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#!/usr/bin/env python
# This script has subcommands which operate against your bitbake layers, either
# displaying useful information, or acting against them.
# Currently, it only provides a show_appends command, which shows you what
# bbappends are in effect, and warns you if you have appends which are not being
# utilized.
import cmd
import logging
import os.path
import sys
bindir = os.path.dirname(__file__)
topdir = os.path.dirname(bindir)
sys.path[0:0] = [os.path.join(topdir, 'lib')]
import bb.cache
import bb.cooker
import bb.providers
import bb.utils
from bb.cooker import state
logger = logging.getLogger('BitBake')
default_cmd = 'show_appends'
def main(args):
logging.basicConfig(format='%(levelname)s: %(message)s')
bb.utils.clean_environment()
cmds = Commands()
if args:
cmds.onecmd(' '.join(args))
else:
cmds.onecmd(default_cmd)
return cmds.returncode
class Commands(cmd.Cmd):
def __init__(self):
cmd.Cmd.__init__(self)
self.returncode = 0
self.config = Config(parse_only=True)
self.cooker = bb.cooker.BBCooker(self.config,
self.register_idle_function)
self.config_data = self.cooker.configuration.data
bb.providers.logger.setLevel(logging.ERROR)
self.prepare_cooker()
def register_idle_function(self, function, data):
pass
def prepare_cooker(self):
sys.stderr.write("Parsing recipes..")
logger.setLevel(logging.WARNING)
try:
while self.cooker.state in (state.initial, state.parsing):
self.cooker.updateCache()
except KeyboardInterrupt:
self.cooker.shutdown()
self.cooker.updateCache()
sys.exit(2)
logger.setLevel(logging.INFO)
sys.stderr.write("done.\n")
self.cooker_data = self.cooker.status
self.cooker_data.appends = self.cooker.appendlist
def do_show_layers(self, args):
logger.info(str(self.config_data.getVar('BBLAYERS', True)))
def do_show_overlayed(self, args):
if self.cooker.overlayed:
logger.info('Overlayed recipes:')
for f in self.cooker.overlayed.iterkeys():
logger.info('%s' % f)
for of in self.cooker.overlayed[f]:
logger.info(' %s' % of)
else:
logger.info('No overlayed recipes found')
def do_flatten(self, args):
arglist = args.split()
if len(arglist) != 1:
logger.error('syntax: flatten <outputdir>')
return
if os.path.exists(arglist[0]) and os.listdir(arglist[0]):
logger.error('Directory %s exists and is non-empty, please clear it out first' % arglist[0])
return
layers = (self.config_data.getVar('BBLAYERS', True) or "").split()
for layer in layers:
overlayed = []
for f in self.cooker.overlayed.iterkeys():
for of in self.cooker.overlayed[f]:
if of.startswith(layer):
overlayed.append(of)
logger.info('Copying files from %s...' % layer )
for root, dirs, files in os.walk(layer):
for f1 in files:
f1full = os.sep.join([root, f1])
if f1full in overlayed:
logger.info(' Skipping overlayed file %s' % f1full )
else:
ext = os.path.splitext(f1)[1]
if ext != '.bbappend':
fdest = f1full[len(layer):]
fdest = os.path.normpath(os.sep.join([arglist[0],fdest]))
bb.utils.mkdirhier(os.path.dirname(fdest))
if os.path.exists(fdest):
if f1 == 'layer.conf' and root.endswith('/conf'):
logger.info(' Skipping layer config file %s' % f1full )
continue
else:
logger.warn('Overwriting file %s', fdest)
bb.utils.copyfile(f1full, fdest)
if ext == '.bb':
if f1 in self.cooker_data.appends:
appends = self.cooker_data.appends[f1]
if appends:
logger.info(' Applying appends to %s' % fdest )
for appendname in appends:
self.apply_append(appendname, fdest)
def get_append_layer(self, appendname):
for layer, _, regex, _ in self.cooker.status.bbfile_config_priorities:
if regex.match(appendname):
return layer
return "?"
def apply_append(self, appendname, recipename):
appendfile = open(appendname, 'r')
recipefile = open(recipename, 'a')
recipefile.write('\n')
recipefile.write('##### bbappended from %s #####\n' % self.get_append_layer(appendname))
recipefile.writelines(appendfile.readlines())
def do_show_appends(self, args):
if not self.cooker_data.appends:
logger.info('No append files found')
return
logger.info('State of append files:')
pnlist = list(self.cooker_data.pkg_pn.keys())
pnlist.sort( key=lambda item: item.pn )
for pn in pnlist:
self.show_appends_for_pn(pn)
self.show_appends_for_skipped()
def show_appends_for_pn(self, pn):
filenames = self.cooker_data.pkg_pn[pn]
best = bb.providers.findBestProvider(pn,
self.cooker.configuration.data,
self.cooker_data,
self.cooker_data.pkg_pn)
best_filename = os.path.basename(best[3])
self.show_appends_output(filenames, best_filename)
def show_appends_for_skipped(self):
filenames = [os.path.basename(f)
for f in self.cooker.skiplist.iterkeys()]
self.show_appends_output(filenames, None, " (skipped)")
def show_appends_output(self, filenames, best_filename, name_suffix = ''):
appended, missing = self.get_appends_for_files(filenames)
if appended:
for basename, appends in appended:
logger.info('%s%s:', basename, name_suffix)
for append in appends:
logger.info(' %s', append)
if best_filename:
if best_filename in missing:
logger.warn('%s: missing append for preferred version',
best_filename)
self.returncode |= 1
def get_appends_for_files(self, filenames):
appended, notappended = [], []
for filename in filenames:
_, cls = bb.cache.Cache.virtualfn2realfn(filename)
if cls:
continue
basename = os.path.basename(filename)
appends = self.cooker_data.appends.get(basename)
if appends:
appended.append((basename, list(appends)))
else:
notappended.append(basename)
return appended, notappended
def do_EOF(self, line):
return True
class Config(object):
def __init__(self, **options):
self.pkgs_to_build = []
self.debug_domains = []
self.extra_assume_provided = []
self.file = []
self.debug = 0
self.__dict__.update(options)
def __getattr__(self, attribute):
try:
return super(Config, self).__getattribute__(attribute)
except AttributeError:
return None
if __name__ == '__main__':
sys.exit(main(sys.argv[1:]) or 0)
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