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author | Zac Medico <zmedico@gentoo.org> | 2011-07-22 13:38:04 -0700 |
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committer | Zac Medico <zmedico@gentoo.org> | 2011-07-22 13:38:04 -0700 |
commit | 53bce8a6d96f04acc97871712c107387d14f45e6 (patch) | |
tree | b5c28bc0cbef8b71a1cde6b49a2e39e0de56320e /pym/portage | |
parent | 3f8a90683ddc542a0db58e00e55733ee8daaa4ee (diff) | |
download | portage-53bce8a6d96f04acc97871712c107387d14f45e6.tar.gz portage-53bce8a6d96f04acc97871712c107387d14f45e6.tar.bz2 portage-53bce8a6d96f04acc97871712c107387d14f45e6.zip |
LinkageMapELF: use a class for _obj_properies
This simplifies the interface, avoiding the need for hardcoded indexes
and making it easy to add new attributes.
Diffstat (limited to 'pym/portage')
-rw-r--r-- | pym/portage/util/_dyn_libs/LinkageMapELF.py | 42 |
1 files changed, 31 insertions, 11 deletions
diff --git a/pym/portage/util/_dyn_libs/LinkageMapELF.py b/pym/portage/util/_dyn_libs/LinkageMapELF.py index 49a7d3541..90d43e7ec 100644 --- a/pym/portage/util/_dyn_libs/LinkageMapELF.py +++ b/pym/portage/util/_dyn_libs/LinkageMapELF.py @@ -26,6 +26,25 @@ class LinkageMapELF(object): _soname_map_class = slot_dict_class( ("consumers", "providers"), prefix="") + class _obj_properies_class(object): + + __slots__ = ("arch", "needed", "runpaths", "soname", "alt_paths",) + + def __init__(self, arch, needed, runpaths, soname, alt_paths): + self.arch = arch + self.needed = needed + self.runpaths = runpaths + self.soname = soname + self.alt_paths = alt_paths + + def __iter__(self): + """Backward compatibility with 5-tuples.""" + yield self.arch + yield self.needed + yield self.runpaths + yield self.soname + yield self.alt_paths + def __init__(self, vardbapi): self._dbapi = vardbapi self._root = self._dbapi.settings['ROOT'] @@ -295,10 +314,11 @@ class LinkageMapELF(object): myprops = obj_properties.get(obj_key) if myprops is None: indexed = False - myprops = (arch, needed, path, soname, []) + myprops = self._obj_properies_class( + arch, needed, path, soname, []) obj_properties[obj_key] = myprops # All object paths are added into the obj_properties tuple. - myprops[4].append(obj) + myprops.alt_paths.append(obj) # Don't index the same file more that once since only one # set of data can be correct and therefore mixing data @@ -430,7 +450,7 @@ class LinkageMapELF(object): writemsg_level( _("Found provider outside of findProviders:") + \ (" %s -> %s %s\n" % (os.path.join(directory, soname), - self._obj_properties[cachedKey][4], libraries)), + self._obj_properties[cachedKey].alt_paths, libraries)), level=logging.DEBUG, noiselevel=-1) # A valid library has been found, so there is no need to @@ -516,7 +536,7 @@ class LinkageMapELF(object): if obj_key not in self._obj_properties: raise KeyError("%s (%s) not in object list" % (obj_key, obj)) basename = os.path.basename(obj) - soname = self._obj_properties[obj_key][3] + soname = self._obj_properties[obj_key].soname return len(basename) < len(soname) and \ basename.endswith(".so") and \ soname.startswith(basename[:-3]) @@ -537,7 +557,7 @@ class LinkageMapELF(object): for arch_map in self._libs.values(): for soname_map in arch_map.values(): for obj_key in soname_map.providers: - rValue.extend(self._obj_properties[obj_key][4]) + rValue.extend(self._obj_properties[obj_key].alt_paths) return rValue def getSoname(self, obj): @@ -556,10 +576,10 @@ class LinkageMapELF(object): obj_key = obj if obj_key not in self._obj_properties: raise KeyError("%s not in object list" % obj_key) - return self._obj_properties[obj_key][3] + return self._obj_properties[obj_key].soname if obj not in self._obj_key_cache: raise KeyError("%s not in object list" % obj) - return self._obj_properties[self._obj_key_cache[obj]][3] + return self._obj_properties[self._obj_key_cache[obj]].soname def findProviders(self, obj): """ @@ -608,7 +628,7 @@ class LinkageMapELF(object): # For each potential provider of the soname, add it to rValue if it # resides in the obj's runpath. for provider_key in self._libs[arch][soname].providers: - providers = self._obj_properties[provider_key][4] + providers = self._obj_properties[provider_key].alt_paths for provider in providers: if self._path_key(os.path.dirname(provider)) in path_keys: rValue[soname].add(provider) @@ -667,7 +687,7 @@ class LinkageMapELF(object): obj_key = obj if obj_key not in self._obj_properties: raise KeyError("%s not in object list" % obj_key) - objs = self._obj_properties[obj_key][4] + objs = self._obj_properties[obj_key].alt_paths else: objs = set([obj]) obj_key = self._obj_key(obj) @@ -679,7 +699,7 @@ class LinkageMapELF(object): # other version, this lib will be shadowed and won't # have any consumers. if not isinstance(obj, self._ObjectKey): - soname = self._obj_properties[obj_key][3] + soname = self._obj_properties[obj_key].soname soname_link = os.path.join(self._root, os.path.dirname(obj).lstrip(os.path.sep), soname) obj_path = os.path.join(self._root, obj.lstrip(os.sep)) @@ -706,7 +726,7 @@ class LinkageMapELF(object): if exclude_providers is not None: relevant_dir_keys = set() for provider_key in soname_node.providers: - provider_objs = self._obj_properties[provider_key][4] + provider_objs = self._obj_properties[provider_key].alt_paths for p in provider_objs: provider_excluded = False for excluded_provider_isowner in exclude_providers: |