# Copyright (c) 2011, 2014, Oracle and/or its affiliates. All rights reserved.

CHARSET_DATA_DIR := $(JDK_TOPDIR)/make/data/charsetmapping

### Generate files using the charsetmapping tool

###

CHARSET_GENSRC_JAVA_DIR := $(JDK_OUTPUTDIR)/gensrc/sun/nio/cs

CHARSET_DONE := $(CHARSET_GENSRC_JAVA_DIR)/_the.charsetmapping

CHARSET_COPYRIGHT_HEADER_BASE := $(JDK_TOPDIR)/make/src/classes/build/tools/charsetmapping

CHARSET_TEMPLATES := \

    $(CHARSET_DATA_DIR)/SingleByte-X.java.template \

    $(CHARSET_DATA_DIR)/DoubleByte-X.java.template

# This target should be referenced using the order-only operator (|)

$(CHARSET_GENSRC_JAVA_DIR)/ext:

	$(ECHO)	"Generating charset mappings"

	$(MKDIR) -p $(CHARSET_GENSRC_JAVA_DIR)/ext

$(CHARSET_DONE)-sbcs: $(CHARSET_DATA_DIR)/sbcs \

    $(CHARSET_TEMPLATES) $(BUILD_TOOLS) | $(CHARSET_GENSRC_JAVA_DIR)/ext

	$(TOOL_CHARSETMAPPING) $(CHARSET_DATA_DIR) $(CHARSET_GENSRC_JAVA_DIR) sbcs

	$(TOUCH) '$@'

$(CHARSET_DONE)-extsbcs: $(CHARSET_DATA_DIR)/extsbcs  \

    $(CHARSET_DONE)-sbcs $(CHARSET_TEMPLATES) $(BUILD_TOOLS) 

	$(TOOL_CHARSETMAPPING) $(CHARSET_DATA_DIR) $(CHARSET_GENSRC_JAVA_DIR)/ext extsbcs

	$(TOUCH) '$@'

$(CHARSET_DONE)-dbcs: $(CHARSET_DATA_DIR)/dbcs \

    $(CHARSET_DONE)-sbcs $(CHARSET_TEMPLATES) $(BUILD_TOOLS) 

	$(TOOL_CHARSETMAPPING) $(CHARSET_DATA_DIR) $(CHARSET_GENSRC_JAVA_DIR)/ext dbcs

	$(TOUCH) '$@'

$(CHARSET_DONE)-hkscs: $(CHARSET_COPYRIGHT_HEADER_BASE)/HKSCS.java \

    $(CHARSET_DONE)-sbcs $(BUILD_TOOLS)

	$(TOOL_CHARSETMAPPING) $(CHARSET_DATA_DIR) $(CHARSET_GENSRC_JAVA_DIR)/ext hkscs '$<'

	$(TOUCH) '$@'

$(CHARSET_DONE)-euctw: $(CHARSET_COPYRIGHT_HEADER_BASE)/EUC_TW.java \

    $(CHARSET_DONE)-sbcs $(BUILD_TOOLS)

	$(TOOL_CHARSETMAPPING) $(CHARSET_DATA_DIR) $(CHARSET_GENSRC_JAVA_DIR)/ext euctw '$<'

	$(TOUCH) '$@'

$(CHARSET_GENSRC_JAVA_DIR)/ext/sjis0213.dat: $(CHARSET_DATA_DIR)/sjis0213.map \

    $(CHARSET_DONE)-sbcs $(BUILD_TOOLS)

	$(TOOL_CHARSETMAPPING) '$<' '$@' sjis0213

GENSRC_CHARSETMAPPING += \

    $(CHARSET_DONE)-sbcs \

    $(CHARSET_DONE)-extsbcs \

    $(CHARSET_DONE)-dbcs \

    $(CHARSET_DONE)-hkscs \

    $(CHARSET_DONE)-euctw \

    $(CHARSET_GENSRC_JAVA_DIR)/ext/sjis0213.dat \

    #

### Generate the sun/nio/cs/StandardCharsets.java file

CHARSET_STANDARD_GENSRC_DIR := $(JDK_OUTPUTDIR)/gensrc/standardcharsets

CHARSET_STANDARD_DATA := $(CHARSET_DATA_DIR)/standard-charsets

CHARSET_STANDARD_JAVA :=  sun/nio/cs/StandardCharsets.java

CHARSET_ALIASES_TABLES_AWK := ' \

    BEGIN { n = 1; m = 1; } \

    /^[ \t]*charset / { \

      csn = $$2; cln = $$3; \

      lcsn = tolower(csn); \

      lcsns[n++] = lcsn; \

      csns[lcsn] = csn; \

      classMap[lcsn] = cln; \

      if (n > 2) \

        printf "    };\n\n"; \

      printf "    static final String[] aliases_%s = new String[] {\n", cln; \

    } \

    /^[ \t]*alias / { \

      acsns[m++] = tolower($$2); \

      aliasMap[tolower($$2)] = lcsn; \

      printf "        \"%s\",\n", $$2; \

    } \

    END { \

      printf "    };\n\n"; \

    } '

CHARSET_ALIASES_MAP_AWK := ' \

    /^[ \t]*charset / { \

      csn = $$2; \

      lcsn = tolower(csn); \

    } \

    /^[ \t]*alias / { \

      an = tolower($$2); \

      printf "%-20s \"%s\"\n", an, lcsn; \

    } '

CHARSET_CLASSES_MAP_AWK := ' \

    /^[ \t]*charset / { \

      csn = $$2; cln = $$3; \

      lcsn = tolower(csn); \

      printf "%-20s \"%s\"\n", lcsn, cln; \

    } '

# This target should be referenced using the order-only operator (|)

$(CHARSET_STANDARD_GENSRC_DIR):

	$(MKDIR) -p '$@'

$(CHARSET_STANDARD_GENSRC_DIR)/aliases-tables.java.snippet: $(CHARSET_STANDARD_DATA) \

    | $(CHARSET_STANDARD_GENSRC_DIR)

	$(NAWK) < '$<' > '$@' $(CHARSET_ALIASES_TABLES_AWK)

$(CHARSET_STANDARD_GENSRC_DIR)/aliases-map: $(CHARSET_STANDARD_DATA) \

    | $(CHARSET_STANDARD_GENSRC_DIR)

	$(NAWK) < '$<' > '$@' $(CHARSET_ALIASES_MAP_AWK)

$(CHARSET_STANDARD_GENSRC_DIR)/classes-map: $(CHARSET_STANDARD_DATA) \

    | $(CHARSET_STANDARD_GENSRC_DIR)

	$(NAWK) < '$<' > '$@' $(CHARSET_CLASSES_MAP_AWK)

$(CHARSET_STANDARD_GENSRC_DIR)/aliases-map.java.snippet: $(CHARSET_STANDARD_GENSRC_DIR)/aliases-map \

    $(BUILD_TOOLS) | $(CHARSET_STANDARD_GENSRC_DIR)

	$(TOOL_HASHER) -i Aliases < '$<' > '$@'

$(CHARSET_STANDARD_GENSRC_DIR)/classes-map.java.snippet: $(CHARSET_STANDARD_GENSRC_DIR)/classes-map \

    $(BUILD_TOOLS) | $(CHARSET_STANDARD_GENSRC_DIR)

	$(TOOL_HASHER) -i Classes < '$<' > '$@'

$(CHARSET_STANDARD_GENSRC_DIR)/cache-map.java.snippet: $(CHARSET_STANDARD_GENSRC_DIR)/classes-map \

    $(BUILD_TOOLS) | $(CHARSET_STANDARD_GENSRC_DIR)

	$(TOOL_HASHER) -i -e Cache -t Charset < '$<' > '$@'

$(eval $(call SetupTextFileProcessing, BUILD_CHARSET_STANDARD, \

    SOURCE_FILES := $(JDK_TOPDIR)/src/share/classes/$(CHARSET_STANDARD_JAVA).template, \

    OUTPUT_FILE := $(JDK_OUTPUTDIR)/gensrc/$(CHARSET_STANDARD_JAVA), \

    INCLUDES := \

        _INCLUDE_ALIASES_TABLES_ => $(CHARSET_STANDARD_GENSRC_DIR)/aliases-tables.java.snippet ; \

        _INCLUDE_ALIASES_MAP_ => $(CHARSET_STANDARD_GENSRC_DIR)/aliases-map.java.snippet ; \

        _INCLUDE_CLASSES_MAP_ => $(CHARSET_STANDARD_GENSRC_DIR)/classes-map.java.snippet ; \

        _INCLUDE_CACHE_MAP_ => $(CHARSET_STANDARD_GENSRC_DIR)/cache-map.java.snippet ; , \

))

# Processing of template depends on the snippets being generated first

$(BUILD_CHARSET_STANDARD): \

    $(CHARSET_STANDARD_GENSRC_DIR)/aliases-tables.java.snippet \

    $(CHARSET_STANDARD_GENSRC_DIR)/aliases-map.java.snippet \

    $(CHARSET_STANDARD_GENSRC_DIR)/classes-map.java.snippet \

    $(CHARSET_STANDARD_GENSRC_DIR)/cache-map.java.snippet

GENSRC_CHARSETMAPPING += $(BUILD_CHARSET_STANDARD)