DOC_BUILD_DIR := $(BUILD_DIR)/doc
DOCS := documentation
DOCUMENTS := $(DOCS:%=$(DOC_BUILD_DIR)/%.pdf)

DIAGRAMS_BUILD_DIR := $(DOC_BUILD_DIR)/diagrams
DIAGRAMS := device-semver-user device-semver-developer
IMAGES := $(DIAGRAMS:%=$(DIAGRAMS_BUILD_DIR)/%.pdf)

.PHONY: doc
doc: $(DOCUMENTS)

$(DOC_BUILD_DIR)/%.pdf: doc/%.tex $(IMAGES)
	mkdir -p $(dir $@)
	pdflatex -halt-on-error -output-directory $(DOC_BUILD_DIR) $<
	pdflatex -halt-on-error -output-directory $(DOC_BUILD_DIR) $<

$(DIAGRAMS_BUILD_DIR)/%.pdf: doc/diagrams/%.svg
	mkdir -p $(dir $@)
	inkscape -o $@ $<