1
0
forked from brl/citadel
citadel/poky/bitbake/contrib/dump_cache.py

69 lines
2.1 KiB
Python
Executable File

#!/usr/bin/env python3
# ex:ts=4:sw=4:sts=4:et
# -*- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*-
#
# Copyright (C) 2012 Wind River Systems, Inc.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2 as
# published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#
# This is used for dumping the bb_cache.dat, the output format is:
# recipe_path PN PV PACKAGES
#
import os
import sys
import warnings
# For importing bb.cache
sys.path.insert(0, os.path.join(os.path.abspath(os.path.dirname(sys.argv[0])), '../lib'))
from bb.cache import CoreRecipeInfo
import pickle as pickle
def main(argv=None):
"""
Get the mapping for the target recipe.
"""
if len(argv) != 1:
print("Error, need one argument!", file=sys.stderr)
return 2
cachefile = argv[0]
with open(cachefile, "rb") as cachefile:
pickled = pickle.Unpickler(cachefile)
while cachefile:
try:
key = pickled.load()
val = pickled.load()
except Exception:
break
if isinstance(val, CoreRecipeInfo) and (not val.skipped):
pn = val.pn
# Filter out the native recipes.
if key.startswith('virtual:native:') or pn.endswith("-native"):
continue
# 1.0 is the default version for a no PV recipe.
if "pv" in val.__dict__:
pv = val.pv
else:
pv = "1.0"
print("%s %s %s %s" % (key, pn, pv, ' '.join(val.packages)))
if __name__ == "__main__":
sys.exit(main(sys.argv[1:]))