bin/git-cola

   1 #!/usr/bin/env python
   2 # -*- python-mode -*-
   3 """Takes care of starting the main function
   4 """
   5
   6 __copyright__ = """
   7 Copyright (C) 2007, 2008, 2009, 2010,
   8 David Aguilar <davvid@gmail.com> and contributors
   9
  10 This program is free software; you can redistribute it and/or modify
  11 it under the terms of the GNU General Public License version 2 as
  12 published by the Free Software Foundation.
  13
  14 This program is distributed in the hope that it will be useful,
  15 but WITHOUT ANY WARRANTY; without even the implied warranty of
  16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17 GNU General Public License for more details.
  18
  19 """
  20
  21 import os
  22 import sys
  23
  24 def cola_init():
  25     """Provides access to the cola modules"""
  26     # Try to detect where it is run from and set prefix and the search path.
  27     # It is assumed that the user installed Cola using the --prefix= option
  28     prefix = os.path.dirname(os.path.abspath(__file__))
  29     if 'Contents/Resources' not in __file__:
  30         prefix = os.path.dirname(prefix)
  31
  32     # Look for modules in the source or install trees
  33     thirdparty = os.path.join(prefix, 'thirdparty')
  34     if os.path.exists(thirdparty):
  35         # Source tree: prefer cola's modules but allow system versions of thirdparty
  36         sys.path.insert(0, prefix)
  37         sys.path.append(thirdparty)
  38     else:
  39         # Install tree: prefer cola
  40         paths_to_try = [os.path.join(prefix, 'share', 'git-cola', 'lib')]
  41         sys.path = paths_to_try + sys.path
  42
  43     # Setup the path so that git finds us when we run 'git cola'
  44     path_entries = os.environ.get('PATH').split(os.pathsep)
  45     bindir = os.path.dirname(os.path.abspath(__file__))
  46     path_entries.insert(0, bindir)
  47     path = os.pathsep.join(path_entries)
  48     os.environ['PATH'] = path
  49     os.putenv('PATH', path)
  50
  51
  52 if __name__ == '__main__':
  53     # lights, cameras, action
  54     cola_init()
  55     import cola.main
  56     cola.main.main()