cmd/audio-player/looper: added make file

cmd/audio-player/looper/Makefile

@@ -0,0 +1,41 @@
+# Install rc.local file
+USER := $(shell whoami)
+PATH := /usr/local/go/bin:$(PATH)
+
+.SILENT:copy_files
+.SILENT:hard_copy_files
+.SILENT:clean
+
+install: as_root copy_files build
+	@echo "Install complete" 
+
+install_hard: as_root hard_copy_files build
+	@echo "Install complete" 
+
+as_root:
+ifneq ($(USER),root)
+	$(error Must run as superuser!)
+endif
+
+copy_files:
+	if [ -f /etc/rc.local ] ; then \
+		echo "/etc/rc.local left unmodified" ; \
+	else \
+		cp rc.local /etc; \
+	fi
+
+hard_copy_files:
+	if [ -f /etc/rc.local ] ; then \
+		echo "Backed up rc.local to /etc/rc.local.bak" ; \
+		cp /etc/rc.local /etc/rc.local.bak ; \
+	fi
+	cp -f rc.local /etc
+
+build:
+	if grep -q 'Raspberry Pi 3' '/proc/device-tree/model'; then \
+		echo "Compiling for Raspberry pi 3";\
+		go build -tags pi3;\
+	else \
+		echo "Compiling for Raspberry pi 0";\
+		go build -tags pi0;\
+	fi

cmd/audio-player/looper/README.md

@@ -10,24 +10,12 @@
   $sudo nano main.go
 - chage file variable at top of function to be wav file that you have put onto the pi (hint: spc command to put a new file on the pi)
 - Build using $ go build -tags pi0 or $ go build -tags pi3
-- edit rc.local to run looper at boot
-  $sudo nano /etc/rc.local
-- paste this in after comments but before 'exit 0': -----------------------------------------------------------
-
-exec 2> /tmp/rc.local.log      # send stderr from rc.local to a log file
-exec 1>&2                      # send stdout to the same log file
-printf "rc.local started"      # show start of execution
-set -x                         # tell sh to display commands before execution
-
-PLAYERPATH=/home/pi/go/src/bitbucket.org/ausocean/av/cmd/audio-player/looper
-cd $PLAYERPATH
-
-./looper &
------------------------------------------------------------------------------------------------------------------
+- run makefile
+  $sudo make install_hard
   $systemctl enable rc-local
   $sudo systemctl start rc-local.service
 - after starting the service the looping should start straight away
-
+cmd/audio-player/looper:
 # Useful commands:
 	$cat /tmp/rc.local.log
 	$sudo systemctl status rc-local.service