| # Copyright (c) 2020 ARM Limited |
| # All rights reserved |
| # |
| # The license below extends only to copyright in the software and shall |
| # not be construed as granting a license to any other intellectual |
| # property including but not limited to intellectual property relating |
| # to a hardware implementation of the functionality of the software |
| # licensed hereunder. You may use the software subject to the license |
| # terms below provided that you ensure that this notice is replicated |
| # unmodified and in its entirety in all distributions of the software, |
| # modified or unmodified, in source code or in binary form. |
| # |
| # Redistribution and use in source and binary forms, with or without |
| # modification, are permitted provided that the following conditions are |
| # met: redistributions of source code must retain the above copyright |
| # notice, this list of conditions and the following disclaimer; |
| # redistributions in binary form must reproduce the above copyright |
| # notice, this list of conditions and the following disclaimer in the |
| # documentation and/or other materials provided with the distribution; |
| # neither the name of the copyright holders nor the names of its |
| # contributors may be used to endorse or promote products derived from |
| # this software without specific prior written permission. |
| # |
| # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| """ |
| Utilities to parse and modify copyright headers in gem5 source. |
| """ |
| |
| import re |
| |
| org_alias_map = { |
| "arm": b"ARM Limited", |
| "uc": b"The Regents of the University of California", |
| } |
| |
| _update_copyright_year_regexp = re.compile(b"(.*?)([0-9]+)$") |
| |
| |
| def _update_copyright_years(m, cur_year, org_bytes): |
| """ |
| Does e.g.: b'2016, 2018-2019' -> b'2016, 2018-2020'. |
| |
| :param m: match containing only the years part of the string |
| :type m: re.Match |
| :param cur_year: the current year to update the copyright to |
| :type cur_year: int |
| :return: the new years part of the string |
| :rtype: bytes |
| """ |
| global _update_copyright_year_regexp |
| cur_year_bytes = str(cur_year).encode() |
| m = _update_copyright_year_regexp.match(m.group(1)) |
| years_prefix = m.group(1) |
| old_year_bytes = m.group(2) |
| old_year = int(old_year_bytes.decode()) |
| if old_year == cur_year: |
| new_years_string = old_year_bytes |
| elif old_year == cur_year - 1: |
| if len(years_prefix) > 0 and years_prefix[-1:] == b"-": |
| new_years_string = cur_year_bytes |
| else: |
| new_years_string = old_year_bytes + b"-" + cur_year_bytes |
| else: |
| new_years_string = old_year_bytes + b", " + cur_year_bytes |
| new_years_string = years_prefix + new_years_string |
| return b" Copyright (c) %b %b\n" % (new_years_string, org_bytes) |
| |
| |
| def update_copyright(data, cur_year, org_bytes): |
| update_copyright_regexp = re.compile( |
| b" Copyright \\(c\\) ([0-9,\- ]+) " + org_bytes + b"\n", re.IGNORECASE |
| ) |
| return update_copyright_regexp.sub( |
| lambda m: _update_copyright_years(m, cur_year, org_bytes), |
| data, |
| count=1, |
| ) |