#!/usr/bin/make -f
# debian/rules for intel-microcode, dh version
# Copyright (C) 2011,2016 by Henrique de Moraes Holschuh
# Published under the GNU GPL license version 2 or any later versions

PACKAGE := intel-microcode
DEBDIR  := $(CURDIR)/debian
PKGDIR  := $(DEBDIR)/$(PACKAGE)

DEB_HOST_ARCH ?= $(shell dpkg-architecture -qDEB_HOST_ARCH)

export PATH := $(PATH):/sbin:/usr/sbin
IUCODE_TOOL := iucode_tool

# DebHelper control
export DH_ALWAYS_EXCLUDE=CVS:.svn:.git

ifneq (,$(filter amd64 x32,$(DEB_HOST_ARCH)))
IUCODE_FILE := intel-microcode-64.bin
else
IUCODE_FILE := intel-microcode.bin
endif

# Work around Debian bug #688794
INITRAMFS_NAME := $(subst -,_,$(subst +,_,$(subst .,_,$(PACKAGE))))

%:
	dh $@

override_dh_auto_install:
	dh_testdir
	dh_install

	# split microcode pack
	$(IUCODE_TOOL) -q --write-firmware="$(PKGDIR)/lib/firmware/intel-ucode" $(IUCODE_FILE)

	# apply best-effort blacklist
	if [ -r debian/ucode-blacklist.txt ] ; then \
		cat debian/ucode-blacklist.txt | while read -r fn crap ; do \
			if [ -r "$(PKGDIR)/lib/firmware/intel-ucode/$${fn}" ] ; then \
				mv "$(PKGDIR)/lib/firmware/intel-ucode/$${fn}" "$(PKGDIR)/lib/firmware/intel-ucode/$${fn}.initramfs" ;\
				echo "Renaming blacklisted microcode $${fn}" ; \
			fi ; \
		done ; \
	fi

	mkdir -p "$(PKGDIR)/usr/share/initramfs-tools/hooks"
	install -m 755 "$(DEBDIR)/initramfs.hook" \
		"$(PKGDIR)/usr/share/initramfs-tools/hooks/$(INITRAMFS_NAME)"
	mkdir -p "$(PKGDIR)/etc/kernel/preinst.d"
	install -m 755 "$(DEBDIR)/$(PACKAGE).kpreinst" \
		"$(PKGDIR)/etc/kernel/preinst.d/$(PACKAGE)"

	# We have a /etc/default file, but no initscript
	install -m 644 "$(DEBDIR)/$(PACKAGE).default" "$(PKGDIR)/etc/default/$(PACKAGE)"

	# modprobe.d blacklist
	install -m 644 "$(DEBDIR)/$(PACKAGE).modprobe-blacklist" "$(PKGDIR)/etc/modprobe.d/$(PACKAGE)-blacklist.conf"

override_dh_installchangelogs:
	dh_installchangelogs changelog