#!/usr/bin/make -f
# export DH_VERBOSE=1
export DEB_BUILD_MAINT_OPTIONS   = hardening=+all
DPKG_EXPORT_BUILDFLAGS = 1
include /usr/share/dpkg/buildflags.mk
include /usr/share/dpkg/architecture.mk

ifneq (,$(filter $(DEB_BUILD_ARCH), m68k sh4))
BUILD_FLAGS := -DCMAKE_CXX_FLAGS="$(CXXFLAGS) $(CPPFLAGS) -faligned-new"
else
BUILD_FLAGS := -DCMAKE_CXX_FLAGS="$(CXXFLAGS) $(CPPFLAGS)"
endif

ifneq ($(DEB_HOST_ARCH),$(DEB_BUILD_ARCH))
# Provide compiler information
BUILD_FLAGS += -DCMAKE_C_COMPILER=$(DEB_HOST_GNU_TYPE)-gcc
BUILD_FLAGS += -DCMAKE_CXX_COMPILER=$(DEB_HOST_GNU_TYPE)-g++
endif

# explicitly link against libatomic
ifneq (,$(filter $(DEB_HOST_ARCH),armel mipsel m68k sh4 powerpc))
export DEB_LDFLAGS_MAINT_APPEND = -Wl,--no-as-needed -latomic -Wl,--as-needed
endif


%:
	dh $@ -Scmake+ninja

# Common CMake Flags, see upstream documentation
# https://github.com/oneapi-src/oneTBB/blob/master/cmake/README.md
override_dh_auto_configure:
ifeq (ia64,$(DEB_HOST_ARCH))
	# https://github.com/oneapi-src/oneTBB/issues/777
	# This is a quick hack to disable ITT_NOTIFY on IA64
	sed -i -e 's/__TBB_USE_ITT_NOTIFY/__TBB_NO_USE_ITT_NOTIFY/g' src/tbb/CMakeLists.txt
endif
	dh_auto_configure -- \
		-DTBB_TEST=ON \
		-DTBB4PY_BUILD=OFF \
		$(BUILD_FLAGS)

override_dh_auto_build-arch:
# dump out diagnostics
	cat /proc/cpuinfo
	gcc -dM -E - < /dev/null
	echo Build system page size is $$(($$(getconf PAGESIZE) >> 10)) KiB
	dh_auto_build

override_dh_auto_build-indep:
	sphinx-build -b html doc/main html
	# strip the links to prevent privacy breach
	-find html -type f -exec sed -i -e \
		's@https://www.intel.com/content/dam/www/global/wap/performance-config.js@https://localhost/performance-config.js@g' '{}' \;
	# don't ship embedded fonts
	-$(RM) -rf html/_static/vendor
	# remove .doctree junk
	-$(RM) -rf html/.doctrees
	# remove pycache
	-$(RM) -rf html/_static/__pycache__
	# remove embedded javascripts. they will be provided by other system packages (see .links)
	-$(RM) html/_static/*.js

override_dh_auto_test-indep:
	:

override_dh_auto_install-indep:
	:

# Makefiles should not be compressed (tbb-examples)
override_dh_compress-indep:
	dh_compress -X*/examples/*