHDRDIR) $(OBJDIR) $(OUTPUTDIR) $(BINDIR) $(LIBDIR) $(LIBDIR)/$(LIBARCH) $(TEMPDIR) $(EXTDIR):
	$(MKDIR) -p $@ 

#
# All source tree areas for java/properties files (a few may be closed)
#
ifeq ($(PLATFORM), macosx)
  ifdef OPENJDK
    ALL_CLASSES_SRC = $(call JavaSrcDirList,,classes)
  else
    ALL_CLASSES_SRC = \
	  $(CLOSED_SHARE_SRC)/classes $(CLOSED_PLATFORM_SRC)/classes \
	  $(call JavaSrcDirList,,classes)
  endif
else
  ifdef OPENJDK
    ALL_CLASSES_SRC = $(SHARE_SRC)/classes $(PLATFORM_SRC)/classes
  else
    ALL_CLASSES_SRC = \
	  $(CLOSED_SHARE_SRC)/classes $(CLOSED_PLATFORM_SRC)/classes \
	  $(SHARE_SRC)/classes $(PLATFORM_SRC)/classes
  endif
endif

#
# If AUTO_FILES_PROPERTIES_DIRS used, automatically find properties files
#
ifdef AUTO_FILES_PROPERTIES_DIRS
  AUTO_FILES_PROPERTIES_FILTERS1  = $(SCM_DIRs) ',*'
  AUTO_FILES_PROPERTIES_FILTERS1 += $(AUTO_PROPERTIES_PRUNE)
  FILES_properties_find_filters1 = $(AUTO_FILES_PROPERTIES_FILTERS1:%=-name % -prune -o)
  FILES_properties_auto1 := \
     $(shell \
        for dir in $(ALL_CLASSES_SRC) ; do \
          if [ -d $$dir ] ; then \
            ( $(CD) $$dir; \
              for sdir in $(AUTO_FILES_PROPERTIES_DIRS); do \
                if [ -d $$sdir ] ; then \
                  $(FIND) $$sdir $(FILES_properties_find_filters1) \
                                 -name '*.properties' -print ; \
                fi ; \
              done \
            ); \
          fi; \
        done \
      )
else
  FILES_properties_auto1 =
endif # AUTO_FILES_PROPERTIES_DIRS

# Add any automatically found properties files to the properties file list
FILES_properties += $(FILES_properties_auto1)

#
# Get Resources help
#
include $(JDK_TOPDIR)/make/common/internal/Resources.gmk

#
# Compiling .java files.
#

#
# Automatically add to FILES_java if AUTO_FILES_JAVA_DIRS is defined
#
#    There are two basic types of sources, normal source files and the
#    generated ones. The Normal sources will be located in:
#         $(ALL_CLASSES_SRC)
#    The generated sources, which might show up late to dinner, are at:
#         $(GENSRCDIR)
#    and since they could be generated late, we need to be careful that
#    we look for these sources late and not use the ':=' assignment which
#    might miss their generation.

ifdef AUTO_FILES_JAVA_DIRS
  # Filter out these files or directories
  AUTO_FILES_JAVA_SOURCE_FILTERS1  = $(SCM_DIRs) ',*'
  AUTO_FILES_JAVA_SOURCE_FILTERS2  = 
  AUTO_FILES_JAVA_SOURCE_FILTERS1 += $(AUTO_JAVA_PRUNE)
  AUTO_FILES_JAVA_SOURCE_FILTERS2 += $(AUTO_JAVA_PRUNE)

  # First list is the normal sources that should always be there,
  #   by using the ':=', which means we do this processing once.
  FILES_java_find_filters1 = $(AUTO_FILES_JAVA_SOURCE_FILTERS1:%=-name % -prune -o)
  FILES_java_auto1 := \
     $(shell \
        for dir in $(ALL_CLASSES_SRC) ; do \
          if [ -d $$dir ] ; then \
            ( $(CD) $$dir; \
              for sdir in $(AUTO_FILES_JAVA_DIRS); do \
                if [ -d $$sdir ] ; then \
                  $(FIND) $$sdir $(FILES_java_find_filters1) \
                                 -name '*.java' -print ; \
                fi ; \
              done \
            ); \
          fi; \
        done \
      )
  # Second list is the generated sources that should be rare, but will likely
  #   show up late and we need to look for them at the last minute, so we
  #   cannot use the ':=' assigment here. But if this gets expanded multiple
  #   times, the if tests should make them relatively cheap.
  FILES_java_find_filters2 = $(AUTO_FILES_JAVA_SOURCE_FILTERS2:%=-name % -prune -o)
  FILES_java_auto2 = \
     $(shell \
        for dir in $(GENSRCDIR); do \
          if [ -d $$dir ] ; then \
            ( $(CD) $$dir; \
              for sdir in $(AUTO_FILES_JAVA_DIRS); do \
                if [ -d $$sdir ] ; then \
                  $(FIND) $$sdir $(FILES_java_find_filters2) \
                                 -name '*.java' -print ; \
                fi ; \
              done \
            ); \
          fi; \
        done \
      )
else
  FILES_java_auto1 =
  FILES_java_auto2 =
endif

# Add all found java sources to FILES_java macro (if AUTO_FILES_JAVA_DIRS used)
FILES_java += $(FILES_java_auto1) $(FILES_java_auto2)

# File that will hold java source names that need compiling
JAVA_SOURCE_LIST=$(TEMPDIR)/.classes.list

# Add a java source to the list
define add-java-file
$(ECHO) "$?" >> $(JAVA_SOURCE_LIST)
$(check-conventions)
endef

ifdef DEMOS
$(CLASSDESTDIR)/%.class: $(SOURCEPATH)/%.java
	@$(add-java-file)
#Redirect zh_HK java files to tmp directory which created from zh_TW
#$(CLASSDESTDIR)/%_zh_HK.class: $(JDK_L10N_TMP_OUTPUTDIR)/%_zh_HK.java
#	@$(add-java-file)
else

#
# Rules for closed files
#
# If filenames are duplicated between open/closed workspaces, prefer
# the closed files.
#
# Rule ordering in this Makefile is important: some targets depend
# on closed files replacing open ones, and thus the closed file rules
# must be found before the open ones.
#
# Don't reorder without consulting teams that depend on this behavior.
#
ifndef OPENJDK
$(CLASSDESTDIR)/%.class: $(CLOSED_PLATFORM_SRC)/classes/%.java
	@$(add-java-file)
$(CLASSDESTDIR)/%.class: $(CLOSED_SHARE_SRC)/classes/%.java
	@$(add-java-file)
endif

$(CLASSDESTDIR)/%.class: $(GENSRCDIR)/%.java
	@$(add-java-file)

ifeq ($(PLATFORM), macosx)
$(CLASSDESTDIR)/%.class: $(JDK_TOPDIR)/src/macosx/classes/%.java
	@$(add-java-file)
endif
$(CLASSDESTDIR)/%.class: $(PLATFORM_SRC)/classes/%.java
	@$(add-java-file)

$(CLASSDESTDIR)/%.class: $(SHARE_SRC)/classes/%.java
	@$(add-java-file)

#Redirect zh_HK java files to tmp directory which created from zh_TW
$(CLASSDESTDIR)/%_zh_HK.class: $(JDK_L10N_TMP_OUTPUTDIR)/%_zh_HK.java
	@$(add-java-file)
endif

# List of class files needed
FILES_class = $(FILES_java:%.java=$(CLASSDESTDIR)/%.class)

# Got to include exported files.
FILES_class += $(FILES_export:%.java=$(CLASSDESTDIR)/%.class)

# Construct list of java sources we need to compile
source_list_prime:
	@$(MKDIR) -p $(TEMPDIR)
# Note that we slip resources in so that compiled properties files get created:
$(JAVA_SOURCE_LIST) : source_list_prime resources $(FILES_class)
	@$(TOUCH) $@

.delete.classlist:
	@$(RM) $(JAVA_SOURCE_LIST)

# Make sure all newer sources are compiled (in a batch)
classes : $(CLASSES_INIT) .delete.classlist .compile.classlist

.compile.classlist : $(JAVA_SOURCE_LIST)
	@$(MKDIR) -p $(CLASSDESTDIR)
	@$(RM) $<.filtered
	@$(CAT) $< | $(NAWK) 'length>0' | $(SORT) -u > $<.filtered
	@numfiles=`$(WC) -l < $<.filtered` ; \
	  if [ $$numfiles -ge 1 ] ; then \
	    $(ECHO) "# Java sources to be compiled: (listed in file $<)"; \
	    $(CAT) $<.filtered; \
	    $(ECHO) "# Running javac: $$numfiles files; in $(CURDIR)"; \
	    $(ECHO) $(JAVAC_CMD) -sourcepath "$(SOURCEPATH)" -d $(CLASSDESTDIR) @$<.filtered; \
	    $(JAVAC_CMD) -sourcepath "$(SOURCEPATH)" -d $(CLASSDESTDIR) @$<.filtered && \
	    $(ECHO) "# javac finished"; \
	  fi
	@$(java-vm-cleanup)

clobber clean::
	$(RM) $(JAVA_SOURCE_LIST)

ifndef DONT_CLOBBER_CLASSES
  ifndef PACKAGE
    DONT_CLOBBER_CLASSES = true
  else
    DONT_CLOBBER_CLASSES = false
  endif
endif

packages.clean:
ifeq ($(DONT_CLOBBER_CLASSES),false)
  ifdef AUTO_FILES_JAVA_DIRS
	@for sdir in $(AUTO_FILES_JAVA_DIRS); do \
	  $(ECHO) "$(RM) -r $(CLASSDESTDIR)/$$sdir"; \
	  $(RM) -r $(CLASSDESTDIR)/$$sdir; \
        done
  else
	$(RM) -r $(CLASSDESTDIR)/$(PKGDIR)
  endif
endif

ifdef DEMOS
classes.clean:
	$(RM) -r $(DEMODST) $(CLASSDESTDIR)
else
classes.clean: packages.clean
	$(RM) $(JAVA_SOURCE_LIST)
endif

#
# C and C++ make dependencies
#
include $(JDK_TOPDIR)/make/common/internal/NativeCompileRules.gmk

#
# Running Javah to generate stuff into CClassHeaders.
#

ifdef FILES_export

CLASSES.export  = $(subst /,.,$(FILES_export:%.java=%))
CLASSES.export += $(subst /,.,$(FILES_export2:%.java=%))
CLASSES.export += $(subst /,.,$(FILES_export3:%.java=%))
CLASSES_export  = $(FILES_export:%.java=$(CLASSDESTDIR)/%.class)
CLASSES_export += $(FILES_export2:%.java=$(CLASSDESTDIR)/%.class)
CLASSES_export += $(FILES_export3:%.java=$(CLASSDESTDIR)/%.class)

# Fix when deploy workspace makefiles don't depend on this name
#CLASSHDR_DOTFILE=$(CLASSHDRDIR)/.classheaders

CLASSHDR_DOTFILE=$(OBJDIR)/.class.headers.$(ARCH)

classheaders: classes $(CLASSHDR_DOTFILE)

$(CLASSHDR_DOTFILE): $(CLASSES_export)
	$(prep-target)
	@$(ECHO) "# Running javah:"
	$(JAVAH_CMD) -d $(CLASSHDRDIR)/ \
		$(CLASSES.export) $(subst $$,\$$,$(EXPORTED_inner))
	@$(java-vm-cleanup)
	@$(TOUCH) $@

classheaders.clean:
	$(RM) $(CLASSHDR_DOTFILE)
	$(RM) -r $(CLASSHDRDIR)

else # FILES_export

classheaders: classes

classheaders.clean: 

endif # FILES_export

clean clobber:: classheaders.clean classes.clean .delete.classlist

# 
# Default dependencies
#

all: build

build: classheaders

default: all

.PHONY: all build clean clobber \
        .delete.classlist classes .compile.classlist classes.clean \
	 classheaders classheaders.clean \
	 batch_compile