#
# Copyright (c) 2011, 2017, 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.
#

# Scan for all locale resources and extract for which locales there exists
# resources. Then put this meta information about existing (supported?) locales
# into LocaleDataMetaInfo.java

# First go look for all locale files
LOCALE_FILES := $(shell $(FIND) \
    $(JDK_TOPDIR)/src/$(MODULE)/share/classes/sun/text/resources \
    $(JDK_TOPDIR)/src/$(MODULE)/share/classes/sun/util/resources \
    -name "FormatData_*.java" -o -name "FormatData_*.properties" -o \
    -name "CollationData_*.java" -o -name "CollationData_*.properties" -o \
    -name "TimeZoneNames_*.java" -o -name "TimeZoneNames_*.properties" -o \
    -name "LocaleNames_*.java" -o -name "LocaleNames_*.properties" -o \
    -name "CurrencyNames_*.java" -o -name "CurrencyNames_*.properties" -o \
    -name "CalendarData_*.java" -o -name "CalendarData_*.properties" -o \
    -name "BreakIteratorInfo_*.java" -o -name "BreakIteratorRules_*.java")

# Then translate the locale files into for example: FormatData_sv
LOCALE_RESOURCES := $(sort $(subst .properties,,$(subst .java,,$(notdir $(LOCALE_FILES)))))

# Include the list of resources found during the previous compile.
-include $(SUPPORT_OUTPUTDIR)/gensrc/$(MODULE)/_the.locale_resources

MISSING_RESOURCES := $(filter-out $(LOCALE_RESOURCES), $(PREV_LOCALE_RESOURCES))
NEW_RESOURCES := $(filter-out $(PREV_LOCALE_RESOURCES), $(LOCALE_RESOURCES))

ifneq (, $(MISSING_RESOURCES)$(NEW_RESOURCES))
  # There is a difference in the number of supported resources. Trigger a regeneration.
  ifeq ($(MODULE), java.base)
    $(shell $(RM) $(SUPPORT_OUTPUTDIR)/gensrc/java.base/sun/util/locale/provider/BaseLocaleDataMetaInfo.java \
        $(SUPPORT_OUTPUTDIR)/gensrc/java.base/sun/util/cldr/CLDRBaseLocaleDataMetaInfo.java)
  endif
  ifeq ($(MODULE), jdk.localedata)
    $(shell $(RM) $(SUPPORT_OUTPUTDIR)/gensrc/jdk.localedata/sun/util/resources/provider/NonBaseLocaleDataMetaInfo.java \
        $(SUPPORT_OUTPUTDIR)/gensrc/jdk.localedata/sun/util/resources/cldr/provider/CLDRLocaleDataMetaInfo_jdk_localedata.java)
  endif
endif

# The base locales
BASE_LOCALES := en en-US

# Locales that don't have any resource files should be included here.
ALL_NON_BASE_LOCALES := ja-JP-JP th-TH-TH

SED_BASEARGS := -e 's|$(HASH)warn This file is preprocessed before being compiled|// -- This file was mechanically generated: Do not edit! -- //|g'
SED_NONBASEARGS := $(SED_BASEARGS)

# Fill in the languages and package names
SED_BASEARGS += -e 's/$(HASH)Lang$(HASH)/Base/' \
    -e 's/$(HASH)Package$(HASH)/sun.util.locale.provider/'
SED_NONBASEARGS += -e 's/$(HASH)Lang$(HASH)/NonBase/' \
    -e 's/$(HASH)Package$(HASH)/sun.util.resources.provider/'

# This macro creates a sed expression that substitues for example:
# #FormatData_Locales# with: en-US locales.
define CaptureLocale
  $1_LOCALES := $$(subst _,-,$$(filter-out $1, $$(subst $1_,,$$(filter $1_%, $(LOCALE_RESOURCES)))))
  $1_BASE_LOCALES := $$(filter $(BASE_LOCALES), $$($1_LOCALES))
  $1_NON_BASE_LOCALES := $$(filter-out $(BASE_LOCALES), $$($1_LOCALES))

  # Special handling for Chinese locales to include implicit scripts
  $1_NON_BASE_LOCALES := $$(subst zh-CN,zh-CN$$(SPACE)zh-Hans-CN, $$($1_NON_BASE_LOCALES))
  $1_NON_BASE_LOCALES := $$(subst zh-SG,zh-SG$$(SPACE)zh-Hans-SG, $$($1_NON_BASE_LOCALES))
  $1_NON_BASE_LOCALES := $$(subst zh-HK,zh-HK$$(SPACE)zh-Hant-HK, $$($1_NON_BASE_LOCALES))
  $1_NON_BASE_LOCALES := $$(subst zh-MO,zh-MO$$(SPACE)zh-Hant-MO, $$($1_NON_BASE_LOCALES))
  $1_NON_BASE_LOCALES := $$(subst zh-TW,zh-TW$$(SPACE)zh-Hant-TW, $$($1_NON_BASE_LOCALES))

# Adding implict locales nb nn-NO and nb-NO
  $1_NON_BASE_LOCALES += nb  nn-NO  nb-NO
  $1_NON_BASE_LOCALES := $$(sort $$($1_NON_BASE_LOCALES))

  ALL_BASE_LOCALES += $$($1_BASE_LOCALES)
  ALL_NON_BASE_LOCALES += $$($1_NON_BASE_LOCALES)

  # Don't sed in a space if there are no locales.
  SED_BASEARGS += -e 's/$$(HASH)$1_Locales$$(HASH)/$$(if $$($1_BASE_LOCALES),$$(SPACE)$$($1_BASE_LOCALES),)/g'
  SED_NONBASEARGS += -e 's/$$(HASH)$1_Locales$$(HASH)/$$(if $$($1_NON_BASE_LOCALES),$$(SPACE)$$($1_NON_BASE_LOCALES),)/g'
endef

#sun.text.resources.FormatData
$(eval $(call CaptureLocale,FormatData))

#sun.text.resources.CollationData
$(eval $(call CaptureLocale,CollationData))

#sun.text.resources.BreakIteratorInfo
$(eval $(call CaptureLocale,BreakIteratorInfo))

#sun.text.resources.BreakIteratorRules
$(eval $(call CaptureLocale,BreakIteratorRules))

#sun.util.resources.TimeZoneNames
$(eval $(call CaptureLocale,TimeZoneNames))

#sun.util.resources.LocaleNames
$(eval $(call CaptureLocale,LocaleNames))

#sun.util.resources.CurrencyNames
$(eval $(call CaptureLocale,CurrencyNames))

#sun.util.resources.CalendarData
$(eval $(call CaptureLocale,CalendarData))

SED_BASEARGS += -e 's/$(HASH)AvailableLocales_Locales$(HASH)/$(sort $(ALL_BASE_LOCALES))/g'
SED_NONBASEARGS += -e 's/$(HASH)AvailableLocales_Locales$(HASH)/$(sort $(ALL_NON_BASE_LOCALES))/g'

$(SUPPORT_OUTPUTDIR)/gensrc/java.base/sun/util/locale/provider/BaseLocaleDataMetaInfo.java: \
    $(JDK_TOPDIR)/src/java.base/share/classes/sun/util/locale/provider/LocaleDataMetaInfo-XLocales.java.template
	$(call LogInfo, Creating sun/util/locale/provider/BaseLocaleDataMetaInfo.java from $(words $(LOCALE_RESOURCES)) found resources)
	$(MKDIR) -p $(@D)
	$(PRINTF) "PREV_LOCALE_RESOURCES:=$(LOCALE_RESOURCES)" \
	    > $(SUPPORT_OUTPUTDIR)/gensrc/java.base/_the.locale_resources
	$(SED) $(SED_BASEARGS) $< > $@

$(SUPPORT_OUTPUTDIR)/gensrc/jdk.localedata/sun/util/resources/provider/NonBaseLocaleDataMetaInfo.java: \
    $(JDK_TOPDIR)/src/java.base/share/classes/sun/util/locale/provider/LocaleDataMetaInfo-XLocales.java.template
	$(call LogInfo, Creating sun/util/resources/provider/NonBaseLocaleDataMetaInfo.java from $(words $(LOCALE_RESOURCES)) found resources)
	$(MKDIR) -p $(@D)
	$(PRINTF) "PREV_LOCALE_RESOURCES:=$(LOCALE_RESOURCES)" \
	    > $(SUPPORT_OUTPUTDIR)/gensrc/jdk.localedata/_the.locale_resources
	$(SED) $(SED_NONBASEARGS) $< > $@

GENSRC_BASELOCALEDATA := $(SUPPORT_OUTPUTDIR)/gensrc/java.base/sun/util/locale/provider/BaseLocaleDataMetaInfo.java
GENSRC_LOCALEDATA := $(SUPPORT_OUTPUTDIR)/gensrc/jdk.localedata/sun/util/resources/provider/NonBaseLocaleDataMetaInfo.java

GENSRC_JAVA_BASE += $(GENSRC_BASELOCALEDATA)
GENSRC_JDK_LOCALEDATA += $(GENSRC_LOCALEDATA)

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