From 280d4ebfd032b1e3e1e593e4c632a6dda91aca2b Mon Sep 17 00:00:00 2001
From: gregor herrmann <gregor@toastfreeware.priv.at>
Date: Mon, 26 Oct 2020 03:25:27 +0100
Subject: [PATCH] add Makefile target to massage log data

---
 Makefile | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/Makefile b/Makefile
index dd82311..7a650c1 100644
--- a/Makefile
+++ b/Makefile
@@ -2,3 +2,16 @@ BOARD_TAG=uno
 MONITOR_PORT=/dev/ttyACM0
 # ARDUINO_SKETCHBOOK=~/sketchbook
 include /usr/share/arduino/Arduino.mk
+
+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 's/ O: /,/g' $@
+	perl -ni -e 'BEGIN{$$i=0}; print if ($$_ !~ /CO2/ || $$i == 0); $$i++;' $@
+
+.PHONY: log.csv
-- 
2.39.5