diff --git a/engine/wscript b/engine/wscript
index 93c1309c..58578030 100644
--- a/engine/wscript
+++ b/engine/wscript
@@ -14,10 +14,6 @@ def options(opt):
 		'--enable-bsp2', action = 'store_true', dest = 'SUPPORT_BSP2_FORMAT', default = False,
 		help = 'build engine with BSP2 map support(recommended for Quake, breaks compatibility!)')
 
-	grp.add_option(
-		'--single-binary', action = 'store_true', dest = 'SINGLE_BINARY', default = None,
-		help = 'build single "xash" binary instead of xash.dll/libxash.so (default for dedicated)')
-
 	grp.add_option(
 		'--stdin-input', action = 'store_true', dest = 'USE_SELECT', default = None,
 		help = 'enable console input from stdin (default for dedicated)')
@@ -38,10 +34,7 @@ def configure(conf):
 			conf.fatal('SDL2 not availiable! If you want to build dedicated server, specify --dedicated')
 		conf.env.append_unique('DEFINES', 'XASH_SDL')
 
-	if conf.options.SINGLE_BINARY == None:
-		conf.options.SINGLE_BINARY = conf.options.DEDICATED # We don't need game launcher on dedicated
-	conf.env.SINGLE_BINARY = conf.options.SINGLE_BINARY
-	if conf.options.SINGLE_BINARY:
+	if conf.env.SINGLE_BINARY:
 		conf.env.append_unique('DEFINES', 'SINGLE_BINARY')
 
 	if conf.options.USE_SELECT == None:
diff --git a/game_launch/wscript b/game_launch/wscript
index 2e650bc9..99608a83 100644
--- a/game_launch/wscript
+++ b/game_launch/wscript
@@ -10,22 +10,13 @@ from fwgslib import get_subproject_name
 top = '.'
 
 def options(opt):
-	# stub
 	return
 
 def configure(conf):
-	if conf.env.SINGLE_BINARY:
-		return
-	
-	# check for dedicated server build
-	if not conf.env.DEDICATED:
-		if conf.env.DEST_OS == 'win32':
-			conf.load('winres')
+	if conf.env.DEST_OS == 'win32':
+		conf.load('winres')
 
 def build(bld):
-	if bld.env.SINGLE_BINARY:
-		return
-
 	bld.load_envs()
 	bld.env = bld.all_envs[get_subproject_name(bld)]
 
diff --git a/mainui b/mainui
index 33e6e585..9acf8b75 160000
--- a/mainui
+++ b/mainui
@@ -1 +1 @@
-Subproject commit 33e6e585e875d91ae44b22d5425f1c38f2413741
+Subproject commit 9acf8b75d9d167ac63efd6db8f35c42a2d325082
diff --git a/vgui_support/wscript b/vgui_support/wscript
index 29d163d4..0cdc0b18 100644
--- a/vgui_support/wscript
+++ b/vgui_support/wscript
@@ -25,7 +25,7 @@ def options(opt):
 
 def configure(conf):
 	conf.env.NO_VGUI = conf.options.NO_VGUI
-	if conf.options.DEDICATED or conf.options.NO_VGUI:
+	if conf.options.NO_VGUI:
 		return
 
 	conf.start_msg('Configuring VGUI by provided path')
@@ -74,7 +74,7 @@ def build(bld):
 	bld.load_envs()
 	bld.env = bld.all_envs[get_subproject_name(bld)]
 
-	if bld.env.DEDICATED or bld.env.NO_VGUI:
+	if bld.env.NO_VGUI:
 		return
 
 	libs = []
diff --git a/wscript b/wscript
index 8ff7a82f..acf7642b 100644
--- a/wscript
+++ b/wscript
@@ -13,9 +13,29 @@ import fwgslib
 
 VERSION = '0.99'
 APPNAME = 'xash3d-fwgs'
-SUBDIRS = [ 'engine', 'game_launch', 'mainui', 'vgui_support' ]
 top = '.'
 
+class Subproject:
+	name      = ''
+	dedicated = True  # if true will be ignored when building dedicated server
+	singlebin = False # if true will be ignored when singlebinary is set
+	ignore    = False # if true will be ignored, set by user request
+
+	def __init__(self, name, dedicated=True, singlebin=False):
+		self.name = name
+		self.dedicated = dedicated
+		self.singlebin = singlebin
+
+SUBDIRS = [
+	Subproject('engine',      dedicated=False),
+	Subproject('game_launch', singlebin=True),
+	Subproject('mainui'),
+	Subproject('vgui_support'),
+]
+
+def subdirs():
+	return map(lambda x: x.name, SUBDIRS)
+
 def options(opt):
 	grp = opt.add_option_group('Common options')
 
@@ -27,6 +47,10 @@ def options(opt):
 		'--dedicated', action = 'store_true', dest = 'DEDICATED', default = False,
 		help = 'build Xash Dedicated Server(XashDS)')
 
+        grp.add_option(
+		'--single-binary', action = 'store_true', dest = 'SINGLE_BINARY', default = False,
+		help = 'build single "xash" binary instead of xash.dll/libxash.so (forced for dedicated)')
+
 	grp.add_option(
 		'--64bits', action = 'store_true', dest = 'ALLOW64', default = False,
 		help = 'allow targetting 64-bit engine')
@@ -35,11 +59,29 @@ def options(opt):
 		'--win-style-install', action = 'store_true', dest = 'WIN_INSTALL', default = False,
 		help = 'install like Windows build, ignore prefix, useful for development')
 
-	opt.recurse(SUBDIRS)
+	grp.add_option(
+		'--skip-subprojects', action='store', type = 'string', dest = 'SKIP_SUBDIRS', default=None,
+		help = 'don\'t recurse into specified subprojects. Current subdirs: ' + str(subdirs()))
+
+	for i in SUBDIRS:
+		if not os.path.isfile(os.path.join(i.name, 'wscript')):
+			# HACKHACK: this way we get warning message right in the help
+			# so this just becomes more noticeable
+			opt.add_option_group('Cannot find wscript in ' + i.name + '. You probably missed submodule update')
+		else: opt.recurse(i.name)
+
 	opt.load('xcompile compiler_cxx compiler_c')
 	if sys.platform == 'win32':
 		opt.load('msvc msvs')
 
+def set_ignored_subdirs(subdirs):
+	for i in SUBDIRS:
+		if i.ignore:
+			continue
+
+		if i.name in subdirs:
+			i.ignore = True
+
 def configure(conf):
 	conf.start_msg('Build type')
 	if conf.options.BUILD_TYPE == None:
@@ -50,6 +92,11 @@ def configure(conf):
 		conf.fatal('Invalid build type. Valid are "debug", "release" or "none"')
 	conf.end_msg(conf.options.BUILD_TYPE)
 
+	# skip some subdirectories, if requested
+	if conf.options.SKIP_SUBDIRS:
+		skip_subdirs = conf.options.SKIP_SUBDIRS.split(',')
+		set_ignored_subdirs(skip_subdirs)
+
 	# Force XP compability, all build targets should add
 	# subsystem=bld.env.MSVC_SUBSYSTEM
 	# TODO: wrapper around bld.stlib, bld.shlib and so on?
@@ -101,6 +148,8 @@ def configure(conf):
 	    linker_flags, conf.options.BUILD_TYPE, conf.env.COMPILER_CC))
 
 	conf.env.DEDICATED     = conf.options.DEDICATED
+	# we don't need game launcher on dedicated
+	conf.env.SINGLE_BINARY = conf.options.SINGLE_BINARY or conf.env.DEDICATED
 	if conf.env.DEST_OS == 'linux':
 		conf.check_cc( lib='dl' )
 
@@ -132,13 +181,32 @@ def configure(conf):
 	conf.env.append_unique('DEFINES', 'XASH_BUILD_COMMIT="{0}"'.format(conf.env.GIT_VERSION if conf.env.GIT_VERSION else 'notset'))
 
 	for i in SUBDIRS:
-		conf.setenv(i, conf.env) # derive new env from global one
-		conf.env.ENVNAME = i
-		conf.msg(msg='--> ' + i, result='in progress', color='BLUE')
+		if conf.env.SINGLE_BINARY and i.singlebin:
+			continue
+
+		if conf.env.DEDICATED and not i.dedicated:
+			continue
+
+		if i.ignore:
+			continue
+
+		conf.setenv(i.name, conf.env) # derive new env from global one
+		conf.env.ENVNAME = i.name
+		conf.msg(msg='--> ' + i.name, result='in progress', color='BLUE')
 		# configure in standalone env
-		conf.recurse(i)
-		conf.msg(msg='<-- ' + i, result='done', color='BLUE')
+		conf.recurse(i.name)
+		conf.msg(msg='<-- ' + i.name, result='done', color='BLUE')
 		conf.setenv('')
 
 def build(bld):
-	bld.recurse(SUBDIRS)
+	for i in SUBDIRS:
+		if bld.env.SINGLE_BINARY and i.singlebin:
+			continue
+
+		if bld.env.DEDICATED and not i.dedicated:
+			continue
+
+		if i.ignore:
+			continue
+
+		bld.recurse(i.name)