bin/lock-helper.py

   1 #!/usr/bin/python -bb
   2 # Copyright 2010-2014 Gentoo Foundation
   3 # Distributed under the terms of the GNU General Public License v2
   4
   5 import os
   6 import sys
   7 sys.path.insert(0, os.environ['PORTAGE_PYM_PATH'])
   8 import portage
   9 portage._internal_caller = True
  10 portage._disable_legacy_globals()
  11
  12 def main(args):
  13
  14         if args and isinstance(args[0], bytes):
  15                 for i, x in enumerate(args):
  16                         args[i] = portage._unicode_decode(x, errors='strict')
  17
  18         # Make locks quiet since unintended locking messages displayed on
  19         # stdout would corrupt the intended output of this program.
  20         portage.locks._quiet = True
  21         lock_obj = portage.locks.lockfile(args[0], wantnewlockfile=True)
  22         sys.stdout.write('\0')
  23         sys.stdout.flush()
  24         sys.stdin.read(1)
  25         portage.locks.unlockfile(lock_obj)
  26         return portage.os.EX_OK
  27
  28 if __name__ == "__main__":
  29         rval = main(sys.argv[1:])
  30         sys.exit(rval)