diff options
Diffstat (limited to 'bitbake-dev/lib/bb/taskdata.py')
| -rw-r--r-- | bitbake-dev/lib/bb/taskdata.py | 610 |
1 files changed, 0 insertions, 610 deletions
diff --git a/bitbake-dev/lib/bb/taskdata.py b/bitbake-dev/lib/bb/taskdata.py deleted file mode 100644 index 4a88e75f6..000000000 --- a/bitbake-dev/lib/bb/taskdata.py +++ /dev/null @@ -1,610 +0,0 @@ -#!/usr/bin/env python -# ex:ts=4:sw=4:sts=4:et -# -*- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*- -""" -BitBake 'TaskData' implementation - -Task data collection and handling - -""" - -# Copyright (C) 2006 Richard Purdie -# -# 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 bb - -def re_match_strings(target, strings): - """ - Whether or not the string 'target' matches - any one string of the strings which can be regular expression string - """ - import re - - for name in strings: - if (name==target or - re.search(name,target)!=None): - return True - return False - -class TaskData: - """ - BitBake Task Data implementation - """ - def __init__(self, abort = True, tryaltconfigs = False): - self.build_names_index = [] - self.run_names_index = [] - self.fn_index = [] - - self.build_targets = {} - self.run_targets = {} - - self.external_targets = [] - - self.tasks_fnid = [] - self.tasks_name = [] - self.tasks_tdepends = [] - self.tasks_idepends = [] - # Cache to speed up task ID lookups - self.tasks_lookup = {} - - self.depids = {} - self.rdepids = {} - - self.consider_msgs_cache = [] - - self.failed_deps = [] - self.failed_rdeps = [] - self.failed_fnids = [] - - self.abort = abort - self.tryaltconfigs = tryaltconfigs - - def getbuild_id(self, name): - """ - Return an ID number for the build target name. - If it doesn't exist, create one. - """ - if not name in self.build_names_index: - self.build_names_index.append(name) - return len(self.build_names_index) - 1 - - return self.build_names_index.index(name) - - def getrun_id(self, name): - """ - Return an ID number for the run target name. - If it doesn't exist, create one. - """ - if not name in self.run_names_index: - self.run_names_index.append(name) - return len(self.run_names_index) - 1 - - return self.run_names_index.index(name) - - def getfn_id(self, name): - """ - Return an ID number for the filename. - If it doesn't exist, create one. - """ - if not name in self.fn_index: - self.fn_index.append(name) - return len(self.fn_index) - 1 - - return self.fn_index.index(name) - - def gettask_ids(self, fnid): - """ - Return an array of the ID numbers matching a given fnid. - """ - ids = [] - if fnid in self.tasks_lookup: - for task in self.tasks_lookup[fnid]: - ids.append(self.tasks_lookup[fnid][task]) - return ids - - def gettask_id(self, fn, task, create = True): - """ - Return an ID number for the task matching fn and task. - If it doesn't exist, create one by default. - Optionally return None instead. - """ - fnid = self.getfn_id(fn) - - if fnid in self.tasks_lookup: - if task in self.tasks_lookup[fnid]: - return self.tasks_lookup[fnid][task] - - if not create: - return None - - self.tasks_name.append(task) - self.tasks_fnid.append(fnid) - self.tasks_tdepends.append([]) - self.tasks_idepends.append([]) - - listid = len(self.tasks_name) - 1 - - if fnid not in self.tasks_lookup: - self.tasks_lookup[fnid] = {} - self.tasks_lookup[fnid][task] = listid - - return listid - - def add_tasks(self, fn, dataCache): - """ - Add tasks for a given fn to the database - """ - - task_deps = dataCache.task_deps[fn] - - fnid = self.getfn_id(fn) - - if fnid in self.failed_fnids: - bb.msg.fatal(bb.msg.domain.TaskData, "Trying to re-add a failed file? Something is broken...") - - # Check if we've already seen this fn - if fnid in self.tasks_fnid: - return - - for task in task_deps['tasks']: - - # Work out task dependencies - parentids = [] - for dep in task_deps['parents'][task]: - parentid = self.gettask_id(fn, dep) - parentids.append(parentid) - taskid = self.gettask_id(fn, task) - self.tasks_tdepends[taskid].extend(parentids) - - # Touch all intertask dependencies - if 'depends' in task_deps and task in task_deps['depends']: - ids = [] - for dep in task_deps['depends'][task].split(): - if dep: - if ":" not in dep: - bb.msg.fatal(bb.msg.domain.TaskData, "Error, dependency %s does not contain ':' character\n. Task 'depends' should be specified in the form 'packagename:task'" % (depend, fn)) - ids.append(((self.getbuild_id(dep.split(":")[0])), dep.split(":")[1])) - self.tasks_idepends[taskid].extend(ids) - - # Work out build dependencies - if not fnid in self.depids: - dependids = {} - for depend in dataCache.deps[fn]: - bb.msg.debug(2, bb.msg.domain.TaskData, "Added dependency %s for %s" % (depend, fn)) - dependids[self.getbuild_id(depend)] = None - self.depids[fnid] = dependids.keys() - - # Work out runtime dependencies - if not fnid in self.rdepids: - rdependids = {} - rdepends = dataCache.rundeps[fn] - rrecs = dataCache.runrecs[fn] - for package in rdepends: - for rdepend in bb.utils.explode_deps(rdepends[package]): - bb.msg.debug(2, bb.msg.domain.TaskData, "Added runtime dependency %s for %s" % (rdepend, fn)) - rdependids[self.getrun_id(rdepend)] = None - for package in rrecs: - for rdepend in bb.utils.explode_deps(rrecs[package]): - bb.msg.debug(2, bb.msg.domain.TaskData, "Added runtime recommendation %s for %s" % (rdepend, fn)) - rdependids[self.getrun_id(rdepend)] = None - self.rdepids[fnid] = rdependids.keys() - - for dep in self.depids[fnid]: - if dep in self.failed_deps: - self.fail_fnid(fnid) - return - for dep in self.rdepids[fnid]: - if dep in self.failed_rdeps: - self.fail_fnid(fnid) - return - - def have_build_target(self, target): - """ - Have we a build target matching this name? - """ - targetid = self.getbuild_id(target) - - if targetid in self.build_targets: - return True - return False - - def have_runtime_target(self, target): - """ - Have we a runtime target matching this name? - """ - targetid = self.getrun_id(target) - - if targetid in self.run_targets: - return True - return False - - def add_build_target(self, fn, item): - """ - Add a build target. - If already present, append the provider fn to the list - """ - targetid = self.getbuild_id(item) - fnid = self.getfn_id(fn) - - if targetid in self.build_targets: - if fnid in self.build_targets[targetid]: - return - self.build_targets[targetid].append(fnid) - return - self.build_targets[targetid] = [fnid] - - def add_runtime_target(self, fn, item): - """ - Add a runtime target. - If already present, append the provider fn to the list - """ - targetid = self.getrun_id(item) - fnid = self.getfn_id(fn) - - if targetid in self.run_targets: - if fnid in self.run_targets[targetid]: - return - self.run_targets[targetid].append(fnid) - return - self.run_targets[targetid] = [fnid] - - def mark_external_target(self, item): - """ - Mark a build target as being externally requested - """ - targetid = self.getbuild_id(item) - - if targetid not in self.external_targets: - self.external_targets.append(targetid) - - def get_unresolved_build_targets(self, dataCache): - """ - Return a list of build targets who's providers - are unknown. - """ - unresolved = [] - for target in self.build_names_index: - if re_match_strings(target, dataCache.ignored_dependencies): - continue - if self.build_names_index.index(target) in self.failed_deps: - continue - if not self.have_build_target(target): - unresolved.append(target) - return unresolved - - def get_unresolved_run_targets(self, dataCache): - """ - Return a list of runtime targets who's providers - are unknown. - """ - unresolved = [] - for target in self.run_names_index: - if re_match_strings(target, dataCache.ignored_dependencies): - continue - if self.run_names_index.index(target) in self.failed_rdeps: - continue - if not self.have_runtime_target(target): - unresolved.append(target) - return unresolved - - def get_provider(self, item): - """ - Return a list of providers of item - """ - targetid = self.getbuild_id(item) - - return self.build_targets[targetid] - - def get_dependees(self, itemid): - """ - Return a list of targets which depend on item - """ - dependees = [] - for fnid in self.depids: - if itemid in self.depids[fnid]: - dependees.append(fnid) - return dependees - - def get_dependees_str(self, item): - """ - Return a list of targets which depend on item as a user readable string - """ - itemid = self.getbuild_id(item) - dependees = [] - for fnid in self.depids: - if itemid in self.depids[fnid]: - dependees.append(self.fn_index[fnid]) - return dependees - - def get_rdependees(self, itemid): - """ - Return a list of targets which depend on runtime item - """ - dependees = [] - for fnid in self.rdepids: - if itemid in self.rdepids[fnid]: - dependees.append(fnid) - return dependees - - def get_rdependees_str(self, item): - """ - Return a list of targets which depend on runtime item as a user readable string - """ - itemid = self.getrun_id(item) - dependees = [] - for fnid in self.rdepids: - if itemid in self.rdepids[fnid]: - dependees.append(self.fn_index[fnid]) - return dependees - - def add_provider(self, cfgData, dataCache, item): - try: - self.add_provider_internal(cfgData, dataCache, item) - except bb.providers.NoProvider: - if self.abort: - if self.get_rdependees_str(item): - bb.msg.error(bb.msg.domain.Provider, "Nothing PROVIDES '%s' (but '%s' DEPENDS on or otherwise requires it)" % (item, self.get_dependees_str(item))) - else: - bb.msg.error(bb.msg.domain.Provider, "Nothing PROVIDES '%s'" % (item)) - raise - targetid = self.getbuild_id(item) - self.remove_buildtarget(targetid) - - self.mark_external_target(item) - - def add_provider_internal(self, cfgData, dataCache, item): - """ - Add the providers of item to the task data - Mark entries were specifically added externally as against dependencies - added internally during dependency resolution - """ - - if re_match_strings(item, dataCache.ignored_dependencies): - return - - if not item in dataCache.providers: - if self.get_rdependees_str(item): - bb.msg.note(2, bb.msg.domain.Provider, "Nothing PROVIDES '%s' (but '%s' DEPENDS on or otherwise requires it)" % (item, self.get_dependees_str(item))) - else: - bb.msg.note(2, bb.msg.domain.Provider, "Nothing PROVIDES '%s'" % (item)) - bb.event.fire(bb.event.NoProvider(item), cfgData) - raise bb.providers.NoProvider(item) - - if self.have_build_target(item): - return - - all_p = dataCache.providers[item] - - eligible, foundUnique = bb.providers.filterProviders(all_p, item, cfgData, dataCache) - eligible = [p for p in eligible if not self.getfn_id(p) in self.failed_fnids] - - if not eligible: - bb.msg.note(2, bb.msg.domain.Provider, "No buildable provider PROVIDES '%s' but '%s' DEPENDS on or otherwise requires it. Enable debugging and see earlier logs to find unbuildable providers." % (item, self.get_dependees_str(item))) - bb.event.fire(bb.event.NoProvider(item), cfgData) - raise bb.providers.NoProvider(item) - - if len(eligible) > 1 and foundUnique == False: - if item not in self.consider_msgs_cache: - providers_list = [] - for fn in eligible: - providers_list.append(dataCache.pkg_fn[fn]) - bb.msg.note(1, bb.msg.domain.Provider, "multiple providers are available for %s (%s);" % (item, ", ".join(providers_list))) - bb.msg.note(1, bb.msg.domain.Provider, "consider defining PREFERRED_PROVIDER_%s" % item) - bb.event.fire(bb.event.MultipleProviders(item, providers_list), cfgData) - self.consider_msgs_cache.append(item) - - for fn in eligible: - fnid = self.getfn_id(fn) - if fnid in self.failed_fnids: - continue - bb.msg.debug(2, bb.msg.domain.Provider, "adding %s to satisfy %s" % (fn, item)) - self.add_build_target(fn, item) - self.add_tasks(fn, dataCache) - - - #item = dataCache.pkg_fn[fn] - - def add_rprovider(self, cfgData, dataCache, item): - """ - Add the runtime providers of item to the task data - (takes item names from RDEPENDS/PACKAGES namespace) - """ - - if re_match_strings(item, dataCache.ignored_dependencies): - return - - if self.have_runtime_target(item): - return - - all_p = bb.providers.getRuntimeProviders(dataCache, item) - - if not all_p: - bb.msg.error(bb.msg.domain.Provider, "'%s' RDEPENDS/RRECOMMENDS or otherwise requires the runtime entity '%s' but it wasn't found in any PACKAGE or RPROVIDES variables" % (self.get_rdependees_str(item), item)) - bb.event.fire(bb.event.NoProvider(item, runtime=True), cfgData) - raise bb.providers.NoRProvider(item) - - eligible, numberPreferred = bb.providers.filterProvidersRunTime(all_p, item, cfgData, dataCache) - eligible = [p for p in eligible if not self.getfn_id(p) in self.failed_fnids] - - if not eligible: - bb.msg.error(bb.msg.domain.Provider, "'%s' RDEPENDS/RRECOMMENDS or otherwise requires the runtime entity '%s' but it wasn't found in any PACKAGE or RPROVIDES variables of any buildable targets.\nEnable debugging and see earlier logs to find unbuildable targets." % (self.get_rdependees_str(item), item)) - bb.event.fire(bb.event.NoProvider(item, runtime=True), cfgData) - raise bb.providers.NoRProvider(item) - - if len(eligible) > 1 and numberPreferred == 0: - if item not in self.consider_msgs_cache: - providers_list = [] - for fn in eligible: - providers_list.append(dataCache.pkg_fn[fn]) - bb.msg.note(2, bb.msg.domain.Provider, "multiple providers are available for runtime %s (%s);" % (item, ", ".join(providers_list))) - bb.msg.note(2, bb.msg.domain.Provider, "consider defining a PREFERRED_PROVIDER entry to match runtime %s" % item) - bb.event.fire(bb.event.MultipleProviders(item,providers_list, runtime=True), cfgData) - self.consider_msgs_cache.append(item) - - if numberPreferred > 1: - if item not in self.consider_msgs_cache: - providers_list = [] - for fn in eligible: - providers_list.append(dataCache.pkg_fn[fn]) - bb.msg.note(2, bb.msg.domain.Provider, "multiple providers are available for runtime %s (top %s entries preferred) (%s);" % (item, numberPreferred, ", ".join(providers_list))) - bb.msg.note(2, bb.msg.domain.Provider, "consider defining only one PREFERRED_PROVIDER entry to match runtime %s" % item) - bb.event.fire(bb.event.MultipleProviders(item,providers_list, runtime=True), cfgData) - self.consider_msgs_cache.append(item) - - # run through the list until we find one that we can build - for fn in eligible: - fnid = self.getfn_id(fn) - if fnid in self.failed_fnids: - continue - bb.msg.debug(2, bb.msg.domain.Provider, "adding '%s' to satisfy runtime '%s'" % (fn, item)) - self.add_runtime_target(fn, item) - self.add_tasks(fn, dataCache) - - def fail_fnid(self, fnid, missing_list = []): - """ - Mark a file as failed (unbuildable) - Remove any references from build and runtime provider lists - - missing_list, A list of missing requirements for this target - """ - if fnid in self.failed_fnids: - return - bb.msg.debug(1, bb.msg.domain.Provider, "File '%s' is unbuildable, removing..." % self.fn_index[fnid]) - self.failed_fnids.append(fnid) - for target in self.build_targets: - if fnid in self.build_targets[target]: - self.build_targets[target].remove(fnid) - if len(self.build_targets[target]) == 0: - self.remove_buildtarget(target, missing_list) - for target in self.run_targets: - if fnid in self.run_targets[target]: - self.run_targets[target].remove(fnid) - if len(self.run_targets[target]) == 0: - self.remove_runtarget(target, missing_list) - - def remove_buildtarget(self, targetid, missing_list = []): - """ - Mark a build target as failed (unbuildable) - Trigger removal of any files that have this as a dependency - """ - if not missing_list: - missing_list = [self.build_names_index[targetid]] - else: - missing_list = [self.build_names_index[targetid]] + missing_list - bb.msg.note(2, bb.msg.domain.Provider, "Target '%s' is unbuildable, removing...\nMissing or unbuildable dependency chain was: %s" % (self.build_names_index[targetid], missing_list)) - self.failed_deps.append(targetid) - dependees = self.get_dependees(targetid) - for fnid in dependees: - self.fail_fnid(fnid, missing_list) - for taskid in range(len(self.tasks_idepends)): - idepends = self.tasks_idepends[taskid] - for (idependid, idependtask) in idepends: - if idependid == targetid: - self.fail_fnid(self.tasks_fnid[taskid], missing_list) - - if self.abort and targetid in self.external_targets: - bb.msg.error(bb.msg.domain.Provider, "Required build target '%s' has no buildable providers.\nMissing or unbuildable dependency chain was: %s" % (self.build_names_index[targetid], missing_list)) - raise bb.providers.NoProvider - - def remove_runtarget(self, targetid, missing_list = []): - """ - Mark a run target as failed (unbuildable) - Trigger removal of any files that have this as a dependency - """ - if not missing_list: - missing_list = [self.run_names_index[targetid]] - else: - missing_list = [self.run_names_index[targetid]] + missing_list - - bb.msg.note(1, bb.msg.domain.Provider, "Runtime target '%s' is unbuildable, removing...\nMissing or unbuildable dependency chain was: %s" % (self.run_names_index[targetid], missing_list)) - self.failed_rdeps.append(targetid) - dependees = self.get_rdependees(targetid) - for fnid in dependees: - self.fail_fnid(fnid, missing_list) - - def add_unresolved(self, cfgData, dataCache): - """ - Resolve all unresolved build and runtime targets - """ - bb.msg.note(1, bb.msg.domain.TaskData, "Resolving any missing task queue dependencies") - while 1: - added = 0 - for target in self.get_unresolved_build_targets(dataCache): - try: - self.add_provider_internal(cfgData, dataCache, target) - added = added + 1 - except bb.providers.NoProvider: - targetid = self.getbuild_id(target) - if self.abort and targetid in self.external_targets: - if self.get_rdependees_str(target): - bb.msg.error(bb.msg.domain.Provider, "Nothing PROVIDES '%s' (but '%s' DEPENDS on or otherwise requires it)" % (target, self.get_dependees_str(target))) - else: - bb.msg.error(bb.msg.domain.Provider, "Nothing PROVIDES '%s'" % (target)) - raise - self.remove_buildtarget(targetid) - for target in self.get_unresolved_run_targets(dataCache): - try: - self.add_rprovider(cfgData, dataCache, target) - added = added + 1 - except bb.providers.NoRProvider: - self.remove_runtarget(self.getrun_id(target)) - bb.msg.debug(1, bb.msg.domain.TaskData, "Resolved " + str(added) + " extra dependecies") - if added == 0: - break - # self.dump_data() - - def dump_data(self): - """ - Dump some debug information on the internal data structures - """ - bb.msg.debug(3, bb.msg.domain.TaskData, "build_names:") - bb.msg.debug(3, bb.msg.domain.TaskData, ", ".join(self.build_names_index)) - - bb.msg.debug(3, bb.msg.domain.TaskData, "run_names:") - bb.msg.debug(3, bb.msg.domain.TaskData, ", ".join(self.run_names_index)) - - bb.msg.debug(3, bb.msg.domain.TaskData, "build_targets:") - for buildid in range(len(self.build_names_index)): - target = self.build_names_index[buildid] - targets = "None" - if buildid in self.build_targets: - targets = self.build_targets[buildid] - bb.msg.debug(3, bb.msg.domain.TaskData, " (%s)%s: %s" % (buildid, target, targets)) - - bb.msg.debug(3, bb.msg.domain.TaskData, "run_targets:") - for runid in range(len(self.run_names_index)): - target = self.run_names_index[runid] - targets = "None" - if runid in self.run_targets: - targets = self.run_targets[runid] - bb.msg.debug(3, bb.msg.domain.TaskData, " (%s)%s: %s" % (runid, target, targets)) - - bb.msg.debug(3, bb.msg.domain.TaskData, "tasks:") - for task in range(len(self.tasks_name)): - bb.msg.debug(3, bb.msg.domain.TaskData, " (%s)%s - %s: %s" % ( - task, - self.fn_index[self.tasks_fnid[task]], - self.tasks_name[task], - self.tasks_tdepends[task])) - - bb.msg.debug(3, bb.msg.domain.TaskData, "dependency ids (per fn):") - for fnid in self.depids: - bb.msg.debug(3, bb.msg.domain.TaskData, " %s %s: %s" % (fnid, self.fn_index[fnid], self.depids[fnid])) - - bb.msg.debug(3, bb.msg.domain.TaskData, "runtime dependency ids (per fn):") - for fnid in self.rdepids: - bb.msg.debug(3, bb.msg.domain.TaskData, " %s %s: %s" % (fnid, self.fn_index[fnid], self.rdepids[fnid])) - - |