#!/usr/bin/make -f
# Uncomment this to turn on verbose mode.
#export DH_VERBOSE=1

export DEB_BUILD_MAINT_OPTIONS = hardening=+all
export DEB_CFLAGS_MAINT_APPEND = -Wall -DOFFLOAD_BOOT_SUPPORTED

DPKG_EXPORT_BUILDFLAGS = 1
include /usr/share/dpkg/default.mk

%:
	dh $@ --with autotools_dev,autoreconf,systemd

DEB_UPSTREAM_VERSION := $(shell dpkg-parsechangelog | sed -rne 's,^Version: ([^-]+).*,\1,p')

get-orig-source:
	uscan --force-download --rename --repack --download-version=$(DEB_UPSTREAM_VERSION) --destdir=.

override_dh_auto_build:
	@# We want to regenerate the parser/lexer files with bison/flex
	@# to make sure that the package is fully built from source.
	@# Store the generated files upstream added to the source
	@# tarball away and explicitly call flex/bison here.
	mv utils/fwparam_ibft/prom_lex.c       utils/fwparam_ibft/prom_lex.c.upstream
	mv utils/fwparam_ibft/prom_parse.tab.c utils/fwparam_ibft/prom_parse.tab.c.upstream
	mv utils/fwparam_ibft/prom_parse.tab.h utils/fwparam_ibft/prom_parse.tab.h.upstream
	cd utils/fwparam_ibft && flex -t prom_lex.l | \
		../../debian/workaround_flex_bug.sh > prom_lex.c
	cd utils/fwparam_ibft && bison -d prom_parse.y

	@# The build system doesn't support CPPFLAGS
	env CFLAGS="$(CPPFLAGS) $(CFLAGS)" dh_auto_build
	@# Build udeb variant without libmount
	mkdir -p build.deb
	cp -a usr/iscsid usr/iscsistart build.deb/
	rm usr/initiator_common.o usr/mntcheck.o usr/iscsid usr/iscsistart
	env CFLAGS="$(CPPFLAGS) $(CFLAGS) -DNO_LIBMOUNT" dh_auto_build -- LIBMOUNT_LIB=

override_dh_auto_install:
	@# do nothing, we install stuff with dh_install etc.

override_dh_auto_clean:
	dh_auto_clean
	rm -rf build.deb
	@# Make dpkg-source happy and restore upstream's generated lexer/parser files
	@# in the clean step.
	! [ -f utils/fwparam_ibft/prom_lex.c.upstream ]       || mv utils/fwparam_ibft/prom_lex.c.upstream       utils/fwparam_ibft/prom_lex.c
	! [ -f utils/fwparam_ibft/prom_parse.tab.c.upstream ] || mv utils/fwparam_ibft/prom_parse.tab.c.upstream utils/fwparam_ibft/prom_parse.tab.c
	! [ -f utils/fwparam_ibft/prom_parse.tab.h.upstream ] || mv utils/fwparam_ibft/prom_parse.tab.h.upstream utils/fwparam_ibft/prom_parse.tab.h

override_dh_fixperms:
	dh_fixperms
	@# That configuration file might contain authentication data, so
	@# don't make it world-readable. See bug #735773 for details.
	chmod 0600 $(CURDIR)/debian/open-iscsi/etc/iscsi/iscsid.conf
	@# Since this file is copied from the installer ramdisk to the
	@# system if the udeb is used, the permissions need to be changed
	@# here as well.
	@# However, we might be building on an architecture that doesn't
	@# have udeb support yet (see debian/control), so see if it was
	@# installed during build before trying to adjust permissions.
	if [ -f $(CURDIR)/debian/open-iscsi-udeb/etc/iscsi/iscsid.conf ] ; then \
		chmod 0600 $(CURDIR)/debian/open-iscsi-udeb/etc/iscsi/iscsid.conf ; \
	fi

override_dh_installchangelogs:
	dh_installchangelogs -piscsiuio iscsiuio/ChangeLog
	dh_installchangelogs --remaining-packages

override_dh_installinit:
	dh_installinit -popen-iscsi --no-start --name=iscsid
	dh_installinit -popen-iscsi --no-start
	dh_installinit --remaining-packages

override_dh_systemd_enable:
	dh_systemd_enable -popen-iscsi --name=iscsid
	dh_systemd_enable -popen-iscsi
	dh_systemd_enable --remaining-packages

override_dh_systemd_start:
	dh_systemd_start -popen-iscsi --no-restart-on-upgrade --no-start iscsid.service open-iscsi.service
	dh_systemd_start --remaining-packages

# The following is taken from the initramfs-tools package. (We recommend
# busybox in the initramfs because otherwise we don't have access to the
# ip utility to set the default gateway after iscsistart -N is done.)
# On Debian we can use either busybox or busybox-static, but on Ubuntu
# and derivatives only busybox-initramfs will work.
BUSYBOX_PACKAGES := $(shell if dpkg-vendor --derives-from ubuntu; then echo busybox-initramfs; else echo busybox busybox-static; fi)

override_dh_gencontrol:
	echo >> debian/open-iscsi.substvars "busybox:Recommends=$(wordlist 2,100,$(BUSYBOX_PACKAGES:%=| %))"
	dh_gencontrol