include_deps.py

   1 # Copyright (C) 2007, Thomas Leonard
   2 # See http://0install.net/0compile.html
   3
   4 import sys, os, __main__
   5 from logging import info
   6 from zeroinstall.zerostore import manifest, Store
   7
   8 from support import *
   9
  10 def do_include_deps(args):
  11         """include-deps"""
  12         buildenv = BuildEnv()
  13
  14         depdir = os.path.realpath('dependencies')
  15         ensure_dir(depdir)
  16
  17         dirs_to_copy = []
  18
  19         sels = buildenv.get_selections()
  20         for needed_iface in sels.selections:
  21                 impl = buildenv.chosen_impl(needed_iface)
  22                 assert impl
  23                 if impl.id.startswith('/'):
  24                         raise SafeException("Can't export '%s' as it's a local implementation (not supported yet; sorry)" % impl)
  25                 dirs_to_copy.append(lookup(impl.id))
  26
  27         copied = 0
  28         for cached in dirs_to_copy:
  29                 required_digest = os.path.basename(cached)
  30                 target_impl_dir = os.path.join(depdir, required_digest)
  31                 if not os.path.isdir(target_impl_dir):
  32                         if required_digest.startswith('sha1='):
  33                                 shutil.copytree(cached, target_impl_dir)
  34                         else:
  35                                 manifest_data = file(os.path.join(cached, '.manifest')).read()
  36                                 manifest.copy_tree_with_verify(cached, depdir, manifest_data, required_digest)
  37                         copied += 1
  38
  39         print "Copied %d dependencies to %s (%d already there)" % (copied, depdir, len(dirs_to_copy) - copied)
  40
  41 __main__.commands.append(do_include_deps)