kopia lustrzana https://github.com/espressif/esp-idf
60 wiersze
1.8 KiB
Python
60 wiersze
1.8 KiB
Python
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# SPDX-FileCopyrightText: 2022 Espressif Systems (Shanghai) CO LTD
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# SPDX-License-Identifier: Apache-2.0
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import hashlib
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import logging
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import re
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import time
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from subprocess import Popen
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class NoGdbProcessError(ValueError):
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"""Raise when trying to interact with gdb subprocess, but it does not exist.
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It may have been killed and removed, or failed to initialize for some reason."""
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pass
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def sha256(file: str) -> str:
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res = hashlib.sha256()
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with open(file, 'rb') as fr:
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res.update(fr.read())
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return res.hexdigest()
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def quote_string(string: str) -> str:
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"""Return a shell-escaped version of the string *string*."""
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_find_unsafe = re.compile(r'[^\w@%+=:,./-]', re.ASCII).search
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if not string:
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return "''"
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if _find_unsafe(string) is None:
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return string
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# use single quotes, and put single quotes into double quotes
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# the string $'b is then quoted as '$'"'"'b'
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return "'" + string.replace("'", "'\"'\"'") + "'"
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def verify_valid_gdb_subprocess(gdb_process: Popen) -> None:
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"""Verify there is a process object, and that it is still running.
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Raise NoGdbProcessError if either of the above are not true."""
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if not gdb_process:
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raise NoGdbProcessError('gdb process is not attached')
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elif gdb_process.poll() is not None:
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raise NoGdbProcessError(
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'gdb process has already finished with return code: %s'
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% str(gdb_process.poll())
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)
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def attach_logger() -> logging.Logger:
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handler = logging.StreamHandler()
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handler.setFormatter(logging.Formatter('%(message)s'))
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unique_number = time.time()
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logger = logging.getLogger(__name__ + '.' + str(unique_number))
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logger.propagate = False
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logger.setLevel(logging.ERROR)
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logger.addHandler(handler)
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return logger
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