and for other script as well

dist/ArduinoSlave/burn.sh

@@ -1,11 +1,46 @@
 #!/bin/bash
 
+MAC_TOOLS_HOME=/Applications/Arduino.app/Contents/Resources/Java/hardware/tools/avr
+
+# Look for avrdude
+if [ ! $AVRDUDE]; then
+    if [ `which avrdude` ]; then
+	echo "Using default avrdude installed on system."
+	AVRDUDE=`which avrdude`
+    elif [ -a ${MAC_TOOLS_HOME}/bin/avrdude ]; then
+	echo "Found an avrdude installation in the default Mac Arduino location."
+	AVRDUDE=${MAC_TOOLS_HOME}/bin/avrdude
+	AD_CONF=${MAC_TOOLS_HOME}/etc/avrdude.conf
+    else
+	echo "Couldn't find a valid AVRDUDE installation.  Try setting the"
+	echo "AVRDUDE environment variable to the location of your AVRDUDE"
+	echo "installation.  You may also need to set the AD_CONF variable"
+	echo "to the location of your avrdude.conf file, if your installation"
+	echo "of AVRDUDE doesn't support USBTinyISP out of the box."
+	exit 1
+    fi
+fi
+
+FIRMWARE=ArduinoSlaveExtruder-v1.6+BL
+
+while true; do
+    echo "Press ENTER to upload $FIRMWARE"
+    read
+    if [ $AD_CONF ]; then
+	CONF_FLAGS="-C $AD_CONF "
+    fi
+    # Burn lock bits and fuses
+    $AVRDUDE $CONF_FLAGS -v -pm168 -cusbtiny -e -Ulock:w:0x3F:m -Uefuse:w:0x00:m -Uhfuse:w:0xdd:m -Ulfuse:w:0xff:m 
+    # Burn firmware
+    $AVRDUDE $CONF_FLAGS -v -pm168 -cusbtiny -Uflash:w:./ArduinoSlaveExtruder-v1.6+BL.hex:i -Ulock:w:0x0F:m
+done
+
+#!/bin/bash
+
 while true; do
     echo "Press ENTER to upload"
     read
     # Burn lock bits and fuses
-    avrdude -v -pm168 -cusbtiny -e -Ulock:w:0x3F:m -Uefuse:w:0x00:m -Uhfuse:w:0xdd:m -Ulfuse:w:0xff:m 
-    avrdude -v -pm168 -cusbtiny -Uflash:w:./ArduinoSlaveExtruder-v1.6+BL.hex:i -Ulock:w:0x0F:m
 done