haiku/build/jam/LocaleRules

# Localization rules

# Extract catalog entries from the sourcefile and put the output textfile in
# target. This output file is then used to create the binary catalog with
# linkcatkeys.
rule ExtractCatalogEntries target : sources : signature : regexp
{
	# get compiler and defines for the platform
	local headers ;
	local sysHeaders ;
	local cc ;
	local defines ;
	local localIncludesOption ;
	local systemIncludesOption ;

	on $(target) { # use on $(target) variable values
		headers = $(HAIKU_CONFIG_HEADERS) $(SEARCH_SOURCE) $(SUBDIRHDRS)
			$(HDRS) ;
		sysHeaders = $(SUBDIRSYSHDRS) $(SYSHDRS) ;
		defines = $(DEFINES) ;

		if $(PLATFORM) = host {
			sysHeaders += $(HOST_HDRS) ;
			defines += $(HOST_DEFINES) ;

			if $(USES_BE_API) {
				sysHeaders += $(HOST_BE_API_HEADERS) ;
			}

			defines += $(HOST_DEFINES) ;
			cc = $(HOST_CC) ;
			localIncludesOption = $(HOST_LOCAL_INCLUDES_OPTION) ;
			systemIncludesOption = $(HOST_SYSTEM_INCLUDES_OPTION) ;
		} else {
			sysHeaders += $(TARGET_HDRS) ;
			defines += $(TARGET_DEFINES) ;
			defines += $(TARGET_DEFINES) ;
			cc = $(TARGET_CC) ;
			localIncludesOption = $(TARGET_LOCAL_INCLUDES_OPTION) ;
			systemIncludesOption = $(TARGET_SYSTEM_INCLUDES_OPTION) ;
		}
	}

	DEFINES on $(target) = $(defines) ;
	CCDEFS on $(target) = [ FDefines $(defines) ] ;
	HDRS on $(target) = [ FIncludes $(headers) : $(localIncludesOption) ]
		$(includesSeparator)
		[ FSysIncludes $(sysHeaders) : $(systemIncludesOption) ] ;
	CC on $(target) = $(cc) ;

	HAIKU_CATALOG_SIGNATURE on $(target) = $(signature) ;
	if $(regexp) = "" {
		HAIKU_CATALOG_REGEXP on $(target) = ;
	} else {
		HAIKU_CATALOG_REGEXP on $(target) = -r $(regexp) ;
	}

	SEARCH on $(sources) += $(SEARCH_SOURCE) ;

	local subdir
		= [ on $(signature) return $(HAIKU_CATALOGS_SUBDIR) ] ;
	MakeLocate $(target)
		: [ FDirName $(HAIKU_CATALOGS_OBJECT_DIR) $(subdir) ] ;
	Depends $(target) : $(sources) <build>collectcatkeys ;
	LocalClean clean : $(target).pre ;
	ExtractCatalogEntries1 $(target) : <build>collectcatkeys $(sources) ;
}

actions ExtractCatalogEntries1
{
	$(HOST_ADD_BUILD_COMPATIBILITY_LIB_DIR)
	cat "$(2[2-])" \
		| $(CC) -E $(CCDEFS) -DB_COLLECTING_CATKEYS $(HDRS) - > "$(1)".pre
	$(2[1]) $(HAIKU_CATALOG_REGEXP) -s $(HAIKU_CATALOG_SIGNATURE) \
		-w -o "$(1)" "$(1)".pre
}

rule LinkApplicationCatalog target : sources : signature : language
{
	# Link catalog entries from given catkey file into output compiled catalog
	# file. Compiled catalog file will then be copied into the image, but only
	# if the fingerprint matches the one from the untranslated catalog for the
	# same file.

	local subdir
		= [ on $(signature) return $(HAIKU_CATALOGS_SUBDIR) ] ;
	MakeLocate $(target)
		: [ FDirName $(HAIKU_CATALOGS_OBJECT_DIR) $(subdir) ] ;
	Depends $(target) : $(sources) <build>linkcatkeys ;
	LocalClean clean : $(target) ;

	HAIKU_CATALOG_SIGNATURE on $(target) = $(signature) ;
	HAIKU_CATALOG_LANGUAGE on $(target) = $(language) ;
	LinkApplicationCatalog1 $(target) : <build>linkcatkeys $(sources) ;
}

actions LinkApplicationCatalog1
{
	$(HOST_ADD_BUILD_COMPATIBILITY_LIB_DIR)
	$(2[1]) "$(2[2-])" -l $(HAIKU_CATALOG_LANGUAGE) \
		-s $(HAIKU_CATALOG_SIGNATURE) -o "$(1)"
}

rule DoCatalogs target : signature : sources : sourceLanguage : regexp
{
	# DoCatalogs <target> : <signature> : <sources> [ : <sourceLanguage> ]
	#	[ : <regexp> ]
	#
	# Extracts the catkeys from a target's source files, generates the
	# default catalog from them, and also generates catalogs for all
	# translations.
	#
	# target:			The target.
	# signature: 		Application MIME signature (must match the one
	#					declared in the sourcecode).
	# sources: 			List of cpp files where to search keys.
	# sourceLanguage	Short name of the language of used for the strings in
	#					the sources. Optional: default is "en".
	# regexp            The regular expression used to parse the files.
	#                   Optional: default is matching be_catalog->GetString

	local subdir ;
	if [ on $(SUBDIR) return $(HAIKU_MULTIPLE_LOCALIZED_TARGETS) ] {
		subdir = $(SUBDIR_TOKENS[2-]) $(target) ;
	} else {
		subdir = $(SUBDIR_TOKENS[2-]) ;
	}

	HAIKU_CATALOGS_SUBDIR on $(signature) = $(subdir) ;

	local generatedCatalog
		= $(sourceLanguage:G=$(signature):E=en:S=.catalog) ;
	MakeLocate $(generatedCatalog)
		: [ FDirName $(HAIKU_CATALOGS_OBJECT_DIR) $(subdir) ] ;

	# generate catkeys file from sources
	ExtractCatalogEntries $(generatedCatalog:S=.catkeys)
		: [ FGristFiles $(sources) ] : $(signature) : $(regexp) ;

	# find translations
	local translationsDir
		= [ FDirName $(HAIKU_TOP) data catalogs $(subdir) ] ;
	local translations = [ Glob $(translationsDir) : *.catkeys ] ;
	translations = [ FGristFiles $(translations:BS) ] ;
	SEARCH on $(translations) += $(translationsDir) ;

	# generate catalogs from all catkeys files
	local catkeysFiles = $(generatedCatalog:S=.catkeys) $(translations) ;
	for catkeysFile in $(catkeysFiles) {
		LinkApplicationCatalog $(catkeysFile:S=.catalog) : $(catkeysFile)
			: $(signature) : $(catkeysFile:B) ;
	}

	HAIKU_CATALOG_FILES on $(target) = $(catkeysFiles:S=.catalog) ;
	HAIKU_CATALOG_SIGNATURE on $(target) = $(signature) ;

	# For the pseudo-target LocalizedTargets
	HAIKU_LOCALIZED_TARGETS += $(target) ;

	# For the pseudo-target catalogs
	HAIKU_LOCALE_CATALOGS += $(catkeysFiles:S=.catalog) ;

	# For the pseudo-target catkeys
	HAIKU_LOCALE_OUTPUT_CATKEYS += $(generatedCatalog:S=.catkeys) ;
}