#! /usr/bin/env python
# encoding: utf-8
# WARNING! Do not edit! https://waf.io/book/index.html#_obtaining_the_waf_file

import os,sys,re,traceback
from waflib import Utils,Logs,Options,Errors
from waflib.TaskGen import after_method,feature
from waflib.Configure import conf
from waflib.Tools import ccroot,c,cxx,ar
g_msvc_systemlibs='''
aclui activeds ad1 adptif adsiid advapi32 asycfilt authz bhsupp bits bufferoverflowu cabinet
cap certadm certidl ciuuid clusapi comctl32 comdlg32 comsupp comsuppd comsuppw comsuppwd comsvcs
credui crypt32 cryptnet cryptui d3d8thk daouuid dbgeng dbghelp dciman32 ddao35 ddao35d
ddao35u ddao35ud delayimp dhcpcsvc dhcpsapi dlcapi dnsapi dsprop dsuiext dtchelp
faultrep fcachdll fci fdi framedyd framedyn gdi32 gdiplus glauxglu32 gpedit gpmuuid
gtrts32w gtrtst32hlink htmlhelp httpapi icm32 icmui imagehlp imm32 iphlpapi iprop
kernel32 ksguid ksproxy ksuser libcmt libcmtd libcpmt libcpmtd loadperf lz32 mapi
mapi32 mgmtapi minidump mmc mobsync mpr mprapi mqoa mqrt msacm32 mscms mscoree
msdasc msimg32 msrating mstask msvcmrt msvcurt msvcurtd mswsock msxml2 mtx mtxdm
netapi32 nmapinmsupp npptools ntdsapi ntdsbcli ntmsapi ntquery odbc32 odbcbcp
odbccp32 oldnames ole32 oleacc oleaut32 oledb oledlgolepro32 opends60 opengl32
osptk parser pdh penter pgobootrun pgort powrprof psapi ptrustm ptrustmd ptrustu
ptrustud qosname rasapi32 rasdlg rassapi resutils riched20 rpcndr rpcns4 rpcrt4 rtm
rtutils runtmchk scarddlg scrnsave scrnsavw secur32 sensapi setupapi sfc shell32
shfolder shlwapi sisbkup snmpapi sporder srclient sti strsafe svcguid tapi32 thunk32
traffic unicows url urlmon user32 userenv usp10 uuid uxtheme vcomp vcompd vdmdbg
version vfw32 wbemuuid  webpost wiaguid wininet winmm winscard winspool winstrm
wintrust wldap32 wmiutils wow32 ws2_32 wsnmp32 wsock32 wst wtsapi32 xaswitch xolehlp
'''.split()
all_msvc_platforms=[('x64','amd64'),('x86','x86'),('ia64','ia64'),('arm64','arm64'),('x86_amd64','amd64'),('x86_ia64','ia64'),('x86_arm','arm'),('x86_arm64','arm64'),('amd64_x86','x86'),('amd64_arm','arm'),('amd64_arm64','arm64'),('arm64_amd64','amd64'),('arm64_x86','x86')]
all_icl_platforms=[('intel64','amd64'),('em64t','amd64'),('ia32','x86')]
def options(opt):
	default_ver=''
	vsver=os.getenv('VSCMD_VER')
	if vsver:
		m=re.match(r'(^\d+\.\d+).*',vsver)
		if m:
			default_ver='msvc %s'%m.group(1)
	opt.add_option('--msvc_version',type=str,help='msvc version, eg: "msvc 10.0,msvc 9.0"',default=default_ver)
	opt.add_option('--msvc_targets',type=str,help='msvc targets, eg: "x64,arm"',default='')
	opt.add_option('--msvc_prerelease',action='store_true',help='include prerelease MSVC versions in detection',default=False,dest='msvc_prerelease')
	opt.add_option('--no-msvc-lazy',action='store_false',help='lazily check msvc target environments',default=True,dest='msvc_lazy')
class MSVCVersion(object):
	def __init__(self,ver):
		m=re.search(r'^(.*)\s+(\d+[.]\d+)',ver)
		if m:
			self.name=m.group(1)
			self.number=tuple(int(i)for i in m.group(2).split('.'))
		else:
			self.name=ver
			self.number=tuple()
	def __lt__(self,other):
		if self.number==other.number:
			return self.name<other.name
		return self.number<other.number
@conf
def setup_msvc(conf,versiondict):
	platforms=getattr(Options.options,'msvc_targets','').split(',')
	if platforms==['']:
		platforms=Utils.to_list(conf.env.MSVC_TARGETS)or[i for i,j in all_msvc_platforms+all_icl_platforms]
	desired_versions=getattr(Options.options,'msvc_version','').split(',')
	if desired_versions==['']:
		desired_versions=conf.env.MSVC_VERSIONS or list(sorted(versiondict.keys(),key=MSVCVersion,reverse=True))
	lazy_detect=getattr(Options.options,'msvc_lazy',True)
	if conf.env.MSVC_LAZY_AUTODETECT is False:
		lazy_detect=False
	if not lazy_detect:
		for val in versiondict.values():
			for arch in list(val.keys()):
				cfg=val[arch]
				cfg.evaluate()
				if not cfg.is_valid:
					del val[arch]
		conf.env.MSVC_INSTALLED_VERSIONS=versiondict
	for version in desired_versions:
		Logs.debug('msvc: detecting %r - %r',version,desired_versions)
		try:
			targets=versiondict[version]
		except KeyError:
			continue
		seen=set()
		for arch in platforms:
			if arch in seen:
				continue
			else:
				seen.add(arch)
			try:
				cfg=targets[arch]
			except KeyError:
				continue
			cfg.evaluate()
			if cfg.is_valid:
				compiler,revision=version.rsplit(' ',1)
				return compiler,revision,cfg.bindirs,cfg.incdirs,cfg.libdirs,cfg.cpu
	conf.fatal('msvc: Impossible to find a valid architecture for building %r - %r'%(desired_versions,list(versiondict.keys())))
@conf
def get_msvc_version(conf,compiler,version,target,vcvars):
	Logs.debug('msvc: get_msvc_version: %r %r %r',compiler,version,target)
	try:
		conf.msvc_cnt+=1
	except AttributeError:
		conf.msvc_cnt=1
	batfile=conf.bldnode.make_node('waf-print-msvc-%d.bat'%conf.msvc_cnt)
	batfile.write("""@echo off
set INCLUDE=
set LIB=
call "%s" %s
echo PATH=%%PATH%%
echo INCLUDE=%%INCLUDE%%
echo LIB=%%LIB%%;%%LIBPATH%%
"""%(vcvars,target))
	sout=conf.cmd_and_log(['cmd.exe','/E:on','/V:on','/C',batfile.abspath()],stdin=getattr(Utils.subprocess,'DEVNULL',None))
	lines=sout.splitlines()
	if not lines[0]:
		lines.pop(0)
	MSVC_PATH=MSVC_INCDIR=MSVC_LIBDIR=None
	for line in lines:
		if line.startswith('PATH='):
			path=line[5:]
			MSVC_PATH=path.split(';')
		elif line.startswith('INCLUDE='):
			MSVC_INCDIR=[i for i in line[8:].split(';')if i]
		elif line.startswith('LIB='):
			MSVC_LIBDIR=[i for i in line[4:].split(';')if i]
	if None in(MSVC_PATH,MSVC_INCDIR,MSVC_LIBDIR):
		conf.fatal('msvc: Could not find a valid architecture for building (get_msvc_version_3)')
	env=dict(os.environ)
	env.update(PATH=path)
	compiler_name,linker_name,lib_name=_get_prog_names(conf,compiler)
	cxx=conf.find_program(compiler_name,path_list=MSVC_PATH)
	if'CL'in env:
		del(env['CL'])
	try:
		conf.cmd_and_log(cxx+['/help'],env=env)
	except UnicodeError:
		st=traceback.format_exc()
		if conf.logger:
			conf.logger.error(st)
		conf.fatal('msvc: Unicode error - check the code page?')
	except Exception as e:
		Logs.debug('msvc: get_msvc_version: %r %r %r -> failure %s',compiler,version,target,str(e))
		conf.fatal('msvc: cannot run the compiler in get_msvc_version (run with -v to display errors)')
	else:
		Logs.debug('msvc: get_msvc_version: %r %r %r -> OK',compiler,version,target)
	finally:
		conf.env[compiler_name]=''
	return(MSVC_PATH,MSVC_INCDIR,MSVC_LIBDIR)
def gather_msvc_detected_versions():
	version_pattern=re.compile(r'^(\d\d?\.\d\d?)(Exp)?$')
	detected_versions=[]
	for vcver,vcvar in(('VCExpress','Exp'),('VisualStudio','')):
		prefix='SOFTWARE\\Wow6432node\\Microsoft\\'+vcver
		try:
			all_versions=Utils.winreg.OpenKey(Utils.winreg.HKEY_LOCAL_MACHINE,prefix)
		except OSError:
			prefix='SOFTWARE\\Microsoft\\'+vcver
			try:
				all_versions=Utils.winreg.OpenKey(Utils.winreg.HKEY_LOCAL_MACHINE,prefix)
			except OSError:
				continue
		index=0
		while 1:
			try:
				version=Utils.winreg.EnumKey(all_versions,index)
			except OSError:
				break
			index+=1
			match=version_pattern.match(version)
			if match:
				versionnumber=float(match.group(1))
			else:
				continue
			detected_versions.append((versionnumber,version+vcvar,prefix+'\\'+version))
	def fun(tup):
		return tup[0]
	detected_versions.sort(key=fun)
	return detected_versions
class target_compiler(object):
	def __init__(self,ctx,compiler,cpu,version,bat_target,bat,callback=None):
		self.conf=ctx
		self.name=None
		self.is_valid=False
		self.is_done=False
		self.compiler=compiler
		self.cpu=cpu
		self.version=version
		self.bat_target=bat_target
		self.bat=bat
		self.callback=callback
	def evaluate(self):
		if self.is_done:
			return
		self.is_done=True
		try:
			vs=self.conf.get_msvc_version(self.compiler,self.version,self.bat_target,self.bat)
		except Errors.ConfigurationError:
			self.is_valid=False
			return
		if self.callback:
			vs=self.callback(self,vs)
		self.is_valid=True
		(self.bindirs,self.incdirs,self.libdirs)=vs
	def __str__(self):
		return str((self.compiler,self.cpu,self.version,self.bat_target,self.bat))
	def __repr__(self):
		return repr((self.compiler,self.cpu,self.version,self.bat_target,self.bat))
@conf
def gather_wsdk_versions(conf,versions):
	version_pattern=re.compile(r'^v..?.?\...?.?')
	try:
		all_versions=Utils.winreg.OpenKey(Utils.winreg.HKEY_LOCAL_MACHINE,'SOFTWARE\\Wow6432node\\Microsoft\\Microsoft SDKs\\Windows')
	except OSError:
		try:
			all_versions=Utils.winreg.OpenKey(Utils.winreg.HKEY_LOCAL_MACHINE,'SOFTWARE\\Microsoft\\Microsoft SDKs\\Windows')
		except OSError:
			return
	index=0
	while 1:
		try:
			version=Utils.winreg.EnumKey(all_versions,index)
		except OSError:
			break
		index+=1
		if not version_pattern.match(version):
			continue
		try:
			msvc_version=Utils.winreg.OpenKey(all_versions,version)
			path,type=Utils.winreg.QueryValueEx(msvc_version,'InstallationFolder')
		except OSError:
			continue
		if path and os.path.isfile(os.path.join(path,'bin','SetEnv.cmd')):
			targets={}
			for target,arch in all_msvc_platforms:
				targets[target]=target_compiler(conf,'wsdk',arch,version,'/'+target,os.path.join(path,'bin','SetEnv.cmd'))
			versions['wsdk '+version[1:]]=targets
@conf
def gather_msvc_targets(conf,versions,version,vc_path):
	targets={}
	if os.path.isfile(os.path.join(vc_path,'VC','Auxiliary','Build','vcvarsall.bat')):
		for target,realtarget in all_msvc_platforms[::-1]:
			targets[target]=target_compiler(conf,'msvc',realtarget,version,target,os.path.join(vc_path,'VC','Auxiliary','Build','vcvarsall.bat'))
	elif os.path.isfile(os.path.join(vc_path,'vcvarsall.bat')):
		for target,realtarget in all_msvc_platforms[::-1]:
			targets[target]=target_compiler(conf,'msvc',realtarget,version,target,os.path.join(vc_path,'vcvarsall.bat'))
	elif os.path.isfile(os.path.join(vc_path,'Common7','Tools','vsvars32.bat')):
		targets['x86']=target_compiler(conf,'msvc','x86',version,'x86',os.path.join(vc_path,'Common7','Tools','vsvars32.bat'))
	elif os.path.isfile(os.path.join(vc_path,'Bin','vcvars32.bat')):
		targets['x86']=target_compiler(conf,'msvc','x86',version,'',os.path.join(vc_path,'Bin','vcvars32.bat'))
	if targets:
		versions['msvc %s'%version]=targets
@conf
def gather_vswhere_versions(conf,versions):
	try:
		import json
	except ImportError:
		Logs.error('Visual Studio 2017 detection requires Python 2.6')
		return
	prg_path=os.environ.get('ProgramFiles(x86)',os.environ.get('ProgramFiles','C:\\Program Files (x86)'))
	vswhere=conf.env.VSWHERE or[os.path.join(prg_path,'Microsoft Visual Studio','Installer','vswhere.exe')]
	args=vswhere+['-products','*','-legacy','-format','json']
	if conf.options.msvc_prerelease:
		args.append('-prerelease')
	try:
		txt=conf.cmd_and_log(args)
	except Errors.WafError as e:
		Logs.debug('msvc: vswhere.exe failed %s',e)
		return
	if sys.version_info[0]<3:
		txt=txt.decode(Utils.console_encoding())
	arr=json.loads(txt)
	arr.sort(key=lambda x:x['installationVersion'])
	for entry in arr:
		ver=entry['installationVersion']
		ver=str('.'.join(ver.split('.')[:2]))
		path=str(os.path.abspath(entry['installationPath']))
		if os.path.exists(path)and('msvc %s'%ver)not in versions:
			conf.gather_msvc_targets(versions,ver,path)
@conf
def gather_msvc_versions(conf,versions):
	vc_paths=[]
	for(v,version,reg)in gather_msvc_detected_versions():
		try:
			try:
				msvc_version=Utils.winreg.OpenKey(Utils.winreg.HKEY_LOCAL_MACHINE,reg+"\\Setup\\VC")
			except OSError:
				msvc_version=Utils.winreg.OpenKey(Utils.winreg.HKEY_LOCAL_MACHINE,reg+"\\Setup\\Microsoft Visual C++")
			path,type=Utils.winreg.QueryValueEx(msvc_version,'ProductDir')
		except OSError:
			try:
				msvc_version=Utils.winreg.OpenKey(Utils.winreg.HKEY_LOCAL_MACHINE,"SOFTWARE\\Wow6432node\\Microsoft\\VisualStudio\\SxS\\VS7")
				path,type=Utils.winreg.QueryValueEx(msvc_version,version)
			except OSError:
				continue
			else:
				vc_paths.append((version,os.path.abspath(str(path))))
			continue
		else:
			vc_paths.append((version,os.path.abspath(str(path))))
	for version,vc_path in vc_paths:
		conf.gather_msvc_targets(versions,version,vc_path)
@conf
def gather_icl_versions(conf,versions):
	version_pattern=re.compile(r'^...?.?\....?.?')
	try:
		all_versions=Utils.winreg.OpenKey(Utils.winreg.HKEY_LOCAL_MACHINE,'SOFTWARE\\Wow6432node\\Intel\\Compilers\\C++')
	except OSError:
		try:
			all_versions=Utils.winreg.OpenKey(Utils.winreg.HKEY_LOCAL_MACHINE,'SOFTWARE\\Intel\\Compilers\\C++')
		except OSError:
			return
	index=0
	while 1:
		try:
			version=Utils.winreg.EnumKey(all_versions,index)
		except OSError:
			break
		index+=1
		if not version_pattern.match(version):
			continue
		targets={}
		for target,arch in all_icl_platforms:
			if target=='intel64':
				targetDir='EM64T_NATIVE'
			else:
				targetDir=target
			try:
				Utils.winreg.OpenKey(all_versions,version+'\\'+targetDir)
				icl_version=Utils.winreg.OpenKey(all_versions,version)
				path,type=Utils.winreg.QueryValueEx(icl_version,'ProductDir')
			except OSError:
				pass
			else:
				batch_file=os.path.join(path,'bin','iclvars.bat')
				if os.path.isfile(batch_file):
					targets[target]=target_compiler(conf,'intel',arch,version,target,batch_file)
		for target,arch in all_icl_platforms:
			try:
				icl_version=Utils.winreg.OpenKey(all_versions,version+'\\'+target)
				path,type=Utils.winreg.QueryValueEx(icl_version,'ProductDir')
			except OSError:
				continue
			else:
				batch_file=os.path.join(path,'bin','iclvars.bat')
				if os.path.isfile(batch_file):
					targets[target]=target_compiler(conf,'intel',arch,version,target,batch_file)
		major=version[0:2]
		versions['intel '+major]=targets
@conf
def gather_intel_composer_versions(conf,versions):
	version_pattern=re.compile(r'^...?.?\...?.?.?')
	try:
		all_versions=Utils.winreg.OpenKey(Utils.winreg.HKEY_LOCAL_MACHINE,'SOFTWARE\\Wow6432node\\Intel\\Suites')
	except OSError:
		try:
			all_versions=Utils.winreg.OpenKey(Utils.winreg.HKEY_LOCAL_MACHINE,'SOFTWARE\\Intel\\Suites')
		except OSError:
			return
	index=0
	while 1:
		try:
			version=Utils.winreg.EnumKey(all_versions,index)
		except OSError:
			break
		index+=1
		if not version_pattern.match(version):
			continue
		targets={}
		for target,arch in all_icl_platforms:
			if target=='intel64':
				targetDir='EM64T_NATIVE'
			else:
				targetDir=target
			try:
				try:
					defaults=Utils.winreg.OpenKey(all_versions,version+'\\Defaults\\C++\\'+targetDir)
				except OSError:
					if targetDir=='EM64T_NATIVE':
						defaults=Utils.winreg.OpenKey(all_versions,version+'\\Defaults\\C++\\EM64T')
					else:
						raise
				uid,type=Utils.winreg.QueryValueEx(defaults,'SubKey')
				Utils.winreg.OpenKey(all_versions,version+'\\'+uid+'\\C++\\'+targetDir)
				icl_version=Utils.winreg.OpenKey(all_versions,version+'\\'+uid+'\\C++')
				path,type=Utils.winreg.QueryValueEx(icl_version,'ProductDir')
			except OSError:
				pass
			else:
				batch_file=os.path.join(path,'bin','iclvars.bat')
				if os.path.isfile(batch_file):
					targets[target]=target_compiler(conf,'intel',arch,version,target,batch_file)
				compilervars_warning_attr='_compilervars_warning_key'
				if version[0:2]=='13'and getattr(conf,compilervars_warning_attr,True):
					setattr(conf,compilervars_warning_attr,False)
					patch_url='http://software.intel.com/en-us/forums/topic/328487'
					compilervars_arch=os.path.join(path,'bin','compilervars_arch.bat')
					for vscomntool in('VS110COMNTOOLS','VS100COMNTOOLS'):
						if vscomntool in os.environ:
							vs_express_path=os.environ[vscomntool]+r'..\IDE\VSWinExpress.exe'
							dev_env_path=os.environ[vscomntool]+r'..\IDE\devenv.exe'
							if(r'if exist "%VS110COMNTOOLS%..\IDE\VSWinExpress.exe"'in Utils.readf(compilervars_arch)and not os.path.exists(vs_express_path)and not os.path.exists(dev_env_path)):
								Logs.warn(('The Intel compilervar_arch.bat only checks for one Visual Studio SKU ''(VSWinExpress.exe) but it does not seem to be installed at %r. ''The intel command line set up will fail to configure unless the file %r''is patched. See: %s')%(vs_express_path,compilervars_arch,patch_url))
		major=version[0:2]
		versions['intel '+major]=targets
@conf
def detect_msvc(self):
	return self.setup_msvc(self.get_msvc_versions())
@conf
def get_msvc_versions(self):
	dct=Utils.ordered_iter_dict()
	self.gather_icl_versions(dct)
	self.gather_intel_composer_versions(dct)
	self.gather_wsdk_versions(dct)
	self.gather_msvc_versions(dct)
	self.gather_vswhere_versions(dct)
	Logs.debug('msvc: detected versions %r',list(dct.keys()))
	return dct
@conf
def find_lt_names_msvc(self,libname,is_static=False):
	lt_names=['lib%s.la'%libname,'%s.la'%libname,]
	for path in self.env.LIBPATH:
		for la in lt_names:
			laf=os.path.join(path,la)
			dll=None
			if os.path.exists(laf):
				ltdict=Utils.read_la_file(laf)
				lt_libdir=None
				if ltdict.get('libdir',''):
					lt_libdir=ltdict['libdir']
				if not is_static and ltdict.get('library_names',''):
					dllnames=ltdict['library_names'].split()
					dll=dllnames[0].lower()
					dll=re.sub(r'\.dll$','',dll)
					return(lt_libdir,dll,False)
				elif ltdict.get('old_library',''):
					olib=ltdict['old_library']
					if os.path.exists(os.path.join(path,olib)):
						return(path,olib,True)
					elif lt_libdir!=''and os.path.exists(os.path.join(lt_libdir,olib)):
						return(lt_libdir,olib,True)
					else:
						return(None,olib,True)
				else:
					raise self.errors.WafError('invalid libtool object file: %s'%laf)
	return(None,None,None)
@conf
def libname_msvc(self,libname,is_static=False):
	lib=libname.lower()
	lib=re.sub(r'\.lib$','',lib)
	if lib in g_msvc_systemlibs:
		return lib
	lib=re.sub('^lib','',lib)
	if lib=='m':
		return None
	(lt_path,lt_libname,lt_static)=self.find_lt_names_msvc(lib,is_static)
	if lt_path!=None and lt_libname!=None:
		if lt_static:
			return os.path.join(lt_path,lt_libname)
	if lt_path!=None:
		_libpaths=[lt_path]+self.env.LIBPATH
	else:
		_libpaths=self.env.LIBPATH
	static_libs=['lib%ss.lib'%lib,'lib%s.lib'%lib,'%ss.lib'%lib,'%s.lib'%lib,]
	dynamic_libs=['lib%s.dll.lib'%lib,'lib%s.dll.a'%lib,'%s.dll.lib'%lib,'%s.dll.a'%lib,'lib%s_d.lib'%lib,'%s_d.lib'%lib,'%s.lib'%lib,]
	libnames=static_libs
	if not is_static:
		libnames=dynamic_libs+static_libs
	for path in _libpaths:
		for libn in libnames:
			if os.path.exists(os.path.join(path,libn)):
				Logs.debug('msvc: lib found: %s',os.path.join(path,libn))
				return re.sub(r'\.lib$','',libn)
	self.fatal('The library %r could not be found'%libname)
	return re.sub(r'\.lib$','',libname)
@conf
def check_lib_msvc(self,libname,is_static=False,uselib_store=None):
	libn=self.libname_msvc(libname,is_static)
	if not uselib_store:
		uselib_store=libname.upper()
	if False and is_static:
		self.env['STLIB_'+uselib_store]=[libn]
	else:
		self.env['LIB_'+uselib_store]=[libn]
@conf
def check_libs_msvc(self,libnames,is_static=False):
	for libname in Utils.to_list(libnames):
		self.check_lib_msvc(libname,is_static)
def configure(conf):
	conf.autodetect(True)
	conf.find_msvc()
	conf.msvc_common_flags()
	conf.cc_load_tools()
	conf.cxx_load_tools()
	conf.cc_add_flags()
	conf.cxx_add_flags()
	conf.link_add_flags()
	conf.visual_studio_add_flags()
@conf
def no_autodetect(conf):
	conf.env.NO_MSVC_DETECT=1
	configure(conf)
@conf
def autodetect(conf,arch=False):
	v=conf.env
	if v.NO_MSVC_DETECT:
		return
	compiler,version,path,includes,libdirs,cpu=conf.detect_msvc()
	if arch:
		v.DEST_CPU=cpu
	v.PATH=path
	v.INCLUDES=includes
	v.LIBPATH=libdirs
	v.MSVC_COMPILER=compiler
	try:
		v.MSVC_VERSION=float(version)
	except ValueError:
		v.MSVC_VERSION=float(version[:-3])
def _get_prog_names(conf,compiler):
	if compiler=='intel':
		compiler_name='ICL'
		linker_name='XILINK'
		lib_name='XILIB'
	else:
		compiler_name='CL'
		linker_name='LINK'
		lib_name='LIB'
	return compiler_name,linker_name,lib_name
@conf
def find_msvc(conf):
	if sys.platform=='cygwin':
		conf.fatal('MSVC module does not work under cygwin Python!')
	v=conf.env
	path=v.PATH
	compiler=v.MSVC_COMPILER
	version=v.MSVC_VERSION
	compiler_name,linker_name,lib_name=_get_prog_names(conf,compiler)
	v.MSVC_MANIFEST=(compiler=='msvc'and version>=8)or(compiler=='wsdk'and version>=6)or(compiler=='intel'and version>=11)
	cxx=conf.find_program(compiler_name,var='CXX',path_list=path)
	env=dict(conf.environ)
	if path:
		env.update(PATH=';'.join(path))
	if not conf.cmd_and_log(cxx+['/nologo','/help'],env=env):
		conf.fatal('the msvc compiler could not be identified')
	v.CC=v.CXX=cxx
	v.CC_NAME=v.CXX_NAME='msvc'
	if not v.LINK_CXX:
		conf.find_program(linker_name,path_list=path,errmsg='%s was not found (linker)'%linker_name,var='LINK_CXX')
	if not v.LINK_CC:
		v.LINK_CC=v.LINK_CXX
	if not v.AR:
		stliblink=conf.find_program(lib_name,path_list=path,var='AR')
		if not stliblink:
			return
		v.ARFLAGS=['/nologo']
	if v.MSVC_MANIFEST:
		conf.find_program('MT',path_list=path,var='MT')
		v.MTFLAGS=['/nologo']
	try:
		conf.load('winres')
	except Errors.ConfigurationError:
		Logs.warn('Resource compiler not found. Compiling resource file is disabled')
@conf
def visual_studio_add_flags(self):
	v=self.env
	if self.environ.get('INCLUDE'):
		v.prepend_value('INCLUDES',[x for x in self.environ['INCLUDE'].split(';')if x])
	if self.environ.get('LIB'):
		v.prepend_value('LIBPATH',[x for x in self.environ['LIB'].split(';')if x])
@conf
def msvc_common_flags(conf):
	v=conf.env
	v.DEST_BINFMT='pe'
	v.append_value('CFLAGS',['/nologo'])
	v.append_value('CXXFLAGS',['/nologo'])
	v.append_value('LINKFLAGS',['/nologo'])
	v.DEFINES_ST='/D%s'
	v.CC_SRC_F=''
	v.CC_TGT_F=['/c','/Fo']
	v.CXX_SRC_F=''
	v.CXX_TGT_F=['/c','/Fo']
	if(v.MSVC_COMPILER=='msvc'and v.MSVC_VERSION>=8)or(v.MSVC_COMPILER=='wsdk'and v.MSVC_VERSION>=6):
		v.CC_TGT_F=['/FC']+v.CC_TGT_F
		v.CXX_TGT_F=['/FC']+v.CXX_TGT_F
	v.CPPPATH_ST='/I%s'
	v.AR_TGT_F=v.CCLNK_TGT_F=v.CXXLNK_TGT_F='/OUT:'
	v.CFLAGS_CRT_MULTITHREADED=v.CXXFLAGS_CRT_MULTITHREADED=['/MT']
	v.CFLAGS_CRT_MULTITHREADED_DLL=v.CXXFLAGS_CRT_MULTITHREADED_DLL=['/MD']
	v.CFLAGS_CRT_MULTITHREADED_DBG=v.CXXFLAGS_CRT_MULTITHREADED_DBG=['/MTd']
	v.CFLAGS_CRT_MULTITHREADED_DLL_DBG=v.CXXFLAGS_CRT_MULTITHREADED_DLL_DBG=['/MDd']
	v.LIB_ST='%s.lib'
	v.LIBPATH_ST='/LIBPATH:%s'
	v.STLIB_ST='%s.lib'
	v.STLIBPATH_ST='/LIBPATH:%s'
	if v.MSVC_MANIFEST:
		v.append_value('LINKFLAGS',['/MANIFEST'])
	v.CFLAGS_cshlib=[]
	v.CXXFLAGS_cxxshlib=[]
	v.LINKFLAGS_cshlib=v.LINKFLAGS_cxxshlib=['/DLL']
	v.cshlib_PATTERN=v.cxxshlib_PATTERN='%s.dll'
	v.implib_PATTERN='%s.lib'
	v.IMPLIB_ST='/IMPLIB:%s'
	v.LINKFLAGS_cstlib=[]
	v.cstlib_PATTERN=v.cxxstlib_PATTERN='%s.lib'
	v.cprogram_PATTERN=v.cxxprogram_PATTERN='%s.exe'
	v.def_PATTERN='/def:%s'
@after_method('apply_link')
@feature('c','cxx')
def apply_flags_msvc(self):
	if self.env.CC_NAME!='msvc'or not getattr(self,'link_task',None):
		return
	is_static=isinstance(self.link_task,ccroot.stlink_task)
	subsystem=getattr(self,'subsystem','')
	if subsystem:
		subsystem='/subsystem:%s'%subsystem
		flags=is_static and'ARFLAGS'or'LINKFLAGS'
		self.env.append_value(flags,subsystem)
	if not is_static:
		for f in self.env.LINKFLAGS:
			d=f.lower()
			if d[1:]in('debug','debug:full','debug:fastlink'):
				pdbnode=self.link_task.outputs[0].change_ext('.pdb')
				self.link_task.outputs.append(pdbnode)
				if getattr(self,'install_task',None):
					self.pdb_install_task=self.add_install_files(install_to=self.install_task.install_to,install_from=pdbnode)
				break
@feature('cprogram','cshlib','cxxprogram','cxxshlib')
@after_method('apply_link')
def apply_manifest(self):
	if self.env.CC_NAME=='msvc'and self.env.MSVC_MANIFEST and getattr(self,'link_task',None):
		out_node=self.link_task.outputs[0]
		man_node=out_node.parent.find_or_declare(out_node.name+'.manifest')
		self.link_task.outputs.append(man_node)
		self.env.DO_MANIFEST=True
