SHELL:=/bin/bash

UBUNTU_VERSION ?= 2404
CODENAME ?= noble

VERSION:=3.3.2

build: $(CODENAME)/cppse-openexr_$(VERSION)_amd64.deb

$(CODENAME)/cppse-openexr_$(VERSION)_amd64.deb:
	mkdir -p $(CODENAME)
	make ubuntu$(UBUNTU_VERSION)

ubuntu$(UBUNTU_VERSION):
	git clone --branch v3.3.2 https://github.com/AcademySoftwareFoundation/openexr || true
	bash ../ubuntu$(UBUNTU_VERSION).sh make impl
	make package-ubuntu$(UBUNTU_VERSION)
	bash ../ubuntu$(UBUNTU_VERSION).sh chown $$(id -u):$$(id -g) . -R  # fix permissions

impl:
	switch-to-latest-clang
	apt-get update && apt-get install libz-dev -y && \
	pushd openexr && \
	mkdir build && pushd build && \
	CXX=$$(which c++) cmake -DBUILD_SHARED_LIBS=off -DCMAKE_INSTALL_PREFIX=$$PWD/openexr_out .. && \
	make -j $$(nproc) && \
	make install && \
	popd && \
	mkdir build2 && pushd build2 && \
	CXX=$$(which c++) cmake -DBUILD_SHARED_LIBS=on  -DCMAKE_INSTALL_PREFIX=$$PWD/openexr_out .. && \
	make -j $$(nproc) && \
	make install

package-ubuntu$(UBUNTU_VERSION):
	rm -rf out
	mkdir -p out/opt/cppse/build/openexr
	cp -prv openexr/build/openexr_out/* out/opt/cppse/build/openexr/
	cp -prv openexr/build2/openexr_out/lib/* out/opt/cppse/build/openexr/lib/
	rm -rf $(CODENAME)/cppse-openexr_*_amd64.deb
	# TODO: make sure all other debs are in noble.
	docker run -v "$$(pwd):/src/" rayburgemeestre/fpm-ubuntu:24.04 fpm -f -v $(VERSION) --iteration $(CODENAME) -s dir -t deb -n cppse-openexr --license MPL2 --maintainer "Ray Burgemeestre <ray@cppse.nl>" --description "openexr - build dependency" --url "https://github.com/AcademySoftwareFoundation/openexr" --deb-generate-changes -C /src/out
	cp -prv cppse-openexr_*_amd64.deb $(CODENAME)/

clean:
	rm -rf openexr
	rm -rf out

shell:
	FLAGS="-i --privileged" bash ../ubuntu$(UBUNTU_VERSION).sh /bin/bash