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80 lines
2.2 KiB
80 lines
2.2 KiB
import os
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import platform
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import sys
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from distutils.errors import CCompilerError
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from distutils.errors import DistutilsExecError
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from distutils.errors import DistutilsPlatformError
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from setuptools import Extension
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from setuptools import setup
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from setuptools.command.build_ext import build_ext
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ext_modules = [Extension("markupsafe._speedups", ["src/markupsafe/_speedups.c"])]
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class BuildFailed(Exception):
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pass
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class ve_build_ext(build_ext):
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"""This class allows C extension building to fail."""
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def run(self):
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try:
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build_ext.run(self)
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except DistutilsPlatformError:
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raise BuildFailed()
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def build_extension(self, ext):
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try:
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build_ext.build_extension(self, ext)
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except (CCompilerError, DistutilsExecError, DistutilsPlatformError):
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raise BuildFailed()
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except ValueError:
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# this can happen on Windows 64 bit, see Python issue 7511
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if "'path'" in str(sys.exc_info()[1]): # works with Python 2 and 3
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raise BuildFailed()
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raise
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def run_setup(with_binary):
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setup(
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name="MarkupSafe",
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cmdclass={"build_ext": ve_build_ext},
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ext_modules=ext_modules if with_binary else [],
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)
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def show_message(*lines):
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print("=" * 74)
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for line in lines:
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print(line)
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print("=" * 74)
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if os.environ.get("CIBUILDWHEEL", "0") == "1":
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run_setup(True)
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elif platform.python_implementation() not in {"PyPy", "Jython"}:
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try:
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run_setup(True)
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except BuildFailed:
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show_message(
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"WARNING: The C extension could not be compiled, speedups"
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" are not enabled.",
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"Failure information, if any, is above.",
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"Retrying the build without the C extension now.",
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)
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run_setup(False)
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show_message(
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"WARNING: The C extension could not be compiled, speedups"
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" are not enabled.",
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"Plain-Python build succeeded.",
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)
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else:
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run_setup(False)
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show_message(
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"WARNING: C extensions are not supported on this Python"
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" platform, speedups are not enabled.",
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"Plain-Python build succeeded.",
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)
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