ref: 193dcbb9a1412067b126aeffaf84bb66ee7027ba
dir: /waflib/Configure.py/
#! /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 os,shlex,sys,time,re,shutil
from waflib import ConfigSet,Utils,Options,Logs,Context,Build,Errors
BREAK='break'
CONTINUE='continue'
WAF_CONFIG_LOG='config.log'
autoconfig=False
conf_template='''# project %(app)s configured on %(now)s by
# waf %(wafver)s (abi %(abi)s, python %(pyver)x on %(systype)s)
# using %(args)s
#'''
class ConfigurationContext(Context.Context):
'''configures the project'''
cmd='configure'
error_handlers=[]
def __init__(self,**kw):
super(ConfigurationContext,self).__init__(**kw)
self.environ=dict(os.environ)
self.all_envs={}
self.top_dir=None
self.out_dir=None
self.tools=[]
self.hash=0
self.files=[]
self.tool_cache=[]
self.setenv('')
def setenv(self,name,env=None):
if name not in self.all_envs or env:
if not env:
env=ConfigSet.ConfigSet()
self.prepare_env(env)
else:
env=env.derive()
self.all_envs[name]=env
self.variant=name
def get_env(self):
return self.all_envs[self.variant]
def set_env(self,val):
self.all_envs[self.variant]=val
env=property(get_env,set_env)
def init_dirs(self):
top=self.top_dir
if not top:
top=Options.options.top
if not top:
top=getattr(Context.g_module,Context.TOP,None)
if not top:
top=self.path.abspath()
top=os.path.abspath(top)
self.srcnode=(os.path.isabs(top)and self.root or self.path).find_dir(top)
assert(self.srcnode)
out=self.out_dir
if not out:
out=Options.options.out
if not out:
out=getattr(Context.g_module,Context.OUT,None)
if not out:
out=Options.lockfile.replace('.lock-waf_%s_'%sys.platform,'').replace('.lock-waf','')
out=os.path.realpath(out)
self.bldnode=(os.path.isabs(out)and self.root or self.path).make_node(out)
self.bldnode.mkdir()
if not os.path.isdir(self.bldnode.abspath()):
conf.fatal('Could not create the build directory %s'%self.bldnode.abspath())
def execute(self):
self.init_dirs()
self.cachedir=self.bldnode.make_node(Build.CACHE_DIR)
self.cachedir.mkdir()
path=os.path.join(self.bldnode.abspath(),WAF_CONFIG_LOG)
self.logger=Logs.make_logger(path,'cfg')
app=getattr(Context.g_module,'APPNAME','')
if app:
ver=getattr(Context.g_module,'VERSION','')
if ver:
app="%s (%s)"%(app,ver)
now=time.ctime()
pyver=sys.hexversion
systype=sys.platform
args=" ".join(sys.argv)
wafver=Context.WAFVERSION
abi=Context.ABI
self.to_log(conf_template%vars())
self.msg('Setting top to',self.srcnode.abspath())
self.msg('Setting out to',self.bldnode.abspath())
if id(self.srcnode)==id(self.bldnode):
Logs.warn('Setting top == out (remember to use "update_outputs")')
elif id(self.path)!=id(self.srcnode):
if self.srcnode.is_child_of(self.path):
Logs.warn('Are you certain that you do not want to set top="." ?')
super(ConfigurationContext,self).execute()
self.store()
Context.top_dir=self.srcnode.abspath()
Context.out_dir=self.bldnode.abspath()
env=ConfigSet.ConfigSet()
env['argv']=sys.argv
env['options']=Options.options.__dict__
env.run_dir=Context.run_dir
env.top_dir=Context.top_dir
env.out_dir=Context.out_dir
env['hash']=self.hash
env['files']=self.files
env['environ']=dict(self.environ)
if not self.env.NO_LOCK_IN_RUN:
env.store(os.path.join(Context.run_dir,Options.lockfile))
if not self.env.NO_LOCK_IN_TOP:
env.store(os.path.join(Context.top_dir,Options.lockfile))
if not self.env.NO_LOCK_IN_OUT:
env.store(os.path.join(Context.out_dir,Options.lockfile))
def prepare_env(self,env):
if not env.PREFIX:
if Options.options.prefix or Utils.is_win32:
env.PREFIX=os.path.abspath(os.path.expanduser(Options.options.prefix))
else:
env.PREFIX=''
if not env.BINDIR:
if Options.options.bindir:
env.BINDIR=os.path.abspath(os.path.expanduser(Options.options.bindir))
else:
env.BINDIR=Utils.subst_vars('${PREFIX}/bin',env)
if not env.LIBDIR:
if Options.options.libdir:
env.LIBDIR=os.path.abspath(os.path.expanduser(Options.options.libdir))
else:
env.LIBDIR=Utils.subst_vars('${PREFIX}/lib%s'%Utils.lib64(),env)
def store(self):
n=self.cachedir.make_node('build.config.py')
n.write('version = 0x%x\ntools = %r\n'%(Context.HEXVERSION,self.tools))
if not self.all_envs:
self.fatal('nothing to store in the configuration context!')
for key in self.all_envs:
tmpenv=self.all_envs[key]
tmpenv.store(os.path.join(self.cachedir.abspath(),key+Build.CACHE_SUFFIX))
def load(self,input,tooldir=None,funs=None):
tools=Utils.to_list(input)
if tooldir:tooldir=Utils.to_list(tooldir)
for tool in tools:
mag=(tool,id(self.env),funs)
if mag in self.tool_cache:
self.to_log('(tool %s is already loaded, skipping)'%tool)
continue
self.tool_cache.append(mag)
module=None
try:
module=Context.load_tool(tool,tooldir,ctx=self)
except ImportError ,e:
self.fatal('Could not load the Waf tool %r from %r\n%s'%(tool,sys.path,e))
except Exception ,e:
self.to_log('imp %r (%r & %r)'%(tool,tooldir,funs))
self.to_log(Utils.ex_stack())
raise
if funs is not None:
self.eval_rules(funs)
else:
func=getattr(module,'configure',None)
if func:
if type(func)is type(Utils.readf):func(self)
else:self.eval_rules(func)
self.tools.append({'tool':tool,'tooldir':tooldir,'funs':funs})
def post_recurse(self,node):
super(ConfigurationContext,self).post_recurse(node)
self.hash=Utils.h_list((self.hash,node.read('rb')))
self.files.append(node.abspath())
def eval_rules(self,rules):
self.rules=Utils.to_list(rules)
for x in self.rules:
f=getattr(self,x)
if not f:self.fatal("No such method '%s'."%x)
try:
f()
except Exception ,e:
ret=self.err_handler(x,e)
if ret==BREAK:
break
elif ret==CONTINUE:
continue
else:
raise
def err_handler(self,fun,error):
pass
def conf(f):
def fun(*k,**kw):
mandatory=True
if'mandatory'in kw:
mandatory=kw['mandatory']
del kw['mandatory']
try:
return f(*k,**kw)
except Errors.ConfigurationError:
if mandatory:
raise
setattr(ConfigurationContext,f.__name__,fun)
setattr(Build.BuildContext,f.__name__,fun)
return f
@conf
def add_os_flags(self,var,dest=None):
try:self.env.append_value(dest or var,shlex.split(self.environ[var]))
except KeyError:pass
@conf
def cmd_to_list(self,cmd):
if isinstance(cmd,str)and cmd.find(' '):
try:
os.stat(cmd)
except OSError:
return shlex.split(cmd)
else:
return[cmd]
return cmd
@conf
def check_waf_version(self,mini='1.7.99',maxi='1.9.0',**kw):
self.start_msg('Checking for waf version in %s-%s'%(str(mini),str(maxi)),**kw)
ver=Context.HEXVERSION
if Utils.num2ver(mini)>ver:
self.fatal('waf version should be at least %r (%r found)'%(Utils.num2ver(mini),ver))
if Utils.num2ver(maxi)<ver:
self.fatal('waf version should be at most %r (%r found)'%(Utils.num2ver(maxi),ver))
self.end_msg('ok',**kw)
@conf
def find_file(self,filename,path_list=[]):
for n in Utils.to_list(filename):
for d in Utils.to_list(path_list):
p=os.path.join(d,n)
if os.path.exists(p):
return p
self.fatal('Could not find %r'%filename)
@conf
def find_program(self,filename,**kw):
exts=kw.get('exts',Utils.is_win32 and'.exe,.com,.bat,.cmd'or',.sh,.pl,.py')
environ=kw.get('environ',getattr(self,'environ',os.environ))
ret=''
filename=Utils.to_list(filename)
msg=kw.get('msg',', '.join(filename))
var=kw.get('var','')
if not var:
var=re.sub(r'[-.]','_',filename[0].upper())
path_list=kw.get('path_list','')
if path_list:
path_list=Utils.to_list(path_list)
else:
path_list=environ.get('PATH','').split(os.pathsep)
if var in environ:
filename=environ[var]
if os.path.isfile(filename):
ret=[filename]
else:
ret=self.cmd_to_list(filename)
elif self.env[var]:
ret=self.env[var]
ret=self.cmd_to_list(ret)
else:
if not ret:
ret=self.find_binary(filename,exts.split(','),path_list)
if not ret and Utils.winreg:
ret=Utils.get_registry_app_path(Utils.winreg.HKEY_CURRENT_USER,filename)
if not ret and Utils.winreg:
ret=Utils.get_registry_app_path(Utils.winreg.HKEY_LOCAL_MACHINE,filename)
ret=self.cmd_to_list(ret)
if ret:
if len(ret)==1:
retmsg=ret[0]
else:
retmsg=ret
else:
retmsg=False
self.msg("Checking for program '%s'"%msg,retmsg,**kw)
if not kw.get('quiet',None):
self.to_log('find program=%r paths=%r var=%r -> %r'%(filename,path_list,var,ret))
if not ret:
self.fatal(kw.get('errmsg','')or'Could not find the program %r'%filename)
interpreter=kw.get('interpreter',None)
if interpreter is None:
if not Utils.check_exe(ret[0],env=environ):
self.fatal('Program %r is not executable'%ret)
self.env[var]=ret
else:
self.env[var]=self.env[interpreter]+ret
return ret
@conf
def find_binary(self,filenames,exts,paths):
for f in filenames:
for ext in exts:
exe_name=f+ext
if os.path.isabs(exe_name):
if os.path.isfile(exe_name):
return exe_name
else:
for path in paths:
x=os.path.expanduser(os.path.join(path,exe_name))
if os.path.isfile(x):
return x
return None
@conf
def run_build(self,*k,**kw):
lst=[str(v)for(p,v)in kw.items()if p!='env']
h=Utils.h_list(lst)
dir=self.bldnode.abspath()+os.sep+(not Utils.is_win32 and'.'or'')+'conf_check_'+Utils.to_hex(h)
try:
os.makedirs(dir)
except OSError:
pass
try:
os.stat(dir)
except OSError:
self.fatal('cannot use the configuration test folder %r'%dir)
cachemode=getattr(Options.options,'confcache',None)
if cachemode==1:
try:
proj=ConfigSet.ConfigSet(os.path.join(dir,'cache_run_build'))
except OSError:
pass
except IOError:
pass
else:
ret=proj['cache_run_build']
if isinstance(ret,str)and ret.startswith('Test does not build'):
self.fatal(ret)
return ret
bdir=os.path.join(dir,'testbuild')
if not os.path.exists(bdir):
os.makedirs(bdir)
self.test_bld=bld=Build.BuildContext(top_dir=dir,out_dir=bdir)
bld.init_dirs()
bld.progress_bar=0
bld.targets='*'
bld.logger=self.logger
bld.all_envs.update(self.all_envs)
bld.env=kw['env']
bld.kw=kw
bld.conf=self
kw['build_fun'](bld)
ret=-1
try:
try:
bld.compile()
except Errors.WafError:
ret='Test does not build: %s'%Utils.ex_stack()
self.fatal(ret)
else:
ret=getattr(bld,'retval',0)
finally:
if cachemode==1:
proj=ConfigSet.ConfigSet()
proj['cache_run_build']=ret
proj.store(os.path.join(dir,'cache_run_build'))
else:
shutil.rmtree(dir)
return ret
@conf
def ret_msg(self,msg,args):
if isinstance(msg,str):
return msg
return msg(args)
@conf
def test(self,*k,**kw):
if not'env'in kw:
kw['env']=self.env.derive()
if kw.get('validate',None):
kw['validate'](kw)
self.start_msg(kw['msg'],**kw)
ret=None
try:
ret=self.run_build(*k,**kw)
except self.errors.ConfigurationError:
self.end_msg(kw['errmsg'],'YELLOW',**kw)
if Logs.verbose>1:
raise
else:
self.fatal('The configuration failed')
else:
kw['success']=ret
if kw.get('post_check',None):
ret=kw['post_check'](kw)
if ret:
self.end_msg(kw['errmsg'],'YELLOW',**kw)
self.fatal('The configuration failed %r'%ret)
else:
self.end_msg(self.ret_msg(kw['okmsg'],kw),**kw)
return ret