def call_vcvarsall_bat(self):
import struct
from distutils._msvccompiler import _get_vc_env
arch = "x64" if struct.calcsize("P") * 8 == 64 else "x86"
vc_env = _get_vc_env(arch)
self._compiler_env.update(vc_env)
def build_extensions(self):
DEPS_PATH.mkdir(exist_ok=True)
download_oniguruma()
if sys.platform == "win32":
from distutils import _msvccompiler
from distutils.util import get_platform
platform_name = self.compiler.plat_name or get_platform()
platform_spec = _msvccompiler.PLAT_TO_VCVARS[platform_name]
vc_env = _msvccompiler._get_vc_env(platform_spec)
# if "CL" not in vc_env:
# vc_env["CL"] = ""
# vc_env["CL"] += " /DONIGURUMA_EXPORT="
build_oniguruma(environment=vc_env)
elif sys.platform == "linux":
environ = dict(os.environ)
if "CFLAGS" not in environ:
environ["CFLAGS"] = ""
environ["CFLAGS"] += " -fPIC"
build_oniguruma(environment=environ)
else:
raise Exception(f"cannot build Oniguruma for platform {sys.platform!r}")
build_ext.build_extensions(self)
def run(self):
if not ONIGMO_SRC.exists():
download_onigmo()
with tarfile.open(ONIGMO_TAR_GZ, "r:gz") as onigmo_tar_gz:
onigmo_tar_gz.extractall(path=".")
if sys.platform == "win32":
from distutils import _msvccompiler
from distutils.util import get_platform
platform_name = self.compiler.plat_name or get_platform()
platform_spec = _msvccompiler.PLAT_TO_VCVARS[platform_name]
environ = _msvccompiler._get_vc_env(platform_spec)
subprocess.check_call(["build_nmake.cmd"],
shell=True,
cwd=ONIGMO_SRC,
env=environ)
elif sys.platform in ["linux", "darwin"]:
environ = dict(os.environ)
subprocess.check_call(["./autogen.sh"],
cwd=ONIGMO_SRC,
env=environ)
subprocess.check_call(["./configure"], cwd=ONIGMO_SRC, env=environ)
subprocess.check_call(["make"], cwd=ONIGMO_SRC, env=environ)
subprocess.check_call(["make", "install"],
cwd=ONIGMO_SRC,
env=environ)
else:
raise Exception(
f"cannot build Onigmo for platform {sys.platform!r}")
build_py.run(self)
def overlay_windows_vcvars(env):
from distutils._msvccompiler import _get_vc_env
vc_env = _get_vc_env('x64')
for k, v in env.items():
lk = k.lower()
if lk not in vc_env:
vc_env[lk] = v
return vc_env
def _find_msbuild(plat_spec="x64"):
# https://github.com/python/cpython/blob/master/Lib/distutils/_msvccompiler.py
import distutils._msvccompiler as msvc
vc_env = msvc._get_vc_env(plat_spec)
if "vsinstalldir" not in vc_env:
raise Exception("Unable to find any Visual Studio installation")
return os.path.join(vc_env["vsinstalldir"], "MSBuild", "Current", "Bin",
"MSBuild.exe") # noqa
def overlay_windows_vcvars(env):
from distutils._msvccompiler import _get_vc_env
vc_arch = 'x64' if IS_64BIT else 'x86'
vc_env = _get_vc_env(vc_arch)
for k, v in env.items():
lk = k.lower()
if lk not in vc_env:
vc_env[lk] = v
return vc_env
def get_install_dir() -> str:
"""Get the installation directory of MSVC"""
plat_name = get_platform()
# sanity check for platforms to prevent obscure errors later.
if plat_name not in PLAT_TO_VCVARS:
raise DistutilsPlatformError("--plat-name must be one of {}"
.format(tuple(PLAT_TO_VCVARS)))
# Get the vcvarsall.bat spec for the requested platform.
plat_spec = PLAT_TO_VCVARS[plat_name]
vc_env = _get_vc_env(plat_spec)
return vc_env["VCToolsInstallDir"]
def test_get_vc_env_unicode(self):
import distutils._msvccompiler as _msvccompiler
test_var = 'ṰḖṤṪ┅ṼẨṜ'
test_value = '₃⁴₅'
old_distutils_use_sdk = os.environ.pop('DISTUTILS_USE_SDK', None)
os.environ[test_var] = test_value
try:
env = _msvccompiler._get_vc_env('x86')
self.assertIn(test_var.lower(), env)
self.assertEqual(test_value, env[test_var.lower()])
finally:
os.environ.pop(test_var)
if old_distutils_use_sdk:
os.environ['DISTUTILS_USE_SDK'] = old_distutils_use_sdk
def _overlay_windows_vcvars(env):
from distutils._msvccompiler import _get_vc_env
vc_arch = 'x64' if IS_64BIT else 'x86'
vc_env = _get_vc_env(vc_arch)
# Keys in `_get_vc_env` are always lowercase.
# We turn them into uppercase before overlaying vcvars
# because OS environ keys are always uppercase on Windows.
# https://stackoverflow.com/a/7797329
vc_env = {k.upper(): v for k, v in vc_env.items()}
for k, v in env.items():
uk = k.upper()
if uk not in vc_env:
vc_env[uk] = v
return vc_env
def test_get_vc_env_unicode(self):
import distutils._msvccompiler as _msvccompiler
test_var = 'ṰḖṤṪ┅ṼẨṜ'
test_value = '₃⁴₅'
# Ensure we don't early exit from _get_vc_env
old_distutils_use_sdk = os.environ.pop('DISTUTILS_USE_SDK', None)
os.environ[test_var] = test_value
try:
env = _msvccompiler._get_vc_env('x86')
self.assertIn(test_var.lower(), env)
self.assertEqual(test_value, env[test_var.lower()])
finally:
os.environ.pop(test_var)
if old_distutils_use_sdk:
os.environ['DISTUTILS_USE_SDK'] = old_distutils_use_sdk
def build_skia(build_base):
log.info("building 'skia' library")
build_dir = os.path.join(build_base, "src", "cpp", "skia")
build_cmd = [PYTHON2_EXE, "build_skia.py", build_dir]
env = os.environ.copy()
if sys.platform == "win32":
from distutils._msvccompiler import _get_vc_env
# for Windows, we want to build a shared skia.dll. If we build a static lib
# then gn/ninja pass the /MT flag (static runtime library) instead of /MD,
# and produce linker errors when building the python extension module
build_cmd.append("--shared-lib")
# update Visual C++ toolchain environment depending on python architecture
arch = "x64" if struct.calcsize("P") * 8 == 64 else "x86"
env.update(_get_vc_env(arch))
build_cmd.extend(["--target-cpu", arch])
subprocess.run(build_cmd, check=True, env=env)
return build_dir
