src_dir := ./src
docs_dir := ./docs
tests_dir := ./tests
build_dir := ./build
docs_build_dir := ./build/docs

.PHONY: help tests docs

all: man

help:
	@echo Usage: make TARGET
	@echo
	@echo Available targets:
	@echo
	@echo 'help	print this help message'
	@echo 'test	run tests from $(tests_dir)'
	@echo 'lint	run shellcheck'
	@echo 'man	build manual pages from $(docs_dir)'
	@echo
	@echo See README.md for more info.

test:
	# See bats(1), https://bats-core.readthedocs.io/en/latest/index.html
	for test in $(tests_dir)/*.bats; do \
		bats --verbose-run --print-output-on-failure "$$test"; \
	done

lint:
	shellcheck $(src_dir)/boring-backup
	shellcheck $(src_dir)/lib/*.sh
	shellcheck $(src_dir)/lib/handlers/sources/*.sh
	shellcheck $(src_dir)/lib/handlers/targets/*.sh

man: build_dir
	# See rst2man(1), rst2html(1),
	# https://docutils.sourceforge.io/docs/index.html
	rst2man $(docs_dir)/boring-backup.ru.1.rst \
		> $(docs_build_dir)/boring-backup.ru.1
	sed -e 's/.SH NAME/.SH ИМЯ/' \
		-e 's/.SH AUTHOR/.SH АВТОРЫ/' \
		-e 's/.SH COPYRIGHT/.SH АВТОРСКИЕ ПРАВА/' \
		-i $(docs_build_dir)/boring-backup.ru.1
	gzip -9 $(docs_build_dir)/boring-backup.ru.1

build_dir:
	mkdir -p $(build_dir)
	mkdir -p $(docs_build_dir)