def initialize_tools(env):
from SCons.Tool import FindTool
if sys.platform == "win32":
if is_python_win64():
env["ICC_ABI"] = "amd64"
env["IFORT_ABI"] = "amd64"
# Initialize CC tool from distutils info
initialize_cc(env)
# Initialize F77 tool from distutils info
initialize_f77(env)
# Initialize CXX tool from distutils info
initialize_cxx(env)
# Adding default tools for the one we do not customize: mingw is special
# according to scons, don't ask me why, but this does not work as expected
# for this tool.
if not built_with_mingw(env):
for i in [DEF_LINKERS, DEF_ASSEMBLERS, DEF_ARS]:
t = FindTool(i, env) or i[0]
env.Tool(t)
else:
try:
t = FindTool(['g++'], env)
#env['LINK'] = None
except EnvironmentError:
raise RuntimeError('g++ not found: this is necessary with mingw32 '\
'to build numpy !')
# Set ALLOW_UNDEFINED link flags to allow undefined symbols in dynamic
# libraries
initialize_allow_undefined(env)
# Use our own stupid link, because we handle this with conf checkers and
# link flags.
env['SMARTLINK'] = dumb_link
def initialize_tools(env):
from SCons.Tool import FindTool
if sys.platform == "win32":
if is_python_win64():
env["ICC_ABI"] = "amd64"
env["IFORT_ABI"] = "amd64"
# Initialize CC tool from distutils info
initialize_cc(env)
# Initialize F77 tool from distutils info
initialize_f77(env)
# Initialize CXX tool from distutils info
initialize_cxx(env)
# Adding default tools for the one we do not customize: mingw is special
# according to scons, don't ask me why, but this does not work as expected
# for this tool.
if not built_with_mingw(env):
for i in [DEF_LINKERS, DEF_ASSEMBLERS, DEF_ARS]:
t = FindTool(i, env) or i[0]
env.Tool(t)
else:
try:
t = FindTool(['g++'], env)
#env['LINK'] = None
except EnvironmentError:
raise RuntimeError('g++ not found: this is necessary with mingw32 '\
'to build numpy !')
# Set ALLOW_UNDEFINED link flags to allow undefined symbols in dynamic
# libraries
initialize_allow_undefined(env)
# Use our own stupid link, because we handle this with conf checkers and
# link flags.
env['SMARTLINK'] = dumb_link
def _customize_pyext_win32(env, pyext_tool):
from SCons.Action import Action
from SCons.Node.FS import default_fs
env.PrependUnique(LIBPATH = get_pythonlib_dir())
def dummy(target, source, env):
return target, source
def pyext_runtime(target = None, source = None, env = None):
# Action to handle msvc runtime problem with fortran/mingw: normally,
# when we link a python extension with mingw, we need to add the msvc
# runtime. BUT, if the extensions uses fortran, we should not.
# XXX: Is action the right way to do that ?
snodes = [default_fs.Entry(s) for s in source]
if isfortran(env, snodes) or isf2py(env, snodes):
env["PYEXTRUNTIME"] = [get_pythonlib_name()]
else:
env["PYEXTRUNTIME"] = [get_pythonlib_name(),
msvc_runtime_library()]
return 0
# We override the default emitter here because SHLIB emitter
# does a lot of checks we don't care about and are wrong
# anyway for python extensions.
env["BUILDERS"]["PythonExtension"].emitter = dummy
if built_with_mingw(env):
# We are overriding pyext coms here.
# XXX: This is ugly
pycc, pycxx, pylink = pyext_tool._tool_module().pyext_coms('posix')
env['PYEXTCCCOM'] = pycc
env['PYEXTCXXCOM'] = pycxx
env['PYEXTLINKCOM'] = pylink
pyext_runtime_action = Action(pyext_runtime, '')
old_action = env['BUILDERS']['PythonExtension'].action
env['BUILDERS']['PythonExtension'].action = \
Action([pyext_runtime_action, old_action])
def finalize_env(env):
"""Call this at the really end of the numpy environment initialization."""
# This will customize some things, to cope with some idiosyncraties with
# some tools, and are too specific to be in tools.
if built_with_mstools(env):
major = get_vs_version(env)[0]
# For VS 8 and above (VS 2005), use manifest for DLL
# XXX: this has nothing to do here, too
if major >= 8:
env['LINKCOM'] = [env['LINKCOM'],
'mt.exe -nologo -manifest ${TARGET}.manifest '\
'-outputresource:$TARGET;1']
env['SHLINKCOM'] = [env['SHLINKCOM'],
'mt.exe -nologo -manifest ${TARGET}.manifest '\
'-outputresource:$TARGET;2']
env['LDMODULECOM'] = [env['LDMODULECOM'],
'mt.exe -nologo -manifest ${TARGET}.manifest '\
'-outputresource:$TARGET;2']
if is_f77_gnu(env):
env.AppendUnique(F77FLAGS = ['-fno-second-underscore'])
if built_with_mingw(env):
env.AppendUnique(CFLAGS = '-mno-cygwin')
