# -*- makefile -*-

dir := doc

# You can set these variables from the command line.
SPHINXOPTS    := -q -c $(dir)
SPHINXBUILD   = sphinx-build
DOCBUILDDIR      := $(dir)/_build

prerst2man := python $(dir)/prerst2man.py
mkdocdeps := python $(dir)/mkdocdeps.py

# Internal variables.
ALLSPHINXOPTS   := -d $(DOCBUILDDIR)/doctrees $(SPHINXOPTS) $(dir)

.PHONY: sphinx-html sphinx-man sphinx-texinfo sphinx-info
.PHONY: rst2man

.PHONY: install-man build-man build-man-real

%.gz: %
	rm -f $@ && gzip --stdout $^ > $@

sphinx-html:
	$(SPHINXBUILD) -b html $(ALLSPHINXOPTS) $(DOCBUILDDIR)/html

sphinx-man:
	$(SPHINXBUILD) -b man $(ALLSPHINXOPTS) $(DOCBUILDDIR)/man

sphinx-texinfo:
	$(SPHINXBUILD) -b texinfo $(ALLSPHINXOPTS) $(DOCBUILDDIR)/texinfo

sphinx-info: sphinx-texinfo
	make -C $(DOCBUILDDIR)/texinfo info

# fallback target in case sphinx not installed
rst2man:
	$(prerst2man) $(DOCBUILDDIR)/.. $(DOCBUILDDIR)/man

-include $(dir)/docdeps.mk

MAN_GZIP_FILES := $(addsuffix .gz,${MAN_ROFF_FILES})

build-man-real: ${MAN_GZIP_FILES}

ifeq ($(HAVE_SPHINX),1)

${MAN_ROFF_FILES} : sphinx-man
build-man: build-man-real

else ifeq ($(HAVE_RST2MAN),1)

${MAN_ROFF_FILES} : rst2man
build-man: build-man-real

else

install-man:
	@echo "No sphinx or rst2man, will not install man pages."

endif




install-man: build-man
	mkdir -p "$(DESTDIR)$(mandir)/man1"
	mkdir -p "$(DESTDIR)$(mandir)/man5"
	mkdir -p "$(DESTDIR)$(mandir)/man7"
	install -m0644 $(DOCBUILDDIR)/man/*.1.gz $(DESTDIR)/$(mandir)/man1
	install -m0644 $(DOCBUILDDIR)/man/*.5.gz $(DESTDIR)/$(mandir)/man5
	install -m0644 $(DOCBUILDDIR)/man/*.7.gz $(DESTDIR)/$(mandir)/man7
	cd $(DESTDIR)/$(mandir)/man1 && ln -sf notmuch.1.gz notmuch-setup.1.gz


$(dir)/docdeps.mk: $(dir)/conf.py $(dir)/mkdocdeps.py
	$(mkdocdeps) $< $(DOCBUILDDIR) $@

CLEAN := $(CLEAN) $(DOCBUILDDIR) $(dir)/docdeps.mk