midori/waf-modules/wafadmin/Tools/config_c.py
2013-10-23 20:26:27 -07:00

532 lines
15 KiB
Python

#! /usr/bin/env python
# encoding: utf-8
import sys
if sys.hexversion < 0x020400f0: from sets import Set as set
import os,imp,sys,shlex,shutil
from Utils import md5
import Build,Utils,Configure,Task,Options,Logs,TaskGen
from Constants import*
from Configure import conf,conftest
cfg_ver={'atleast-version':'>=','exact-version':'==','max-version':'<=',}
SNIP1='''
int main() {
void *p;
p=(void*)(%s);
return 0;
}
'''
SNIP2='''
int main() {
if ((%(type_name)s *) 0) return 0;
if (sizeof (%(type_name)s)) return 0;
}
'''
SNIP3='''
int main() {
return 0;
}
'''
def parse_flags(line,uselib,env):
lst=shlex.split(line)
while lst:
x=lst.pop(0)
st=x[:2]
ot=x[2:]
if st=='-I'or st=='/I':
if not ot:ot=lst.pop(0)
env.append_unique('CPPPATH_'+uselib,ot)
elif st=='-D':
if not ot:ot=lst.pop(0)
env.append_unique('CXXDEFINES_'+uselib,ot)
env.append_unique('CCDEFINES_'+uselib,ot)
elif st=='-l':
if not ot:ot=lst.pop(0)
env.append_unique('LIB_'+uselib,ot)
elif st=='-L':
if not ot:ot=lst.pop(0)
env.append_unique('LIBPATH_'+uselib,ot)
elif x=='-pthread'or x.startswith('+'):
env.append_unique('CCFLAGS_'+uselib,x)
env.append_unique('CXXFLAGS_'+uselib,x)
env.append_unique('LINKFLAGS_'+uselib,x)
elif x=='-framework':
env.append_unique('FRAMEWORK_'+uselib,lst.pop(0))
elif x.startswith('-F'):
env.append_unique('FRAMEWORKPATH_'+uselib,x[2:])
elif x.startswith('-std'):
env.append_unique('CCFLAGS_'+uselib,x)
env.append_unique('CXXFLAGS_'+uselib,x)
env.append_unique('LINKFLAGS_'+uselib,x)
elif x.startswith('-Wl'):
env.append_unique('LINKFLAGS_'+uselib,x)
elif x.startswith('-m')or x.startswith('-f'):
env.append_unique('CCFLAGS_'+uselib,x)
env.append_unique('CXXFLAGS_'+uselib,x)
def ret_msg(self,f,kw):
if isinstance(f,str):
return f
return f(kw)
def validate_cfg(self,kw):
if not'path'in kw:
kw['path']='pkg-config --errors-to-stdout --print-errors'
if'atleast_pkgconfig_version'in kw:
if not'msg'in kw:
kw['msg']='Checking for pkg-config version >= %s'%kw['atleast_pkgconfig_version']
return
if'modversion'in kw:
return
if'variables'in kw:
if not'msg'in kw:
kw['msg']='Checking for %s variables'%kw['package']
return
for x in cfg_ver.keys():
y=x.replace('-','_')
if y in kw:
if not'package'in kw:
raise ValueError('%s requires a package'%x)
if not'msg'in kw:
kw['msg']='Checking for %s %s %s'%(kw['package'],cfg_ver[x],kw[y])
return
if not'msg'in kw:
kw['msg']='Checking for %s'%(kw['package']or kw['path'])
if not'okmsg'in kw:
kw['okmsg']='yes'
if not'errmsg'in kw:
kw['errmsg']='not found'
def cmd_and_log(self,cmd,kw):
Logs.debug('runner: %s\n'%cmd)
if self.log:
self.log.write('%s\n'%cmd)
try:
p=Utils.pproc.Popen(cmd,stdout=Utils.pproc.PIPE,stderr=Utils.pproc.PIPE,shell=True)
(out,err)=p.communicate()
except OSError,e:
self.log.write('error %r'%e)
self.fatal(str(e))
out=str(out)
err=str(err)
if self.log:
self.log.write(out)
self.log.write(err)
if p.returncode:
if not kw.get('errmsg',''):
if kw.get('mandatory',False):
kw['errmsg']=out.strip()
else:
kw['errmsg']='no'
self.fatal('fail')
return out
def exec_cfg(self,kw):
if'atleast_pkgconfig_version'in kw:
cmd='%s --atleast-pkgconfig-version=%s'%(kw['path'],kw['atleast_pkgconfig_version'])
self.cmd_and_log(cmd,kw)
if not'okmsg'in kw:
kw['okmsg']='yes'
return
for x in cfg_ver:
y=x.replace('-','_')
if y in kw:
self.cmd_and_log('%s --%s=%s %s'%(kw['path'],x,kw[y],kw['package']),kw)
if not'okmsg'in kw:
kw['okmsg']='yes'
self.define(self.have_define(kw.get('uselib_store',kw['package'])),1,0)
break
if'modversion'in kw:
version=self.cmd_and_log('%s --modversion %s'%(kw['path'],kw['modversion']),kw).strip()
self.define('%s_VERSION'%Utils.quote_define_name(kw.get('uselib_store',kw['modversion'])),version)
return version
if'variables'in kw:
env=kw.get('env',self.env)
uselib=kw.get('uselib_store',kw['package'].upper())
vars=Utils.to_list(kw['variables'])
for v in vars:
val=self.cmd_and_log('%s --variable=%s %s'%(kw['path'],v,kw['package']),kw).strip()
var='%s_%s'%(uselib,v)
env[var]=val
if not'okmsg'in kw:
kw['okmsg']='yes'
return
lst=[kw['path']]
defi=kw.get('define_variable',None)
if not defi:
defi=self.env.PKG_CONFIG_DEFINES or{}
for key,val in defi.iteritems():
lst.append('--define-variable=%s=%s'%(key,val))
lst.append(kw.get('args',''))
lst.append(kw['package'])
cmd=' '.join(lst)
ret=self.cmd_and_log(cmd,kw)
if not'okmsg'in kw:
kw['okmsg']='yes'
self.define(self.have_define(kw.get('uselib_store',kw['package'])),1,0)
parse_flags(ret,kw.get('uselib_store',kw['package'].upper()),kw.get('env',self.env))
return ret
def check_cfg(self,*k,**kw):
self.validate_cfg(kw)
if'msg'in kw:
self.check_message_1(kw['msg'])
ret=None
try:
ret=self.exec_cfg(kw)
except Configure.ConfigurationError,e:
if'errmsg'in kw:
self.check_message_2(kw['errmsg'],'YELLOW')
if'mandatory'in kw and kw['mandatory']:
if Logs.verbose>1:
raise
else:
self.fatal('the configuration failed (see %r)'%self.log.name)
else:
kw['success']=ret
if'okmsg'in kw:
self.check_message_2(self.ret_msg(kw['okmsg'],kw))
return ret
def validate_c(self,kw):
if not'env'in kw:
kw['env']=self.env.copy()
env=kw['env']
if not'compiler'in kw:
kw['compiler']='cc'
if env['CXX_NAME']and Task.TaskBase.classes.get('cxx',None):
kw['compiler']='cxx'
if not self.env['CXX']:
self.fatal('a c++ compiler is required')
else:
if not self.env['CC']:
self.fatal('a c compiler is required')
if not'type'in kw:
kw['type']='cprogram'
assert not(kw['type']!='cprogram'and kw.get('execute',0)),'can only execute programs'
def to_header(dct):
if'header_name'in dct:
dct=Utils.to_list(dct['header_name'])
return''.join(['#include <%s>\n'%x for x in dct])
return''
if not'compile_mode'in kw:
kw['compile_mode']=(kw['compiler']=='cxx')and'cxx'or'cc'
if not'compile_filename'in kw:
kw['compile_filename']='test.c'+((kw['compile_mode']=='cxx')and'pp'or'')
if'framework_name'in kw:
try:TaskGen.task_gen.create_task_macapp
except AttributeError:self.fatal('frameworks require the osx tool')
fwkname=kw['framework_name']
if not'uselib_store'in kw:
kw['uselib_store']=fwkname.upper()
if not kw.get('no_header',False):
if not'header_name'in kw:
kw['header_name']=[]
fwk='%s/%s.h'%(fwkname,fwkname)
if kw.get('remove_dot_h',None):
fwk=fwk[:-2]
kw['header_name']=Utils.to_list(kw['header_name'])+[fwk]
kw['msg']='Checking for framework %s'%fwkname
kw['framework']=fwkname
if'function_name'in kw:
fu=kw['function_name']
if not'msg'in kw:
kw['msg']='Checking for function %s'%fu
kw['code']=to_header(kw)+SNIP1%fu
if not'uselib_store'in kw:
kw['uselib_store']=fu.upper()
if not'define_name'in kw:
kw['define_name']=self.have_define(fu)
elif'type_name'in kw:
tu=kw['type_name']
if not'msg'in kw:
kw['msg']='Checking for type %s'%tu
if not'header_name'in kw:
kw['header_name']='stdint.h'
kw['code']=to_header(kw)+SNIP2%{'type_name':tu}
if not'define_name'in kw:
kw['define_name']=self.have_define(tu.upper())
elif'header_name'in kw:
if not'msg'in kw:
kw['msg']='Checking for header %s'%kw['header_name']
l=Utils.to_list(kw['header_name'])
assert len(l)>0,'list of headers in header_name is empty'
kw['code']=to_header(kw)+SNIP3
if not'uselib_store'in kw:
kw['uselib_store']=l[0].upper()
if not'define_name'in kw:
kw['define_name']=self.have_define(l[0])
if'lib'in kw:
if not'msg'in kw:
kw['msg']='Checking for library %s'%kw['lib']
if not'uselib_store'in kw:
kw['uselib_store']=kw['lib'].upper()
if'staticlib'in kw:
if not'msg'in kw:
kw['msg']='Checking for static library %s'%kw['staticlib']
if not'uselib_store'in kw:
kw['uselib_store']=kw['staticlib'].upper()
if'fragment'in kw:
kw['code']=kw['fragment']
if not'msg'in kw:
kw['msg']='Checking for custom code'
if not'errmsg'in kw:
kw['errmsg']='no'
for(flagsname,flagstype)in[('cxxflags','compiler'),('cflags','compiler'),('linkflags','linker')]:
if flagsname in kw:
if not'msg'in kw:
kw['msg']='Checking for %s flags %s'%(flagstype,kw[flagsname])
if not'errmsg'in kw:
kw['errmsg']='no'
if not'execute'in kw:
kw['execute']=False
if not'errmsg'in kw:
kw['errmsg']='not found'
if not'okmsg'in kw:
kw['okmsg']='yes'
if not'code'in kw:
kw['code']=SNIP3
if not kw.get('success'):kw['success']=None
assert'msg'in kw,'invalid parameters, read http://freehackers.org/~tnagy/wafbook/single.html#config_helpers_c'
def post_check(self,*k,**kw):
is_success=False
if kw['execute']:
if kw['success']is not None:
is_success=True
else:
is_success=(kw['success']==0)
if'define_name'in kw:
if'header_name'in kw or'function_name'in kw or'type_name'in kw or'fragment'in kw:
if kw['execute']:
key=kw['success']
if isinstance(key,str):
if key:
self.define(kw['define_name'],key,quote=kw.get('quote',1))
else:
self.define_cond(kw['define_name'],True)
else:
self.define_cond(kw['define_name'],False)
else:
self.define_cond(kw['define_name'],is_success)
if is_success and'uselib_store'in kw:
import cc,cxx
for k in set(cc.g_cc_flag_vars).union(cxx.g_cxx_flag_vars):
lk=k.lower()
if k=='CPPPATH':lk='includes'
if k=='CXXDEFINES':lk='defines'
if k=='CCDEFINES':lk='defines'
if lk in kw:
val=kw[lk]
if isinstance(val,str):
val=val.rstrip(os.path.sep)
self.env.append_unique(k+'_'+kw['uselib_store'],val)
def check(self,*k,**kw):
self.validate_c(kw)
self.check_message_1(kw['msg'])
ret=None
try:
ret=self.run_c_code(*k,**kw)
except Configure.ConfigurationError,e:
self.check_message_2(kw['errmsg'],'YELLOW')
if'mandatory'in kw and kw['mandatory']:
if Logs.verbose>1:
raise
else:
self.fatal('the configuration failed (see %r)'%self.log.name)
else:
kw['success']=ret
self.check_message_2(self.ret_msg(kw['okmsg'],kw))
self.post_check(*k,**kw)
if not kw.get('execute',False):
return ret==0
return ret
def run_c_code(self,*k,**kw):
test_f_name=kw['compile_filename']
k=0
while k<10000:
dir=os.path.join(self.blddir,'.conf_check_%d'%k)
try:
shutil.rmtree(dir)
except OSError:
pass
try:
os.stat(dir)
except OSError:
break
k+=1
try:
os.makedirs(dir)
except:
self.fatal('cannot create a configuration test folder %r'%dir)
try:
os.stat(dir)
except:
self.fatal('cannot use the configuration test folder %r'%dir)
bdir=os.path.join(dir,'testbuild')
if not os.path.exists(bdir):
os.makedirs(bdir)
env=kw['env']
dest=open(os.path.join(dir,test_f_name),'w')
dest.write(kw['code'])
dest.close()
back=os.path.abspath('.')
bld=Build.BuildContext()
bld.log=self.log
bld.all_envs.update(self.all_envs)
bld.all_envs['default']=env
bld.lst_variants=bld.all_envs.keys()
bld.load_dirs(dir,bdir)
os.chdir(dir)
bld.rescan(bld.srcnode)
if not'features'in kw:
kw['features']=[kw['compile_mode'],kw['type']]
o=bld(features=kw['features'],source=test_f_name,target='testprog')
for k,v in kw.iteritems():
setattr(o,k,v)
self.log.write("==>\n%s\n<==\n"%kw['code'])
try:
bld.compile()
except Utils.WafError:
ret=Utils.ex_stack()
else:
ret=0
os.chdir(back)
if ret:
self.log.write('command returned %r'%ret)
self.fatal(str(ret))
if kw['execute']:
lastprog=o.link_task.outputs[0].abspath(env)
args=Utils.to_list(kw.get('exec_args',[]))
proc=Utils.pproc.Popen([lastprog]+args,stdout=Utils.pproc.PIPE,stderr=Utils.pproc.PIPE)
(out,err)=proc.communicate()
w=self.log.write
w(str(out))
w('\n')
w(str(err))
w('\n')
w('returncode %r'%proc.returncode)
w('\n')
if proc.returncode:
self.fatal(Utils.ex_stack())
ret=out
return ret
def check_cxx(self,*k,**kw):
kw['compiler']='cxx'
return self.check(*k,**kw)
def check_cc(self,*k,**kw):
kw['compiler']='cc'
return self.check(*k,**kw)
def define(self,define,value,quote=1):
assert define and isinstance(define,str)
tbl=self.env[DEFINES]or Utils.ordered_dict()
if isinstance(value,str):
if quote:
tbl[define]='"%s"'%repr('"'+value)[2:-1].replace('"','\\"')
else:
tbl[define]=value
elif isinstance(value,int):
tbl[define]=value
else:
raise TypeError('define %r -> %r must be a string or an int'%(define,value))
self.env[DEFINES]=tbl
self.env[define]=value
def undefine(self,define):
assert define and isinstance(define,str)
tbl=self.env[DEFINES]or Utils.ordered_dict()
value=UNDEFINED
tbl[define]=value
self.env[DEFINES]=tbl
self.env[define]=value
def define_cond(self,name,value):
if value:
self.define(name,1)
else:
self.undefine(name)
def is_defined(self,key):
defines=self.env[DEFINES]
if not defines:
return False
try:
value=defines[key]
except KeyError:
return False
else:
return value!=UNDEFINED
def get_define(self,define):
try:return self.env[DEFINES][define]
except KeyError:return None
def have_define(self,name):
return self.__dict__.get('HAVE_PAT','HAVE_%s')%Utils.quote_define_name(name)
def write_config_header(self,configfile='',env='',guard='',top=False):
if not configfile:configfile=WAF_CONFIG_H
waf_guard=guard or'_%s_WAF'%Utils.quote_define_name(configfile)
if not env:env=self.env
if top:
diff=''
else:
diff=Utils.diff_path(self.srcdir,self.curdir)
full=os.sep.join([self.blddir,env.variant(),diff,configfile])
full=os.path.normpath(full)
(dir,base)=os.path.split(full)
try:os.makedirs(dir)
except:pass
dest=open(full,'w')
dest.write('/* Configuration header created by Waf - do not edit */\n')
dest.write('#ifndef %s\n#define %s\n\n'%(waf_guard,waf_guard))
dest.write(self.get_config_header())
env.append_unique(CFG_FILES,os.path.join(diff,configfile))
dest.write('\n#endif /* %s */\n'%waf_guard)
dest.close()
def get_config_header(self):
config_header=[]
tbl=self.env[DEFINES]or Utils.ordered_dict()
for key in tbl.allkeys:
value=tbl[key]
if value is None:
config_header.append('#define %s'%key)
elif value is UNDEFINED:
config_header.append('/* #undef %s */'%key)
else:
config_header.append('#define %s %s'%(key,value))
return"\n".join(config_header)
def find_cpp(conf):
v=conf.env
cpp=None
if v['CPP']:cpp=v['CPP']
elif'CPP'in conf.environ:cpp=conf.environ['CPP']
if not cpp:cpp=conf.find_program('cpp',var='CPP')
if not cpp:cpp=v['CC']
if not cpp:cpp=v['CXX']
v['CPP']=cpp
def cc_add_flags(conf):
conf.add_os_flags('CFLAGS','CCFLAGS')
conf.add_os_flags('CPPFLAGS')
def cxx_add_flags(conf):
conf.add_os_flags('CXXFLAGS')
conf.add_os_flags('CPPFLAGS')
def link_add_flags(conf):
conf.add_os_flags('LINKFLAGS')
conf.add_os_flags('LDFLAGS','LINKFLAGS')
def cc_load_tools(conf):
conf.check_tool('cc')
def cxx_load_tools(conf):
conf.check_tool('cxx')
conf(ret_msg)
conf(validate_cfg)
conf(cmd_and_log)
conf(exec_cfg)
conf(check_cfg)
conf(validate_c)
conf(post_check)
conf(check)
conf(run_c_code)
conf(check_cxx)
conf(check_cc)
conf(define)
conf(undefine)
conf(define_cond)
conf(is_defined)
conf(get_define)
conf(have_define)
conf(write_config_header)
conf(get_config_header)
conftest(find_cpp)
conftest(cc_add_flags)
conftest(cxx_add_flags)
conftest(link_add_flags)
conftest(cc_load_tools)
conftest(cxx_load_tools)