+
+all: $(CURDIR)
+
+# log is the result of
+# annotate-output ./log_mhz19.py -d /dev/ttyACM3 | tee -a log
+# and we want log.csv for plot_mhz19.py
+log.csv: log
+ cp $< $@
+ fromdos $@
+ sed -i -e '/Started/ d' -e '/Finished/ d' -e '/error: / d' -e '/-[0-9]/ d' -e 's/ O: /,/g' $@
+ perl -ni -e 'BEGIN{$$i=0}; print if ($$_ !~ /CO2/ || $$i == 0); $$i++;' $@
+
+STARTDATE=$(shell date "+%F" --date @$$(stat --format "%Y" $$(find -name "log-*.gz" | sort | tail -n 1)))
+plot: log.csv
+ ./plot_mhz19.py --startdate $(STARTDATE) $<
+
+.PHONY: log.csv plot