make/gensrc/GensrcCommonLangtools.gmk

#
# Copyright (c) 2014, 2016, 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).
#
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# 2 along with this work; if not, write to the Free Software Foundation,
# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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#

# This must be the first rule
default: all

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

################################################################################
# The compileprops tools compiles a properties file into a resource bundle.
TOOL_COMPILEPROPS_CMD := $(JAVA_SMALL) -cp $(BUILDTOOLS_OUTPUTDIR)/langtools_tools_classes \
    compileproperties.CompileProperties -quiet

################################################################################
# The compileprops tools compiles a properties file into an enum-like class.
TOOL_PARSEPROPS_CMD := $(JAVA_SMALL) -cp $(BUILDTOOLS_OUTPUTDIR)/langtools_tools_classes \
    propertiesparser.PropertiesParser


################################################################################
# Sets up a rule that creates a version.properties file in the gensrc output
# directory.
# Param 1 - Variable to add generated file name to
# Param 2 - Name of version.properties file including packages from the src
#           root.
define SetupVersionProperties
  $(SUPPORT_OUTPUTDIR)/gensrc/$(MODULE)/$$(strip $2):
	$(MKDIR) -p $$(@D)
	$(PRINTF) "jdk=$(VERSION_NUMBER)\nfull=$(VERSION_STRING)\nrelease=$(VERSION_SHORT)\n" \
	    > $$@

  $$(strip $1) += $(SUPPORT_OUTPUTDIR)/gensrc/$(MODULE)/$$(strip $2)
endef

################################################################################
# Finds all properties files in the module source and creates a rule that runs
# CompileProperties on them into the gensrc dir.
# Param 1 - Variable to add targets to
# Param 2 - Extra properties files to process
define SetupCompileProperties
  # Lookup the properties that need to be compiled into resource bundles.
  PROPSOURCES := $2 \
      $$(shell $(FIND) $(TOPDIR)/src/$(MODULE)/share/classes -name "*.properties")

  # Filter out any excluded translations
  PROPSOURCES := $$(call FilterExcludedTranslations, $$(PROPSOURCES), .properties)

  # Convert .../src/<module>/share/classes/com/sun/tools/javac/resources/javac_zh_CN.properties
  # to .../langtools/gensrc/<module>/com/sun/tools/javac/resources/javac_zh_CN.java
  # Strip away prefix and suffix, leaving for example only:
  # "<module>/share/classes/com/sun/tools/javac/resources/javac_zh_CN"
  PROPJAVAS := $$(patsubst $(TOPDIR)/src/%, \
      $(SUPPORT_OUTPUTDIR)/gensrc/%, \
      $$(patsubst %.properties, %.java, \
      $$(subst /share/classes,, $$(PROPSOURCES))))

  # Generate the package dirs for the to be generated java files. Sort to remove
  # duplicates.
  PROPDIRS := $$(sort $$(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_, $$(PROPJAVAS)))))

  # Now setup the rule for the generation of the resource bundles.
  $(SUPPORT_OUTPUTDIR)/gensrc/$(MODULE)/_the_props: $$(PROPSOURCES)
	$(MKDIR) -p $$(@D) $$(PROPDIRS)
	$(FIND) $$(@D) -name "*.java" -a ! -name "*Properties.java" $(FIND_DELETE)
	$(ECHO) Compiling $$(words $$(PROPSOURCES)) properties into resource bundles for $(MODULE)
	$(TOOL_COMPILEPROPS_CMD) $$(PROPCMDLINE)
	$(TOUCH) $$@

  $$(strip $1) += $(SUPPORT_OUTPUTDIR)/gensrc/$(MODULE)/_the_props
endef

################################################################################
# Parse property files in given location and generate a Java-like enum in the gensrc folder.
# Param 1 - Variable to add targets to
# Param 2 - Extra properties files to process
define SetupParseProperties
  # property files to process
  PARSEPROPSOURCES := $$(addprefix $(TOPDIR)/src/$(MODULE)/share/classes/, $2)
  PARSEPROPSOURCES := $$(call FilterExcludedTranslations, $$(PARSEPROPSOURCES), .properties)

  PARSEPROPALLDIRS := $$(patsubst $(TOPDIR)/src/$(MODULE)/share/classes/%, \
      $(SUPPORT_OUTPUTDIR)/gensrc/$(MODULE)/%, \
      $$(dir $$(PARSEPROPSOURCES)))

  PARSEPROPDIRS := $$(sort $$(PARSEPROPALLDIRS))

  PARSEPROPCMDLINE := $$(subst _SPACE_, $$(SPACE), \
    $$(join $$(foreach var,$$(PARSEPROPSOURCES),$$(addprefix -compile_SPACE_,$$(var))), \
    $$(addprefix _SPACE_, $$(PARSEPROPALLDIRS))))

  # Now setup the rule for the generation of the resource bundles.
  $(SUPPORT_OUTPUTDIR)/gensrc/$(MODULE)/_the_parsed_props: $$(PARSEPROPSOURCES)
	$(MKDIR) -p $$(@D) $$(PARSEPROPDIRS)
	$(FIND) $$(@D) -name "*Properties.java" $(FIND_DELETE)
	$(ECHO) Parsing $$(words $$(PARSEPROPSOURCES)) properties into enum-like class for $(MODULE)
	$(TOOL_PARSEPROPS_CMD) $$(PARSEPROPCMDLINE)
	$(TOUCH) $$@

  $$(strip $1) += $(SUPPORT_OUTPUTDIR)/gensrc/$(MODULE)/_the_parsed_props
endef

################################################################################