#!/usr/bin/make -f

export DEB_BUILD_MAINT_OPTIONS   = hardening=+all optimize=+lto
export DEB_CFLAGS_MAINT_APPEND   = -fdiagnostics-color=always #-fcolor-diagnostics #-Wall #-pedantic
export DEB_CXXFLAGS_MAINT_APPEND = -fdiagnostics-color=always #-fcolor-diagnostics #-Wall #-pedantic
export DEB_LDFLAGS_MAINT_APPEND  = -Wl,--as-needed
#export CLICOLOR_FORCE=ON

# tests can take ~60% build time
BUILD_TEST=OFF
ifeq (,$(filter nocheck,$(DEB_BUILD_OPTIONS)))
# too slow on rv64, takes hours (#1080206)
ifneq ($(DEB_BUILD_ARCH), riscv64)
BUILD_TEST=ON
endif
endif

# ukernel is only implemented (and used by PyTorch) on amd64
BUILD_UKERNEL=OFF
ifeq ($(DEB_BUILD_ARCH), amd64)
BUILD_UKERNEL=ON
endif


%:
	dh $@ -Scmake+ninja

# https://oneapi-src.github.io/oneDNN/dev_guide_build.html
override_dh_auto_configure:
	dh_auto_configure -- \
		-DCMAKE_CXX_STANDARD=17 \
		-DCMAKE_BUILD_TYPE=RelWithDebInfo \
		-DDNNL_EXPERIMENTAL_SPARSE=ON \
		-DDNNL_EXPERIMENTAL_UKERNEL=${BUILD_UKERNEL} \
		-DDNNL_BUILD_TESTS=${BUILD_TEST} \
		-DONEDNN_ARCH_OPT_FLAGS="" \
		$(if $(filter riscv64,$(DEB_BUILD_ARCH)),-DONEDNN_CPU_RUNTIME=SEQ -DDNNL_TARGET_ARCH=RV64,)
		

override_dh_auto_test:
ifeq (,$(filter nocheck,$(DEB_BUILD_OPTIONS)))
ifeq ($(DEB_BUILD_ARCH), s390x)
# fails on some bf16 cases
	dh_auto_test || true
else ifeq ($(DEB_BUILD_ARCH), riscv64)
# disabled
	true
else
	dh_auto_test
endif
endif

execute_before_dh_auto_build:
	@echo 'blhc: ignore-line-regexp: \.S'

execute_before_dh_auto_install:
	mkdir -p debian/tmp/usr/lib/$(DEB_HOST_MULTIARCH)/cmake/mkldnn

override_dh_missing:
	dh_missing --fail-missing