#
# Copyright (c) 2011, 2013, 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,
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#

# This file defines macros that sets up rules for generating java classes
# from resource bundle properties files.

################################################################################
# Helper macro for SetupCopy-zh_HK.
define SetupOneCopy-zh_HK
  $1_$2_TARGET := $$(patsubst $(JDK_TOPDIR)/src/$(MODULE)/share/classes/%, \
      $(JDK_OUTPUTDIR)/gensrc/$(MODULE)/%, \
      $$(subst _zh_TW,_zh_HK, $2))

  $$($1_$2_TARGET): $2
	$(MKDIR) -p $$(@D)
	$(CAT) $$< | $(SED) -e '/class/s/_zh_TW/_zh_HK/' > $$@

  $1 += $$($1_$2_TARGET)
endef

################################################################################
# Creates rules for copying zh_TW resources to zh_HK.
# Param 1 - Variable to add targets to
# Param 2 - Files to copy from
define SetupCopy-zh_HK
  $$(foreach f, $2, $$(eval $$(call SetupOneCopy-zh_HK,$1,$$f)))
endef

################################################################################
# Creates a rule that runs CompileProperties on a set of properties files.
# Param 1 - Variable to add targets to, must not contain space
# Param 2 - Properties files to process
# Param 3 - The super class for the generated classes
define SetupCompileProperties
  $1_SRCS := $2
  $1_CLASS := $3

  # 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"
  $1_JAVAS := $$(patsubst $(JDK_TOPDIR)/src/%, \
      $(JDK_OUTPUTDIR)/gensrc/%, \
      $$(patsubst %.properties, %.java, \
      $$(subst /share/classes,, $$($1_SRCS))))

  # Generate the package dirs for the to be generated java files. Sort to remove
  # duplicates.
  $1_DIRS := $$(sort $$(dir $$($1_JAVAS)))

  # 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.
  $1_CMDLINE := $$(subst _SPACE_, $(SPACE), \
      $$(join $$(addprefix -compile_SPACE_, $$($1_SRCS)), \
      $$(addsuffix _SPACE_$$($1_CLASS), \
      $$(addprefix _SPACE_, $$($1_JAVAS)))))

  $1_TARGET := $(JDK_OUTPUTDIR)/gensrc/$(MODULE)/_the.$1.done
  $1_CMDLINE_FILE := $(JDK_OUTPUTDIR)/gensrc/$(MODULE)/_the.$1.cmdline

  # Now setup the rule for the generation of the resource bundles.
  $$($1_TARGET): $$($1_SRCS) $$($1_JAVAS) $(BUILD_TOOLS_JDK)
	$(MKDIR) -p $$(@D) $$($1_DIRS)
	$(ECHO) Compiling $$(words $$($1_SRCS)) properties into resource bundles for $(MODULE)
	$(RM) $$($1_CMDLINE_FILE)
	$$(call ListPathsSafely,$1_CMDLINE,\n, >> $$($1_CMDLINE_FILE))
	$(TOOL_COMPILEPROPERTIES) -quiet @$$($1_CMDLINE_FILE)
	$(TOUCH) $$@

  $$($1_JAVAS): $$($1_SRCS)

  # Create zh_HK versions of all zh_TW files created above
  $$(eval $$(call SetupCopy-zh_HK,$1_HK,$$(filter %_zh_TW.java, $$($1_JAVAS))))
  # The zh_HK copy must wait for the compile properties tool to run
  $$($1_HK): $$($1_TARGET)

  $1 += $$($1_JAVAS) $$($1_TARGET) $$($1_HK)
endef

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