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""" Modified version of build_clib that handles fortran source files.
"""
import os
import string
import sys
import re
from glob import glob
from types import *
from distutils.command.build_clib import build_clib as old_build_clib
from distutils.command.build_clib import show_compilers
from scipy_distutils import log, misc_util
from distutils.dep_util import newer_group
from scipy_distutils.misc_util import filter_sources, \
has_f_sources, has_cxx_sources
def get_headers(directory_list):
# get *.h files from list of directories
headers = []
for dir in directory_list:
head = glob(os.path.join(dir,"*.h")) #XXX: *.hpp files??
headers.extend(head)
return headers
def get_directories(list_of_sources):
# get unique directories from list of sources.
direcs = []
for file in list_of_sources:
dir = os.path.split(file)
if dir[0] != '' and not dir[0] in direcs:
direcs.append(dir[0])
return direcs
class build_clib(old_build_clib):
description = "build C/C++/F libraries used by Python extensions"
user_options = old_build_clib.user_options + [
('fcompiler=', None,
"specify the Fortran compiler type"),
]
def initialize_options(self):
old_build_clib.initialize_options(self)
self.fcompiler = None
return
def finalize_options(self):
old_build_clib.finalize_options(self)
self.set_undefined_options('build_ext',
('fcompiler', 'fcompiler'))
#XXX: This is hackish and probably unnecessary,
# could we get rid of this?
from scipy_distutils import misc_util
extra_includes = misc_util.get_environ_include_dirs()
if extra_includes:
print "XXX: are you sure you'll need PYTHONINCLUDES env. variable??"
self.include_dirs.extend(extra_includes)
return
def have_f_sources(self):
for (lib_name, build_info) in self.libraries:
if has_f_sources(build_info.get('sources',[])):
return 1
return 0
def have_cxx_sources(self):
for (lib_name, build_info) in self.libraries:
if has_cxx_sources(build_info.get('sources',[])):
return 1
return 0
def run(self):
if not self.libraries:
return
# Make sure that library sources are complete.
for (lib_name, build_info) in self.libraries:
if not misc_util.all_strings(build_info.get('sources',[])):
raise TypeError,'Library "%s" sources contains unresolved'\
' items (call build_src before built_clib).' % (lib_name)
from distutils.ccompiler import new_compiler
self.compiler = new_compiler(compiler=self.compiler,
dry_run=self.dry_run,
force=self.force)
self.compiler.customize(self.distribution,need_cxx=self.have_cxx_sources())
libraries = self.libraries
self.libraries = None
self.compiler.customize_cmd(self)
self.libraries = libraries
self.compiler.show_customization()
if self.have_f_sources():
from scipy_distutils.fcompiler import new_fcompiler
self.fcompiler = new_fcompiler(compiler=self.fcompiler,
verbose=self.verbose,
dry_run=self.dry_run,
force=self.force)
self.fcompiler.customize(self.distribution)
libraries = self.libraries
self.libraries = None
self.fcompiler.customize_cmd(self)
self.libraries = libraries
self.fcompiler.show_customization()
self.build_libraries(self.libraries)
return
def get_source_files(self):
from build_ext import is_local_src_dir
self.check_library_list(self.libraries)
filenames = []
def visit_func(filenames,dirname,names):
if os.path.basename(dirname) in ['CVS','.svn']:
names[:] = []
return
for name in names:
if name[-1] in "#~":
continue
fullname = os.path.join(dirname,name)
if os.path.isfile(fullname):
filenames.append(fullname)
for (lib_name, build_info) in self.libraries:
sources = build_info.get('sources',[])
sources = filter(lambda s:type(s) is StringType,sources)
filenames.extend(sources)
filenames.extend(get_headers(get_directories(sources)))
depends = build_info.get('depends',[])
for d in depends:
if is_local_src_dir(d):
os.path.walk(d,visit_func,filenames)
elif os.path.isfile(d):
filenames.append(d)
return filenames
def build_libraries(self, libraries):
compiler = self.compiler
fcompiler = self.fcompiler
for (lib_name, build_info) in libraries:
sources = build_info.get('sources')
if sources is None or type(sources) not in (ListType, TupleType):
raise DistutilsSetupError, \
("in 'libraries' option (library '%s'), " +
"'sources' must be present and must be " +
"a list of source filenames") % lib_name
sources = list(sources)
lib_file = compiler.library_filename(lib_name,
output_dir=self.build_clib)
depends = sources + build_info.get('depends',[])
if not (self.force or newer_group(depends, lib_file, 'newer')):
log.debug("skipping '%s' library (up-to-date)", lib_name)
continue
else:
log.info("building '%s' library", lib_name)
macros = build_info.get('macros')
include_dirs = build_info.get('include_dirs')
extra_postargs = build_info.get('extra_compiler_args') or []
c_sources, cxx_sources, f_sources, fmodule_sources \
= filter_sources(sources)
if self.compiler.compiler_type=='msvc':
# this hack works around the msvc compiler attributes
# problem, msvc uses its own convention :(
c_sources += cxx_sources
cxx_sources = []
if fmodule_sources:
print 'XXX: Fortran 90 module support not implemented or tested'
f_sources.extend(fmodule_sources)
objects = []
if c_sources:
log.info("compiling C sources")
objects = compiler.compile(c_sources,
output_dir=self.build_temp,
macros=macros,
include_dirs=include_dirs,
debug=self.debug,
extra_postargs=extra_postargs)
if cxx_sources:
log.info("compiling C++ sources")
old_compiler = self.compiler.compiler_so[0]
self.compiler.compiler_so[0] = self.compiler.compiler_cxx[0]
cxx_objects = compiler.compile(cxx_sources,
output_dir=self.build_temp,
macros=macros,
include_dirs=include_dirs,
debug=self.debug,
extra_postargs=extra_postargs)
objects.extend(cxx_objects)
self.compiler.compiler_so[0] = old_compiler
if f_sources:
log.info("compiling Fortran sources")
f_objects = fcompiler.compile(f_sources,
output_dir=self.build_temp,
macros=macros,
include_dirs=include_dirs,
debug=self.debug,
extra_postargs=[])
objects.extend(f_objects)
self.compiler.create_static_lib(objects, lib_name,
output_dir=self.build_clib,
debug=self.debug)
return
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