+++ /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 os,sys
-from waflib import Utils,Options,Errors,Logs
-from waflib.TaskGen import extension,before_method,after_method,feature
-from waflib.Configure import conf
-FRAG='''
-#include <Python.h>
-#ifdef __cplusplus
-extern "C" {
-#endif
- void Py_Initialize(void);
- void Py_Finalize(void);
-#ifdef __cplusplus
-}
-#endif
-int main(int argc, char **argv)
-{
- (void)argc; (void)argv;
- Py_Initialize();
- Py_Finalize();
- return 0;
-}
-'''
-INST='''
-import sys, py_compile
-py_compile.compile(sys.argv[1], sys.argv[2], sys.argv[3])
-'''
-DISTUTILS_IMP=['from distutils.sysconfig import get_config_var, get_python_lib']
-@extension('.py')
-def process_py(self,node):
- try:
- if not self.bld.is_install:
- return
- except AttributeError:
- return
- try:
- if not self.install_path:
- return
- except AttributeError:
- self.install_path='${PYTHONDIR}'
- def inst_py(ctx):
- install_from=getattr(self,'install_from',None)
- if install_from:
- install_from=self.path.find_dir(install_from)
- install_pyfile(self,node,install_from)
- self.bld.add_post_fun(inst_py)
-def install_pyfile(self,node,install_from=None):
- from_node=install_from or node.parent
- tsk=self.bld.install_as(self.install_path+'/'+node.path_from(from_node),node,postpone=False)
- path=tsk.get_install_path()
- if self.bld.is_install<0:
- Logs.info("+ removing byte compiled python files")
- for x in'co':
- try:
- os.remove(path+x)
- except OSError:
- pass
- if self.bld.is_install>0:
- try:
- st1=os.stat(path)
- except OSError:
- Logs.error('The python file is missing, this should not happen')
- for x in['c','o']:
- do_inst=self.env['PY'+x.upper()]
- try:
- st2=os.stat(path+x)
- except OSError:
- pass
- else:
- if st1.st_mtime<=st2.st_mtime:
- do_inst=False
- if do_inst:
- lst=(x=='o')and[self.env['PYFLAGS_OPT']]or[]
- (a,b,c)=(path,path+x,tsk.get_install_path(destdir=False)+x)
- argv=self.env['PYTHON']+lst+['-c',INST,a,b,c]
- Logs.info('+ byte compiling %r'%(path+x))
- env=self.env.env or None
- ret=Utils.subprocess.Popen(argv,env=env).wait()
- if ret:
- raise Errors.WafError('py%s compilation failed %r'%(x,path))
-@feature('py')
-def feature_py(self):
- pass
-@feature('pyext')
-@before_method('propagate_uselib_vars','apply_link')
-@after_method('apply_bundle')
-def init_pyext(self):
- self.uselib=self.to_list(getattr(self,'uselib',[]))
- if not'PYEXT'in self.uselib:
- self.uselib.append('PYEXT')
- self.env.cshlib_PATTERN=self.env.cxxshlib_PATTERN=self.env.macbundle_PATTERN=self.env.pyext_PATTERN
- self.env.fcshlib_PATTERN=self.env.dshlib_PATTERN=self.env.pyext_PATTERN
- try:
- if not self.install_path:
- return
- except AttributeError:
- self.install_path='${PYTHONARCHDIR}'
-@feature('pyext')
-@before_method('apply_link','apply_bundle')
-def set_bundle(self):
- if Utils.unversioned_sys_platform()=='darwin':
- self.mac_bundle=True
-@before_method('propagate_uselib_vars')
-@feature('pyembed')
-def init_pyembed(self):
- self.uselib=self.to_list(getattr(self,'uselib',[]))
- if not'PYEMBED'in self.uselib:
- self.uselib.append('PYEMBED')
-@conf
-def get_python_variables(self,variables,imports=None):
- if not imports:
- try:
- imports=self.python_imports
- except AttributeError:
- imports=DISTUTILS_IMP
- program=list(imports)
- program.append('')
- for v in variables:
- program.append("print(repr(%s))"%v)
- os_env=dict(os.environ)
- try:
- del os_env['MACOSX_DEPLOYMENT_TARGET']
- except KeyError:
- pass
- try:
- out=self.cmd_and_log(self.env.PYTHON+['-c','\n'.join(program)],env=os_env)
- except Errors.WafError:
- self.fatal('The distutils module is unusable: install "python-devel"?')
- self.to_log(out)
- return_values=[]
- for s in out.split('\n'):
- s=s.strip()
- if not s:
- continue
- if s=='None':
- return_values.append(None)
- elif(s[0]=="'"and s[-1]=="'")or(s[0]=='"'and s[-1]=='"'):
- return_values.append(eval(s))
- elif s[0].isdigit():
- return_values.append(int(s))
- else:break
- return return_values
-@conf
-def check_python_headers(conf):
- env=conf.env
- if not env['CC_NAME']and not env['CXX_NAME']:
- conf.fatal('load a compiler first (gcc, g++, ..)')
- if not env['PYTHON_VERSION']:
- conf.check_python_version()
- pybin=conf.env.PYTHON
- if not pybin:
- conf.fatal('Could not find the python executable')
- v='prefix SO LDFLAGS LIBDIR LIBPL INCLUDEPY Py_ENABLE_SHARED MACOSX_DEPLOYMENT_TARGET LDSHARED CFLAGS'.split()
- try:
- lst=conf.get_python_variables(["get_config_var('%s') or ''"%x for x in v])
- except RuntimeError:
- conf.fatal("Python development headers not found (-v for details).")
- vals=['%s = %r'%(x,y)for(x,y)in zip(v,lst)]
- conf.to_log("Configuration returned from %r:\n%r\n"%(pybin,'\n'.join(vals)))
- dct=dict(zip(v,lst))
- x='MACOSX_DEPLOYMENT_TARGET'
- if dct[x]:
- conf.env[x]=conf.environ[x]=dct[x]
- env['pyext_PATTERN']='%s'+dct['SO']
- all_flags=dct['LDFLAGS']+' '+dct['CFLAGS']
- conf.parse_flags(all_flags,'PYEMBED')
- all_flags=dct['LDFLAGS']+' '+dct['LDSHARED']+' '+dct['CFLAGS']
- conf.parse_flags(all_flags,'PYEXT')
- result=None
- for name in('python'+env['PYTHON_VERSION'],'python'+env['PYTHON_VERSION']+'m','python'+env['PYTHON_VERSION'].replace('.','')):
- if not result and env['LIBPATH_PYEMBED']:
- path=env['LIBPATH_PYEMBED']
- conf.to_log("\n\n# Trying default LIBPATH_PYEMBED: %r\n"%path)
- result=conf.check(lib=name,uselib='PYEMBED',libpath=path,mandatory=False,msg='Checking for library %s in LIBPATH_PYEMBED'%name)
- if not result and dct['LIBDIR']:
- path=[dct['LIBDIR']]
- conf.to_log("\n\n# try again with -L$python_LIBDIR: %r\n"%path)
- result=conf.check(lib=name,uselib='PYEMBED',libpath=path,mandatory=False,msg='Checking for library %s in LIBDIR'%name)
- if not result and dct['LIBPL']:
- path=[dct['LIBPL']]
- conf.to_log("\n\n# try again with -L$python_LIBPL (some systems don't install the python library in $prefix/lib)\n")
- result=conf.check(lib=name,uselib='PYEMBED',libpath=path,mandatory=False,msg='Checking for library %s in python_LIBPL'%name)
- if not result:
- path=[os.path.join(dct['prefix'],"libs")]
- conf.to_log("\n\n# try again with -L$prefix/libs, and pythonXY name rather than pythonX.Y (win32)\n")
- result=conf.check(lib=name,uselib='PYEMBED',libpath=path,mandatory=False,msg='Checking for library %s in $prefix/libs'%name)
- if result:
- break
- if result:
- env['LIBPATH_PYEMBED']=path
- env.append_value('LIB_PYEMBED',[name])
- else:
- conf.to_log("\n\n### LIB NOT FOUND\n")
- if(Utils.is_win32 or sys.platform.startswith('os2')or dct['Py_ENABLE_SHARED']):
- env['LIBPATH_PYEXT']=env['LIBPATH_PYEMBED']
- env['LIB_PYEXT']=env['LIB_PYEMBED']
- num='.'.join(env['PYTHON_VERSION'].split('.')[:2])
- conf.find_program([''.join(pybin)+'-config','python%s-config'%num,'python-config-%s'%num,'python%sm-config'%num],var='PYTHON_CONFIG',mandatory=False)
- includes=[]
- if conf.env.PYTHON_CONFIG:
- for incstr in conf.cmd_and_log([conf.env.PYTHON_CONFIG,'--includes']).strip().split():
- if(incstr.startswith('-I')or incstr.startswith('/I')):
- incstr=incstr[2:]
- if incstr not in includes:
- includes.append(incstr)
- conf.to_log("Include path for Python extensions (found via python-config --includes): %r\n"%(includes,))
- env['INCLUDES_PYEXT']=includes
- env['INCLUDES_PYEMBED']=includes
- else:
- conf.to_log("Include path for Python extensions ""(found via distutils module): %r\n"%(dct['INCLUDEPY'],))
- env['INCLUDES_PYEXT']=[dct['INCLUDEPY']]
- env['INCLUDES_PYEMBED']=[dct['INCLUDEPY']]
- if env['CC_NAME']=='gcc':
- env.append_value('CFLAGS_PYEMBED',['-fno-strict-aliasing'])
- env.append_value('CFLAGS_PYEXT',['-fno-strict-aliasing'])
- if env['CXX_NAME']=='gcc':
- env.append_value('CXXFLAGS_PYEMBED',['-fno-strict-aliasing'])
- env.append_value('CXXFLAGS_PYEXT',['-fno-strict-aliasing'])
- if env.CC_NAME=="msvc":
- from distutils.msvccompiler import MSVCCompiler
- dist_compiler=MSVCCompiler()
- dist_compiler.initialize()
- env.append_value('CFLAGS_PYEXT',dist_compiler.compile_options)
- env.append_value('CXXFLAGS_PYEXT',dist_compiler.compile_options)
- env.append_value('LINKFLAGS_PYEXT',dist_compiler.ldflags_shared)
- try:
- conf.check(header_name='Python.h',define_name='HAVE_PYTHON_H',uselib='PYEMBED',fragment=FRAG,errmsg=':-(')
- except conf.errors.ConfigurationError:
- xx=conf.env.CXX_NAME and'cxx'or'c'
- flags=['--cflags','--libs','--ldflags']
- for f in flags:
- conf.check_cfg(msg='Asking python-config for pyembed %s flags'%f,path=conf.env.PYTHON_CONFIG,package='',uselib_store='PYEMBED',args=[f])
- conf.check(header_name='Python.h',define_name='HAVE_PYTHON_H',msg='Getting pyembed flags from python-config',fragment=FRAG,errmsg='Could not build a python embedded interpreter',features='%s %sprogram pyembed'%(xx,xx))
- for f in flags:
- conf.check_cfg(msg='Asking python-config for pyext %s flags'%f,path=conf.env.PYTHON_CONFIG,package='',uselib_store='PYEXT',args=[f])
- conf.check(header_name='Python.h',define_name='HAVE_PYTHON_H',msg='Getting pyext flags from python-config',features='%s %sshlib pyext'%(xx,xx),fragment=FRAG,errmsg='Could not build python extensions')
-@conf
-def check_python_version(conf,minver=None):
- assert minver is None or isinstance(minver,tuple)
- pybin=conf.env['PYTHON']
- if not pybin:
- conf.fatal('could not find the python executable')
- cmd=pybin+['-c','import sys\nfor x in sys.version_info: print(str(x))']
- Logs.debug('python: Running python command %r'%cmd)
- lines=conf.cmd_and_log(cmd).split()
- assert len(lines)==5,"found %i lines, expected 5: %r"%(len(lines),lines)
- pyver_tuple=(int(lines[0]),int(lines[1]),int(lines[2]),lines[3],int(lines[4]))
- result=(minver is None)or(pyver_tuple>=minver)
- if result:
- pyver='.'.join([str(x)for x in pyver_tuple[:2]])
- conf.env['PYTHON_VERSION']=pyver
- if'PYTHONDIR'in conf.environ:
- pydir=conf.environ['PYTHONDIR']
- else:
- if Utils.is_win32:
- (python_LIBDEST,pydir)=conf.get_python_variables(["get_config_var('LIBDEST') or ''","get_python_lib(standard_lib=0, prefix=%r) or ''"%conf.env['PREFIX']])
- else:
- python_LIBDEST=None
- (pydir,)=conf.get_python_variables(["get_python_lib(standard_lib=0, prefix=%r) or ''"%conf.env['PREFIX']])
- if python_LIBDEST is None:
- if conf.env['LIBDIR']:
- python_LIBDEST=os.path.join(conf.env['LIBDIR'],"python"+pyver)
- else:
- python_LIBDEST=os.path.join(conf.env['PREFIX'],"lib","python"+pyver)
- if'PYTHONARCHDIR'in conf.environ:
- pyarchdir=conf.environ['PYTHONARCHDIR']
- else:
- (pyarchdir,)=conf.get_python_variables(["get_python_lib(plat_specific=1, standard_lib=0, prefix=%r) or ''"%conf.env['PREFIX']])
- if not pyarchdir:
- pyarchdir=pydir
- if hasattr(conf,'define'):
- conf.define('PYTHONDIR',pydir)
- conf.define('PYTHONARCHDIR',pyarchdir)
- conf.env['PYTHONDIR']=pydir
- conf.env['PYTHONARCHDIR']=pyarchdir
- pyver_full='.'.join(map(str,pyver_tuple[:3]))
- if minver is None:
- conf.msg('Checking for python version',pyver_full)
- else:
- minver_str='.'.join(map(str,minver))
- conf.msg('Checking for python version',pyver_tuple,">= %s"%(minver_str,)and'GREEN'or'YELLOW')
- if not result:
- conf.fatal('The python version is too old, expecting %r'%(minver,))
-PYTHON_MODULE_TEMPLATE='''
-import %s as current_module
-version = getattr(current_module, '__version__', None)
-if version is not None:
- print(str(version))
-else:
- print('unknown version')
-'''
-@conf
-def check_python_module(conf,module_name,condition=''):
- msg='Python module %s'%module_name
- if condition:
- msg='%s (%s)'%(msg,condition)
- conf.start_msg(msg)
- try:
- ret=conf.cmd_and_log(conf.env['PYTHON']+['-c',PYTHON_MODULE_TEMPLATE%module_name])
- except Exception:
- conf.end_msg(False)
- conf.fatal('Could not find the python module %r'%module_name)
- ret=ret.strip()
- if condition:
- conf.end_msg(ret)
- if ret=='unknown version':
- conf.fatal('Could not check the %s version'%module_name)
- from distutils.version import LooseVersion
- def num(*k):
- if isinstance(k[0],int):
- return LooseVersion('.'.join([str(x)for x in k]))
- else:
- return LooseVersion(k[0])
- d={'num':num,'ver':LooseVersion(ret)}
- ev=eval(condition,{},d)
- if not ev:
- conf.fatal('The %s version does not satisfy the requirements'%module_name)
- else:
- if ret=='unknown version':
- conf.end_msg(True)
- else:
- conf.end_msg(ret)
-def configure(conf):
- try:
- conf.find_program('python',var='PYTHON')
- except conf.errors.ConfigurationError:
- Logs.warn("could not find a python executable, setting to sys.executable '%s'"%sys.executable)
- conf.env.PYTHON=sys.executable
- if conf.env.PYTHON!=sys.executable:
- Logs.warn("python executable %r differs from system %r"%(conf.env.PYTHON,sys.executable))
- conf.env.PYTHON=conf.cmd_to_list(conf.env.PYTHON)
- v=conf.env
- v['PYCMD']='"import sys, py_compile;py_compile.compile(sys.argv[1], sys.argv[2])"'
- v['PYFLAGS']=''
- v['PYFLAGS_OPT']='-O'
- v['PYC']=getattr(Options.options,'pyc',1)
- v['PYO']=getattr(Options.options,'pyo',1)
-def options(opt):
- opt.add_option('--nopyc',action='store_false',default=1,help='Do not install bytecode compiled .pyc files (configuration) [Default:install]',dest='pyc')
- opt.add_option('--nopyo',action='store_false',default=1,help='Do not install optimised compiled .pyo files (configuration) [Default:install]',dest='pyo')