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Reject path arguments that start with '-' with a usage error.

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Signed-off-by: Daira Hopwood <daira@jacaranda.org>
This commit is contained in:
Daira Hopwood 2015-12-28 20:45:14 +00:00
parent e88e07a278
commit f2824459eb
1 changed files with 6 additions and 2 deletions
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8
src/allmydata/util/encodingutil.py
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@ -88,12 +88,16 @@ def argv_to_unicode(s):
raise usage.UsageError("Argument %s cannot be decoded as %s." %
(quote_output(s), io_encoding))
def argv_to_abspath(s):
def argv_to_abspath(s, **kwargs):
"""
Convenience function to decode an argv element to an absolute path, with ~ expanded.
If this fails, raise a UsageError.
"""
return abspath_expanduser_unicode(argv_to_unicode(s))
decoded = argv_to_unicode(s)
if decoded.startswith(u'-'):
raise usage.UsageError("Path argument %s cannot start with '-'.\nUse %s if you intended to refer to a file."
% (quote_output(s), quote_output(os.path.join('.', s))))
return abspath_expanduser_unicode(decoded, **kwargs)
def unicode_to_argv(s, mangle=False):
"""