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annotate contrib/python-zstandard/setup.py @ 48674:f7086f6173f8 stable

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dirstate-v2: rename the configuration to enable the format The rename of the old experimental name was overlooked before the 6.0 release. We rename everything to use the new name (and keep the released name as an alias for compatibility). Differential Revision: https://phab.mercurial-scm.org/D12129
author Pierre-Yves David <pierre-yves.david@octobus.net>
date Tue, 01 Feb 2022 16:36:20 +0100
parents 5e84a96d865b
children 6000f5b25c9b
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1 #!/usr/bin/env python
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2 # Copyright (c) 2016-present, Gregory Szorc
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3 # All rights reserved.
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4 #
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5 # This software may be modified and distributed under the terms
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6 # of the BSD license. See the LICENSE file for details.
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7
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8 from __future__ import print_function
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9
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10 from distutils.version import LooseVersion
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11 import os
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12 import sys
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13 from setuptools import setup
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14
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15 # Need change in 1.10 for ffi.from_buffer() to handle all buffer types
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16 # (like memoryview).
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17 # Need feature in 1.11 for ffi.gc() to declare size of objects so we avoid
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18 # garbage collection pitfalls.
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19 MINIMUM_CFFI_VERSION = "1.11"
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21 try:
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22 import cffi
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23
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24 # PyPy (and possibly other distros) have CFFI distributed as part of
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25 # them. The install_requires for CFFI below won't work. We need to sniff
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26 # out the CFFI version here and reject CFFI if it is too old.
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27 cffi_version = LooseVersion(cffi.__version__)
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28 if cffi_version < LooseVersion(MINIMUM_CFFI_VERSION):
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29 print(
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30 "CFFI 1.11 or newer required (%s found); "
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31 "not building CFFI backend" % cffi_version,
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32 file=sys.stderr,
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33 )
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34 cffi = None
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35
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36 except ImportError:
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37 cffi = None
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38
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39 import setup_zstd
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40
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41 SUPPORT_LEGACY = False
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42 SYSTEM_ZSTD = False
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43 WARNINGS_AS_ERRORS = False
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44
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45 if os.environ.get("ZSTD_WARNINGS_AS_ERRORS", ""):
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46 WARNINGS_AS_ERRORS = True
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47
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48 if "--legacy" in sys.argv:
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49 SUPPORT_LEGACY = True
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50 sys.argv.remove("--legacy")
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51
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52 if "--system-zstd" in sys.argv:
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53 SYSTEM_ZSTD = True
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54 sys.argv.remove("--system-zstd")
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55
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56 if "--warnings-as-errors" in sys.argv:
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57 WARNINGS_AS_ERRORS = True
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58 sys.argv.remove("--warning-as-errors")
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59
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60 # Code for obtaining the Extension instance is in its own module to
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61 # facilitate reuse in other projects.
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62 extensions = [
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63 setup_zstd.get_c_extension(
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64 name="zstd",
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65 support_legacy=SUPPORT_LEGACY,
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66 system_zstd=SYSTEM_ZSTD,
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67 warnings_as_errors=WARNINGS_AS_ERRORS,
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68 ),
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69 ]
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71 install_requires = []
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72
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73 if cffi:
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74 import make_cffi
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75
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76 extensions.append(make_cffi.ffi.distutils_extension())
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77 install_requires.append("cffi>=%s" % MINIMUM_CFFI_VERSION)
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78
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79 version = None
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80
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81 with open("c-ext/python-zstandard.h", "r") as fh:
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82 for line in fh:
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83 if not line.startswith("#define PYTHON_ZSTANDARD_VERSION"):
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84 continue
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85
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86 version = line.split()[2][1:-1]
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87 break
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88
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89 if not version:
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90 raise Exception(
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91 "could not resolve package version; " "this should never happen"
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92 )
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93
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94 setup(
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95 name="zstandard",
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96 version=version,
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97 description="Zstandard bindings for Python",
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98 long_description=open("README.rst", "r").read(),
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99 url="https://github.com/indygreg/python-zstandard",
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100 author="Gregory Szorc",
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101 author_email="gregory.szorc@gmail.com",
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102 license="BSD",
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103 classifiers=[
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104 "Development Status :: 4 - Beta",
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105 "Intended Audience :: Developers",
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106 "License :: OSI Approved :: BSD License",
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107 "Programming Language :: C",
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108 "Programming Language :: Python :: 2.7",
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109 "Programming Language :: Python :: 3.5",
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110 "Programming Language :: Python :: 3.6",
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111 "Programming Language :: Python :: 3.7",
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112 "Programming Language :: Python :: 3.8",
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113 ],
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114 keywords="zstandard zstd compression",
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115 packages=["zstandard"],
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116 ext_modules=extensions,
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117 test_suite="tests",
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118 install_requires=install_requires,
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119 tests_require=["hypothesis"],
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120 )