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133 lines
3.8 KiB
133 lines
3.8 KiB
import os
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import re
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import ast
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import sys
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from setuptools import setup, Extension, Feature
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from distutils.command.build_ext import build_ext
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from distutils.errors import CCompilerError, DistutilsExecError, \
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DistutilsPlatformError
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# fail safe compilation shamelessly stolen from the simplejson
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# setup.py file. Original author: Bob Ippolito
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is_jython = 'java' in sys.platform
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is_pypy = hasattr(sys, 'pypy_version_info')
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with open('markupsafe/__init__.py') as f:
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version = ast.literal_eval(re.search(
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'^__version__\s+=\s+(.*?)$(?sm)', f.read()).group(1))
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speedups = Feature(
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'optional C speed-enhancement module',
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standard=True,
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ext_modules=[
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Extension('markupsafe._speedups', ['markupsafe/_speedups.c']),
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],
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)
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# Known errors when running build_ext.build_extension method
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ext_errors = (CCompilerError, DistutilsExecError, DistutilsPlatformError)
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if sys.platform == 'win32' and sys.version_info > (2, 6):
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# 2.6's distutils.msvc9compiler can raise an IOError when failing to
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# find the compiler
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ext_errors += (IOError,)
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# Known errors when running build_ext.run method
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run_errors = (DistutilsPlatformError,)
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if sys.platform == 'darwin':
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run_errors += (SystemError,)
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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 run_errors:
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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 ext_errors:
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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 echo(msg=''):
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sys.stdout.write(msg + '\n')
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readme = open(os.path.join(os.path.dirname(__file__), 'README.rst')).read()
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def run_setup(with_binary):
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features = {}
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if with_binary:
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features['speedups'] = speedups
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setup(
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name='MarkupSafe',
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version=version,
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url='http://github.com/mitsuhiko/markupsafe',
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license='BSD',
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author='Armin Ronacher',
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author_email='armin.ronacher@active-4.com',
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description='Implements a XML/HTML/XHTML Markup safe string for Python',
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long_description=readme,
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zip_safe=False,
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classifiers=[
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'Development Status :: 5 - Production/Stable',
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'Environment :: Web Environment',
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'Intended Audience :: Developers',
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'License :: OSI Approved :: BSD License',
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'Operating System :: OS Independent',
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'Programming Language :: Python',
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'Programming Language :: Python :: 3',
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'Topic :: Internet :: WWW/HTTP :: Dynamic Content',
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'Topic :: Software Development :: Libraries :: Python Modules',
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'Topic :: Text Processing :: Markup :: HTML'
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],
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packages=['markupsafe'],
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test_suite='markupsafe.tests.suite',
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include_package_data=True,
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cmdclass={'build_ext': ve_build_ext},
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features=features,
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)
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def try_building_extension():
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try:
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run_setup(True)
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except BuildFailed:
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LINE = '=' * 74
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BUILD_EXT_WARNING = 'WARNING: The C extension could not be ' \
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'compiled, speedups are not enabled.'
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echo(LINE)
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echo(BUILD_EXT_WARNING)
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echo('Failure information, if any, is above.')
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echo('Retrying the build without the C extension now.')
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echo()
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run_setup(False)
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echo(LINE)
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echo(BUILD_EXT_WARNING)
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echo('Plain-Python installation succeeded.')
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echo(LINE)
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if not (is_pypy or is_jython):
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try_building_extension()
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else:
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run_setup(False)
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