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import os, os.path, re, sys, textwrap, ConfigParser
class schema_item_boolean(object):
def __call__(self, i):
i = i.strip().lower()
if i in ("true", "1"):
return True
if i in ("false", "0"):
return False
raise Error
class schema_item_list(object):
def __call__(self, i):
return re.split("\s+", i.strip())
class config(dict):
schema = {
'arches': schema_item_list,
'available': schema_item_boolean,
'flavours': schema_item_list,
'subarches': schema_item_list,
}
config_name = "defines"
def __init__(self, overlay_dir = None):
self._overlay_dir = overlay_dir
self._read_base()
def __getitem__(self, key):
if isinstance(key, basestring):
return super(config, self).__getitem__(key)
if isinstance(key, tuple):
ret = {}
ret.update(super(config, self).__getitem__('base'))
if len(key) >= 1:
# XXX: workaround
del ret['abiname']
del ret['arches']
ret.update(super(config, self).__getitem__(key[0]))
if len(key) >= 2:
del ret['subarches']
ret.update(super(config, self).__getitem__('-'.join(key[0:2])))
if len(key) >= 3:
del ret['flavours']
ret.update(super(config, self).__getitem__('-'.join(key[0:3])))
return ret
raise NotImplemented
def _get_files(self, name):
ret = []
if self._overlay_dir is not None:
ret.append(os.path.join(self._overlay_dir, name))
ret.append(name)
return ret
def _read_arch(self, arch, base):
files = self._get_files("arch/%s/%s" % (arch, self.config_name))
c = config_parser(self.schema)
c.read(files)
t = c.items_convert('base')
base.update(t)
self[arch] = t
subarches = t.get('subarches', [])
for subarch in subarches:
try:
t2 = c.items_convert(subarch)
avail = t2.get('available', True)
except ConfigParser.NoSectionError:
t2 = {}
avail = True
if avail:
self._read_subarch(arch, subarch, t2)
else:
self['-'.join((arch, subarch))] = t2
flavours = t.get('flavours', None)
if flavours:
for flavour in flavours:
self._read_flavour(arch, 'none', flavour, c)
self['-'.join((arch, 'none'))] = {}
subarches.insert(0, 'none')
t['subarches'] = subarches
def _read_base(self):
files = self._get_files("arch/%s" % self.config_name)
c = config_parser(self.schema)
c.read(files)
t1 = c.items_convert('base')
self['base'] = t1
for arch in t1['arches']:
try:
t2 = c.items_convert(arch)
avail = t2.get('available', True)
except ConfigParser.NoSectionError:
t2 = {}
avail = True
if avail:
self._read_arch(arch, t2)
else:
self[arch] = t2
def _read_flavour(self, arch, subarch, flavour, c):
try:
t = c.items_convert(flavour)
except ConfigParser.NoSectionError:
try:
t = c.items_convert("%s-none-%s" % (arch, flavour))
except ConfigParser.NoSectionError:
#raise RuntimeError("Don't find config for %s-none-%s!" % (arch, flavour))
t = {}
self["%s-%s-%s" % (arch, subarch, flavour)] = t
def _read_subarch(self, arch, subarch, base):
files = self._get_files("arch/%s/%s/%s" % (arch, subarch, self.config_name))
c = config_parser(self.schema)
c.read(files)
t = c.items_convert('base')
base.update(t)
self['-'.join((arch, subarch))] = t
flavours = t.get('flavours', None)
for flavour in flavours:
self._read_flavour(arch, subarch, flavour, c)
class config_parser(object, ConfigParser.ConfigParser):
def __init__(self, schema):
ConfigParser.ConfigParser.__init__(self)
self.schema = schema
def items_convert(self, section):
items = self.items(section)
ret = {}
for key, value in items:
try:
convert = self.schema[key]()
value = convert(value)
except KeyError: pass
ret[key] = value
return ret
class _sorted_dict(dict):
__slots__ = ('_list')
def __init__(self):
super(_sorted_dict, self).__init__()
self._list = []
def __delitem__(self, key):
super(_sorted_dict, self).__delitem__(key)
self._list.remove(key)
def iterkeys(self):
for i in iter(self._list):
yield i
def iteritems(self):
for i in iter(self._list):
yield (i, self[i])
def itervalues(self):
for i in iter(self._list):
yield self[i]
class sorted_dict(_sorted_dict):
__slots__ = ()
def __setitem__(self, key, value):
super(sorted_dict, self).__setitem__(key, value)
if key not in self._list:
self._list.append(key)
class entry(_sorted_dict):
__slots__ = ()
def __setitem__(self, key, value):
super(entry, self).__setitem__(key, value)
if key not in self._list:
if 'Description' in self._list:
self._list.insert(len(self._list)-1, key)
else:
self._list.append(key)
class wrap(textwrap.TextWrapper):
wordsep_re = re.compile(
r'(\s+|' # any whitespace
r'(?<=[\w\!\"\'\&\.\,\?])-{2,}(?=\w))') # em-dash
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