#!/usr/bin/make -f

# import DEB_VERSION and DEB_HOST_ARCH
include /usr/share/dpkg/pkg-info.mk
include /usr/share/dpkg/architecture.mk

# enable verbose build output
export DH_VERBOSE=1

# enable all build hardening flags
export DEB_BUILD_MAINT_OPTIONS=hardening=+all future=+lfs optimize=+lto

# configure flags
CONFLAGS=--enable-demos \
         --with-ncurses \
         --with-xcb \

# use widl to build the header files
CONFLAGS+=WIDL=i686-w64-mingw32-widl

built_binaries := $(shell dh_listpackages)

ifeq ($(filter %-doc,$(built_binaries)),)
CONFLAGS+=--disable-doxygen-doc
else
CONFLAGS+=--enable-doxygen-doc
endif

%:
	# debhelper catch all rule
	dh $@

override_dh_auto_configure:
	# run the configure script
	dh_auto_configure -- $(CONFLAGS)

override_dh_auto_build-arch:
	# execute the build
	dh_auto_build

override_dh_auto_build-indep:
	# build only the documentation
	make doxygen-doc

override_dh_install-arch:
	# generate manpages
	help2man --no-info --no-discard-stderr \
	         --version-string="$(DEB_VERSION)" \
	         --name="shader compiler for vkd3d" \
	         ./vkd3d-compiler > vkd3d-compiler.1
	# install files into package directories
	dh_install
	# remove unused libtool archives
	rm -f debian/tmp/usr/lib/*/*.la
	# exclude headers from the architecture-dependent build
	rm -f debian/tmp/usr/include/vkd3d/*

override_dh_auto_install-indep:
	# disabled for the architecture-independent build

# VKD3D_DISABLE_EXTENSIONS=VK_EXT_fragment_shader_interlock works around
# a known test failure with lavapipe, believed by upstream to be a Mesa bug
override_dh_auto_test-arch:
	set -e; \
	export VKD3D_DISABLE_EXTENSIONS=VK_EXT_fragment_shader_interlock; \
	result=0; \
	dh_auto_test || result=$$?; \
	find tests -name '*.log' -print0 \
		| LC_ALL=C sort -z \
		| xargs -0 tail -v -n +0; \
	exit $$result

override_dh_auto_test-indep:
	# disabled for the architecture-independent build

override_dh_installdocs:
	# set libvkd3d-doc as the main documentation package
	dh_installdocs --exclude=libvkd3d-doc --all 2>/dev/null
	dh_installdocs --package=libvkd3d-doc --doc-main-package=libvkd3d-doc

override_dh_gencontrol:
	# generate dlopen dependencies
	dh_gencontrol -- -Vdlopen:Depends="$(shell ./debian/scripts/dpkg-depgrep vulkan)"

override_dh_auto_clean:
	# clean the package folder
	dh_auto_clean
	# remove leftover empty directories
	rm -rf bin doc