contrib/check-MAINTAINERS.py

   1 #!/usr/bin/env python3
   2
   3 # Copyright (C) 2022 Free Software Foundation, Inc.
   4 #
   5 # This file is part of GCC.
   6 #
   7 # GCC is free software; you can redistribute it and/or modify
   8 # it under the terms of the GNU General Public License as published by
   9 # the Free Software Foundation; either version 3, or (at your option)
  10 # any later version.
  11 #
  12 # GCC is distributed in the hope that it will be useful,
  13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 # GNU General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU General Public License
  18 # along with GCC; see the file COPYING.  If not, write to
  19 # the Free Software Foundation, 51 Franklin Street, Fifth Floor,
  20 # Boston, MA 02110-1301, USA.
  21
  22 # Check that names in the file are sorted
  23 # alphabetically by surname.
  24
  25 import locale
  26 import sys
  27 from difflib import ndiff
  28 from itertools import dropwhile, takewhile
  29
  30 import unidecode
  31
  32 locale.setlocale(locale.LC_ALL, 'en_US.utf8')
  33
  34 exit_code = 0
  35
  36 if len(sys.argv) != 2:
  37     print('Usage: ./check-MAINTAINERS.py path-to/MAINTAINERS')
  38     sys.exit(1)
  39
  40
  41 def sort_by_surname(line):
  42     name = line.split('\t')[0]
  43     parts = name.split()
  44     surname = parts[-1]
  45
  46     # Special-case some names
  47     if name == 'Stefan Schulze Frielinghaus':
  48         surname = parts[1]
  49     elif name == 'Kris Van Hees':
  50         surname = parts[1]
  51     elif surname == "d'Humieres":
  52         surname = 'Humieres'
  53
  54     # Remove accents
  55     return (unidecode.unidecode(surname), line)
  56
  57
  58 def has_tab(line):
  59     return '\t' in line
  60
  61
  62 def is_empty(line):
  63     return line
  64
  65
  66 def check_group(name, lines):
  67     global exit_code
  68
  69     for line in lines:
  70         if line.startswith(' '):
  71             print(f'Line should not start with space: "{line}"')
  72             exit_code = 2
  73
  74     lines = [line + '\n' for line in lines]
  75     sorted_lines = sorted(lines, key=sort_by_surname)
  76     if lines != sorted_lines:
  77         exit_code = 1
  78         diff = ndiff(lines, sorted_lines)
  79         print(f'Wrong order for {name}:\n')
  80         print(''.join(diff))
  81     else:
  82         print(f'{name} are fine!')
  83
  84
  85 lines = open(sys.argv[1]).read().splitlines()
  86
  87 needle = 'Global Reviewers'
  88 lines = list(dropwhile(lambda x: x.strip() != needle, lines))
  89 lines = lines[2:]
  90
  91 chunk = list(takewhile(is_empty, lines))
  92 check_group(needle, chunk)
  93
  94 needle = 'Write After Approval'
  95 lines = list(dropwhile(lambda x: needle not in x, lines))
  96 lines = lines[2:]
  97
  98 chunk = list(takewhile(is_empty, lines))
  99 check_group(needle, chunk)
 100
 101 needle = 'Bug database only accounts'
 102 lines = list(dropwhile(lambda x: needle not in x, lines))
 103 lines = lines[2:]
 104
 105 chunk = list(takewhile(is_empty, lines))
 106 check_group(needle, chunk)
 107
 108 needle = 'Contributing under the DCO'
 109 lines = list(dropwhile(lambda x: needle not in x, lines))[1:]
 110 lines = list(dropwhile(lambda x: not has_tab(x), lines))
 111 check_group(needle, lines)
 112
 113 sys.exit(exit_code)