SHELL = /bin/bash

REPOSITORY = https://github.com/gevent/gevent.git

check_env_vars:
ifdef OUTPUT_PATH
OUTPUT_PATH := ${OUTPUT_PATH}/gevent
else
	$(error OUTPUT_PATH is undefined)
endif

venv:
	python3 -m venv venv

repository:
	git clone ${REPOSITORY} repository

23.9.1: check_env_vars venv repository
	source venv/bin/activate
	cd repository
	git checkout tags/$@
	pip install .[docs]
	cd docs
	make clean dirhtml
	mkdir --parents "${OUTPUT_PATH}"
	cp --recursive _build/dirhtml "${OUTPUT_PATH}/$@"

22.10.2: check_env_vars venv repository
	source venv/bin/activate
	cd repository
	git checkout tags/$@
	pip install .[docs]
	# Lock version because it won't compile with sphin==6
	pip install "sphinx < 6" furo
	cd docs
	make clean dirhtml
	mkdir --parents "${OUTPUT_PATH}"
	cp --recursive _build/dirhtml "${OUTPUT_PATH}/$@"

.ONESHELL:
.SUFFIXES:
.PHONY:
.DELETE_ON_ERROR: