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Use Python's built-in machinery to import compilers (#23290)

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Massimiliano Culpo 2021-05-04 07:26:48 +02:00 committed by Todd Gamblin
parent 8a7bfe97c3
commit 0d173bb32b
1 changed files with 7 additions and 8 deletions
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15
lib/spack/spack/compilers/__init__.py
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@ -22,11 +22,10 @@
import spack.spec import spack.spec
import spack.config import spack.config
import spack.architecture import spack.architecture
import spack.util.imp as simp
from spack.util.environment import get_path from spack.util.environment import get_path
from spack.util.naming import mod_to_class from spack.util.naming import mod_to_class
_imported_compilers_module = 'spack.compilers'
_path_instance_vars = ['cc', 'cxx', 'f77', 'fc'] _path_instance_vars = ['cc', 'cxx', 'f77', 'fc']
_flags_instance_vars = ['cflags', 'cppflags', 'cxxflags', 'fflags'] _flags_instance_vars = ['cflags', 'cppflags', 'cxxflags', 'fflags']
_other_instance_vars = ['modules', 'operating_system', 'environment', _other_instance_vars = ['modules', 'operating_system', 'environment',
@ -470,17 +469,17 @@ def get_compiler_duplicates(compiler_spec, arch_spec):
@llnl.util.lang.memoized @llnl.util.lang.memoized
def class_for_compiler_name(compiler_name): def class_for_compiler_name(compiler_name):
"""Given a compiler module name, get the corresponding Compiler class.""" """Given a compiler module name, get the corresponding Compiler class."""
assert(supported(compiler_name)) assert supported(compiler_name)
# Hack to be able to call the compiler `apple-clang` while still # Hack to be able to call the compiler `apple-clang` while still
# using a valid python name for the module # using a valid python name for the module
module_name = compiler_name submodule_name = compiler_name
if compiler_name == 'apple-clang': if compiler_name == 'apple-clang':
module_name = compiler_name.replace('-', '_') submodule_name = compiler_name.replace('-', '_')
file_path = os.path.join(spack.paths.compilers_path, module_name + ".py") module_name = '.'.join(['spack', 'compilers', submodule_name])
compiler_mod = simp.load_source(_imported_compilers_module, file_path) module_obj = __import__(module_name, fromlist=[None])
cls = getattr(compiler_mod, mod_to_class(compiler_name)) cls = getattr(module_obj, mod_to_class(compiler_name))
# make a note of the name in the module so we can get to it easily. # make a note of the name in the module so we can get to it easily.
cls.name = compiler_name cls.name = compiler_name