###############################################################################
#                                                                             #
# IPFire.org - A linux based firewall                                         #
# Copyright (C) 2007-2023  IPFire Team  <info@ipfire.org>                     #
#                                                                             #
# This program is free software: you can redistribute it and/or modify        #
# it under the terms of the GNU General Public License as published by        #
# the Free Software Foundation, either version 3 of the License, or           #
# (at your option) any later version.                                         #
#                                                                             #
# This program 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 for more details.                                #
#                                                                             #
# You should have received a copy of the GNU General Public License           #
# along with this program.  If not, see <http://www.gnu.org/licenses/>.       #
#                                                                             #
###############################################################################

###############################################################################
# Definitions
###############################################################################

include Config

VER        = 258.7

THISAPP    = systemd-$(VER)
DL_FILE    = $(THISAPP).tar.gz
DL_FROM    = $(URL_IPFIRE)
DIR_APP    = $(DIR_SRC)/$(THISAPP)
TARGET     = $(DIR_INFO)/$(THISAPP)

UDEV_HELPERS = \
	ata_id \
	cdrom_id \
	dmi_memory_id \
	fido_id \
	iocost \
	mtd_probe \
	scsi_id \
	v4l_id

###############################################################################
# Top-level Rules
###############################################################################

objects = $(DL_FILE)

$(DL_FILE) = $(DL_FROM)/$(DL_FILE)

$(DL_FILE)_BLAKE2 = 52f6ed062e484126e79eec3804081598181e5741eeab2286bb6e19192010259d4cdbd85eb04b49faac39f1208edb9d1f3e5a82765f39d7ef13afd43b163f8df8

install : $(TARGET)

check : $(patsubst %,$(DIR_CHK)/%,$(objects))

download :$(patsubst %,$(DIR_DL)/%,$(objects))

b2 : $(subst %,%_BLAKE2,$(objects))

###############################################################################
# Downloading, checking, b2sum
###############################################################################

$(patsubst %,$(DIR_CHK)/%,$(objects)) :
	@$(CHECK)

$(patsubst %,$(DIR_DL)/%,$(objects)) :
	@$(LOAD)

$(subst %,%_BLAKE2,$(objects)) :
	@$(B2SUM)

###############################################################################
# Installation Details
###############################################################################

$(TARGET) : $(patsubst %,$(DIR_DL)/%,$(objects))
	@$(PREBUILD)
	@rm -rf $(DIR_APP) && cd $(DIR_SRC) && tar axf $(DIR_DL)/$(DL_FILE)

	# Don't fail if the linker shows a warning
	cd $(DIR_APP) && sed -e "/fatal-warnings/d" -i meson.build

	# Remove two unneeded groups (render and sgx) from the default udev rules
	cd $(DIR_APP) && sed -i -e 's/GROUP="render"/GROUP="video"/' \
		-e 's/GROUP="sgx", //' rules.d/50-udev-default.rules.in

	# Remve udev rule which requires a full systemd installation
	cd $(DIR_APP) && sed '/systemd-sysctl/s/^/#/' -i rules.d/99-systemd.rules.in

	# Fix udev linking
	# cd $(DIR_APP) && \
	#	sed -i "/udev_dependencies,/a \                'link_with': udev_link_with," src/udev/meson.build

	# Prepare udev for build.
	cd $(DIR_APP) && mkdir -pv build
	cd $(DIR_APP)/build &&meson setup \
		--prefix=/usr \
		--buildtype=release \
		-D mode=release \
		-D dev-kvm-mode=0660 \
		-D link-udev-shared=false \
		-D logind=false \
		-D vconsole=false \
		..

	# Only build udev and required components
	cd $(DIR_APP)/build && \
		ninja \
			udevadm \
			systemd-hwdb \
			$$(ninja -n | grep -Eo '(src/(lib)?udev|src/(lib)?systemd|rules.d|hwdb.d)/[^ ]*') \
			$$(realpath libsystemd.so --relative-to .) \
			$$(realpath libudev.so --relative-to .) \
			$(UDEV_HELPERS)

	# Install libsystemd
	cd $(DIR_APP)/build && install -vm755 -d /usr/{lib,share}/pkgconfig
	cd $(DIR_APP)/build && install -vm755 -d /usr/include/systemd
	cd $(DIR_APP)/build && install -vm644 ../src/systemd/*.h          /usr/include/systemd
	cd $(DIR_APP)/build && install -vm644 src/libsystemd/libsystemd.pc /usr/lib/pkgconfig/
	cd $(DIR_APP)/build && cp      -av    libsystemd.so{,*[0-9]}      /usr/lib/

	# Install udev
	cd $(DIR_APP)/build && install -vm755 -d {/usr/lib,/etc}/udev/{hwdb,rules}.d
	cd $(DIR_APP)/build && install -vm755 udevadm                     /bin/
	cd $(DIR_APP)/build && install -vm755 systemd-hwdb                /usr/bin/udev-hwdb
	cd $(DIR_APP)/build && ln      -svfn  ../bin/udevadm              /sbin/udevd
	cd $(DIR_APP)/build && cp      -av    libudev.so{,*[0-9]}         /usr/lib/
	cd $(DIR_APP)/build && install -vm644 ../src/libudev/libudev.h    /usr/include/
	cd $(DIR_APP)/build && install -vm644 src/libudev/*.pc            /usr/lib/pkgconfig/
	cd $(DIR_APP)/build && install -vm644 src/udev/*.pc               /usr/share/pkgconfig/
	cd $(DIR_APP)/build && install -vm644 ../src/udev/udev.conf       /etc/udev/
	cd $(DIR_APP)/build && install -vm644 rules.d/* ../rules.d/{*.rules,README} /usr/lib/udev/rules.d/
	cd $(DIR_APP)/build && install -vm644 hwdb.d/*  ../hwdb.d/{*.hwdb,README}   /usr/lib/udev/hwdb.d/
	cd $(DIR_APP)/build && install -vm755 $(UDEV_HELPERS) /usr/lib/udev

	# Generate hardware database
	udev-hwdb update

	# Disable net generator rule. This does not work with the setup.
	rm -f /usr/lib/udev/rules.d/75-persistent-net-generator.rules
	rm -f /usr/lib/udev/rules.d/80-net-name-slot.rules

	# Blacklist some modules
	cp -vf $(DIR_SRC)/config/udev/blacklist.conf \
		/etc/modprobe.d/blacklist.conf

	# Install alsa rules.
	install -v -m 644 $(DIR_SRC)/config/udev/25-alsa.rules \
		/usr/lib/udev/rules.d

	# Install network rules.
	install -v -m 755 $(DIR_SRC)/config/udev/network-hotplug-rename \
		/usr/lib/udev/network-hotplug-rename
	install -v -m 755 $(DIR_SRC)/config/udev/network-hotplug-vlan \
		/usr/lib/udev/network-hotplug-vlan
	install -v -m 755 $(DIR_SRC)/config/udev/network-hotplug-master \
		/usr/lib/udev/network-hotplug-master
	install -v -m 644 $(DIR_SRC)/config/udev/60-net.rules \
		/usr/lib/udev/rules.d

	# Install ExtraHD rules
	install -v -m 644 $(DIR_SRC)/config/udev/61-extrahd.rules \
		/usr/lib/udev/rules.d

	# Install AQM rules
	install -v -m 644 $(DIR_SRC)/config/udev/99-aqm.rules \
		/usr/lib/udev/rules.d
	install -m 755 $(DIR_SRC)/config/udev/network-aqm \
		/usr/lib/udev/network-aqm

	# Install offloading rules
	install -v -m 644 $(DIR_SRC)/config/udev/99-offloading.rules \
		/usr/lib/udev/rules.d
	install -m 755 $(DIR_SRC)/config/udev/network-offloading \
		/usr/lib/udev/network-offloading

	@rm -rf $(DIR_APP)
	@$(POSTBUILD)