Makefile

#
#       Makefile
#
.POSIX:
.PHONY: all clean help

DATALAKE                := ./DATALAKE
DATA                    := ./DATA
MAP                     := ./MAP
FIG                     := ./FIG

$(MAP)/twalk_map.html: $(DATA)/stats.csv ./map.R
        @./map.R

## make $(DATA)/stats.csv: creates stats CSV
$(DATA)/stats.csv: $(DATA)/cardinal.csv ./stats.R
        @./stats.R

## make $(DATA)/cardinal.csv: creates OD cardinal CSV
$(DATA)/cardinal.csv: $(DATA)/filtered.csv ./cardinal.R
        @./cardinal.R

## make $(DATA)/filtered.csv: creates OD filtered CSV
$(DATA)/filtered.csv: ./demo.data.R
        @./demo.data.R

## make $(FIG)/vis.makefile.png: shows Makefile's DAG
$(FIG)/vis.makefile.png: ./Makefile
        @echo "Visulization of the project's DAG"
        @make -Bnd | make2graph | dot -Tpng -o $@
        @png2ff < $@ > $(FIG)/vis.makefile.ff

## make help: shows this message
help: Makefile
        @sed -n 's/^##//p' $<

## make clean: cleans all
clean:
        @rm -rf $(DATA)/*.*
        @rm -rf $(MAP)/*.*
        @rm -rf $(FIG)/*.*