Makefile

SHELL									=		/bin/sh

RM										=		rm
ECHO									=		echo
COPY									=		cp

R										=		R
RSCRIPT									=		Rscript
ROPTS									=		--slave

RMD_FILENAME							=		simulations
HTML									=		$(RMD_FILENAME).html
PDF										=		$(RMD_FILENAME).pdf
MD										=		$(RMD_FILENAME).md

HTML_OUTPUT								=		html_document
PDF_OUTPUT								=		pdf_document
MD_OUTPUT								=		github_document

HTML_EXT								=		%.html : %.Rmd
PDF_EXT									=		%.pdf : %.Rmd
MD_EXT									=		%.md : %.Rmd

ALL_FILES								=		$(PDF)							\
												$(MD)							\
												$(HTML)

CLEAN_FILES								=		*_files/						\
												*_cache/						\
												$(PDF:.pdf=.synctex.gz)			\
												$(PDF:.pdf=.tex)

define cleanup
	-$(RM) -rf $(CLEAN_FILES)
	-$(RM) -f $(ALL_FILES)
endef

define rmarkdown_render
	$(R) $(ROPTS) -e "rmarkdown::render(input='$<', output_file='$@',					\
	output_format='$(1)')"
endef

.SILENT :
.PHONY : all clean

all : $(ALL_FILES)

clean :
	$(call cleanup)

$(HTML) : $(HTML_EXT)
	$(call rmarkdown_render,$(HTML_OUTPUT))

$(PDF) : $(PDF_EXT)
	$(call rmarkdown_render,$(PDF_OUTPUT))

$(MD) : $(MD_EXT)
	$(call rmarkdown_render,$(MD_OUTPUT))