mirror of https://github.com/python/cpython
30 lines
910 B
Python
30 lines
910 B
Python
"""distutils.dep_util
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Utility functions for simple, timestamp-based dependency of files
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and groups of files; also, function based entirely on such
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timestamp dependency analysis."""
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import os
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from distutils.errors import DistutilsFileError
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def newer (source, target):
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"""Return true if 'source' exists and is more recently modified than
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'target', or if 'source' exists and 'target' doesn't. Return false if
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both exist and 'target' is the same age or younger than 'source'.
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Raise DistutilsFileError if 'source' does not exist.
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"""
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if not os.path.exists(source):
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raise DistutilsFileError("file '%s' does not exist" %
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os.path.abspath(source))
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if not os.path.exists(target):
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return 1
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from stat import ST_MTIME
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mtime1 = os.stat(source)[ST_MTIME]
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mtime2 = os.stat(target)[ST_MTIME]
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return mtime1 > mtime2
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# newer ()
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