+++ /dev/null
-#! /usr/bin/env python
-# encoding: utf-8
-# WARNING! Do not edit! http://waf.googlecode.com/git/docs/wafbook/single.html#_obtaining_the_waf_file
-
-import copy,re,os
-from waflib import Task,Utils,Logs,Errors,ConfigSet,Node
-feats=Utils.defaultdict(set)
-class task_gen(object):
- mappings={}
- prec=Utils.defaultdict(list)
- def __init__(self,*k,**kw):
- self.source=''
- self.target=''
- self.meths=[]
- self.prec=Utils.defaultdict(list)
- self.mappings={}
- self.features=[]
- self.tasks=[]
- if not'bld'in kw:
- self.env=ConfigSet.ConfigSet()
- self.idx=0
- self.path=None
- else:
- self.bld=kw['bld']
- self.env=self.bld.env.derive()
- self.path=self.bld.path
- try:
- self.idx=self.bld.idx[id(self.path)]=self.bld.idx.get(id(self.path),0)+1
- except AttributeError:
- self.bld.idx={}
- self.idx=self.bld.idx[id(self.path)]=1
- for key,val in kw.items():
- setattr(self,key,val)
- def __str__(self):
- return"<task_gen %r declared in %s>"%(self.name,self.path.abspath())
- def __repr__(self):
- lst=[]
- for x in self.__dict__.keys():
- if x not in['env','bld','compiled_tasks','tasks']:
- lst.append("%s=%s"%(x,repr(getattr(self,x))))
- return"bld(%s) in %s"%(", ".join(lst),self.path.abspath())
- def get_name(self):
- try:
- return self._name
- except AttributeError:
- if isinstance(self.target,list):
- lst=[str(x)for x in self.target]
- name=self._name=','.join(lst)
- else:
- name=self._name=str(self.target)
- return name
- def set_name(self,name):
- self._name=name
- name=property(get_name,set_name)
- def to_list(self,val):
- if isinstance(val,str):return val.split()
- else:return val
- def post(self):
- if getattr(self,'posted',None):
- return False
- self.posted=True
- keys=set(self.meths)
- self.features=Utils.to_list(self.features)
- for x in self.features+['*']:
- st=feats[x]
- if not st:
- if not x in Task.classes:
- Logs.warn('feature %r does not exist - bind at least one method to it'%x)
- keys.update(list(st))
- prec={}
- prec_tbl=self.prec or task_gen.prec
- for x in prec_tbl:
- if x in keys:
- prec[x]=prec_tbl[x]
- tmp=[]
- for a in keys:
- for x in prec.values():
- if a in x:break
- else:
- tmp.append(a)
- tmp.sort()
- out=[]
- while tmp:
- e=tmp.pop()
- if e in keys:out.append(e)
- try:
- nlst=prec[e]
- except KeyError:
- pass
- else:
- del prec[e]
- for x in nlst:
- for y in prec:
- if x in prec[y]:
- break
- else:
- tmp.append(x)
- if prec:
- raise Errors.WafError('Cycle detected in the method execution %r'%prec)
- out.reverse()
- self.meths=out
- Logs.debug('task_gen: posting %s %d'%(self,id(self)))
- for x in out:
- try:
- v=getattr(self,x)
- except AttributeError:
- raise Errors.WafError('%r is not a valid task generator method'%x)
- Logs.debug('task_gen: -> %s (%d)'%(x,id(self)))
- v()
- Logs.debug('task_gen: posted %s'%self.name)
- return True
- def get_hook(self,node):
- name=node.name
- for k in self.mappings:
- if name.endswith(k):
- return self.mappings[k]
- for k in task_gen.mappings:
- if name.endswith(k):
- return task_gen.mappings[k]
- raise Errors.WafError("File %r has no mapping in %r (did you forget to load a waf tool?)"%(node,task_gen.mappings.keys()))
- def create_task(self,name,src=None,tgt=None):
- task=Task.classes[name](env=self.env.derive(),generator=self)
- if src:
- task.set_inputs(src)
- if tgt:
- task.set_outputs(tgt)
- self.tasks.append(task)
- return task
- def clone(self,env):
- newobj=self.bld()
- for x in self.__dict__:
- if x in['env','bld']:
- continue
- elif x in['path','features']:
- setattr(newobj,x,getattr(self,x))
- else:
- setattr(newobj,x,copy.copy(getattr(self,x)))
- newobj.posted=False
- if isinstance(env,str):
- newobj.env=self.bld.all_envs[env].derive()
- else:
- newobj.env=env.derive()
- return newobj
-def declare_chain(name='',rule=None,reentrant=None,color='BLUE',ext_in=[],ext_out=[],before=[],after=[],decider=None,scan=None,install_path=None,shell=False):
- ext_in=Utils.to_list(ext_in)
- ext_out=Utils.to_list(ext_out)
- if not name:
- name=rule
- cls=Task.task_factory(name,rule,color=color,ext_in=ext_in,ext_out=ext_out,before=before,after=after,scan=scan,shell=shell)
- def x_file(self,node):
- ext=decider and decider(self,node)or cls.ext_out
- if ext_in:
- _ext_in=ext_in[0]
- tsk=self.create_task(name,node)
- cnt=0
- keys=list(self.mappings.keys())+list(self.__class__.mappings.keys())
- for x in ext:
- k=node.change_ext(x,ext_in=_ext_in)
- tsk.outputs.append(k)
- if reentrant!=None:
- if cnt<int(reentrant):
- self.source.append(k)
- else:
- for y in keys:
- if k.name.endswith(y):
- self.source.append(k)
- break
- cnt+=1
- if install_path:
- self.bld.install_files(install_path,tsk.outputs)
- return tsk
- for x in cls.ext_in:
- task_gen.mappings[x]=x_file
- return x_file
-def taskgen_method(func):
- setattr(task_gen,func.__name__,func)
- return func
-def feature(*k):
- def deco(func):
- setattr(task_gen,func.__name__,func)
- for name in k:
- feats[name].update([func.__name__])
- return func
- return deco
-def before_method(*k):
- def deco(func):
- setattr(task_gen,func.__name__,func)
- for fun_name in k:
- if not func.__name__ in task_gen.prec[fun_name]:
- task_gen.prec[fun_name].append(func.__name__)
- return func
- return deco
-before=before_method
-def after_method(*k):
- def deco(func):
- setattr(task_gen,func.__name__,func)
- for fun_name in k:
- if not fun_name in task_gen.prec[func.__name__]:
- task_gen.prec[func.__name__].append(fun_name)
- return func
- return deco
-after=after_method
-def extension(*k):
- def deco(func):
- setattr(task_gen,func.__name__,func)
- for x in k:
- task_gen.mappings[x]=func
- return func
- return deco
-@taskgen_method
-def to_nodes(self,lst,path=None):
- tmp=[]
- path=path or self.path
- find=path.find_resource
- if isinstance(lst,self.path.__class__):
- lst=[lst]
- for x in Utils.to_list(lst):
- if isinstance(x,str):
- node=find(x)
- else:
- node=x
- if not node:
- raise Errors.WafError("source not found: %r in %r"%(x,self))
- tmp.append(node)
- return tmp
-@feature('*')
-def process_source(self):
- self.source=self.to_nodes(getattr(self,'source',[]))
- for node in self.source:
- self.get_hook(node)(self,node)
-@feature('*')
-@before_method('process_source')
-def process_rule(self):
- if not getattr(self,'rule',None):
- return
- name=str(getattr(self,'name',None)or self.target or getattr(self.rule,'__name__',self.rule))
- try:
- cache=self.bld.cache_rule_attr
- except AttributeError:
- cache=self.bld.cache_rule_attr={}
- cls=None
- if getattr(self,'cache_rule','True'):
- try:
- cls=cache[(name,self.rule)]
- except KeyError:
- pass
- if not cls:
- cls=Task.task_factory(name,self.rule,getattr(self,'vars',[]),shell=getattr(self,'shell',True),color=getattr(self,'color','BLUE'),scan=getattr(self,'scan',None))
- if getattr(self,'scan',None):
- cls.scan=self.scan
- elif getattr(self,'deps',None):
- def scan(self):
- nodes=[]
- for x in self.generator.to_list(getattr(self.generator,'deps',None)):
- node=self.generator.path.find_resource(x)
- if not node:
- self.generator.bld.fatal('Could not find %r (was it declared?)'%x)
- nodes.append(node)
- return[nodes,[]]
- cls.scan=scan
- if getattr(self,'update_outputs',None):
- Task.update_outputs(cls)
- if getattr(self,'always',None):
- Task.always_run(cls)
- for x in['after','before','ext_in','ext_out']:
- setattr(cls,x,getattr(self,x,[]))
- if getattr(self,'cache_rule','True'):
- cache[(name,self.rule)]=cls
- tsk=self.create_task(name)
- if getattr(self,'target',None):
- if isinstance(self.target,str):
- self.target=self.target.split()
- if not isinstance(self.target,list):
- self.target=[self.target]
- for x in self.target:
- if isinstance(x,str):
- tsk.outputs.append(self.path.find_or_declare(x))
- else:
- x.parent.mkdir()
- tsk.outputs.append(x)
- if getattr(self,'install_path',None):
- self.bld.install_files(self.install_path,tsk.outputs)
- if getattr(self,'source',None):
- tsk.inputs=self.to_nodes(self.source)
- self.source=[]
- if getattr(self,'cwd',None):
- tsk.cwd=self.cwd
-@feature('seq')
-def sequence_order(self):
- if self.meths and self.meths[-1]!='sequence_order':
- self.meths.append('sequence_order')
- return
- if getattr(self,'seq_start',None):
- return
- if getattr(self.bld,'prev',None):
- self.bld.prev.post()
- for x in self.bld.prev.tasks:
- for y in self.tasks:
- y.set_run_after(x)
- self.bld.prev=self
-re_m4=re.compile('@(\w+)@',re.M)
-class subst_pc(Task.Task):
- def run(self):
- if getattr(self.generator,'is_copy',None):
- self.outputs[0].write(self.inputs[0].read('rb'),'wb')
- if getattr(self.generator,'chmod',None):
- os.chmod(self.outputs[0].abspath(),self.generator.chmod)
- return None
- if getattr(self.generator,'fun',None):
- self.generator.fun(self)
- code=self.inputs[0].read(encoding=getattr(self.generator,'encoding','ISO8859-1'))
- if getattr(self.generator,'subst_fun',None):
- code=self.generator.subst_fun(self,code)
- if code:
- self.outputs[0].write(code,encoding=getattr(self.generator,'encoding','ISO8859-1'))
- return
- code=code.replace('%','%%')
- lst=[]
- def repl(match):
- g=match.group
- if g(1):
- lst.append(g(1))
- return"%%(%s)s"%g(1)
- return''
- code=re_m4.sub(repl,code)
- try:
- d=self.generator.dct
- except AttributeError:
- d={}
- for x in lst:
- tmp=getattr(self.generator,x,'')or self.env.get_flat(x)or self.env.get_flat(x.upper())
- d[x]=str(tmp)
- code=code%d
- self.outputs[0].write(code,encoding=getattr(self.generator,'encoding','ISO8859-1'))
- self.generator.bld.raw_deps[self.uid()]=self.dep_vars=lst
- try:delattr(self,'cache_sig')
- except AttributeError:pass
- if getattr(self.generator,'chmod',None):
- os.chmod(self.outputs[0].abspath(),self.generator.chmod)
- def sig_vars(self):
- bld=self.generator.bld
- env=self.env
- upd=self.m.update
- if getattr(self.generator,'fun',None):
- upd(Utils.h_fun(self.generator.fun))
- if getattr(self.generator,'subst_fun',None):
- upd(Utils.h_fun(self.generator.subst_fun))
- vars=self.generator.bld.raw_deps.get(self.uid(),[])
- act_sig=bld.hash_env_vars(env,vars)
- upd(act_sig)
- lst=[getattr(self.generator,x,'')for x in vars]
- upd(Utils.h_list(lst))
- return self.m.digest()
-@extension('.pc.in')
-def add_pcfile(self,node):
- tsk=self.create_task('subst_pc',node,node.change_ext('.pc','.pc.in'))
- self.bld.install_files(getattr(self,'install_path','${LIBDIR}/pkgconfig/'),tsk.outputs)
-class subst(subst_pc):
- pass
-@feature('subst')
-@before_method('process_source','process_rule')
-def process_subst(self):
- src=Utils.to_list(getattr(self,'source',[]))
- if isinstance(src,Node.Node):
- src=[src]
- tgt=Utils.to_list(getattr(self,'target',[]))
- if isinstance(tgt,Node.Node):
- tgt=[tgt]
- if len(src)!=len(tgt):
- raise Errors.WafError('invalid number of source/target for %r'%self)
- for x,y in zip(src,tgt):
- if not x or not y:
- raise Errors.WafError('null source or target for %r'%self)
- a,b=None,None
- if isinstance(x,str)and isinstance(y,str)and x==y:
- a=self.path.find_node(x)
- b=self.path.get_bld().make_node(y)
- if not os.path.isfile(b.abspath()):
- b.sig=None
- b.parent.mkdir()
- else:
- if isinstance(x,str):
- a=self.path.find_resource(x)
- elif isinstance(x,Node.Node):
- a=x
- if isinstance(y,str):
- b=self.path.find_or_declare(y)
- elif isinstance(y,Node.Node):
- b=y
- if not a:
- raise Errors.WafError('cound not find %r for %r'%(x,self))
- has_constraints=False
- tsk=self.create_task('subst',a,b)
- for k in('after','before','ext_in','ext_out'):
- val=getattr(self,k,None)
- if val:
- has_constraints=True
- setattr(tsk,k,val)
- if not has_constraints and b.name.endswith('.h'):
- tsk.before=[k for k in('c','cxx')if k in Task.classes]
- inst_to=getattr(self,'install_path',None)
- if inst_to:
- self.bld.install_files(inst_to,b,chmod=getattr(self,'chmod',Utils.O644))
- self.source=[]