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89d2245a2a
These happen in a couple of tests when lldb tries to pretty print a const char * variable in the inferior which points to garbage. Instead, we have the python replace the invalid sequences with the unicode replacement character. llvm-svn: 341274
66 lines
1.8 KiB
Python
66 lines
1.8 KiB
Python
"""
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The LLVM Compiler Infrastructure
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This file is distributed under the University of Illinois Open Source
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License. See LICENSE.TXT for details.
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Prepares language bindings for LLDB build process. Run with --help
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to see a description of the supported command line arguments.
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"""
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# Python modules:
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import io
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# Third party modules
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import six
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def _encoded_read(old_read, encoding):
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def impl(size):
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result = old_read(size)
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# If this is Python 2 then we need to convert the resulting `unicode` back
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# into a `str` before returning
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if six.PY2:
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result = result.encode(encoding)
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return result
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return impl
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def _encoded_write(old_write, encoding):
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def impl(s):
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# If we were asked to write a `str` (in Py2) or a `bytes` (in Py3) decode it
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# as unicode before attempting to write.
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if isinstance(s, six.binary_type):
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s = s.decode(encoding, "replace")
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return old_write(s)
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return impl
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'''
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Create a Text I/O file object that can be written to with either unicode strings or byte strings
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under Python 2 and Python 3, and automatically encodes and decodes as necessary to return the
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native string type for the current Python version
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'''
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def open(
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file,
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encoding,
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mode='r',
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buffering=-1,
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errors=None,
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newline=None,
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closefd=True):
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wrapped_file = io.open(
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file,
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mode=mode,
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buffering=buffering,
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encoding=encoding,
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errors=errors,
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newline=newline,
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closefd=closefd)
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new_read = _encoded_read(getattr(wrapped_file, 'read'), encoding)
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new_write = _encoded_write(getattr(wrapped_file, 'write'), encoding)
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setattr(wrapped_file, 'read', new_read)
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setattr(wrapped_file, 'write', new_write)
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return wrapped_file
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