Index: tools/autogen.py
===================================================================
--- tools/autogen.py	(revision 36926786cdf31ca26201b1e160c68b3047be0430)
+++ tools/autogen.py	(revision 1b20da07baaa3e3c424f62c927274e676e4295cd)
@@ -1,5 +1,5 @@
 #!/usr/bin/env python
 #
-# Copyright (c) 2014 Jakub Jermar 
+# Copyright (c) 2014 Jakub Jermar
 # All rights reserved.
 #
@@ -29,5 +29,5 @@
 
 import sys
-import yaml 
+import yaml
 import re
 
@@ -67,5 +67,5 @@
 		if 'elements' in member.keys():
 			code = code + "\t%s %s[%d];\n" % (member['type'], member['name'], member['elements'])
-		else: 
+		else:
 			code = code + "\t%s %s;\n" % (member['type'], member['name'])
 	code = code + "} %s%s_t;" % (packed, struct['name'])
@@ -124,5 +124,5 @@
 def generate(struct, lines):
 	code = """
-/***************************************************************************** 
+/*****************************************************************************
  * AUTO-GENERATED FILE, DO NOT EDIT!!!
  * Generated by: tools/autogen.py
Index: tools/check.sh
===================================================================
--- tools/check.sh	(revision 36926786cdf31ca26201b1e160c68b3047be0430)
+++ tools/check.sh	(revision 1b20da07baaa3e3c424f62c927274e676e4295cd)
@@ -2,5 +2,5 @@
 
 #
-# Copyright (c) 2010 Jakub Jermar 
+# Copyright (c) 2010 Jakub Jermar
 # All rights reserved.
 #
@@ -54,5 +54,5 @@
 		if [ `echo $H | grep "^$D\/.*"`x != "x"  ];
 		then
-			continue 2 
+			continue 2
 		fi
 	done
Index: tools/config.py
===================================================================
--- tools/config.py	(revision 36926786cdf31ca26201b1e160c68b3047be0430)
+++ tools/config.py	(revision 1b20da07baaa3e3c424f62c927274e676e4295cd)
@@ -270,5 +270,5 @@
 # @param rules  Rules
 # @param start_index With which rule to start (initial call must specify 0 here).
-# @return True if able to find a valid configuration 
+# @return True if able to find a valid configuration
 def random_choices(config, rules, start_index):
 	"Fill the configuration with random (but valid) values."
@@ -278,5 +278,5 @@
 	varname, vartype, name, choices, cond = rules[start_index]
 
-	# First check that this rule would make sense	
+	# First check that this rule would make sense
 	if cond:
 		if not check_condition(cond, config, rules):
@@ -654,5 +654,5 @@
 		create_output(MAKEFILE, MACROS, config, rules)
 		
-		return 0	
+		return 0
 	
 	screen = xtui.screen_init()
Index: tools/mkext2.py
===================================================================
--- tools/mkext2.py	(revision 36926786cdf31ca26201b1e160c68b3047be0430)
+++ tools/mkext2.py	(revision 1b20da07baaa3e3c424f62c927274e676e4295cd)
@@ -127,5 +127,5 @@
 """
 
-class Filesystem:	
+class Filesystem:
 	def __init__(self, filename, block_groups, blocks_per_group, inodes_per_group, block_size, inode_size, reserved_inode_count):
 		"Initialize the filesystem writer"
@@ -215,5 +215,5 @@
 		gde.free_inode_count -= 1
 		if directory:
-			gde.directory_inode_count += 1		
+			gde.directory_inode_count += 1
 	
 	def seek_to_block(self, block, offset=0):
@@ -234,10 +234,10 @@
 		offset = (index % self.inodes_per_group) * self.inode_size
 		block = base_block + (offset // self.block_size)
-		self.seek_to_block(block, offset % self.block_size)	
+		self.seek_to_block(block, offset % self.block_size)
 	
 	def subtree_add(self, inode, parent_inode, dirpath, is_root=False):
 		"Recursively add files to the filesystem"
 		
-		dir_writer = DirWriter(inode)	
+		dir_writer = DirWriter(inode)
 		dir_writer.add(inode.as_dirent('.'))
 		dir_writer.add(parent_inode.as_dirent('..'))
@@ -454,5 +454,5 @@
 	
 		# Navigate through other levels
-		while level > 0:		
+		while level > 0:
 			assert offset_in_block < self.fs.block_ids_per_block
 			
@@ -490,5 +490,5 @@
 		"Write a piece of data (arbitrarily long) as the contents of the inode"
 		
-		data_pos = 0		
+		data_pos = 0
 		while data_pos < len(data):
 			bytes_remaining_in_block = self.fs.block_size - (self.pos % self.fs.block_size)
Index: tools/mktmpfs.py
===================================================================
--- tools/mktmpfs.py	(revision 36926786cdf31ca26201b1e160c68b3047be0430)
+++ tools/mktmpfs.py	(revision 1b20da07baaa3e3c424f62c927274e676e4295cd)
@@ -70,6 +70,6 @@
 	"Recursive directory walk"
 	
-	for item in listdir_items(root):		
-		if item.is_file:			
+	for item in listdir_items(root):
+		if item.is_file:
 			dentry = xstruct.create(DENTRY_FILE % len(item.name))
 			dentry.kind = TMPFS_FILE
Index: tools/travis.sh
===================================================================
--- tools/travis.sh	(revision 36926786cdf31ca26201b1e160c68b3047be0430)
+++ tools/travis.sh	(revision 1b20da07baaa3e3c424f62c927274e676e4295cd)
@@ -186,5 +186,5 @@
             "$HOME/helenos-harbours/hsct.sh" update || exit 1
 
-            FAILED_HARBOURS=""    
+            FAILED_HARBOURS=""
             for HARBOUR in $H_HARBOUR_LIST; do
                 "$HOME/helenos-harbours/hsct.sh" archive --no-deps "$HARBOUR" >"run-$HARBOUR.log" 2>&1
Index: tools/xstruct.py
===================================================================
--- tools/xstruct.py	(revision 36926786cdf31ca26201b1e160c68b3047be0430)
+++ tools/xstruct.py	(revision 1b20da07baaa3e3c424f62c927274e676e4295cd)
@@ -39,5 +39,5 @@
 
 # Ensure that 's' format for struct receives correct data type depending
-# on Python version (needed due to different way to encode into bytes) 
+# on Python version (needed due to different way to encode into bytes)
 ensure_string = \
 	(lambda value: value if type(value) is str else bytes(value)) \
@@ -66,5 +66,5 @@
 		                 (varname, str(type(value)), str(vartype)))
 	if value < varmin or value > varmax:
-		raise ValueError('Variable "%s" value %s out of range %s..%s' % 
+		raise ValueError('Variable "%s" value %s out of range %s..%s' %
 		                 (varname, repr(value), repr(varmin), repr(varmax)))
 
@@ -88,5 +88,5 @@
 					value = ensure_string(value)
 				check_range(variable, fmt, value)
-				args.append(value)		
+				args.append(value)
 		return struct.pack(self._format_, *args)