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

import os,re,sys,shutil
from waflib import Utils,Errors
exclude_regs='''
**/*~
**/#*#
**/.#*
**/%*%
**/._*
**/*.swp
**/CVS
**/CVS/**
**/.cvsignore
**/SCCS
**/SCCS/**
**/vssver.scc
**/.svn
**/.svn/**
**/BitKeeper
**/.git
**/.git/**
**/.gitignore
**/.bzr
**/.bzrignore
**/.bzr/**
**/.hg
**/.hg/**
**/_MTN
**/_MTN/**
**/.arch-ids
**/{arch}
**/_darcs
**/_darcs/**
**/.intlcache
**/.DS_Store'''
def ant_matcher(s,ignorecase):
	reflags=re.I if ignorecase else 0
	ret=[]
	for x in Utils.to_list(s):
		x=x.replace('\\','/').replace('//','/')
		if x.endswith('/'):
			x+='**'
		accu=[]
		for k in x.split('/'):
			if k=='**':
				accu.append(k)
			else:
				k=k.replace('.','[.]').replace('*','.*').replace('?','.').replace('+','\\+')
				k='^%s$'%k
				try:
					exp=re.compile(k,flags=reflags)
				except Exception as e:
					raise Errors.WafError('Invalid pattern: %s'%k,e)
				else:
					accu.append(exp)
		ret.append(accu)
	return ret
def ant_sub_filter(name,nn):
	ret=[]
	for lst in nn:
		if not lst:
			pass
		elif lst[0]=='**':
			ret.append(lst)
			if len(lst)>1:
				if lst[1].match(name):
					ret.append(lst[2:])
			else:
				ret.append([])
		elif lst[0].match(name):
			ret.append(lst[1:])
	return ret
def ant_sub_matcher(name,pats):
	nacc=ant_sub_filter(name,pats[0])
	nrej=ant_sub_filter(name,pats[1])
	if[]in nrej:
		nacc=[]
	return[nacc,nrej]
class Node(object):
	dict_class=dict
	__slots__=('name','parent','children','cache_abspath','cache_isdir')
	def __init__(self,name,parent):
		self.name=name
		self.parent=parent
		if parent:
			if name in parent.children:
				raise Errors.WafError('node %s exists in the parent files %r already'%(name,parent))
			parent.children[name]=self
	def __setstate__(self,data):
		self.name=data[0]
		self.parent=data[1]
		if data[2]is not None:
			self.children=self.dict_class(data[2])
	def __getstate__(self):
		return(self.name,self.parent,getattr(self,'children',None))
	def __str__(self):
		return self.abspath()
	def __repr__(self):
		return self.abspath()
	def __copy__(self):
		raise Errors.WafError('nodes are not supposed to be copied')
	def read(self,flags='r',encoding='latin-1'):
		return Utils.readf(self.abspath(),flags,encoding)
	def write(self,data,flags='w',encoding='latin-1'):
		Utils.writef(self.abspath(),data,flags,encoding)
	def read_json(self,convert=True,encoding='utf-8'):
		import json
		object_pairs_hook=None
		if convert and sys.hexversion<0x3000000:
			try:
				_type=unicode
			except NameError:
				_type=str
			def convert(value):
				if isinstance(value,list):
					return[convert(element)for element in value]
				elif isinstance(value,_type):
					return str(value)
				else:
					return value
			def object_pairs(pairs):
				return dict((str(pair[0]),convert(pair[1]))for pair in pairs)
			object_pairs_hook=object_pairs
		return json.loads(self.read(encoding=encoding),object_pairs_hook=object_pairs_hook)
	def write_json(self,data,pretty=True):
		import json
		indent=2
		separators=(',',': ')
		sort_keys=pretty
		newline=os.linesep
		if not pretty:
			indent=None
			separators=(',',':')
			newline=''
		output=json.dumps(data,indent=indent,separators=separators,sort_keys=sort_keys)+newline
		self.write(output,encoding='utf-8')
	def exists(self):
		return os.path.exists(self.abspath())
	def isdir(self):
		return os.path.isdir(self.abspath())
	def chmod(self,val):
		os.chmod(self.abspath(),val)
	def delete(self,evict=True):
		try:
			try:
				if os.path.isdir(self.abspath()):
					shutil.rmtree(self.abspath())
				else:
					os.remove(self.abspath())
			except OSError:
				if os.path.exists(self.abspath()):
					raise
		finally:
			if evict:
				self.evict()
	def evict(self):
		del self.parent.children[self.name]
	def suffix(self):
		k=max(0,self.name.rfind('.'))
		return self.name[k:]
	def height(self):
		d=self
		val=-1
		while d:
			d=d.parent
			val+=1
		return val
	def listdir(self):
		lst=Utils.listdir(self.abspath())
		lst.sort()
		return lst
	def mkdir(self):
		if self.isdir():
			return
		try:
			self.parent.mkdir()
		except OSError:
			pass
		if self.name:
			try:
				os.makedirs(self.abspath())
			except OSError:
				pass
			if not self.isdir():
				raise Errors.WafError('Could not create the directory %r'%self)
			try:
				self.children
			except AttributeError:
				self.children=self.dict_class()
	def find_node(self,lst):
		if isinstance(lst,str):
			lst=[x for x in Utils.split_path(lst)if x and x!='.']
		if lst and lst[0].startswith('\\\\')and not self.parent:
			node=self.ctx.root.make_node(lst[0])
			node.cache_isdir=True
			return node.find_node(lst[1:])
		cur=self
		for x in lst:
			if x=='..':
				cur=cur.parent or cur
				continue
			try:
				ch=cur.children
			except AttributeError:
				cur.children=self.dict_class()
			else:
				try:
					cur=ch[x]
					continue
				except KeyError:
					pass
			cur=self.__class__(x,cur)
			if not cur.exists():
				cur.evict()
				return None
		if not cur.exists():
			cur.evict()
			return None
		return cur
	def make_node(self,lst):
		if isinstance(lst,str):
			lst=[x for x in Utils.split_path(lst)if x and x!='.']
		cur=self
		for x in lst:
			if x=='..':
				cur=cur.parent or cur
				continue
			try:
				cur=cur.children[x]
			except AttributeError:
				cur.children=self.dict_class()
			except KeyError:
				pass
			else:
				continue
			cur=self.__class__(x,cur)
		return cur
	def search_node(self,lst):
		if isinstance(lst,str):
			lst=[x for x in Utils.split_path(lst)if x and x!='.']
		cur=self
		for x in lst:
			if x=='..':
				cur=cur.parent or cur
			else:
				try:
					cur=cur.children[x]
				except(AttributeError,KeyError):
					return None
		return cur
	def path_from(self,node):
		c1=self
		c2=node
		c1h=c1.height()
		c2h=c2.height()
		lst=[]
		up=0
		while c1h>c2h:
			lst.append(c1.name)
			c1=c1.parent
			c1h-=1
		while c2h>c1h:
			up+=1
			c2=c2.parent
			c2h-=1
		while not c1 is c2:
			lst.append(c1.name)
			up+=1
			c1=c1.parent
			c2=c2.parent
		if c1.parent:
			lst.extend(['..']*up)
			lst.reverse()
			return os.sep.join(lst)or'.'
		else:
			return self.abspath()
	def abspath(self):
		try:
			return self.cache_abspath
		except AttributeError:
			pass
		if not self.parent:
			val=os.sep
		elif not self.parent.name:
			val=os.sep+self.name
		else:
			val=self.parent.abspath()+os.sep+self.name
		self.cache_abspath=val
		return val
	if Utils.is_win32:
		def abspath(self):
			try:
				return self.cache_abspath
			except AttributeError:
				pass
			if not self.parent:
				val=''
			elif not self.parent.name:
				val=self.name+os.sep
			else:
				val=self.parent.abspath().rstrip(os.sep)+os.sep+self.name
			self.cache_abspath=val
			return val
	def is_child_of(self,node):
		p=self
		diff=self.height()-node.height()
		while diff>0:
			diff-=1
			p=p.parent
		return p is node
	def ant_iter(self,accept=None,maxdepth=25,pats=[],dir=False,src=True,remove=True,quiet=False):
		dircont=self.listdir()
		dircont.sort()
		try:
			lst=set(self.children.keys())
		except AttributeError:
			self.children=self.dict_class()
		else:
			if remove:
				for x in lst-set(dircont):
					self.children[x].evict()
		for name in dircont:
			npats=accept(name,pats)
			if npats and npats[0]:
				accepted=[]in npats[0]
				node=self.make_node([name])
				isdir=node.isdir()
				if accepted:
					if isdir:
						if dir:
							yield node
					elif src:
						yield node
				if isdir:
					node.cache_isdir=True
					if maxdepth:
						for k in node.ant_iter(accept=accept,maxdepth=maxdepth-1,pats=npats,dir=dir,src=src,remove=remove,quiet=quiet):
							yield k
	def ant_glob(self,*k,**kw):
		src=kw.get('src',True)
		dir=kw.get('dir')
		excl=kw.get('excl',exclude_regs)
		incl=k and k[0]or kw.get('incl','**')
		remove=kw.get('remove',True)
		maxdepth=kw.get('maxdepth',25)
		ignorecase=kw.get('ignorecase',False)
		quiet=kw.get('quiet',False)
		pats=(ant_matcher(incl,ignorecase),ant_matcher(excl,ignorecase))
		if kw.get('generator'):
			return Utils.lazy_generator(self.ant_iter,(ant_sub_matcher,maxdepth,pats,dir,src,remove,quiet))
		it=self.ant_iter(ant_sub_matcher,maxdepth,pats,dir,src,remove,quiet)
		if kw.get('flat'):
			return' '.join(x.path_from(self)for x in it)
		return list(it)
	def is_src(self):
		cur=self
		x=self.ctx.srcnode
		y=self.ctx.bldnode
		while cur.parent:
			if cur is y:
				return False
			if cur is x:
				return True
			cur=cur.parent
		return False
	def is_bld(self):
		cur=self
		y=self.ctx.bldnode
		while cur.parent:
			if cur is y:
				return True
			cur=cur.parent
		return False
	def get_src(self):
		cur=self
		x=self.ctx.srcnode
		y=self.ctx.bldnode
		lst=[]
		while cur.parent:
			if cur is y:
				lst.reverse()
				return x.make_node(lst)
			if cur is x:
				return self
			lst.append(cur.name)
			cur=cur.parent
		return self
	def get_bld(self):
		cur=self
		x=self.ctx.srcnode
		y=self.ctx.bldnode
		lst=[]
		while cur.parent:
			if cur is y:
				return self
			if cur is x:
				lst.reverse()
				return self.ctx.bldnode.make_node(lst)
			lst.append(cur.name)
			cur=cur.parent
		lst.reverse()
		if lst and Utils.is_win32 and len(lst[0])==2 and lst[0].endswith(':'):
			lst[0]=lst[0][0]
		return self.ctx.bldnode.make_node(['__root__']+lst)
	def find_resource(self,lst):
		if isinstance(lst,str):
			lst=[x for x in Utils.split_path(lst)if x and x!='.']
		node=self.get_bld().search_node(lst)
		if not node:
			node=self.get_src().find_node(lst)
		if node and node.isdir():
			return None
		return node
	def find_or_declare(self,lst):
		if isinstance(lst,str)and os.path.isabs(lst):
			node=self.ctx.root.make_node(lst)
		else:
			node=self.get_bld().make_node(lst)
		node.parent.mkdir()
		return node
	def find_dir(self,lst):
		if isinstance(lst,str):
			lst=[x for x in Utils.split_path(lst)if x and x!='.']
		node=self.find_node(lst)
		if node and not node.isdir():
			return None
		return node
	def change_ext(self,ext,ext_in=None):
		name=self.name
		if ext_in is None:
			k=name.rfind('.')
			if k>=0:
				name=name[:k]+ext
			else:
				name=name+ext
		else:
			name=name[:-len(ext_in)]+ext
		return self.parent.find_or_declare([name])
	def bldpath(self):
		return self.path_from(self.ctx.bldnode)
	def srcpath(self):
		return self.path_from(self.ctx.srcnode)
	def relpath(self):
		cur=self
		x=self.ctx.bldnode
		while cur.parent:
			if cur is x:
				return self.bldpath()
			cur=cur.parent
		return self.srcpath()
	def bld_dir(self):
		return self.parent.bldpath()
	def h_file(self):
		return Utils.h_file(self.abspath())
	def get_bld_sig(self):
		try:
			cache=self.ctx.cache_sig
		except AttributeError:
			cache=self.ctx.cache_sig={}
		try:
			ret=cache[self]
		except KeyError:
			p=self.abspath()
			try:
				ret=cache[self]=self.h_file()
			except EnvironmentError:
				if self.isdir():
					st=os.stat(p)
					ret=cache[self]=Utils.h_list([p,st.st_ino,st.st_mode])
					return ret
				raise
		return ret
pickle_lock=Utils.threading.Lock()
class Nod3(Node):
	pass
