tools/fixup-deprecated.py

   1 #!/usr/bin/env python
   2 # -*- coding: utf-8 -*-
   3 #
   4 # Script used to replace deprecated quagga/frr mactors/types/etc.
   5 #
   6 # loosly based on indent.py, 2017 by David Lamparter
   7 # 2018 by Lou Berger, placed in public domain
   8
   9 import sys, re, subprocess, os
  10
  11 class replaceEntry:
  12     compiled = None    #compiled regex
  13     repl    = None     #regex
  14     def __init__(self, c, r):
  15         self.compiled = c
  16         self.repl = r
  17
  18 rList = [
  19     # old #define VNL, VTYNL, VTY_NEWLINE
  20     replaceEntry(re.compile(r'(VNL|VTYNL|VTY_NEWLINE)'),
  21                  r'"\\n"'),
  22     # old #define VTY_GET_INTEGER(desc, v, str)
  23     # old #define VTY_GET_INTEGER_RANGE(desc, v, str, min, max)
  24     # old #define VTY_GET_ULONG(desc, v, str)
  25     replaceEntry(re.compile(r'(VTY_GET_INTEGER(_RANGE|)|VTY_GET_ULONG)[\s\(]*(.*?)\s*,\s*(.*?)\s*,\s*(.*?)(\s*|)(\)|,).*?;', re.M | re.S),
  26                  r'(\4) = strtoul((\5), NULL, 10);\t/* \3 */'),
  27     # old #define VTY_GET_ULL(desc, v, str)
  28     replaceEntry(re.compile(r'VTY_GET_ULL[\s\(]*(.*?)\s*,\s*(.*?)\s*,\s*(.*?)(\s*|)(\)|,).*?;', re.M | re.S),
  29                  r'(\2) = strtoull((\3), NULL, 10);\t/* \1 */'),
  30     # old #define VTY_GET_IPV4_ADDRESS(desc, v, str)
  31     replaceEntry(re.compile(r'VTY_GET_IPV4_ADDRESS[\s\(]*(.*?)\s*,\s*(.*?)\s*,\s*(.*?)(\s*|)(\)|,).*?;', re.M | re.S),
  32                  r'inet_aton((\3), &(\2));\t/* \1 */'),
  33     # old #define VTY_GET_IPV4_PREFIX(desc, v, str)
  34     replaceEntry(re.compile(r'VTY_GET_IPV4_PREFIX[\s\(]*(.*?)\s*,\s*(.*?)\s*,\s*(.*?)(\s*|)(\)|,).*?;', re.M | re.S),
  35                  r'str2prefix_ipv4((\3), &(\2));\t/* \1 */'),
  36     # old #define vty_outln(vty, str, ...)
  37     replaceEntry(re.compile(r'vty_outln[\s\(]*(.*?)\s*,\s*(".*?"|.*?)\s*(\)|,)', re.M | re.S),
  38                  r'vty_out(\1, \2 "\\n"\3'),
  39         ]
  40
  41 def fixup_file(fn):
  42     with open(fn, 'r') as fd:
  43         text = fd.read()
  44
  45         for re in rList:
  46             text = re.compiled.sub(re.repl,text)
  47
  48         tmpname = fn + '.fixup'
  49         with open(tmpname, 'w') as ofd:
  50             ofd.write(text)
  51         os.rename(tmpname, fn)
  52
  53 if __name__ == '__main__':
  54     for fn in sys.argv[1:]:
  55         fixup_file(fn)