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

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

export DEB_HOST_MULTIARCH ?= $(shell dpkg-architecture -qDEB_HOST_MULTIARCH)

# Reduce debug info to workaround address space limitation
ifneq (,$(filter $(DEB_HOST_ARCH), mipsel))
    export DEB_CXXFLAGS_MAINT_APPEND += -g1
endif

export PYBUILD_NAME=grpcio

# Python building should use system libraries
export GRPC_BUILD_WITH_BORING_SSL_ASM = 0
export GRPC_PYTHON_BUILD_WITH_CYTHON = 1
export GRPC_PYTHON_BUILD_SYSTEM_OPENSSL = 1
export GRPC_PYTHON_BUILD_SYSTEM_ZLIB = 1
export GRPC_PYTHON_BUILD_SYSTEM_CARES = 1
export GRPC_PYTHON_BUILD_SYSTEM_RE2 = 1
export GRPC_PYTHON_ENABLE_DOCUMENTATION_BUILD = 1

# Ruby
export GEM2DEB_TEST_RUNNER = --check-dependencies
export DH_RUBY = --gem-install
export DH_RUBY_GEM_INSTALL_INCLUDE = platform_check.rb version.rb

export DH_RUBY_IGNORE_TESTS = all

BUILD_STATIC_DIR=$(CURDIR)/build-static/
BUILD_SHARED_DIR=$(CURDIR)/build-shared/

# -DCMAKE_BUILD_TYPE=Release
COMMON_BUILD_FLAGS= \
	-DgRPC_ABSL_PROVIDER=package \
	-DgRPC_CARES_PROVIDER=package \
	-DgRPC_BENCHMARK_PROVIDER=package \
	-DgRPC_PROTOBUF_PROVIDER=package \
	-DgRPC_RE2_PROVIDER=package \
	-DgRPC_SSL_PROVIDER=package \
	-DgRPC_ZLIB_PROVIDER=package \
	-DgRPC_BACKWARDS_COMPATIBILITY_MODE=OFF \
	-DgRPC_INSTALL_LIBDIR=lib/$(DEB_HOST_MULTIARCH) \
	-DgRPC_INSTALL_CMAKEDIR=lib/$(DEB_HOST_MULTIARCH)/cmake/grpc \
	-DgRPC_INSTALL_PKGCONFIGDIR=lib/$(DEB_HOST_MULTIARCH)/pkgconfig \
	-DgRPC_BUILD_GRPC_CPP_PLUGIN=ON \
	-DgRPC_BUILD_GRPC_CSHARP_PLUGIN=OFF \
	-DgRPC_BUILD_GRPC_NODE_PLUGIN=OFF \
	-DgRPC_BUILD_GRPC_OBJECTIVE_C_PLUGIN=OFF \
	-DgRPC_BUILD_GRPC_PHP_PLUGIN=ON \
	-DgRPC_BUILD_GRPC_PYTHON_PLUGIN=ON \
	-DgRPC_BUILD_GRPC_RUBY_PLUGIN=ON

export V=1

override_dh_auto_clean:
	$(RM) -r $(BUILD_STATIC_DIR)
	dh_auto_clean -O--buildsystem=cmake \
		-O--builddir=$(BUILD_SHARED_DIR)
	$(RM) $(CURDIR)/src/python/grpcio/grpc/_cython/cygrpc.*.so
	$(RM) -r $(CURDIR)/__pycache__/ \
		$(CURDIR)/src/python/grpcio/__pycache__/ \
		$(CURDIR)/python_build/ \
		$(CURDIR)/.pybuild/ \
		$(CURDIR)/src/python/grpcio/grpcio.egg-info/
	$(RM) $(CURDIR)/a.out

override_dh_auto_configure:
	mkdir -p $(CURDIR)/third_party/googletest/
	ln -s /usr/src/googletest/googlemock/ \
		$(CURDIR)/third_party/googletest/
	ln -s /usr/src/googletest/googletest/ \
		$(CURDIR)/third_party/googletest/

	dh_auto_configure -O--buildsystem=cmake \
		-O--builddir=$(BUILD_STATIC_DIR) -- \
		-DBUILD_SHARED_LIBS=OFF \
		-DgRPC_BUILD_TESTS=OFF \
		$(COMMON_BUILD_FLAGS)
	dh_auto_configure -O--buildsystem=cmake \
		-O--builddir=$(BUILD_SHARED_DIR) -- \
		-DBUILD_SHARED_LIBS=ON \
		-DgRPC_BUILD_TESTS=ON \
		$(COMMON_BUILD_FLAGS)
	dh_auto_configure -O--buildsystem=pybuild

override_dh_auto_build:
	dh_auto_build -O--buildsystem=cmake \
		-O--builddir=$(BUILD_STATIC_DIR)
	dh_auto_build -O--buildsystem=cmake \
		-O--builddir=$(BUILD_SHARED_DIR)
	dh_auto_build -O--buildsystem=pybuild -O--with=python3
	dh_auto_build -O--buildsystem=ruby

override_dh_auto_install:
	dh_auto_install -O--buildsystem=cmake \
		-O--builddir=$(BUILD_STATIC_DIR)
	dh_auto_install -O--buildsystem=cmake \
		-O--builddir=$(BUILD_SHARED_DIR)
	dh_auto_install -O--buildsystem=pybuild
	TOPDIR=$(CURDIR)/debian/tmp/usr/lib/$(DEB_HOST_MULTIARCH) \
		dh_auto_install -O--buildsystem=ruby
	find $(CURDIR)/debian/ruby-grpc -name ca.pem \
		-o -name server1.key -o -name server1.pem | xargs chmod a-x

%:
	dh $@ --builddir=$(BUILD_SHARED_DIR) --buildsystem=cmake \
		--with=python3

.PHONY: overide_dh_auto_clean override_dh_auto_configure \
	override_dh_auto_build override_dh_auto_install