Removing trailing spaces and tabs on lines within the premake4 Lua scripts

(purely cosmetic)

--HG--
branch : WDS-build

12 files changed, 200 insertions, 203 deletions

diff --git a/src/base/action.lua b/src/base/action.lua
index 6adbcad..80bfce4 100644
--- a/src/base/action.lua
+++ b/src/base/action.lua
@@ -12,14 +12,14 @@
 --
 
 	premake.action.list = { }
-	
+
 
 --
 -- Register a new action.
 --
 -- @param a
 --    The new action object.
--- 
+--
 
 	function premake.action.add(a)
 		-- validate the action object, at least a little bit
@@ -29,13 +29,13 @@
 				missing = field
 			end
 		end
-		
+
 		if (missing) then
 			error("action needs a " .. missing, 3)
 		end
 
 		-- add it to the master list
-		premake.action.list[a.trigger] = a		
+		premake.action.list[a.trigger] = a
 	end
 
 
@@ -60,7 +60,7 @@
 				end
 			end
 		end
-		
+
 		if a.execute then
 			a.execute()
 		end
@@ -77,8 +77,8 @@
 	function premake.action.current()
 		return premake.action.get(_ACTION)
 	end
-	
-	
+
+
 --
 -- Retrieve an action by name.
 --
@@ -104,7 +104,7 @@
 			table.insert(keys, action.trigger)
 		end
 		table.sort(keys)
-		
+
 		local i = 0
 		return function()
 			i = i + 1
diff --git a/src/base/bake.lua b/src/base/bake.lua
index 9276af8..20aad72 100644
--- a/src/base/bake.lua
+++ b/src/base/bake.lua
@@ -2,8 +2,8 @@
 -- base/bake.lua
 --
 -- Takes all the configuration information provided by the project scripts
--- and stored in the solution->project->block hierarchy and flattens it all 
--- down into one object per configuration. These objects are cached with the 
+-- and stored in the solution->project->block hierarchy and flattens it all
+-- down into one object per configuration. These objects are cached with the
 -- project, and can be retrieved by calling the getconfig() or eachconfig().
 --
 -- Copyright (c) 2008-2011 Jason Perkins and the Premake project
@@ -15,7 +15,7 @@
 
 -- do not copy these fields into the configurations
 
-	local nocopy = 
+	local nocopy =
 	{
 		blocks    = true,
 		keywords  = true,
@@ -25,11 +25,11 @@
 
 -- do not cascade these fields from projects to configurations
 
-	local nocascade = 
+	local nocascade =
 	{
 		makesettings = true,
 	}
-		
+
 -- leave these paths as absolute, rather than converting to project relative
 
 	local keeprelative =
@@ -47,7 +47,7 @@
 
 	function premake.getactiveterms()
 		local terms = { _action = _ACTION:lower(), os = os.get() }
-		
+
 		-- add option keys or values
 		for key, value in pairs(_OPTIONS) do
 			if value ~= "" then
@@ -56,15 +56,15 @@
 				table.insert(terms, key:lower())
 			end
 		end
-		
+
 		return terms
 	end
-	
-	
+
+
 --
 -- Test a single configuration block keyword against a list of terms.
 -- The terms are a mix of key/value pairs. The keyword is tested against
--- the values; on a match, the corresponding key is returned. This 
+-- the values; on a match, the corresponding key is returned. This
 -- enables testing for required values in iskeywordsmatch(), below.
 --
 
@@ -73,7 +73,7 @@
 		if keyword:startswith("not ") then
 			return not premake.iskeywordmatch(keyword:sub(5), terms)
 		end
-		
+
 		for _, pattern in ipairs(keyword:explode(" or ")) do
 			for termkey, term in pairs(terms) do
 				if term:match(pattern) == term then
@@ -82,9 +82,9 @@
 			end
 		end
 	end
-	
-	
-		
+
+
+
 --
 -- Checks a set of configuration block keywords against a list of terms.
 -- The required flag is used by the file configurations: only blocks
@@ -104,7 +104,7 @@
 				hasrequired = true
 			end
 		end
-		
+
 		if terms.required and not hasrequired then
 			return false
 		else
@@ -125,15 +125,15 @@
 	local function adjustpaths(location, obj)
 		function adjustpathlist(list)
 			for i, p in ipairs(list) do
-				list[i] = path.getrelative(location, p) 
+				list[i] = path.getrelative(location, p)
 			end
 		end
-		
+
 		for name, value in pairs(obj) do
 			local field = premake.fields[name]
 			if field and value and not keeprelative[name] then
 				if field.kind == "path" then
-					obj[name] = path.getrelative(location, value) 
+					obj[name] = path.getrelative(location, value)
 				elseif field.kind == "dirlist" or field.kind == "filelist" then
 					adjustpathlist(value)
 				elseif field.kind == "keypath" then
@@ -144,8 +144,8 @@
 			end
 		end
 	end
-	
-	
+
+
 
 --
 -- Merge all of the fields from one object into another. String values are overwritten,
@@ -173,13 +173,13 @@
 		end
 		return tbl
 	end
-	
+
 	local function mergeobject(dest, src)
 		-- if there's nothing to add, quick out
-		if not src then 
-			return 
+		if not src then
+			return
 		end
-		
+
 		for fieldname, value in pairs(src) do
 			if not nocopy[fieldname] then
 				-- fields that are included in the API are merged...
@@ -190,7 +190,7 @@
 					else
 						dest[fieldname] = value
 					end
-				
+
 				-- ...everything else is just copied as-is
 				else
 					dest[fieldname] = value
@@ -198,8 +198,8 @@
 			end
 		end
 	end
-	
-	
+
+
 
 --
 -- Merges the settings from a solution's or project's list of configuration blocks,
@@ -228,33 +228,33 @@
 		if pltname ~= "Native" then
 			key = key .. pltname
 		end
-		
+
 		-- add the configuration and platform to the block filter terms
 		terms.config = (cfgname or ""):lower()
 		terms.platform = pltname:lower()
-		
+
 		-- build the configuration base by merging the solution and project level settings
 		local cfg = {}
 		mergeobject(cfg, basis[key])
 		adjustpaths(obj.location, cfg)
 		mergeobject(cfg, obj)
-		
+
 		-- add `kind` to the filter terms
-		if (cfg.kind) then 
+		if (cfg.kind) then
 			terms['kind']=cfg.kind:lower()
 		end
-		
+
 		-- now add in any blocks that match the filter terms
 		for _, blk in ipairs(obj.blocks) do
 			if (premake.iskeywordsmatch(blk.keywords, terms))then
 				mergeobject(cfg, blk)
-				if (cfg.kind and not cfg.terms.kind) then 
+				if (cfg.kind and not cfg.terms.kind) then
 					cfg.terms['kind'] = cfg.kind:lower()
 					terms['kind'] = cfg.kind:lower()
 				end
 			end
 		end
-		
+
 		-- package it all up and add it to the result set
 		cfg.name      = cfgname
 		cfg.platform  = pltname
@@ -263,9 +263,9 @@
 		end
 		dest[key] = cfg
 	end
-	
-	
-		
+
+
+
 --
 -- Collapse a solution or project object down to a canonical set of configuration settings,
 -- keyed by configuration block/platform pairs, and taking into account the current
@@ -283,15 +283,15 @@
 	local function collapse(obj, basis)
 		local result = {}
 		basis = basis or {}
-		
+
 		-- find the solution, which contains the configuration and platform lists
 		local sln = obj.solution or obj
 
-		-- build a set of configuration filter terms; only those configuration blocks 
+		-- build a set of configuration filter terms; only those configuration blocks
 		-- with a matching set of keywords will be included in the merged results
 		local terms = premake.getactiveterms()
 
-		-- build a project-level configuration. 
+		-- build a project-level configuration.
 		merge(result, obj, basis, terms)--this adjusts terms
 
 		-- now build configurations for each build config/platform pair
@@ -305,7 +305,7 @@
 				end
 			end
 		end
-		
+
 		return result
 	end
 
@@ -322,12 +322,12 @@
 
 	local function builduniquedirs()
 		local num_variations = 4
-		
+
 		-- Start by listing out each possible object directory for each configuration.
 		-- Keep a count of how many times each path gets used across the session.
 		local cfg_dirs = {}
 		local hit_counts = {}
-		
+
 		for sln in premake.solution.each() do
 			for _, prj in ipairs(sln.projects) do
 				for _, cfg in pairs(prj.__configs) do
@@ -338,7 +338,7 @@
 					dirs[3] = path.join(dirs[2], cfg.name)
 					dirs[4] = path.join(dirs[3], cfg.project.name)
 					cfg_dirs[cfg] = dirs
-					
+
 					-- configurations other than the root should bias toward a more
 					-- description path, including the platform or config name
 					local start = iif(cfg.name, 2, 1)
@@ -350,7 +350,7 @@
 				end
 			end
 		end
-		
+
 		-- Now assign an object directory to each configuration, skipping those
 		-- that are in use somewhere else in the session
 		for sln in premake.solution.each() do
@@ -366,10 +366,10 @@
 					cfg.objectsdir = path.getrelative(cfg.location, dir)
 				end
 			end
-		end		
-		
+		end
+
 	end
-	
+
 
 
 --
@@ -393,24 +393,24 @@
 
 				end
 			end
-		end		
+		end
 	end
-		
+
   	local function getCfgKind(cfg)
   		if(cfg.kind) then
   			return cfg.kind;
   		end
-  		
+
   		if(cfg.project.__configs[""] and cfg.project.__configs[""].kind) then
   			return cfg.project.__configs[""].kind;
   		end
-  		
+
   		return nil
   	end
-  
+
   	local function getprojrec(dstArray, foundList, cfg, cfgname, searchField, bLinkage)
   		if(not cfg) then return end
-  		
+
   		local foundUsePrjs = {};
   		for _, useName in ipairs(cfg[searchField]) do
   			local testName = useName:lower();
@@ -426,7 +426,7 @@
   						end
   					end
   				end
-  
+
   				--Must connect to a usage project.
   				if(theUseProj) then
   					foundList[testName] = true;
@@ -441,7 +441,7 @@
   				end
   			end
   		end
-  		
+
   		for _, usePrj in ipairs(foundUsePrjs) do
   			--Links can only recurse through static libraries.
   			if((searchField ~= "links") or
@@ -451,7 +451,7 @@
   			end
   		end
   	end
-  
+
   --
   -- This function will recursively get all projects that the given configuration has in its "uses"
   -- field. The return values are a list of tables. Each table in that list contains the following:
@@ -469,27 +469,27 @@
   		local dstArray = {};
   		local foundList = {};
   		foundList[cfg.project.name:lower()] = true;
-  
+
   		--First, follow the uses recursively.
   		getprojrec(dstArray, foundList, cfg, cfgname, "uses", false);
-  		
+
   		--Next, go through all of the usage projects and recursively get their links.
   		--But only if they're not already there. Get the links as linkage-only.
   		local linkArray = {};
   		for prjName, prjEntry in pairs(dstArray) do
-  			getprojrec(linkArray, foundList, prjEntry.usageProj.__configs[cfgname], cfgname, 
+  			getprojrec(linkArray, foundList, prjEntry.usageProj.__configs[cfgname], cfgname,
   				"links", true);
   		end
-  		
+
   		--Copy from linkArray into dstArray.
   		for prjName, prjEntry in pairs(linkArray) do
   			dstArray[prjName] = prjEntry;
   		end
-  		
+
   		return dstArray;
   	end
-  	
-  	
+
+
   	local function isnameofproj(cfg, strName)
   		local sln = cfg.project.solution;
   		local strTest = strName:lower();
@@ -498,18 +498,18 @@
   				return true;
   			end
   		end
-  		
+
   		return false;
   	end
-	
-	
+
+
   --
   -- Copies the field from dstCfg to srcCfg.
   --
   	local function copydependentfield(srcCfg, dstCfg, strSrcField)
   		local srcField = premake.fields[strSrcField];
   		local strDstField = strSrcField;
-  		
+
   		if type(srcCfg[strSrcField]) == "table" then
   			--handle paths.
   			if (srcField.kind == "dirlist" or srcField.kind == "filelist") and
@@ -543,8 +543,8 @@
   			end
   		end
   	end
-  	
-	
+
+
   --
   -- This function will take the list of project entries and apply their usage project data
   -- to the given configuration. It will copy compiling information for the projects that are
@@ -552,15 +552,15 @@
   -- the source project is not a static library. It won't copy linking information
   -- if the project is in this solution; instead it will add that project to the configuration's
   -- links field, expecting that Premake will handle the rest.
-  --	
+  --
   	local function copyusagedata(cfg, cfgname, linkToProjs)
   		local myPrj = cfg.project;
   		local bIsStaticLib = (getCfgKind(cfg) == "StaticLib");
-  		
+
   		for prjName, prjEntry in pairs(linkToProjs) do
   			local srcPrj = prjEntry.usageProj;
   			local srcCfg = srcPrj.__configs[cfgname];
-  
+
   			for name, field in pairs(premake.fields) do
   				if(srcCfg[name]) then
   					if(field.usagecopy) then
@@ -577,7 +577,7 @@
   					end
   				end
   			end
-  
+
   			if((not bIsStaticLib) and prjEntry.proj) then
   				table.insert(cfg.links, prjEntry.proj.name);
   			end
@@ -588,9 +588,9 @@
 --
 -- Main function, controls the process of flattening the configurations.
 --
-		
+
 	function premake.bake.buildconfigs()
-	
+
 		-- convert project path fields to be relative to project location
 		for sln in premake.solution.each() do
 			for _, prj in ipairs(sln.projects) do
@@ -602,9 +602,9 @@
 			end
 			sln.location = sln.location or sln.basedir
 		end
-		
+
 		-- collapse configuration blocks, so that there is only one block per build
-		-- configuration/platform pair, filtered to the current operating environment		
+		-- configuration/platform pair, filtered to the current operating environment
 		for sln in premake.solution.each() do
 			local basis = collapse(sln)
 			for _, prj in ipairs(sln.projects) do
@@ -613,8 +613,8 @@
 					bake.postprocess(prj, cfg)
 				end
 			end
-		end	
-		
+		end
+
 		-- This loop finds the projects that a configuration is connected to
 		-- via its "uses" field. It will then copy any usage project information from that
 		-- usage project to the configuration in question.
@@ -627,7 +627,7 @@
 					end
 				end
 			end
-		end		
+		end
 
 		-- Remove all usage projects.
 		for sln in premake.solution.each() do
@@ -637,20 +637,20 @@
 					table.insert(removeList, 1, index); --Add in reverse order.
 				end
 			end
-			
+
 			for _, index in ipairs(removeList) do
 				table.remove(sln.projects, index);
 			end
 		end
-		
+
 		-- assign unique object directories to each configuration
 		builduniquedirs()
-		
+
 		-- walk it again and build the targets and unique directories
 		buildtargets(cfg)
 
 	end
-	
+
 
 --
 -- Post-process a project configuration, applying path fix-ups and other adjustments
@@ -666,10 +666,10 @@
 		cfg.project   = prj
 		cfg.shortname = premake.getconfigname(cfg.name, cfg.platform, true)
 		cfg.longname  = premake.getconfigname(cfg.name, cfg.platform)
-		
+
 		-- set the project location, if not already set
 		cfg.location = cfg.location or cfg.basedir
-		
+
 		-- figure out the target system
 		local platform = premake.platforms[cfg.platform]
 		if platform.iscrosscompiler then
@@ -677,12 +677,12 @@
 		else
 			cfg.system = os.get()
 		end
-		
+
 		-- adjust the kind as required by the target system
 		if cfg.kind == "SharedLib" and platform.nosharedlibs then
 			cfg.kind = "StaticLib"
 		end
-		
+
 		-- remove excluded files from the file list
 		local files = { }
 		for _, fname in ipairs(cfg.files) do
@@ -691,14 +691,14 @@
 				excluded = (fname == exclude)
 				if (excluded) then break end
 			end
-						
+
 			if (not excluded) then
 				table.insert(files, fname)
 			end
 		end
 		cfg.files = files
 
-		-- fixup the data		
+		-- fixup the data
 		for name, field in pairs(premake.fields) do
 			-- re-key flag fields for faster lookups
 			if field.isflags then
diff --git a/src/base/cmdline.lua b/src/base/cmdline.lua
index 5bfe02d..0dda002 100644
--- a/src/base/cmdline.lua
+++ b/src/base/cmdline.lua
@@ -9,7 +9,7 @@
 -- Built-in command line options
 --
 
-	newoption 
+	newoption
 	{
 		trigger     = "cc",
 		value       = "VALUE",
@@ -38,13 +38,13 @@
 		value       = "FILE",
 		description = "Read FILE as a Premake script; default is 'premake4.lua'"
 	}
-	
+
 	newoption
 	{
 		trigger     = "help",
 		description = "Display this information"
 	}
-		
+
 	newoption
 	{
 		trigger     = "os",
@@ -75,14 +75,14 @@
 			{ "xbox360",     "Xbox 360 (experimental)" },
 		}
 	}
-	
+
 	newoption
 	{
 		trigger     = "scripts",
 		value       = "path",
 		description = "Search for additional scripts on the given path"
 	}
-	
+
 	newoption
 	{
 		trigger     = "version",
@@ -94,4 +94,3 @@
 		trigger     = "generate_user",
 		description = "Generate (and remove when cleaning) .user VStudio files"
 	}
-	
\ No newline at end of file
diff --git a/src/base/config.lua b/src/base/config.lua
index 4be034a..949da97 100644
--- a/src/base/config.lua
+++ b/src/base/config.lua
@@ -11,7 +11,7 @@
 	local config = premake.config
 
 
--- 
+--
 -- Determine if a configuration represents a "debug" or "release" build.
 -- This controls the runtime library selected for Visual Studio builds
 -- (and might also be useful elsewhere).
@@ -32,10 +32,10 @@
 
 --
 -- Determines if this configuration can be linked incrementally.
--- 
-	
+--
+
 	function premake.config.isincrementallink(cfg)
-		if cfg.kind == "StaticLib" 
+		if cfg.kind == "StaticLib"
 				or config.isoptimizedbuild(cfg.flags)
 				or cfg.flags.NoIncrementalLink then
 			return false
@@ -45,11 +45,11 @@
 
 
 --
--- Determine if this configuration uses one of the optimize flags. 
--- Optimized builds get different treatment, such as full linking 
+-- Determine if this configuration uses one of the optimize flags.
+-- Optimized builds get different treatment, such as full linking
 -- instead of incremental.
 --
-	
+
 	function premake.config.isoptimizedbuild(flags)
 		return flags.Optimize or flags.OptimizeSize or flags.OptimizeSpeed
 	end
diff --git a/src/base/globals.lua b/src/base/globals.lua
index 99c8ac7..a0253b9 100644
--- a/src/base/globals.lua
+++ b/src/base/globals.lua
@@ -3,43 +3,43 @@
 -- Global tables and variables, replacements and extensions to Lua's global functions.
 -- Copyright (c) 2002-2009 Jason Perkins and the Premake project
 --
-	
-	
+
+
 -- A top-level namespace for support functions
 
 	premake = { }
-	
+
 
 -- The list of supported platforms; also update list in cmdline.lua
 
-	premake.platforms = 
+	premake.platforms =
 	{
-		Native = 
-		{ 
+		Native =
+		{
 			cfgsuffix       = "",
 		},
-		x32 = 
-		{ 
+		x32 =
+		{
 			cfgsuffix       = "32",
 		},
-		x64 = 
-		{ 
+		x64 =
+		{
 			cfgsuffix       = "64",
 		},
-		Universal = 
-		{ 
+		Universal =
+		{
 			cfgsuffix       = "univ",
 		},
-		Universal32 = 
-		{ 
+		Universal32 =
+		{
 			cfgsuffix       = "univ32",
 		},
-		Universal64 = 
-		{ 
+		Universal64 =
+		{
 			cfgsuffix       = "univ64",
 		},
-		PS3 = 
-		{ 
+		PS3 =
+		{
 			cfgsuffix       = "ps3",
 			iscrosscompiler = true,
 			nosharedlibs    = true,
@@ -51,8 +51,8 @@
 			iscrosscompiler = true,
 			namestyle       = "PS3",
 		},
-		Xbox360 = 
-		{ 
+		Xbox360 =
+		{
 			cfgsuffix       = "xbox360",
 			iscrosscompiler = true,
 			namestyle       = "windows",
@@ -83,14 +83,14 @@
 		-- use the absolute path to the script file, to avoid any file name
 		-- ambiguity if an error should arise
 		_SCRIPT = path.getabsolute(fname)
-		
+
 		-- switch the working directory to the new script location
 		local newcwd = path.getdirectory(_SCRIPT)
 		os.chdir(newcwd)
-		
+
 		-- run the chunk. How can I catch variable return values?
 		local a, b, c, d, e, f = builtin_dofile(_SCRIPT)
-		
+
 		-- restore the previous working directory when done
 		_SCRIPT = oldfile
 		os.chdir(oldcwd)
@@ -110,9 +110,9 @@
 			return falseval
 		end
 	end
-	
-	
-	
+
+
+
 --
 -- A shortcut for including another "premake4.lua" file, often used for projects.
 --
@@ -131,14 +131,14 @@
 		print(string.format(msg, unpack(arg)))
 	end
 
-	
-		
+
+
 --
 -- An extension to type() to identify project object types by reading the
 -- "__type" field from the metatable.
 --
 
-	local builtin_type = type	
+	local builtin_type = type
 	function type(t)
 		local mt = getmetatable(t)
 		if (mt) then
@@ -148,4 +148,3 @@
 		end
 		return builtin_type(t)
 	end
-	
\ No newline at end of file
diff --git a/src/base/help.lua b/src/base/help.lua
index 2235826..7998ff3 100644
--- a/src/base/help.lua
+++ b/src/base/help.lua
@@ -6,7 +6,7 @@
 
 
 	function premake.showhelp()
-	
+
 		-- display the basic usage
 		printf("Premake %s, a build script generator", _PREMAKE_VERSION)
 		printf(_PREMAKE_COPYRIGHT)
@@ -15,7 +15,7 @@
 		printf("Usage: premake4 [options] action [arguments]")
 		printf("")
 
-		
+
 		-- display all options
 		printf("OPTIONS")
 		printf("")
@@ -24,8 +24,8 @@
 			local description = option.description
 			if (option.value) then trigger = trigger .. "=" .. option.value end
 			if (option.allowed) then description = description .. "; one of:" end
-			
-			printf(" --%-15s %s", trigger, description) 
+
+			printf(" --%-15s %s", trigger, description)
 			if (option.allowed) then
 				for _, value in ipairs(option.allowed) do
 					printf("     %-14s %s", value[1], value[2])
@@ -45,7 +45,7 @@
 
 		-- see more
 		printf("For additional information, see http://industriousone.com/premake")
-		
+
 	end
 
 
diff --git a/src/base/io.lua b/src/base/io.lua
index b694adf..164647e 100644
--- a/src/base/io.lua
+++ b/src/base/io.lua
@@ -6,16 +6,16 @@
 
 
 --
--- Prepare to capture the output from all subsequent calls to io.printf(), 
+-- Prepare to capture the output from all subsequent calls to io.printf(),
 -- used for automated testing of the generators.
 --
 
 	function io.capture()
 		io.captured = ''
 	end
-	
-	
-	
+
+
+
 --
 -- Returns the captured text and stops capturing.
 --
@@ -25,8 +25,8 @@
 		io.captured = nil
 		return captured
 	end
-	
-	
+
+
 --
 -- Open an overload of the io.open() function, which will create any missing
 -- subdirectories in the filename if "mode" is set to writeable.
@@ -48,7 +48,7 @@
 
 
 
--- 
+--
 -- A shortcut for printing formatted output to an output stream.
 --
 
@@ -66,7 +66,7 @@
 		else
 			s = string.format(msg, unpack(arg))
 		end
-		
+
 		if io.captured then
 			io.captured = io.captured .. s .. io.eol
 		else
diff --git a/src/base/solution.lua b/src/base/solution.lua
index 5094ede..5d69c5f 100644
--- a/src/base/solution.lua
+++ b/src/base/solution.lua
@@ -25,12 +25,12 @@
 		-- add to master list keyed by both name and index
 		table.insert(premake.solution.list, sln)
 		premake.solution.list[name] = sln
-			
+
 		-- attach a type descriptor
 		setmetatable(sln, { __type="solution" })
 
 		sln.name           = name
-		sln.basedir        = os.getcwd()			
+		sln.basedir        = os.getcwd()
 		sln.projects       = { }
 		sln.blocks         = { }
 		sln.configurations = { }
@@ -106,7 +106,7 @@
 		-- the global (not configuration specific) settings collapsed
 		local prj = sln.projects[idx]
 		local cfg = premake.getconfig(prj)
-		
+
 		-- root configuration doesn't have a name; use the project's
 		cfg.name = prj.name
 		return cfg
diff --git a/src/base/string.lua b/src/base/string.lua
index 56fae4d..4163f72 100644
--- a/src/base/string.lua
+++ b/src/base/string.lua
@@ -8,7 +8,7 @@
 --
 -- Returns an array of strings, each of which is a substring of s
 -- formed by splitting on boundaries formed by `pattern`.
--- 
+--
 
 	function string.explode(s, pattern, plain)
 		if (pattern == '') then return false end
@@ -21,7 +21,7 @@
 		table.insert(arr, s:sub(pos))
 		return arr
 	end
-	
+
 
 
 --
@@ -36,7 +36,7 @@
 		until (not next)
 		if (curr > 0) then
 			return curr
-		end	
+		end
 	end
 
 
diff --git a/src/base/table.lua b/src/base/table.lua
index 3076cb0..93cae03 100644
--- a/src/base/table.lua
+++ b/src/base/table.lua
@@ -3,7 +3,7 @@
 -- Additions to Lua's built-in table functions.
 -- Copyright (c) 2002-2008 Jason Perkins and the Premake project
 --
-	
+
 
 --
 -- Returns true if the table contains the specified value.
@@ -17,8 +17,8 @@
 		end
 		return false
 	end
-	
-		
+
+
 --
 -- Enumerates an array of objects and returns a new table containing
 -- only the value of one particular field.
@@ -31,8 +31,8 @@
 		end
 		return result
 	end
-	
-	
+
+
 
 --
 -- Flattens a hierarchy of tables into a single array containing all
@@ -41,7 +41,7 @@
 
 	function table.flatten(arr)
 		local result = { }
-		
+
 		local function flatten(arr)
 			for _, v in ipairs(arr) do
 				if type(v) == "table" then
@@ -51,7 +51,7 @@
 				end
 			end
 		end
-		
+
 		flatten(arr)
 		return result
 	end
@@ -75,7 +75,7 @@
 
 --
 -- Inserts a value of array of values into a table. If the value is
--- itself a table, its contents are enumerated and added instead. So 
+-- itself a table, its contents are enumerated and added instead. So
 -- these inputs give these outputs:
 --
 --   "x" -> { "x" }
@@ -154,7 +154,7 @@
 		end
 		return result
 	end
-	
+
 
 
 --
@@ -177,5 +177,4 @@
 		end
 		return result
 	end
-	
-		
\ No newline at end of file
+
diff --git a/src/base/tree.lua b/src/base/tree.lua
index 73c85af..d4947f8 100644
--- a/src/base/tree.lua
+++ b/src/base/tree.lua
@@ -43,7 +43,7 @@
 		if p == "." then
 			return tr
 		end
-		
+
 		-- Look for the immediate parent for this new node, creating it if necessary.
 		-- Recurses to create as much of the tree as necessary.
 		local parentnode = tree.add(tr, path.getdirectory(p), onaddfunc)
@@ -53,7 +53,7 @@
 		if childname == ".." then
 			return parentnode
 		end
-		
+
 		-- Create the child if necessary. If two children with the same name appear
 		-- at the same level, make sure they have the same path to prevent conflicts
 		-- i.e. ../Common and ../../Common can both appear at the top of the tree
@@ -66,7 +66,7 @@
 				onaddfunc(childnode)
 			end
 		end
-		
+
 		return childnode
 	end
 
@@ -176,32 +176,32 @@
 
 		-- process an individual node
 		donode = function(node, fn, depth)
-			if node.isremoved then 
-				return 
+			if node.isremoved then
+				return
 			end
 
-			if fn.onnode then 
-				fn.onnode(node, depth) 
+			if fn.onnode then
+				fn.onnode(node, depth)
 			end
-			
+
 			if #node.children > 0 then
 				if fn.onbranchenter then
 					fn.onbranchenter(node, depth)
 				end
-				if fn.onbranch then 
-					fn.onbranch(node, depth) 
+				if fn.onbranch then
+					fn.onbranch(node, depth)
 				end
 				dochildren(node, fn, depth + 1)
 				if fn.onbranchexit then
 					fn.onbranchexit(node, depth)
 				end
 			else
-				if fn.onleaf then 
-					fn.onleaf(node, depth) 
+				if fn.onleaf then
+					fn.onleaf(node, depth)
 				end
 			end
 		end
-		
+
 		-- this goofy iterator allows nodes to be removed during the traversal
 		dochildren = function(parent, fn, depth)
 			local i = 1
@@ -213,7 +213,7 @@
 				end
 			end
 		end
-		
+
 		-- set a default initial traversal depth, if one wasn't set
 		if not initialdepth then
 			initialdepth = 0
diff --git a/src/base/validate.lua b/src/base/validate.lua
index 0274186..82f235f 100644
--- a/src/base/validate.lua
+++ b/src/base/validate.lua
@@ -6,32 +6,32 @@
 
 
 --
--- Performs a sanity check of all of the solutions and projects 
+-- Performs a sanity check of all of the solutions and projects
 -- in the session to be sure they meet some minimum requirements.
 --
 
 	function premake.checkprojects()
 		local action = premake.action.current()
-		
+
 		for sln in premake.solution.each() do
-		
+
 			-- every solution must have at least one project
 			if (#sln.projects == 0) then
 				return nil, "solution '" .. sln.name .. "' needs at least one project"
 			end
-			
+
 			-- every solution must provide a list of configurations
 			if (#sln.configurations == 0) then
 				return nil, "solution '" .. sln.name .. "' needs configurations"
 			end
-			
+
 			for prj in premake.solution.eachproject(sln) do
 
 				-- every project must have a language
 				if (not prj.language) then
 					return nil, "project '" ..prj.name .. "' needs a language"
 				end
-				
+
 				-- and the action must support it
 				if (action.valid_languages) then
 					if (not table.contains(action.valid_languages, prj.language)) then
@@ -39,29 +39,29 @@
 					end
 				end
 
-				for cfg in premake.eachconfig(prj) do								
-					
+				for cfg in premake.eachconfig(prj) do
+
 					-- every config must have a kind
 					if (not cfg.kind) then
 						return nil, "project '" ..prj.name .. "' needs a kind in configuration '" .. cfg.name .. "'"
 					end
-				
+
 					-- and the action must support it
 					if (action.valid_kinds) then
 						if (not table.contains(action.valid_kinds, cfg.kind)) then
 							return nil, "the " .. action.shortname .. " action does not support " .. cfg.kind .. " projects"
 						end
 					end
-					
+
 				end
-				
+
 				-- some actions have custom validation logic
 				if action.oncheckproject then
 					action.oncheckproject(prj)
 				end
-				
+
 			end
-		end		
+		end
 		return true
 	end
 
@@ -73,10 +73,10 @@
 
 	function premake.checktools()
 		local action = premake.action.current()
-		if (not action.valid_tools) then 
-			return true 
+		if (not action.valid_tools) then
+			return true
 		end
-		
+
 		for tool, values in pairs(action.valid_tools) do
 			if (_OPTIONS[tool]) then
 				if (not table.contains(values, _OPTIONS[tool])) then
@@ -86,6 +86,6 @@
 				_OPTIONS[tool] = values[1]
 			end
 		end
-		
+
 		return true
 	end