Remove trailing whitespace from the Makefile.

arduino-mk/Arduino.mk

@@ -6,7 +6,7 @@
 # Copyright (C) 2010,2011,2012 Martin Oldfield <m@mjo.tc>, based on
 # work that is copyright Nicholas Zambetti, David A. Mellis & Hernando
 # Barragan.
-# 
+#
 # This file is free software; you can redistribute it and/or modify it
 # under the terms of the GNU Lesser General Public License as
 # published by the Free Software Foundation; either version 2.1 of the
@@ -39,13 +39,13 @@
 #
 #         0.6  22.vi.2011  M J Oldfield
 #                          - added ard-parse-boards supports
-#                          - added -lc to linker opts, 
+#                          - added -lc to linker opts,
 #                            on Fabien Le Lez's advice
 #
 #         0.7  12.vii.2011 M J Oldfield
 #                          - moved -lm to the end of linker opts,
 #	                     to solve Frank Knopf's problem;
-#                          - added -F to stty opts: Craig Hollabaugh 
+#                          - added -F to stty opts: Craig Hollabaugh
 #	                     reckons it's good for Ubuntu
 #
 #         0.8  12.ii.2012  M J Oldfield
@@ -72,12 +72,12 @@
 #                            defined (ex Peplin)
 #                          - Added a monitor target which talks to the
 #                            Arduino serial port (Peplin's suggestion)
-#                          - Rejigged PATH calculations for general 
+#                          - Rejigged PATH calculations for general
 #                            tidiness (ex Peplin)
 #                          - Moved the reset target to Perl for
 #                            clarity and better error handling (ex
 #                            Daniele Vergini)
-#                      
+#
 ########################################################################
 #
 # PATHS YOU NEED TO SET UP
@@ -90,7 +90,7 @@
 # 1. Things which are included in this distribution e.g. ard-parse-boards
 #    => ARDMK_DIR
 #
-# 2. Things which are always in the Arduino distribution e.g. 
+# 2. Things which are always in the Arduino distribution e.g.
 #    boards.txt, libraries, &c.
 #    => ARDUINO_DIR
 #
@@ -114,13 +114,13 @@
 #   ARDMK_DIR     = /usr/local
 #   AVR_TOOLS_DIR = /usr
 #
-# You can either set these up in the Makefile, or put them in your 
+# You can either set these up in the Makefile, or put them in your
 # environment e.g. in your .bashrc
 #
 # If you don't install the ard-... binaries to /usr/local/bin, but
 # instead copy them to e.g. /home/mjo/arduino.mk/bin then set
 #   ARDML_DIR = /home/mjo/arduino.mk
-# 
+#
 ########################################################################
 #
 # DEPENDENCIES
@@ -148,7 +148,7 @@
 #
 #    ARDUINO_LIBS - A list of any libraries used by the sketch (we
 #                   assume these are in
-#                   $(ARDUINO_DIR)/hardware/libraries 
+#                   $(ARDUINO_DIR)/hardware/libraries
 #
 #    ARDUINO_PORT - The port where the Arduino can be found (only needed
 #                   when uploading
@@ -182,7 +182,7 @@
 # SERIAL MONITOR
 #
 # The serial monitor just invokes the GNU screen program with suitable
-# options. For more information see screen (1) and search for 
+# options. For more information see screen (1) and search for
 # 'character special device'.
 #
 # The really useful thing to know is that ^A-k gets you out!
@@ -207,7 +207,7 @@
 # 1. Things which are included in this distribution e.g. ard-parse-boards
 #    => ARDMK_DIR
 #
-# 2. Things which are always in the Arduino distribution e.g. 
+# 2. Things which are always in the Arduino distribution e.g.
 #    boards.txt, libraries, &c.
 #    => ARDUINO_DIR
 #
@@ -232,7 +232,7 @@
 #   AVR_TOOLS_DIR = /usr
 #
 #
-#  
+#
 #
 ########################################################################
 #
@@ -246,7 +246,7 @@
 #
 # You might also need to set the fuse bits, but typically they'll be
 # read from boards.txt, based on the BOARD_TAG variable:
-#     
+#
 #     ISP_LOCK_FUSE_PRE  = 0x3f
 #     ISP_LOCK_FUSE_POST = 0xcf
 #     ISP_HIGH_FUSE      = 0xdf
@@ -255,7 +255,7 @@
 #
 # I think the fuses here are fine for uploading to the ATmega168
 # without bootloader.
-# 
+#
 # To actually do this upload use the ispload target:
 #
 #    make ispload
@@ -264,7 +264,7 @@
 ########################################################################
 
 ########################################################################
-# 
+#
 # Default TARGET to cwd (ex Daniele Vergini)
 ifndef TARGET
 TARGET  = $(notdir $(CURDIR))
@@ -661,19 +661,19 @@ raw_upload:	$(TARGET_HEX)
 		$(AVRDUDE) $(AVRDUDE_COM_OPTS) $(AVRDUDE_ARD_OPTS) \
 			-U flash:w:$(TARGET_HEX):i
 
-reset:		
+reset:
 		$(RESET_CMD) $(ARD_PORT)
 
 # stty on MacOS likes -F, but on Debian it likes -f redirecting
 # stdin/out appears to work but generates a spurious error on MacOS at
 # least. Perhaps it would be better to just do it in perl ?
-reset_stty:		
+reset_stty:
 		for STTYF in 'stty -F' 'stty --file' 'stty -f' 'stty <' ; \
 		  do $$STTYF /dev/tty >/dev/null 2>/dev/null && break ; \
 		done ;\
 		$$STTYF $(ARD_PORT)  hupcl ;\
 		(sleep 0.1 || sleep 1)     ;\
-		$$STTYF $(ARD_PORT) -hupcl 
+		$$STTYF $(ARD_PORT) -hupcl
 
 ispload:	$(TARGET_HEX)
 		$(AVRDUDE) $(AVRDUDE_COM_OPTS) $(AVRDUDE_ISP_OPTS) -e \
@@ -695,7 +695,7 @@ depends:	$(DEPS)
 size:		$(OBJDIR) $(TARGET_HEX)
 		$(SIZE) $(TARGET_HEX)
 
-show_boards:	
+show_boards:
 		$(PARSE_BOARD_CMD) --boards
 
 monitor: