group := kernel
version_of = src/dvb
src_rule = src/dvb-HEAD
modules := b2c2-flexcop-pci budget budget-av budget-ci budget-patch cx18 m88ds3103 cx23885 cx24120 cx25821 cx25840 cx2341x cx88-dvb ddbridge dm1105 dvb-bt8xx dvb-ttpci earth-pt1 hopper ivtv ivtvfb mantis ngene pluto2 saa7134 saa7134-dvb saa7164 saa716x_budget saa716x_ff smsdvb stv0367dd tm6000-dvb tuner wm8775 zr36016 zr36050 zr36060 zr36067 videobuf-dma-sg altera-stapl rc-core tda18271 videobuf-dvb videobuf-core v4l2-common videodev altera-ci dvb-core btcx-risc tveeprom
deps := libproc-processtable-perl

include ../Makefile.default
include ../Makefile.tools


all: $(modul).$(suffix)

clean: _clean
	rm -rf lib include
	rm -rf src/dvb.tgz src/dvb src/dvb-*

$(modul): lib $(addon)
	$(MAKE) frontend
	echo "$(modules)" | sed 's/ /\n/g' | sort > $@/usr/share/dvb_modules.pci


lib: src/dvb
	echo "  Build dvb Modules"
	rm -rf $@
#	mkdir -p $@/modules/$(KERNEL)	
	$(MAKE) -C src/dvb
	$(MAKE) -C src/dvb media-install firmware_install DESTDIR=$$(pwd)

include: src/dvb
	ln -fns src/dvb/linux/include $@

src/dvb: src/dvb-$(version) ../KERNEL/lib src/dvb_$(ARCH).config
	rm -f $@
	touch src/dvb-$(version)
	ln -sf dvb-$(version) $@
	echo -e "$(indent)$(color_cyan)copy .config$(color_reset)"
	echo -e "$(indent)$(color_cyan)  for module changes please edit dvb/src/.config$(color_reset)"
	cp src/dvb_$(ARCH).config $@/v4l/.config
	if ! grep -sqe "KERNELRELEASE:=$(KERNEL)$$" src/dvb/v4l/.version; then \
		$(MAKE) -C src/dvb release DIR=$$(pwd)/../KERNEL/src/linux; \
		sed "s/KERNELRELEASE:=.*/KERNELRELEASE:=$(KERNEL)/" -i src/dvb/v4l/.version; \
		$(MAKE) -C src/dvb clean; \
	fi

src/dvb-$(version):
	$(MAKE) -f ../Makefile.getfile version=$(version) file=src/$(name).tgz rule=$(src_rule)
	rm -rf $@
	tar xf src/dvb.tgz -C src
	mv $(src_rule) $@
	ln -fs $$(pwd)/../KERNEL/src/linux/include/linux/compiler.h $@/linux/include/linux/compiler.h
	ln -fs $$(pwd)/../KERNEL/src/linux/include/linux/compiler.h $@/linux/include/uapi/linux/compiler.h
	$(MAKE) patch src_path=$@

$(src_rule):
	hg clone http://linuxtv.org/hg/~endriss/media_build_experimental $@
	if [ "$(version)" != "$(shell date +%Y.%m.%d)" ]; then \
		(cd $@; hg up -d "<$(subst .,-,$(version))"); \
		echo "download linux-media-$(subst .,-,$(version)).tar.bz2"; \
		wget "http://www.linuxtv.org/downloads/drivers/linux-media-$(subst .,-,$(version)).tar.bz2" -O $@/linux/linux-media.tar.bz2; \
		sed "s/\(hg clone .*\)/\\1; (cd \$$2; hg up -d '<$(subst .,-,$(version))')/" -i $@/experimental/add-drivers; \
	else \
		$(MAKE) -C $@ download; \
	fi
#	cd src; patch -p1 < 01_powarmanrepo.prepatch
	$(MAKE) -C $@ untar
	find $@ -path '*/.hg' -exec rm -rf {} ';' || true
	tar -caf $(file) -C $(@D) $(@F)
	rm -rf $@

frontend:
	grep -aorh --exclude="*\.svn*" -E "symbol:[^ ]*_attach" $(modul)/lib/modules/$(KERNEL)/kernel/drivers/media/* | sort -u | sed "s/.*:\(.*\)_.*/\1/" | sed "s/\(.*\)_attach.*/\1/" | while read modul; do \
		file=`find lib/modules/$(KERNEL) -name $$modul.ko -printf "%P\n"`; \
		if [ -z "$$file" ] && grep -q symbol:$${modul}_attach lib/modules/$(KERNEL)/modules.symbols; then \
			modul=$$(grep symbol:$${modul}_attach lib/modules/$(KERNEL)/modules.symbols | cut -d " " -f 3 | sed "s/_/-/"); \
			file=`find lib/modules/$(KERNEL) -name $$modul.ko -printf "%P\n"`; \
		fi; \
		if [ -z "$$file" ]; then \
			echo -e "\t  Frontend Modul nicht gefunden: $$modul.ko"; \
		else \
			if [ ! -e $(modul)/lib/modules/$(KERNEL)/$$file ]; then \
				true || echo -e "\t  Kopiere Frontend Modul: $$modul.ko"; \
			fi; \
			mkdir -p $(modul)/lib/modules/$(KERNEL)/$${file%/*}; \
			cp -up lib/modules/$(KERNEL)/$$file $(modul)/lib/modules/$(KERNEL)/$$file; \
		fi; \
	done