From 70dfdcc7eb6a4a820533c2c0f58203f4f4ae6da4 Mon Sep 17 00:00:00 2001
From: Chris Patuzzo <chris@patuzzo.co.uk>
Date: Sat, 3 May 2014 01:36:42 +0100
Subject: If no port is specified, try to guess it from wildcards

Fix #197
---
 Arduino.mk | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

(limited to 'Arduino.mk')

diff --git a/Arduino.mk b/Arduino.mk
index e31bee7..a352628 100644
--- a/Arduino.mk
+++ b/Arduino.mk
@@ -866,8 +866,14 @@ ifeq ($(CURRENT_OS), WINDOWS)
     COM_PORT_ID = $(subst com,,$(MONITOR_PORT))
     COM_STYLE_MONITOR_PORT = com$(COM_PORT_ID)
     DEVICE_PATH = /dev/ttyS$(shell awk 'BEGIN{ print $(COM_PORT_ID) - 1 }')
-else
+endif
+
+ifdef ARDUINO_PORT
     DEVICE_PATH = $(MONITOR_PORT)
+else
+    # If no port is specified, try to guess it from wildcards.
+    DEVICE_PATH = $(firstword $(wildcard \
+			/dev/ttyACM? /dev/ttyUSB? /dev/tty.usbserial* /dev/tty.usbmodem*))
 endif
 
 # Returns the Arduino port (first wildcard expansion) if it exists, otherwise it errors.
-- 
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