"""distutils.extension
Provides the Extension class, used to describe C/C++ extension
modules in setup scripts.
Overridden to support f2py.
"""
import re
from distutils.extension import Extension as old_Extension
cxx_ext_re = re.compile(r'.*\.(cpp|cxx|cc)\Z', re.I).match
fortran_pyf_ext_re = re.compile(r'.*\.(f90|f95|f77|for|ftn|f|pyf)\Z', re.I).match
class Extension(old_Extension):
"""
Parameters
----------
name : str
Extension name.
sources : list of str
List of source file locations relative to the top directory of
the package.
extra_compile_args : list of str
Extra command line arguments to pass to the compiler.
extra_f77_compile_args : list of str
Extra command line arguments to pass to the fortran77 compiler.
extra_f90_compile_args : list of str
Extra command line arguments to pass to the fortran90 compiler.
"""
def __init__(
self, name, sources,
include_dirs=None,
define_macros=None,
undef_macros=None,
library_dirs=None,
libraries=None,
runtime_library_dirs=None,
extra_objects=None,
extra_compile_args=None,
extra_link_args=None,
export_symbols=None,
swig_opts=None,
depends=None,
language=None,
f2py_options=None,
module_dirs=None,
extra_c_compile_args=None,
extra_cxx_compile_args=None,
extra_f77_compile_args=None,
extra_f90_compile_args=None,):
old_Extension.__init__(
self, name, [],
include_dirs=include_dirs,
define_macros=define_macros,
undef_macros=undef_macros,
library_dirs=library_dirs,
libraries=libraries,
runtime_library_dirs=runtime_library_dirs,
extra_objects=extra_objects,
extra_compile_args=extra_compile_args,
extra_link_args=extra_link_args,
export_symbols=export_symbols)
# Avoid assert statements checking that sources contains strings:
self.sources = sources
# Python 2.4 distutils new features
self.swig_opts = swig_opts or []
# swig_opts is assumed to be a list. Here we handle the case where it
# is specified as a string instead.
if isinstance(self.swig_opts, str):
import warnings
msg = "swig_opts is specified as a string instead of a list"
warnings.warn(msg, SyntaxWarning, stacklevel=2)
self.swig_opts = self.swig_opts.split()
# Python 2.3 distutils new features
self.depends = depends or []
self.language = language
# numpy_distutils features
self.f2py_options = f2py_options or []
self.module_dirs = module_dirs or []
self.extra_c_compile_args = extra_c_compile_args or []
self.extra_cxx_compile_args = extra_cxx_compile_args or []
self.extra_f77_compile_args = extra_f77_compile_args or []
self.extra_f90_compile_args = extra_f90_compile_args or []
return
def has_cxx_sources(self):
for source in self.sources:
if cxx_ext_re(str(source)):
return True
return False
def has_f2py_sources(self):
for source in self.sources:
if fortran_pyf_ext_re(source):
return True
return False
# class Extension
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