scripts/glibc_shared_code.py

   1 #!/usr/bin/python
   2 # Copyright (C) 2021-2023 Free Software Foundation, Inc.
   3 # This file is part of the GNU C Library.
   4 #
   5 # The GNU C Library is free software; you can redistribute it and/or
   6 # modify it under the terms of the GNU Lesser General Public
   7 # License as published by the Free Software Foundation; either
   8 # version 2.1 of the License, or (at your option) any later version.
   9 #
  10 # The GNU C Library is distributed in the hope that it will be useful,
  11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13 # Lesser General Public License for more details.
  14 #
  15 # You should have received a copy of the GNU Lesser General Public
  16 # License along with the GNU C Library; if not, see
  17 # <https://www.gnu.org/licenses/>.
  18
  19 def get_glibc_shared_code(path):
  20     """ Get glibc shared code information from a file
  21
  22     The input file must have project names in their own line ending with a colon
  23     and all shared files in the project on their own lines following the project
  24     name.  Whitespaces are ignored.  Lines with # as the first non-whitespace
  25     character are ignored.
  26
  27     Args:
  28         path: The path to file containing shared code information.
  29
  30     Returns:
  31         A dictionary with project names as key and lists of files as values.
  32     """
  33
  34     projects = {}
  35     with open(path, 'r') as f:
  36         for line in f.readlines():
  37             line = line.strip()
  38             if len(line) == 0 or line[0] == '#':
  39                 continue
  40             if line[-1] == ':':
  41                 cur = line[:-1]
  42                 projects[cur] = []
  43             else:
  44                 projects[cur].append(line)
  45
  46     return projects
  47
  48 # Function testing.
  49 import sys
  50 from os import EX_NOINPUT
  51 from os.path import exists
  52 from pprint import *
  53
  54 if __name__ == '__main__':
  55     if len(sys.argv) != 2:
  56         print('Usage: %s <file name>' % sys.argv[0])
  57         print('Run this script from the base glibc source directory')
  58         sys.exit(EX_NOINPUT)
  59
  60     print('Testing get_glibc_shared_code with %s:\n' % sys.argv[1])
  61     r = get_glibc_shared_code(sys.argv[1])
  62     errors = False
  63     for k in r.keys():
  64         for f in r[k]:
  65             if not exists(f):
  66                 print('%s does not exist' % f)
  67                 errors = True
  68
  69     if not errors:
  70         pprint(r)