contrib/devel/git/git2cl.py

   1 #!/usr/bin/python
   2
   3 # Copyright 2008 Marcus D. Hanwell <marcus@cryos.org>
   4 # Copyright 2010 Daniel Borkmann <daniel@netsniff-ng.org>
   5
   6 # Distributed under the terms of the GNU General Public License v2 or later.
   7
   8 import string, re, os
   9
  10 fin = os.popen('git log --summary --stat --no-merges --date=short', 'r')
  11 fout = open('CHANGELOG', 'w')
  12
  13 authorFound = False
  14 dateFound = False
  15 messageFound = False
  16 changesFound = False
  17 message = ""
  18 changes = ""
  19 messageNL = False
  20 prevAuthorLine = ""
  21
  22 for line in fin:
  23         if string.find(line, 'commit') >= 0:
  24                 authorFound = False
  25                 dateFound = False
  26                 messageFound = False
  27                 changesFound = False
  28                 messageNL = False
  29                 message = ""
  30                 continue
  31         elif re.match('Author:', line) >=0:
  32                 authorList = re.split(': ', line, 1)
  33                 author = authorList[1]
  34                 author = author[0:len(author)-1]
  35                 authorFound = True
  36         elif re.match('Date:', line) >= 0:
  37                 dateList = re.split(':   ', line, 1)
  38                 date = dateList[1]
  39                 date = date[0:len(date)-1]
  40                 dateFound = True
  41         elif re.match('\s+git-svn-id:', line) >= 0:
  42                 continue
  43         elif re.search('Signed-off-by', line) >= 0:
  44                 continue
  45         elif re.search('.+files changed.+insertions.+deletions.+', line) \
  46              >= 0:
  47                 changes = "\n            :" + line[:-1]
  48                 changesFound = True
  49         elif authorFound & dateFound & messageFound == False:
  50                 if len(line) == 1:
  51                         if messageNL:
  52                                 messageFound = True
  53                         else:
  54                                 messageNL = True
  55                 elif len(line) == 4:
  56                         messageFound = True
  57                 else:
  58                         if len(message) == 0:
  59                                 message = message + line.strip()
  60                         else:
  61                                 message = message + " " + line.strip()
  62         elif authorFound & dateFound & messageFound:
  63                 authorLine = date + "  " + author + changes
  64                 if len(prevAuthorLine) == 0:
  65                         fout.write(authorLine + "\n\n")
  66                 elif authorLine == prevAuthorLine:
  67                         pass
  68                 else:
  69                         fout.write("\n" + authorLine + "\n\n")
  70                 commitLine = message
  71                 i = 0
  72                 first = False
  73                 commit = "  * "
  74                 while i < len(commitLine):
  75                         if len(commitLine) < i + 72:
  76                                 commit = commit +                        \
  77                                          commitLine[i:len(commitLine)] + \
  78                                          "\n    "
  79                                 break
  80                         index = commitLine.rfind(' ', i, i + 72)
  81                         if index > i:
  82                                 commit = commit + commitLine[i:index] + \
  83                                          "\n    "
  84                                 i = index + 1
  85                         else:
  86                                 commit = commit + commitLine[i:72] + \
  87                                          "\n    "
  88                                 i = i + 73
  89                 commit = commit[:-5]
  90                 fout.write(commit + "\n")
  91                 authorFound = False
  92                 dateFound = False
  93                 messageFound = False
  94                 changesFound = False
  95                 messageNL = False
  96                 message = ""
  97                 prevAuthorLine = authorLine
  98
  99 fin.close()
 100 fout.close()