[doc] add Makefile for doc subtree

1 files changed, 46 insertions, 0 deletions

diff --git a/doc/Makefile b/doc/Makefile
new file mode 100644
index 0000000..1ef7243
--- /dev/null
+++ b/doc/Makefile
@@ -0,0 +1,46 @@
+NAME				= luaotfload
+DOCPDF			= $(NAME).pdf
+DOCDTX			= $(NAME).dtx
+
+SCRIPTNAME	= luaotfload-tool
+MANSOURCE		= $(SCRIPTNAME).rst
+MANPAGE			= $(SCRIPTNAME).1
+
+GRAPH				= filegraph
+DOTPDF			= $(GRAPH).pdf
+DOT					= $(GRAPH).dot
+
+DOCS				= $(DOTPDF) $(DOCPDF) $(MANPAGE)
+
+DO_LATEXMK	= @latexmk -e '$$max_repeat = 5' -pdf -lualatex -silent $< >/dev/null
+# latexmk does only one run on my machine, so we’re not going to rely on it
+DO_LATEX		= @lualatex -interaction=batchmode $< >/dev/null
+DO_GRAPHVIZ	= @dot -Tpdf -o $@ $< > /dev/null
+DO_DOCUTILS	= @rst2man $< >$@ 2>/dev/null
+
+doc: graph $(DOCPDF)
+all: manual doc
+graph: $(DOTPDF)
+manual: $(MANPAGE)
+
+$(DOCPDF): $(DOCDTX)
+	@echo "creating PDF documentation ($(DOCPDF))"
+	$(DO_LATEX)
+	$(DO_LATEX)
+
+$(MANPAGE): $(MANSOURCE)
+	@echo "creating man page ($(MANPAGE))"
+	$(DO_DOCUTILS)
+
+$(DOTPDF): $(DOT)
+	@echo "creating file graph ($(DOTPDF))"
+	$(DO_GRAPHVIZ)
+
+.PHONY: clean mrproper
+
+clean:
+	@$(RM) -- *.log *.aux *.toc *.idx *.ind *.ilg *.out
+
+mrproper: clean
+	@$(RM) -- $(DOCS)
+