#!/usr/bin/make -f
# -*- makefile -*-

# Uncomment this to turn on verbose mode.
#export DH_VERBOSE=1

include /usr/share/dpkg/default.mk

HOST_CPU ?= $(DEB_HOST_GNU_CPU)

PACKAGE=pve-qemu-kvm
destdir := $(CURDIR)/debian/$(PACKAGE)

flagfile := $(destdir)/usr/share/kvm/recognized-CPUID-flags-x86_64
machinefile := $(destdir)/usr/share/kvm/machine-versions-x86_64.json

# default QEMU out-of-tree build directory is ./build
BUILDDIR=build

# FIXME: pass to configure as --extra-cflags=CFLAGS ?! also LDFLAGS?
CFLAGS += -Wall

export CFLAGS

# DEB_BUILD_OPTIONS=parallel=N
MAKEFLAGS += $(subst parallel=,-j,$(filter parallel=%,${DEB_BUILD_OPTIONS}))

${BUILDDIR}/config.status: configure
	dh_testdir
	# Add here commands to configure the package.

ifneq "$(wildcard /usr/share/misc/config.sub)" ""
	cp -f /usr/share/misc/config.sub config.sub
endif
ifneq "$(wildcard /usr/share/misc/config.guess)" ""
	cp -f /usr/share/misc/config.guess config.guess
endif

	# guest-agent is only required for guest systems
	./configure \
	    --disable-download \
	    --docdir=/usr/share/doc/pve-qemu-kvm \
	    --localstatedir=/var \
	    --prefix=/usr \
	    --sysconfdir=/etc \
	    --target-list=$(HOST_CPU)-softmmu,aarch64-softmmu \
	    --with-suffix="kvm" \
	    --with-pkgversion="${DEB_SOURCE}_${DEB_VERSION_UPSTREAM_REVISION}" \
	    --audio-drv-list="alsa" \
	    --datadir=/usr/share \
	    --libexecdir=/usr/lib/kvm \
	    --disable-capstone \
	    --disable-gtk \
	    --disable-guest-agent \
	    --disable-guest-agent-msi \
	    --disable-libnfs \
	    --disable-libssh \
	    --disable-sdl \
	    --disable-smartcard \
	    --disable-strip \
	    --disable-xen \
	    --enable-curl \
	    --enable-docs \
	    --enable-glusterfs \
	    --enable-gnutls \
	    --enable-libiscsi \
	    --enable-libusb \
	    --enable-linux-aio \
	    --enable-linux-io-uring \
	    --enable-numa \
	    --enable-opengl \
	    --enable-rbd \
	    --enable-seccomp \
	    --enable-slirp \
	    --enable-spice \
	    --enable-usb-redir \
	    --enable-virglrenderer \
	    --enable-virtfs \
	    --enable-zstd

build: build-arch build-indep
build-arch: build-stamp
build-indep: build-stamp
build: build-stamp

build-stamp: ${BUILDDIR}/config.status
	dh_testdir

	# Add here commands to compile the package.
	$(MAKE)

	#docbook-to-man debian/kvm.sgml > kvm.1

	touch $@

clean:
	dh_testdir
	dh_testroot
	rm -f build-stamp

	# Add here commands to clean up before the build process.
	-$(MAKE) distclean

	dh_clean

install: build
	dh_testdir
	dh_testroot
	dh_prep
	dh_installdirs
	dh_lintian

	# Add here commands to install the package into debian/pve-kvm.
	$(MAKE) DESTDIR=$(destdir) install

	# Remove things we don't package at all, would be a "kvm-dev" package
	rm -Rf $(destdir)/usr/include/linux/
	rm -Rf $(destdir)/usr/include
	rm -f $(destdir)/usr/lib/kvm/qemu-bridge-helper
	rm -f $(destdir)/usr/lib/kvm/virtfs-proxy-helper

	# CPU flags are static for QEMU version, allows avoiding more costly checks
	$(destdir)/usr/bin/qemu-system-x86_64 -cpu help | ./debian/parse-cpu-flags.pl > $(flagfile)
	$(destdir)/usr/bin/qemu-system-x86_64 -machine help | ./debian/parse-machines.pl > $(machinefile)

# Build architecture-independent files here.
binary-indep: build install
# We have nothing to do by default.

# Build architecture-dependent files here.
binary-arch: build install
	dh_testdir
	dh_testroot
	# exclude historic Changelog file, which stops at release 0.14
	dh_installchangelogs --exclude=Changelog
	dh_installdocs
	dh_installexamples
	dh_install
#	dh_installmenu
#	dh_installdebconf
#	dh_installlogrotate
#	dh_installemacsen
#	dh_installpam
#	dh_installmime
#	dh_python
#	dh_installinit
#	dh_installcron
#	dh_installinfo
	dh_installman
	dh_link
	dh_strip --dbgsym-migration='pve-qemu-kvm-dbg (<<8.0.0-1~)'
	dh_compress
	dh_fixperms
#	dh_perl
#	dh_makeshlibs
	dh_installdeb
	# Debian >= Buster has libglusterfs0 and lots of libgfFOO, upstream has the libs in glusterfs-common
	# pass -x to dpkg-shlibdeps and specify dependencies in d/control instead
	dh_shlibdeps -- -xlibglusterfs0 -xlibgfxdr0 -xlibgfrpc0 -xlibgfdb0 -xlibgfchangelog0 -xlibgfapi0
	dh_gencontrol
	dh_md5sums
	dh_builddeb

binary: binary-indep binary-arch
.PHONY: build clean binary-indep binary-arch binary install