rules

#!/usr/bin/make -f

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

export DEB_BUILD_MAINT_OPTIONS = hardening=+all

DEB_HOST_MULTIARCH ?= $(shell dpkg-architecture -qDEB_HOST_MULTIARCH)
# where Debian's node looks for arch-specific (native) modules
NODE_MODULE_DIR = usr/lib/$(DEB_HOST_MULTIARCH)/nodejs/libcec

%:
	dh $@ --with python3

override_dh_auto_configure:
	dh_auto_configure -- -DENABLE_DOTNET_LIB=1 \
		-DENABLE_RUST_LIB=1 \
		-DDISABLE_BUILDINFO=1 \
		-DCMAKE_BUILD_RPATH_USE_ORIGIN=ON \
		-DHAVE_LINUX_API=1 \
		-DHAVE_EXYNOS_API=1 \
		-DHAVE_AOCEC_API=1

# The Rust binding needs no step of its own: it has no crate dependencies, so
# cmake's ENABLE_RUST_LIB builds it --offline against the library in the build
# tree and installs the crate sources under /usr/share/cargo/registry. That is
# why it can use the cmake option where the Node binding cannot - npm would want
# the network.
override_dh_auto_install:
	dh_auto_install
	# Build the Node.js binding against the just-staged libCEC. node-gyp builds
	# it (not cmake's ENABLE_NODE_LIB, which uses npm and would need network);
	# PKG_CONFIG_SYSROOT_DIR makes pkg-config resolve the freshly-installed
	# headers/lib under debian/tmp, and the addon links the SONAME (libcec.so.8)
	# with no staging path baked in, so it resolves from /usr/lib at runtime.
	cd src/nodejs && \
		HOME=$(CURDIR)/debian/nodejs-home \
		PKG_CONFIG_SYSROOT_DIR=$(CURDIR)/debian/tmp \
		PKG_CONFIG_PATH=$(CURDIR)/debian/tmp/usr/lib/$(DEB_HOST_MULTIARCH)/pkgconfig \
		node-gyp rebuild --nodedir=/usr/include/nodejs
	# stage the module tree where Debian's node resolves it
	mkdir -p debian/tmp/$(NODE_MODULE_DIR)/lib \
	         debian/tmp/$(NODE_MODULE_DIR)/build/Release
	cp -a src/nodejs/lib/*.js          debian/tmp/$(NODE_MODULE_DIR)/lib/
	cp -a src/nodejs/package.json      debian/tmp/$(NODE_MODULE_DIR)/
	cp -a src/nodejs/README.md         debian/tmp/$(NODE_MODULE_DIR)/
	cp -a src/nodejs/build/Release/cec_native.node \
	                                   debian/tmp/$(NODE_MODULE_DIR)/build/Release/