#!/usr/bin/make -f

export DEB_BUILD_MAINT_OPTIONS	 = hardening=+all

include /usr/share/dpkg/pkg-info.mk

LLVM_VERSION		 = $(shell sed -n -r '/^Build/,/^$$/s/.*llvm-([0-9]+)-dev.*/\1/p' debian/control)
LLVM_UPSTREAM_VERSION	 = $(shell dpkg-query -f '$${source:Upstream-Version}' -W llvm-$(LLVM_VERSION)-dev)

%:
	dh $@ --builddir build/

override_dh_auto_configure:
	dh_auto_configure -- \
		-DCMAKE_BUILD_TYPE=Release \
		-DIGC_OPTION__LLVM_PREFERRED_VERSION=$(LLVM_UPSTREAM_VERSION) \
		-DIGC_OPTION__VC_INTRINSICS_MODE=Prebuilds \
		-DIGC_OPTION__SPIRV_TOOLS_MODE=Prebuilds \
		-DIGC_OPTION__USE_PREINSTALLED_SPRIV_HEADERS=ON \
		-Wno-dev

execute_after_dh_auto_install:
	$(RM) -v debian/tmp/usr/include/igc/cif/CMakeLists.txt
	$(RM) -v debian/tmp/usr/include/igc/cif/cif/CMakeLists.txt
	$(RM) -v debian/tmp/usr/include/igc/cif/readme.txt

override_dh_gencontrol:
	dh_gencontrol -- \
		-V'llvm:Version=$(LLVM_VERSION)'


gentarball:
	tar --transform 's,^,$(DEB_SOURCE)-$(DEB_VERSION_UPSTREAM)/,' \
		--exclude 'debian' --exclude-vcs \
		-cJf ../$(DEB_SOURCE)_$(DEB_VERSION_UPSTREAM).orig.tar.xz .