# Przemoc's Makefile template for LaTeX docs

# FILES/DIRS

BIBDIR := bibl
TEXDIR := text
vpath %.latex $(TEXDIR)

TEXFILES := $(wildcard *.tex $(TEXDIR)/*.tex)
OUT := main.pdf

TEMPDIR := temp

# DYNAMIC

LOG = $(if $(TEMPDIR),$(TEMPDIR)/,)$(notdir $(<:.tex=.log))
ifneq ($(TEMPDIR),)
	override PDFTEXOPTS += -output-directory $(TEMPDIR)
	BYPRODUCTS := $(wildcard $(TEMPDIR)/*)
else
	BYPRODUCTS := $(TEXFILES:.tex=.aux) \
	              $(TEXFILES:.tex=.log) \
	              $(TEXFILES:.tex=.out) \
	              $(TEXFILES:.tex=.toc)
endif

# SETTINGS

BIBTEX := bibtex
PDFTEX := pdflatex
PDFTEXOPTS := -interaction nonstopmode -file-line-error

# ACTIONS

all: $(OUT)

.PHONY: all clean

$(OUT): $(TEXFILES)

$(OUT): $(if $(TEMPDIR), $(TEMPDIR) $(TEMPDIR)/$(TEXDIR) $(TEMPDIR)/$(BIBDIR))

$(TEMPDIR):
	mkdir -p $(TEMPDIR)

$(TEMPDIR)/$(TEXDIR):
	mkdir -p $(TEMPDIR)/$(TEXDIR)

$(TEMPDIR)/$(BIBDIR):
	mkdir -p $(TEMPDIR)/$(BIBDIR)

%.pdf: %.tex
	$(if $(TEMPDIR), \
		cp $(BIBDIR)/* $(TEMPDIR)/$(BIBDIR)/ \
	)
	$(RM) $(LOG)
	while ! test -f $(LOG) || grep -q 'Rerun to get cross-references right.' $(LOG); do \
		$(PDFTEX) $(PDFTEXOPTS) -draftmode $<; \
	done
	$(if $(TEMPDIR)$(BIBDIR), cd $(TEMPDIR)/ &&) $(BIBTEX) $(<:.tex=.aux)
	$(PDFTEX) $(PDFTEXOPTS) $<
	# cp+rm for Evince, autoreload is screwed if mv is used
	# Okular doesn't have a problem when dealing with rename(2)
	$(if $(TEMPDIR), \
		cp $(TEMPDIR)/$(notdir $@) .; \
		rm $(TEMPDIR)/$(notdir $@); \
	)

clean:
	$(RM) -r $(OUT) $(BYPRODUCTS)

FORCE: