#
# Copyright (c) 2011, 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).
#
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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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# Scan for all locale resources and extract for which locales there exists
# resources. Then put this meta information about exiting (supported?) locales
# into LocaleDataMetaInfo.java

# First go look for all locale files
LOCALE_FILES:=$(shell $(FIND) $(JDK_TOPDIR)/src/share/classes \
	-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")

# 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 $(JDK_OUTPUTDIR)/gensrc_localedatametainfo/_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.
    $(shell $(RM) $(JDK_OUTPUTDIR)/gensrc_localedatametainfo/sun/util/LocaleDataMetaInfo.java)
endif

# The non-euro zone locales have to be separated from the euro-zone locales.
NON_EURO_LOCALES:=ar% hi% iw% ja% ko% th% vi% zh%

# This macro creates a sed expression that substitues for example:
# #FormatData_EuroLocales# with: be be_BY bg bg_BG ca ca_ES... and some more.
CAPTURE_LOCALE='s/$$(HASH)$1_$2EuroLocales$$(HASH)/ $$($3 $(NON_EURO_LOCALES),$$(filter-out $1,$$(subst $1_,,$$(filter $1_%,$(LOCALE_RESOURCES)))))/g'

SED_ARGS:=-e 's|$(HASH)warn This file is preprocessed before being compiled|// -- This file was mechanically generated: Do not edit! -- //|g'
#sun.text.resources.FormatData
$(eval SED_ARGS+=-e $(call CAPTURE_LOCALE,FormatData,,filter-out))
$(eval SED_ARGS+=-e $(call CAPTURE_LOCALE,FormatData,Non,filter))

#sun.text.resources.CollationData
$(eval SED_ARGS+=-e $(call CAPTURE_LOCALE,CollationData,,filter-out))
$(eval SED_ARGS+=-e $(call CAPTURE_LOCALE,CollationData,Non,filter))

#sun.util.resources.TimeZoneNames
$(eval SED_ARGS+=-e $(call CAPTURE_LOCALE,TimeZoneNames,,filter-out))
$(eval SED_ARGS+=-e $(call CAPTURE_LOCALE,TimeZoneNames,Non,filter))

#sun.util.resources.LocaleNames
$(eval SED_ARGS+=-e $(call CAPTURE_LOCALE,LocaleNames,,filter-out))
$(eval SED_ARGS+=-e $(call CAPTURE_LOCALE,LocaleNames,Non,filter))

#sun.util.resources.CurrencyNames
$(eval SED_ARGS+=-e $(call CAPTURE_LOCALE,CurrencyNames,,filter-out))
$(eval SED_ARGS+=-e $(call CAPTURE_LOCALE,CurrencyNames,Non,filter))

#sun.util.resources.CalendarData
$(eval SED_ARGS+=-e $(call CAPTURE_LOCALE,CalendarData,,filter-out))
$(eval SED_ARGS+=-e $(call CAPTURE_LOCALE,CalendarData,Non,filter))

$(JDK_OUTPUTDIR)/gensrc_localedatametainfo/sun/util/LocaleDataMetaInfo.java: \
		$(JDK_TOPDIR)/src/share/classes/sun/util/LocaleDataMetaInfo-XLocales.java.template
	mkdir -p $(@D)
	$(ECHO) Creating sun/util/LocaleDataMetaInfo.java from $(words $(LOCALE_RESOURCES)) found resources.
	$(PRINTF) "PREV_LOCALE_RESOURCES:=$(LOCALE_RESOURCES)" > $(JDK_OUTPUTDIR)/gensrc_localedatametainfo/_the.locale_resources
	$(SED) $(SED_ARGS) $(JDK_TOPDIR)/src/share/classes/sun/util/LocaleDataMetaInfo-XLocales.java.template \
		> $(JDK_OUTPUTDIR)/gensrc_localedatametainfo/sun/util/LocaleDataMetaInfo.java

GENSRC_LOCALEDATAMETAINFO:=$(JDK_OUTPUTDIR)/gensrc_localedatametainfo/sun/util/LocaleDataMetaInfo.java