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#####################################################################################
# The MIT License (MIT)
#
# Copyright (c) 2015-2025 Advanced Micro Devices, Inc. All rights reserved.
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
#####################################################################################
from enum import Enum, auto
import datetime
import re
class StampStatus(Enum):
"""
License Stamp Status
"""
OK = auto(), "Stamped correctly", False
WRONG_YEAR = auto(), "Wrong year in license", True
NOT_STAMPED = auto(), "Missing license stamp", True
IGNORED = auto(), "Intentionally ignored", False
UNSUPPORTED = auto(), "Unsupported file type", False
ERROR_READING = auto(), "File read error", False
OTHER_LICENSE = auto(), "Other software license", False
def __init__(self, *_args):
self._value_ = _args[0]
self.label = _args[1]
self.error = _args[2]
self.files = []
def stamp_check(file, year, content, debug=False):
"""
Determine license stamp status for a given file's content.
Returns:
StampStatus: OK, WRONG_YEAR, NOT_STAMPED, or OTHER_LICENSE.
"""
if "Advanced Micro Devices, Inc. All rights reserved" in content:
year_pattern = re.compile(
rf"Copyright \(c\) (?:\d{{4}}\s*-\s*)?{year} Advanced Micro Devices"
)
if year_pattern.search(content):
return StampStatus.OK
if debug:
print(f"{file}: Wrong year")
return StampStatus.WRONG_YEAR
if "Software License" in content:
return StampStatus.OTHER_LICENSE
return StampStatus.NOT_STAMPED
def current_year():
"""
Get the current year based on the system clock.
Returns:
int: Current year in YYYY format.
"""
return datetime.datetime.now().date().year
def update_year(filename: str, year: int):
"""
Update the license year in the specified file to match the latest Git commit year.
Args:
filename (str): File whose license year needs to be updated.
year (int): Year to update the license to.
"""
with open(filename, 'r', encoding='utf-8') as f:
content = f.read()
def replacer(match):
start_year = match.group(1)
return f"Copyright (c) {start_year}-{year} Advanced Micro Devices"
new_content = re.sub(
r"Copyright \(c\) (\d{4})(?:\s*-\s*\d{4})? Advanced Micro Devices",
replacer, content)
with open(filename, 'w', encoding='utf-8') as f:
f.write(new_content)
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