committags

   1 #!/usr/bin/python
   2 #
   3 # Generate a database of commits and major versions they went into.
   4 #
   5 # committags [git-args]
   6 #
   7 import sys
   8 import re
   9 import os
  10 import pickle
  11
  12 git = 'git log --decorate '
  13 if len(sys.argv) > 1:
  14     git += ' '.join(sys.argv[1:])
  15 input = os.popen(git, 'r')
  16
  17 DB = { }
  18 Tag = 'None'
  19
  20 tagline = re.compile(r'^commit ([\da-f]+) .*tag: (v2\.6\.\d\d)')
  21 commit = re.compile(r'^commit ([\da-f]+)')
  22
  23 for line in input.readlines():
  24     if not line.startswith('commit'):
  25         continue  # This makes it go faster
  26     m = tagline.search(line)
  27     if m:
  28         DB[m.group(1)] = Tag = m.group(2)
  29     else:
  30         m = commit.search(line)
  31         if m:
  32             DB[m.group(1)] = Tag
  33
  34 print 'Found %d commits' % (len(DB.keys()))
  35 out = open('committags.db', 'w')
  36 pickle.dump(DB, out)
  37 out.close()