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path: root/meta/recipes-extended/findutils
AgeCommit message (Expand)Author
2016-07-08meta: update patch metadataRoss Burton
2016-02-26findutils: upgrade to 4.6.0Ross Burton
2016-02-18findutils: upgrade to 4.5.19Chen Qi
2015-09-12meta: Fix Upstream-Status statementsRoss Burton
2015-04-21recipes: Fix charset.alias for muslKhem Raj
2015-02-07findutils 4.2.31: fix SRC_URIRobert Yang
2014-11-06findutils: Upgrade to 4.5.14Saul Wold
2014-05-01Add texinfo.bbclass; recipes that use texinfo utils at build-time inherit it.Max Eliaser
2014-04-25Globally replace 'base_contains' calls with 'bb.utils.contains'Otavio Salvador
2014-02-20recipes: convert remaining SUMMARY/DESCRIPTION cosmetic issues (part 2)Matthieu Crapet
2013-09-20findutils_4.2.31: backport fixes for doc build errorsJackie Huang
2013-06-07git/tar/findutils: Add nativesdk versionsRichard Purdie
2013-05-31findutils: backport more fixes for documentation build errorsJonathan Liu
2013-05-29findutils: backport fixes for documentation build errorsJonathan Liu
2012-08-15findutils: cleanup update-alternatives deprecated codeSaul Wold
2012-08-15findutils: refactor common code to findutils.incSaul Wold
2012-08-06findutils-4.4.2: add bison-native to DEPENDSXin Ouyang
2012-07-26findutils: fix sort dir on updatedbRoy.Li
2012-05-25findutils-4.2.31: fix build with automake 1.12Nitin A Kamble
2012-05-25findutils: fix build with automake 1.12Nitin A Kamble
2012-04-24findutils: Use update-alternativesMark Hatle
2012-01-10findutils: Use CACHED_CONFIGUREVARS to specify cached configure varsKhem Raj
2012-01-03misc patches: fix patch headersNitin A Kamble
2011-12-13findutils: Add SRC_URI Checksums for GPLv2Saul Wold
2011-12-12findutils: Fix compilation for x32 toolchainNitin A Kamble
2011-05-19findutils: fix libc overridesKoen Kooi
2011-05-13update patch upstream statusQing He
2010-12-16recipes-extended: Add Summary informationMark Hatle
2010-12-09SRC_URI Checksums AdditionalsSaul Wold
2010-09-01packages: Separate out most of the remaining packages into recipesRichard Purdie
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# ex:ts=4:sw=4:sts=4:et
# -*- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*-
#
# BitBake 'Event' implementation
#
# Caching of bitbake variables before task execution

# Copyright (C) 2006        Richard Purdie

# but small sections based on code from bin/bitbake:
# Copyright (C) 2003, 2004  Chris Larson
# Copyright (C) 2003, 2004  Phil Blundell
# Copyright (C) 2003 - 2005 Michael 'Mickey' Lauer
# Copyright (C) 2005        Holger Hans Peter Freyther
# Copyright (C) 2005        ROAD GmbH
#
# 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.


import os
import logging
from collections import defaultdict
import bb.utils

logger = logging.getLogger("BitBake.Cache")

try:
    import cPickle as pickle
except ImportError:
    import pickle
    logger.info("Importing cPickle failed. "
                "Falling back to a very slow implementation.")

__cache_version__ = "142"

def getCacheFile(path, filename):
    return os.path.join(path, filename)

# RecipeInfoCommon defines common data retrieving methods
# from meta data for caches. CoreRecipeInfo as well as other
# Extra RecipeInfo needs to inherit this class
class RecipeInfoCommon(object):

    @classmethod
    def listvar(cls, var, metadata):
        return cls.getvar(var, metadata).split()

    @classmethod
    def intvar(cls, var, metadata):
        return int(cls.getvar(var, metadata) or 0)

    @classmethod
    def depvar(cls, var, metadata):
        return bb.utils.explode_deps(cls.getvar(var, metadata))

    @classmethod
    def pkgvar(cls, var, packages, metadata):
        return dict((pkg, cls.depvar("%s_%s" % (var, pkg), metadata))
                    for pkg in packages)

    @classmethod
    def taskvar(cls, var, tasks, metadata):
        return dict((task, cls.getvar("%s_task-%s" % (var, task), metadata))
                    for task in tasks)

    @classmethod
    def flaglist(cls, flag, varlist, metadata):
        return dict((var, metadata.getVarFlag(var, flag, True))
                    for var in varlist)

    @classmethod
    def getvar(cls, var, metadata):
        return metadata.getVar(var, True) or ''


class CoreRecipeInfo(RecipeInfoCommon):
    __slots__ = ()

    cachefile = "bb_cache.dat"   

    def __init__(self, filename, metadata):      
        self.file_depends = metadata.getVar('__depends', False)
        self.timestamp = bb.parse.cached_mtime(filename)
        self.variants = self.listvar('__VARIANTS', metadata) + ['']
        self.appends = self.listvar('__BBAPPEND', metadata)
        self.nocache = self.getvar('__BB_DONT_CACHE', metadata)

        self.skipreason = self.getvar('__SKIPPED', metadata)
        if self.skipreason:
            self.pn = self.getvar('PN', metadata) or bb.parse.BBHandler.vars_from_file(filename,metadata)[0]
            self.skipped = True
            self.provides  = self.depvar('PROVIDES', metadata)
            self.rprovides = self.depvar('RPROVIDES', metadata)
            return

        self.tasks = metadata.getVar('__BBTASKS', False)

        self.pn = self.getvar('PN', metadata)
        self.packages = self.listvar('PACKAGES', metadata)
        if not self.pn in self.packages:
            self.packages.append(self.pn)

        self.basetaskhashes = self.taskvar('BB_BASEHASH', self.tasks, metadata)
        self.hashfilename = self.getvar('BB_HASHFILENAME', metadata)

        self.file_depends = metadata.getVar('__depends', False)
        self.task_deps = metadata.getVar('_task_deps', False) or {'tasks': [], 'parents': {}}

        self.skipped = False
        self.pe = self.getvar('PE', metadata)
        self.pv = self.getvar('PV', metadata)
        self.pr = self.getvar('PR', metadata)
        self.defaultpref = self.intvar('DEFAULT_PREFERENCE', metadata)
        self.broken = self.getvar('BROKEN', metadata)
        self.not_world = self.getvar('EXCLUDE_FROM_WORLD', metadata)
        self.stamp = self.getvar('STAMP', metadata)
        self.stamp_base = self.flaglist('stamp-base', self.tasks, metadata)
        self.stamp_extrainfo = self.flaglist('stamp-extra-info', self.tasks, metadata)
        self.packages_dynamic = self.listvar('PACKAGES_DYNAMIC', metadata)
        self.depends          = self.depvar('DEPENDS', metadata)
        self.provides         = self.depvar('PROVIDES', metadata)
        self.rdepends         = self.depvar('RDEPENDS', metadata)
        self.rprovides        = self.depvar('RPROVIDES', metadata)
        self.rrecommends      = self.depvar('RRECOMMENDS', metadata)
        self.rprovides_pkg    = self.pkgvar('RPROVIDES', self.packages, metadata)
        self.rdepends_pkg     = self.pkgvar('RDEPENDS', self.packages, metadata)
        self.rrecommends_pkg  = self.pkgvar('RRECOMMENDS', self.packages, metadata)
        self.inherits         = self.getvar('__inherit_cache', metadata)
        self.summary          = self.getvar('SUMMARY', metadata)
        self.license          = self.getvar('LICENSE', metadata)
        self.section          = self.getvar('SECTION', metadata)
        self.fakerootenv      = self.getvar('FAKEROOTENV', metadata)
        self.fakerootdirs     = self.getvar('FAKEROOTDIRS', metadata)
        self.fakerootnoenv    = self.getvar('FAKEROOTNOENV', metadata)

    @classmethod
    def init_cacheData(cls, cachedata):
        # CacheData in Core RecipeInfo Class
        cachedata.task_deps = {}
        cachedata.pkg_fn = {}
        cachedata.pkg_pn = defaultdict(list)
        cachedata.pkg_pepvpr = {}
        cachedata.pkg_dp = {}

        cachedata.stamp = {}
        cachedata.stamp_base = {}
        cachedata.stamp_extrainfo = {}
        cachedata.fn_provides = {}
        cachedata.pn_provides = defaultdict(list)
        cachedata.all_depends = []

        cachedata.deps = defaultdict(list)
        cachedata.packages = defaultdict(list)
        cachedata.providers = defaultdict(list)
        cachedata.rproviders = defaultdict(list)
        cachedata.packages_dynamic = defaultdict(list)

        cachedata.rundeps = defaultdict(lambda: defaultdict(list))
        cachedata.runrecs = defaultdict(lambda: defaultdict(list))
        cachedata.possible_world = []
        cachedata.universe_target = []
        cachedata.hashfn = {}

        cachedata.basetaskhash = {}
        cachedata.inherits = {}
        cachedata.summary = {}
        cachedata.license = {}
        cachedata.section = {}
        cachedata.fakerootenv = {}
        cachedata.fakerootnoenv = {}
        cachedata.fakerootdirs = {}

    def add_cacheData(self, cachedata, fn):
        cachedata.task_deps[fn] = self.task_deps
        cachedata.pkg_fn[fn] = self.pn
        cachedata.pkg_pn[self.pn].append(fn)
        cachedata.pkg_pepvpr[fn] = (self.pe, self.pv, self.pr)
        cachedata.pkg_dp[fn] = self.defaultpref
        cachedata.stamp[fn] = self.stamp
        cachedata.stamp_base[fn] = self.stamp_base
        cachedata.stamp_extrainfo[fn] = self.stamp_extrainfo

        provides = [self.pn]
        for provide in self.provides:
            if provide not in provides:
                provides.append(provide)
        cachedata.fn_provides[fn] = provides

        for provide in provides:
            cachedata.providers[provide].append(fn)
            if provide not in cachedata.pn_provides[self.pn]:
                cachedata.pn_provides[self.pn].append(provide)

        for dep in self.depends:
            if dep not in cachedata.deps[fn]:
                cachedata.deps[fn].append(dep)
            if dep not in cachedata.all_depends:
                cachedata.all_depends.append(dep)

        rprovides = self.rprovides
        for package in self.packages:
            cachedata.packages[package].append(fn)
            rprovides += self.rprovides_pkg[package]

        for rprovide in rprovides:
            cachedata.rproviders[rprovide].append(fn)

        for package in self.packages_dynamic:
            cachedata.packages_dynamic[package].append(fn)

        # Build hash of runtime depends and rececommends
        for package in self.packages + [self.pn]:
            cachedata.rundeps[fn][package] = list(self.rdepends) + self.rdepends_pkg[package]
            cachedata.runrecs[fn][package] = list(self.rrecommends) + self.rrecommends_pkg[package]

        # Collect files we may need for possible world-dep
        # calculations
        if not self.broken and not self.not_world:
            cachedata.possible_world.append(fn)

        # create a collection of all targets for sanity checking
        # tasks, such as upstream versions, license, and tools for
        # task and image creation.
        cachedata.universe_target.append(self.pn)

        cachedata.hashfn[fn] = self.hashfilename
        for task, taskhash in self.basetaskhashes.iteritems():
            identifier = '%s.%s' % (fn, task)
            cachedata.basetaskhash[identifier] = taskhash

        cachedata.inherits[fn] = self.inherits
        cachedata.summary[fn] = self.summary
        cachedata.license[fn] = self.license
        cachedata.section[fn] = self.section
        cachedata.fakerootenv[fn] = self.fakerootenv
        cachedata.fakerootnoenv[fn] = self.fakerootnoenv
        cachedata.fakerootdirs[fn] = self.fakerootdirs



class Cache(object):
    """
    BitBake Cache implementation
    """

    def __init__(self, data, caches_array):
        # Pass caches_array information into Cache Constructor
        # It will be used in later for deciding whether we 
        # need extra cache file dump/load support 
        self.caches_array = caches_array
        self.cachedir = data.getVar("CACHE", True)
        self.clean = set()
        self.checked = set()
        self.depends_cache = {}
        self.data = None
        self.data_fn = None
        self.cacheclean = True

        if self.cachedir in [None, '']:
            self.has_cache = False
            logger.info("Not using a cache. "
                        "Set CACHE = <directory> to enable.")
            return

        self.has_cache = True
        self.cachefile = getCacheFile(self.cachedir, "bb_cache.dat")

        logger.debug(1, "Using cache in '%s'", self.cachedir)
        bb.utils.mkdirhier(self.cachedir)

        # If any of configuration.data's dependencies are newer than the
        # cache there isn't even any point in loading it...
        newest_mtime = 0
        deps = data.getVar("__base_depends")

        old_mtimes = [old_mtime for _, old_mtime in deps]
        old_mtimes.append(newest_mtime)
        newest_mtime = max(old_mtimes)

        cache_ok = True
        if self.caches_array:
            for cache_class in self.caches_array:
                if type(cache_class) is type and issubclass(cache_class, RecipeInfoCommon):
                    cachefile = getCacheFile(self.cachedir, cache_class.cachefile)
                    cache_ok = cache_ok and (bb.parse.cached_mtime_noerror(cachefile) >= newest_mtime)
                    cache_class.init_cacheData(self)
        if cache_ok:
            self.load_cachefile()
        elif os.path.isfile(self.cachefile):
            logger.info("Out of date cache found, rebuilding...")

    def load_cachefile(self):
        # Firstly, using core cache file information for
        # valid checking
        with open(self.cachefile, "rb") as cachefile:
            pickled = pickle.Unpickler(cachefile)
            try:
                cache_ver = pickled.load()
                bitbake_ver = pickled.load()
            except Exception:
                logger.info('Invalid cache, rebuilding...')
                return

            if cache_ver != __cache_version__:
                logger.info('Cache version mismatch, rebuilding...')
                return
            elif bitbake_ver != bb.__version__:
                logger.info('Bitbake version mismatch, rebuilding...')
                return


        cachesize = 0
        previous_progress = 0
        previous_percent = 0

        # Calculate the correct cachesize of all those cache files
        for cache_class in self.caches_array:
            if type(cache_class) is type and issubclass(cache_class, RecipeInfoCommon):
                cachefile = getCacheFile(self.cachedir, cache_class.cachefile)
                with open(cachefile, "rb") as cachefile:
                    cachesize += os.fstat(cachefile.fileno()).st_size

        bb.event.fire(bb.event.CacheLoadStarted(cachesize), self.data)
        
        for cache_class in self.caches_array:
            if type(cache_class) is type and issubclass(cache_class, RecipeInfoCommon):
                cachefile = getCacheFile(self.cachedir, cache_class.cachefile)
                with open(cachefile, "rb") as cachefile:
                    pickled = pickle.Unpickler(cachefile)                    
                    while cachefile:
                        try:
                            key = pickled.load()
                            value = pickled.load()
                        except Exception:
                            break
                        if self.depends_cache.has_key(key):
                            self.depends_cache[key].append(value)
                        else:
                            self.depends_cache[key] = [value]
                        # only fire events on even percentage boundaries
                        current_progress = cachefile.tell() + previous_progress
                        current_percent = 100 * current_progress / cachesize
                        if current_percent > previous_percent:
                            previous_percent = current_percent
                            bb.event.fire(bb.event.CacheLoadProgress(current_progress),
                                          self.data)

                    previous_progress += current_progress

        # Note: depends cache number is corresponding to the parsing file numbers.
        # The same file has several caches, still regarded as one item in the cache
        bb.event.fire(bb.event.CacheLoadCompleted(cachesize,
                                                  len(self.depends_cache)),
                      self.data)

    
    @staticmethod
    def virtualfn2realfn(virtualfn):
        """
        Convert a virtual file name to a real one + the associated subclass keyword
        """

        fn = virtualfn
        cls = ""
        if virtualfn.startswith('virtual:'):
            elems = virtualfn.split(':')
            cls = ":".join(elems[1:-1])
            fn = elems[-1]
        return (fn, cls)

    @staticmethod
    def realfn2virtual(realfn, cls):
        """
        Convert a real filename + the associated subclass keyword to a virtual filename
        """
        if cls == "":
            return realfn
        return "virtual:" + cls + ":" + realfn

    @classmethod
    def loadDataFull(cls, virtualfn, appends, cfgData):
        """
        Return a complete set of data for fn.
        To do this, we need to parse the file.
        """

        (fn, virtual) = cls.virtualfn2realfn(virtualfn)

        logger.debug(1, "Parsing %s (full)", fn)

        cfgData.setVar("__ONLYFINALISE", virtual or "default")
        bb_data = cls.load_bbfile(fn, appends, cfgData)
        return bb_data[virtual]

    @classmethod
    def parse(cls, filename, appends, configdata, caches_array):
        """Parse the specified filename, returning the recipe information"""
        infos = []
        datastores = cls.load_bbfile(filename, appends, configdata)
        depends = set()
        for variant, data in sorted(datastores.iteritems(),
                                    key=lambda i: i[0],
                                    reverse=True):
            virtualfn = cls.realfn2virtual(filename, variant)
            depends |= (data.getVar("__depends", False) or set())
            if depends and not variant:
                data.setVar("__depends", depends)

            info_array = []
            for cache_class in caches_array:
                if type(cache_class) is type and issubclass(cache_class, RecipeInfoCommon):
                    info = cache_class(filename, data)
                    info_array.append(info)
            infos.append((virtualfn, info_array))

        return infos

    def load(self, filename, appends, configdata):
        """Obtain the recipe information for the specified filename,
        using cached values if available, otherwise parsing.

        Note that if it does parse to obtain the info, it will not
        automatically add the information to the cache or to your
        CacheData.  Use the add or add_info method to do so after
        running this, or use loadData instead."""
        cached = self.cacheValid(filename, appends)
        if cached:
            infos = []
            # info_array item is a list of [CoreRecipeInfo, XXXRecipeInfo]
            info_array = self.depends_cache[filename]
            for variant in info_array[0].variants:
                virtualfn = self.realfn2virtual(filename, variant)
                infos.append((virtualfn, self.depends_cache[virtualfn]))
        else:
            logger.debug(1, "Parsing %s", filename)
            return self.parse(filename, appends, configdata, self.caches_array)

        return cached, infos

    def loadData(self, fn, appends, cfgData, cacheData):
        """Load the recipe info for the specified filename,
        parsing and adding to the cache if necessary, and adding
        the recipe information to the supplied CacheData instance."""
        skipped, virtuals = 0, 0

        cached, infos = self.load(fn, appends, cfgData)
        for virtualfn, info_array in infos:
            if info_array[0].skipped:
                logger.debug(1, "Skipping %s: %s", virtualfn, info_array[0].skipreason)
                skipped += 1
            else:
                self.add_info(virtualfn, info_array, cacheData, not cached)
                virtuals += 1

        return cached, skipped, virtuals

    def cacheValid(self, fn, appends):
        """
        Is the cache valid for fn?
        Fast version, no timestamps checked.
        """
        if fn not in self.checked:
            self.cacheValidUpdate(fn, appends)

        # Is cache enabled?
        if not self.has_cache:
            return False
        if fn in self.clean:
            return True
        return False

    def cacheValidUpdate(self, fn, appends):
        """
        Is the cache valid for fn?
        Make thorough (slower) checks including timestamps.
        """
        # Is cache enabled?
        if not self.has_cache:
            return False

        self.checked.add(fn)

        # File isn't in depends_cache
        if not fn in self.depends_cache:
            logger.debug(2, "Cache: %s is not cached", fn)
            return False

        mtime = bb.parse.cached_mtime_noerror(fn)

        # Check file still exists
        if mtime == 0:
            logger.debug(2, "Cache: %s no longer exists", fn)
            self.remove(fn)
            return False

        info_array = self.depends_cache[fn]
        # Check the file's timestamp
        if mtime != info_array[0].timestamp:
            logger.debug(2, "Cache: %s changed", fn)
            self.remove(fn)
            return False

        # Check dependencies are still valid
        depends = info_array[0].file_depends
        if depends:
            for f, old_mtime in depends:
                fmtime = bb.parse.cached_mtime_noerror(f)
                # Check if file still exists
                if old_mtime != 0 and fmtime == 0:
                    logger.debug(2, "Cache: %s's dependency %s was removed",
                                    fn, f)
                    self.remove(fn)
                    return False

                if (fmtime != old_mtime):
                    logger.debug(2, "Cache: %s's dependency %s changed",
                                    fn, f)
                    self.remove(fn)
                    return False

        if appends != info_array[0].appends:
            logger.debug(2, "Cache: appends for %s changed", fn)
            bb.note("%s to %s" % (str(appends), str(info_array[0].appends)))
            self.remove(fn)
            return False

        invalid = False
        for cls in info_array[0].variants:
            virtualfn = self.realfn2virtual(fn, cls)
            self.clean.add(virtualfn)
            if virtualfn not in self.depends_cache:
                logger.debug(2, "Cache: %s is not cached", virtualfn)
                invalid = True

        # If any one of the variants is not present, mark as invalid for all
        if invalid:
            for cls in info_array[0].variants:
                virtualfn = self.realfn2virtual(fn, cls)
                if virtualfn in self.clean:
                    logger.debug(2, "Cache: Removing %s from cache", virtualfn)
                    self.clean.remove(virtualfn)
            if fn in self.clean:
                logger.debug(2, "Cache: Marking %s as not clean", fn)
                self.clean.remove(fn)
            return False

        self.clean.add(fn)
        return True

    def remove(self, fn):
        """
        Remove a fn from the cache
        Called from the parser in error cases
        """
        if fn in self.depends_cache:
            logger.debug(1, "Removing %s from cache", fn)
            del self.depends_cache[fn]
        if fn in self.clean:
            logger.debug(1, "Marking %s as unclean", fn)
            self.clean.remove(fn)

    def sync(self):
        """
        Save the cache
        Called from the parser when complete (or exiting)
        """

        if not self.has_cache:
            return

        if self.cacheclean:
            logger.debug(2, "Cache is clean, not saving.")
            return

        file_dict = {}
        pickler_dict = {}
        for cache_class in self.caches_array:
            if type(cache_class) is type and issubclass(cache_class, RecipeInfoCommon):
                cache_class_name = cache_class.__name__
                cachefile = getCacheFile(self.cachedir, cache_class.cachefile)
                file_dict[cache_class_name] = open(cachefile, "wb")
                pickler_dict[cache_class_name] =  pickle.Pickler(file_dict[cache_class_name], pickle.HIGHEST_PROTOCOL)
                   
        pickler_dict['CoreRecipeInfo'].dump(__cache_version__)
        pickler_dict['CoreRecipeInfo'].dump(bb.__version__)

        try:
            for key, info_array in self.depends_cache.iteritems():
                for info in info_array:
                    if isinstance(info, RecipeInfoCommon):
                        cache_class_name = info.__class__.__name__
                        pickler_dict[cache_class_name].dump(key)
                        pickler_dict[cache_class_name].dump(info)
        finally:
            for cache_class in self.caches_array:
                if type(cache_class) is type and issubclass(cache_class, RecipeInfoCommon):
                    cache_class_name = cache_class.__name__
                    file_dict[cache_class_name].close()

        del self.depends_cache

    @staticmethod
    def mtime(cachefile):
        return bb.parse.cached_mtime_noerror(cachefile)

    def add_info(self, filename, info_array, cacheData, parsed=None):
        if isinstance(info_array[0], CoreRecipeInfo) and (not info_array[0].skipped):
            cacheData.add_from_recipeinfo(filename, info_array)

        if not self.has_cache:
            return

        if (info_array[0].skipped or 'SRCREVINACTION' not in info_array[0].pv) and not info_array[0].nocache:
            if parsed:
                self.cacheclean = False
            self.depends_cache[filename] = info_array

    def add(self, file_name, data, cacheData, parsed=None):
        """
        Save data we need into the cache
        """

        realfn = self.virtualfn2realfn(file_name)[0]

        info_array = []
        for cache_class in self.caches_array:
            if type(cache_class) is type and issubclass(cache_class, RecipeInfoCommon):
                info_array.append(cache_class(realfn, data))
        self.add_info(file_name, info_array, cacheData, parsed)

    @staticmethod
    def load_bbfile(bbfile, appends, config):
        """
        Load and parse one .bb build file
        Return the data and whether parsing resulted in the file being skipped
        """
        chdir_back = False

        from bb import data, parse

        # expand tmpdir to include this topdir
        data.setVar('TMPDIR', data.getVar('TMPDIR', config, 1) or "", config)
        bbfile_loc = os.path.abspath(os.path.dirname(bbfile))
        oldpath = os.path.abspath(os.getcwd())
        parse.cached_mtime_noerror(bbfile_loc)
        bb_data = data.init_db(config)
        # The ConfHandler first looks if there is a TOPDIR and if not
        # then it would call getcwd().
        # Previously, we chdir()ed to bbfile_loc, called the handler
        # and finally chdir()ed back, a couple of thousand times. We now
        # just fill in TOPDIR to point to bbfile_loc if there is no TOPDIR yet.
        if not data.getVar('TOPDIR', bb_data):
            chdir_back = True
            data.setVar('TOPDIR', bbfile_loc, bb_data)
        try:
            if appends:
                data.setVar('__BBAPPEND', " ".join(appends), bb_data)
            bb_data = parse.handle(bbfile, bb_data)
            if chdir_back:
                os.chdir(oldpath)
            return bb_data
        except:
            if chdir_back:
                os.chdir(oldpath)
            raise


def init(cooker):
    """
    The Objective: Cache the minimum amount of data possible yet get to the
    stage of building packages (i.e. tryBuild) without reparsing any .bb files.

    To do this, we intercept getVar calls and only cache the variables we see
    being accessed. We rely on the cache getVar calls being made for all
    variables bitbake might need to use to reach this stage. For each cached
    file we need to track:

    * Its mtime
    * The mtimes of all its dependencies
    * Whether it caused a parse.SkipPackage exception

    Files causing parsing errors are evicted from the cache.

    """
    return Cache(cooker.configuration.data)


class CacheData(object):
    """
    The data structures we compile from the cached data
    """

    def __init__(self, caches_array):
        self.caches_array = caches_array
        for cache_class in self.caches_array:
            if type(cache_class) is type and issubclass(cache_class, RecipeInfoCommon):
                cache_class.init_cacheData(self)        

        # Direct cache variables
        self.task_queues = {}
        self.preferred = {}
        self.tasks = {}
        # Indirect Cache variables (set elsewhere)
        self.ignored_dependencies = []
        self.world_target = set()
        self.bbfile_priority = {}

    def add_from_recipeinfo(self, fn, info_array):
        for info in info_array:
            info.add_cacheData(self, fn)
generated by cgit 1.2.3-korg (git 2.39.0) at 2024-05-29 17:58:02 +0000