haiku/build/jam/ImageRules

rule FSameTargetWithPrependedGrist
{
	# SameTargetWithPrependedGrist <target> : <grist to prepend> ;
	#
	local target = $(1) ;
	local gristToPrepend = $(2) ;
	local grist = $(target:G) ;

	if $(grist) {
		grist = $(gristToPrepend)!$(grist) ;
	} else {
		grist = $(gristToPrepend) ;
	}
	
	return $(target:G=$(grist)) ;
}

rule InitScript
{
	# Note: The script must have been LOCATEd before.
	local script = $(1) ;
	local initScript
		= [ FSameTargetWithPrependedGrist $(script) : init-script ] ;

	if ! [ on $(script) return $(__is_initialized) ] {
		__is_initialized on $(script) = true ;

		MakeLocate $(initScript) : [ on $(script) return $(LOCATE) ] ;
		Always $(initScript) ;
		Depends $(script) : $(initScript) ;

		InitScript1 $(initScript) ;
	}

	return $(initScript) ;
}

actions InitScript1
{
	rm -f $(1)
	echo -n > $(1)
}

rule AddVariableToScript script : variable : value
{
	# AddVariableToScript <script> : <variable> : <value> ;

	# interpret an empty variable value as empty string
	if ! $(value) {
		value = "" ;
	}

	InitScript $(script) ;

	VARIABLE_DEFS on $(script) += "echo $(variable)=\\\"$(value[1])\\\" >> " ;

	# if the value is an array, add the other array elements
	value = $(value[2-]) ;
	while $(value) {
		VARIABLE_DEFS on $(script)
			+= "echo $(variable)+=\\\" $(value[1])\\\" >> " ;
		value = $(value[2-]) ;
	}

	AddVariableToScript1 $(script) ;
}

actions together AddVariableToScript1
{
	$(VARIABLE_DEFS)$(1);
}

rule AddTargetVariableToScript
{
	# AddTargetVariableToScript <script> : <target> [ : <variable> ] ;
	#
	local script = $(1) ;
	local target = $(2) ;
	local variable = $(3:E=$(target:BS)) ;

	InitScript $(script) ;

	# That's not completely save, if one has more than on target with the
	# same base name. A unique pseudo target would have to be introduced
	# to do it more correctly.
	VARIABLE_NAME($(target:BS)) on $(script) = $(variable) ;

	Depends $(script) : $(target) ;
	AddTargetVariableToScript1 $(script) : $(target) ;
}

actions AddTargetVariableToScript1
{
	echo "$(VARIABLE_NAME($(2:BS)))=\"$(2)\"" >> $(1)
}


#pragma mark -

rule AddDirectoryToContainer container : directoryTokens
{
	# AddDirectoryToContainer <container> : <directoryTokens>

	local containerGrist = [ on $(container) return $(HAIKU_CONTAINER_GRIST) ] ;
	local directory = [ FDirName $(directoryTokens) ] ;
	directory = $(directory:G=$(containerGrist)) ;

	if ! [ on $(directory) return $(__is_on_image) ] {
		HAIKU_INSTALL_DIRECTORIES on $(container) += $(directory) ;
		__is_on_image on $(directory) = true ;
		NotFile $(directory) ;
	
		# mark the parent dir as not to be created
		local parent = [ FReverse $(directoryTokens) ] ;
		parent = [ FReverse $(parent[2-]) ] ;
		if $(parent) {
			parent = [ FDirName $(parent) ] ;
			parent = $(parent:G=$(containerGrist)) ;
			DONT_CREATE on $(parent) = true ;
		}
	}

	return $(directory) ;
}

rule FilterContainerUpdateTargets targets : filterVariable
{
	# FilterContainerUpdateTargets targets : filterVariable

	local filteredTargets ;
	local target ;
	for target in $(targets) {
		if [ on $(target) return $($(filterVariable)) ] {
			filteredTargets += $(target) ;
		}
	}
	return $(filteredTargets) ;
}

rule AddFilesToContainer container : directoryTokens : targets : destName
{
	# AddFilesToContainer <container> : <directoryTokens> : <targets>
	#	[ : dest name ]
	#
	local directory = [ AddDirectoryToContainer $(container)
		: $(directoryTokens) ] ;
	local containerGrist = [ on $(container) return $(HAIKU_CONTAINER_GRIST) ] ;

	# If the image shall only be updated, we filter out all targets not marked
	# accordingly.
	if [ on $(container) return $(HAIKU_CONTAINER_UPDATE_ONLY) ] {
		local filterVar
			= [ on $(container) return $(HAIKU_INCLUDE_IN_CONTAINER_VAR) ] ;
		if $(filterVar) {
			targets = [ FilterContainerUpdateTargets $(targets)
				: $(filterVar) ] ;
		}
	}

	# We create a unique dummy target per target to install.
	local installTargetsVar
		= [ on $(container) return $(HAIKU_INSTALL_TARGETS_VAR) ] ;
	local target ;
	for target in $(targets) {
		local name ;
		if $(destName) {
			name = $(destName) ;
		} else {
			name = $(target:G=:D=) ;
		}

		local destTarget = $(name:G=$(containerGrist)__$(directory:G=)) ;
		TARGET on $(destTarget) = $(target) ;
		INSTALL_DIR on $(destTarget) = $(directory) ;
		$(installTargetsVar) on $(target) += $(destTarget) ;
		TARGETS_TO_INSTALL on $(directory) += $(destTarget) ;
	}
}

rule AddSymlinkToContainer container : directoryTokens : linkTarget : linkName
{
	# AddSymlinkToContainer <container> : <directory> : <link target>
	#	[ : <link name> ] ;
	#

	# If the image shall only be updated, we don't add any symlinks.
	if [ on $(container) return $(HAIKU_CONTAINER_UPDATE_ONLY) ] {
		return ;
	}

	local directory = [ AddDirectoryToContainer $(container)
		: $(directoryTokens) ] ;

	if ! $(linkName) {
		local path = [ FReverse [ FSplitPath $(linkTarget) ] ] ;
		linkName = $(path[1]) ;
	}

	local link = $(directory)/$(linkName) ;
	SYMLINK_TARGET on $(link) = $(linkTarget) ;
	SYMLINKS_TO_INSTALL on $(directory) += $(link) ;
}

rule AddDriversToContainer container : relativeDirectoryTokens : targets
{
	# AddDriversToContainer <container> : <relative directory> : <targets> ;
	#
	local directoryTokens = beos system add-ons kernel drivers dev
		$(relativeDirectoryTokens) ;

	AddFilesToContainer $(container) : beos system add-ons kernel drivers bin
		: $(targets) ;

	# If the image shall only be updated, we don't add any symlinks.
	if [ on $(container) return $(HAIKU_CONTAINER_UPDATE_ONLY) ] {
		return ;
	}

	# get the relative symlink path prefix
	local linkPrefix = ;
	for i in $(relativeDirectoryTokens) {
		linkPrefix += .. ;
	}
	linkPrefix += .. bin ;

	# add the symlinks
	local name ;
	for name in $(targets:BS) {
		AddSymlinkToContainer $(container) : $(directoryTokens)
			: [ FDirName $(linkPrefix) $(name) ] : $(name) ;
	}
}

rule AddDriverRegistrationToContainer container : relativeDirectoryTokens
	: target : links
{
	# AddDriverRegistrationToContainer <container> : <directory>
	#	: <link target> : <link names> ] ;
	#
	local directoryTokens = beos system add-ons kernel registration
		$(relativeDirectoryTokens) ;

	# get the relative symlink path prefix
	local linkPrefix = ;
	for i in $(relativeDirectoryTokens) {
		linkPrefix += .. ;
	}
	linkPrefix += .. drivers bin ;

	# add the symlink
	AddSymlinkToContainer $(container) : $(directoryTokens)
		: [ FDirName $(linkPrefix) $(target:BS) ] : $(links) ;
}

rule AddBootModuleSymlinksToContainer container : targets
{
	# AddBootModuleSymlinksToContainer <container> : <targets> ;
	#

	# If the image shall only be updated, we don't add any symlinks.
	if [ on $(container) return $(HAIKU_CONTAINER_UPDATE_ONLY) ] {
		return ;
	}

	# add the symlinks
	local installTargetsVar
		= [ on $(container) return $(HAIKU_INSTALL_TARGETS_VAR) ] ;
	local target ;
	for target in $(targets) {
		# Symlink to the first place where the target has been installed.
		local destTarget = [ on $(target) return $($(installTargetsVar)[1]) ] ;
		local installDir = [ on $(destTarget) return $(INSTALL_DIR) ] ;

		if ! $(installDir) {
			Echo "ERROR: AddBootModuleSymlinksToContainer: Can't create a "
				"symlink to target" \"$(target)"\"." ;
			Exit "ERROR: Add*ToContainer has not been invoked for it yet." ;
		}

		local name = $(target:BS) ;
		local linkTarget = [ FDirName /boot $(installDir:G=) $(name) ] ; 

		AddSymlinkToContainer $(container) : beos system add-ons kernel boot
			: $(linkTarget) : $(name) ;
	}
}


rule CreateContainerMakeDirectoriesScript container : script
{
	MakeLocate $(script) : $(HAIKU_OUTPUT_DIR) ;
	Always $(script) ;

	local initScript = [ InitScript $(script) ] ;

	local scriptBody
		= [ FSameTargetWithPrependedGrist $(script) : script-body ] ;
	LOCATE on $(scriptBody) = [ on $(script) return $(LOCATE) ] ;
	Depends $(scriptBody) : $(initScript) ;
	Depends $(script) : $(scriptBody) ;
	
	local dirsToCreate ;
	local dir ;
	for dir in [ on $(container) return $(HAIKU_INSTALL_DIRECTORIES) ] {
		if ! [ on $(dir) return $(DONT_CREATE) ] {
			dirsToCreate += $(dir) ;
		}
	}

	Depends $(scriptBody) : $(dirsToCreate) ;
	# If the image shall only be updated, we don't create directories.
	if $(dirsToCreate)
		&& ! [ on $(container) return $(HAIKU_CONTAINER_UPDATE_ONLY) ] {
		CreateContainerMakeDirectoriesScript1 $(scriptBody) : $(dirsToCreate) ;
	}
}

actions piecemeal CreateContainerMakeDirectoriesScript1
{
	echo \$mkdir -p "\"\${tPrefix}$(2:G=)\"" >> $(1)
}

rule CreateContainerCopyFilesScript container : script
{
	MakeLocate $(script) : $(HAIKU_OUTPUT_DIR) ;
	Always $(script) ;

	local initScript = [ InitScript $(script) ] ;

	local scriptBody
		= [ FSameTargetWithPrependedGrist $(script) : script-body ] ;
	LOCATE on $(scriptBody) = [ on $(script) return $(LOCATE) ] ;
	Depends $(scriptBody) : $(initScript) ;
	Depends $(script) : $(scriptBody) ;

	local dir ;
	for dir in [ on $(container) return $(HAIKU_INSTALL_DIRECTORIES) ] {
		# filter the targets that shall be renamed; they have to be copied
		# individually
		local destTargets = [ on $(dir) return $(TARGETS_TO_INSTALL) ] ;
		local remainingTargets ;
		local destTarget ;
		for destTarget in $(destTargets) {
			local target = [ on $(destTarget) return $(TARGET) ] ;
			local name = $(destTarget:BS) ;
			if $(name) != $(target:BS) {
				# use a unique dummy target for this file, on which we
				# can define the TARGET_DIR variable
				local dummyTarget = $(script)-dummy-$(dir:G=)-$(target) ;
				NotFile $(dummyTarget) ;
				TARGET_DIR on $(dummyTarget) = $(dir:G=) ;
				INSTALL_TARGET_NAME on $(dummyTarget) = $(name) ;
	
				Depends $(dummyTarget) : $(initScript) $(target) ;
				Depends $(script) : $(dummyTarget) ;

				AppendToContainerCopyFilesScriptSingleFile $(dummyTarget)
					: $(initScript) $(target) ;
			} else {
				remainingTargets += $(target) ;
			}
		}
		targets = $(remainingTargets) ;

		if $(targets) {
			# use a unique dummy target for this directory, on which we
			# can define the TARGET_DIR variable
			local dummyTarget = $(script)-dummy-$(dir:G=) ;
			NotFile $(dummyTarget) ;
			TARGET_DIR on $(dummyTarget) = $(dir:G=) ;

			Depends $(dummyTarget) : $(initScript) $(targets) ;
			Depends $(script) : $(dummyTarget) ;

			OUTPUT_SCRIPT on $(dummyTarget) = $(initScript) ;
			AppendToContainerCopyFilesScript $(dummyTarget) : $(targets) ;
		}
	
		local symlinks = [ on $(dir) return $(SYMLINKS_TO_INSTALL) ] ;
		local symlink ;
		for symlink in $(symlinks) {
			NotFile $(symlink) ;

			Depends $(script) : $(symlink) ;
			Depends $(symlink) : $(initScript) ;

			AddSymlinkToContainerCopyFilesScript $(symlink) : $(initScript) ;
		}
	}
}

actions piecemeal AppendToContainerCopyFilesScript bind OUTPUT_SCRIPT
{
	echo \$cp "\"\${sPrefix}$(2)\"" "\"\${tPrefix}$(TARGET_DIR)\"" >> $(OUTPUT_SCRIPT)
}

actions AppendToContainerCopyFilesScriptSingleFile
{
	echo \$cp "\"\${sPrefix}$(2[2])\"" \
		"\"\${tPrefix}$(TARGET_DIR)/$(INSTALL_TARGET_NAME)\"" >> $(2[1])
}

actions AddSymlinkToContainerCopyFilesScript
{
	echo \$ln -sfn "\"$(SYMLINK_TARGET)\"" "\"\${tPrefix}$(1:G=)\"" >> $(2[1])
}


#pragma mark - Haiku Image rules

rule SetUpdateHaikuImageOnly flag
{
	HAIKU_CONTAINER_UPDATE_ONLY on $(HAIKU_IMAGE_CONTAINER_NAME) = $(flag) ;
}

rule IsUpdateHaikuImageOnly
{
	on $(HAIKU_IMAGE_CONTAINER_NAME) return $(HAIKU_CONTAINER_UPDATE_ONLY) ;
}

rule AddDirectoryToHaikuImage directoryTokens
{
	# AddDirectoryToHaikuImage <directoryTokens>

	return [ AddDirectoryToContainer $(HAIKU_IMAGE_CONTAINER_NAME)
		: $(directoryTokens) ] ;
}

rule AddFilesToHaikuImage directory : targets : destName
{
	# AddFilesToHaikuImage <directory> : <targets> [ : dest name ]

	AddFilesToContainer $(HAIKU_IMAGE_CONTAINER_NAME) : $(directory)
		: $(targets) : $(destName) ;
}

rule AddSymlinkToHaikuImage directoryTokens : linkTarget : linkName
{
	# AddSymlinkToHaikuImage <directory> : <link target> [ : <link name> ] ;

	AddSymlinkToContainer $(HAIKU_IMAGE_CONTAINER_NAME) : $(directoryTokens)
		: $(linkTarget) : $(linkName) ;
}

rule AddSourceDirectoryToHaikuImage dirTokens : alwaysUpdate
{
	# AddSourceDirectoryToHaikuImage <dirTokens> : <alwaysUpdate> ;

	# If the image shall only be updated, we update sources only, if explicitely
	# requested.
	if ! $(HAIKU_IMAGE_UPDATE_ONLY) || $(alwaysUpdate) {
		HAIKU_INSTALL_SOURCE_DIRS += [ FDirName $(HAIKU_TOP) $(dirTokens) ] ;
	}
}

rule AddDriversToHaikuImage relativeDirectoryTokens : targets
{
	# AddDriversToHaikuImage <relative directory> : <targets> ;

	AddDriversToContainer $(HAIKU_IMAGE_CONTAINER_NAME)
		: $(relativeDirectoryTokens) : $(targets) ;
}

rule AddDriverRegistrationToHaikuImage relativeDirectoryTokens : target : links
{
	# AddDriverRegistrationToHaikuImage <directory> : <link target> : <link names> ] ;

	AddDriverRegistrationToContainer $(HAIKU_IMAGE_CONTAINER_NAME)
		: $(relativeDirectoryTokens) : $(target) : $(links) ;
}

rule AddBootModuleSymlinksToHaikuImage targets
{
	# AddBootModuleSymlinksToHaikuImage <targets> ;

	AddBootModuleSymlinksToContainer $(HAIKU_IMAGE_CONTAINER_NAME)
		: $(targets) ;
}

rule CreateHaikuImageMakeDirectoriesScript script
{
	CreateContainerMakeDirectoriesScript $(HAIKU_IMAGE_CONTAINER_NAME)
		: $(script) ;
}

rule CreateHaikuImageCopyFilesScript script
{
	CreateContainerCopyFilesScript $(HAIKU_IMAGE_CONTAINER_NAME) : $(script) ;
}

rule BuildHaikuImage haikuImage : scripts : isImage
{
	# BuildHaikuImage <haiku image> : <scripts> : <is image> ;

	if $(isImage) = 1 || $(isImage) = true {
		IS_IMAGE on $(haikuImage) = 1 ;
	} else {
		IS_IMAGE on $(haikuImage) = "" ;
	}

	local mainScript = build_haiku_image ;
	SEARCH on $(mainScript) = [ FDirName $(HAIKU_TOP) build scripts ] ;

	Depends $(haikuImage) : $(mainScript) $(scripts) ;
	BuildHaikuImage1 $(haikuImage) : $(mainScript) $(scripts) ;
}

actions BuildHaikuImage1
{
	export isImage="$(IS_IMAGE)"
	$(2[1]) $(2[2-])
}

rule BuildVMWareImage vmwareImage : plainImage : imageSize
{
	# BuildVMWareImage <vmware image> : <plain image> : <image size in MB>

	IMAGE_SIZE on $(vmwareImage) = $(imageSize) ;

	Depends $(vmwareImage) : <build>vmdkheader $(plainImage) ;
	BuildVMWareImage1 $(vmwareImage) : <build>vmdkheader $(plainImage) ;
}

actions BuildVMWareImage1
{
	rm -f $(1)
	$(2[1]) -h 64k -i$(IMAGE_SIZE)M $(1) &&
	cat $(2[2]) >> $(1)
}


#pragma mark - Network Boot Archive rules

rule AddDirectoryToNetBootArchive directoryTokens
{
	# AddDirectoryToNetBootArchive <directoryTokens>

	return [ AddDirectoryToContainer $(HAIKU_NET_BOOT_ARCHIVE_CONTAINER_NAME)
		: $(directoryTokens) ] ;
}

rule AddFilesToNetBootArchive directory : targets : destName
{
	# AddFilesToNetBootArchive <directory> : <targets> [ : dest name ]

	AddFilesToContainer $(HAIKU_NET_BOOT_ARCHIVE_CONTAINER_NAME) : $(directory)
		: $(targets) : $(destName) ;
}

rule AddSymlinkToNetBootArchive directoryTokens : linkTarget : linkName
{
	# AddSymlinkToNetBootArchive <directory> : <link target> [ : <link name> ] ;

	AddSymlinkToContainer $(HAIKU_NET_BOOT_ARCHIVE_CONTAINER_NAME)
		: $(directoryTokens) : $(linkTarget) : $(linkName) ;
}

rule AddDriversToNetBootArchive relativeDirectoryTokens : targets
{
	# AddDriversToNetBootArchive <relative directory> : <targets> ;

	AddDriversToContainer $(HAIKU_NET_BOOT_ARCHIVE_CONTAINER_NAME)
		: $(relativeDirectoryTokens) : $(targets) ;
}

rule AddDriverRegistrationToNetBootArchive relativeDirectoryTokens : target
	: links
{
	# AddDriverRegistrationToNetBootArchive <directory> : <link target>
	#	: <link names> ] ;

	AddDriverRegistrationToContainer $(HAIKU_NET_BOOT_ARCHIVE_CONTAINER_NAME)
		: $(relativeDirectoryTokens) : $(target) : $(links) ;
}

rule AddBootModuleSymlinksToNetBootArchive targets
{
	# AddBootModuleSymlinksToNetBootArchive <targets> ;

	AddBootModuleSymlinksToContainer $(HAIKU_NET_BOOT_ARCHIVE_CONTAINER_NAME)
		: $(targets) ;
}

rule CreateNetBootArchiveMakeDirectoriesScript script
{
	CreateContainerMakeDirectoriesScript
		$(HAIKU_NET_BOOT_ARCHIVE_CONTAINER_NAME) : $(script) ;
}

rule CreateNetBootArchiveCopyFilesScript script
{
	CreateContainerCopyFilesScript $(HAIKU_NET_BOOT_ARCHIVE_CONTAINER_NAME)
		: $(script) ;
}

rule BuildNetBootArchive archive : scripts
{
	# BuildHNetBootArchive <archive> : <scripts>  ;

	local mainScript = build_tgz_archive ;
	SEARCH on $(mainScript) = [ FDirName $(HAIKU_TOP) build scripts ] ;

	Depends $(archive) : $(mainScript) $(scripts) ;
	BuildNetBootArchive1 $(archive) : $(mainScript) $(scripts) ;
}

actions BuildNetBootArchive1
{
	$(2[1]) $(1) $(2[2-])
}