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20 lines
934 B
20 lines
934 B
diff --git a/extension_helpers/_setup_helpers.py b/extension_helpers/_setup_helpers.py
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index ec3e547..e2419f7 100644
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--- a/extension_helpers/_setup_helpers.py
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+++ b/extension_helpers/_setup_helpers.py
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@@ -79,8 +79,13 @@ def get_extensions(srcdir='.'):
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if len(ext_modules) > 0:
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main_package_dir = min(packages, key=len)
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src_path = os.path.join(os.path.dirname(__file__), 'src')
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- shutil.copy(os.path.join(src_path, 'compiler.c'),
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- os.path.join(srcdir, main_package_dir, '_compiler.c'))
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+ a = os.path.join(src_path, 'compiler.c')
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+ b = os.path.join(srcdir, main_package_dir, '_compiler.c')
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+ try:
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+ os.unlink(b)
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+ except OSError:
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+ pass
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+ shutil.copy(a, b)
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ext = Extension(main_package_dir + '.compiler_version',
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[os.path.join(main_package_dir, '_compiler.c')])
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ext_modules.append(ext)
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