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

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

include /usr/share/dpkg/default.mk

export CCFLAGS=-flto $(CXXFLAGS) $(CPPFLAGS) -std=c++0x
# export LDFLAGS+=-flto -pthread -lhts -lz
export DEB_BUILD_MAINT_OPTIONS = hardening=+all

AMD64_SIMD_LEVELS=avx2 avx sse4.1 ssse3 sse3
binprefix=$(CURDIR)/debian/$(DEB_SOURCE)/usr/bin
libexecdir=$(CURDIR)/debian/$(DEB_SOURCE)/usr/lib/$(DEB_SOURCE)/bin
export DEB_CFLAGS_MAINT_APPEND+=-O3
export DEB_CXXFLAGS_MAINT_APPEND+=-O3
# package already builds with -fopenmp, so no need to add that for SIMDe

%:
	dh $@ --sourcedirectory=source

override_dh_auto_build:
ifeq ($(DEB_HOST_ARCH),amd64)
	mkdir --parents $(libexecdir)
	$(foreach SIMD,$(AMD64_SIMD_LEVELS),dh_auto_build -- SFX=-$(SIMD) CCFLAGS_common_add="-flto $(CCFLAGS)" CXXFLAGS="$(CXXFLAGS) -m$(SIMD)" LDFLAGS_add="$(LDFLAGS)" STAR-$(SIMD) STARlong-$(SIMD) && ) true
	dh_auto_build -- SFX=-plain CCFLAGS_common_add="-flto $(CCFLAGS)" CCFLAGS="$(CCFLAGS)" LDFLAGS_add="$(LDFLAGS)" STAR-plain STARlong-plain
	cp source/STAR-plain source/STARlong-plain $(libexecdir)/
else
	dh_auto_build -- CCFLAGS_common_add="-flto $(CCFLAGS)" CCFLAGS="$(CCFLAGS)" LDFLAGS_add="$(LDFLAGS)" STAR STARlong
endif

override_dh_auto_install:
ifeq ($(DEB_HOST_ARCH),amd64)
	mkdir --parents $(binprefix)
	$(foreach SIMD,$(AMD64_SIMD_LEVELS) plain,dh_install source/STAR-$(SIMD) source/STARlong-$(SIMD) /usr/lib/$(DEB_SOURCE)/bin && ) true
	dh_install debian/bin/simd-dispatch /usr/lib/$(DEB_SOURCE)/
	set -e && cd $(binprefix) && for prog in STAR STARlong ; do ln -s \
		../lib/$(DEB_SOURCE)/simd-dispatch $${prog} ; done
else
	dh_install source/STAR source/STARlong usr/bin/
endif

override_dh_auto_clean:
	cd source && ${MAKE} clean

override_dh_compress:
	dh_compress --exclude=.pdf

override_dh_auto_test:
ifeq (,$(filter nocheck,$(DEB_BUILD_OPTIONS)))
ifeq ($(DEB_HOST_ARCH),amd64)
	set -i; for SIMD in $(AMD64_SIMD_LEVELS) ; do \
		if lscpu | grep -q $${SIMD} ; then \
		debian/tests/run_test.sh $(CURDIR)/source/STAR-$${SIMD} ; \
		fi ; done
	debian/tests/run_test.sh $(libexecdir)/STAR-plain
else
	debian/tests/run_test.sh $(CURDIR)/source/STAR
endif
endif

override_dh_gencontrol:
	dh_gencontrol -- -Vsimde:Built-Using="$(shell dpkg-query -f '$${source:Package} (= $${source:Version}), ' -W "libsimde-dev")"