# GObject-Introspection - a framework for introspecting GObject libraries
# Copyright (C) 2008 Johan Dahlin
#
-# This program is free software; you can redistribute it and/or
-# modify it under the terms of the GNU General Public License
-# as published by the Free Software Foundation; either version 2
-# of the License, or (at your option) any later version.
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation; either
+# version 2 of the License, or (at your option) any later version.
#
-# This program is distributed in the hope that it will be useful,
+# This library 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.
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+# Lesser 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.
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library; if not, write to the
+# Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+# Boston, MA 02111-1307, USA.
#
import os
-import re
-
-from giscanner.ast import (Callback, Enum, Function, Namespace, Member,
- Parameter, Return, Array, Struct, Field,
- Type, Alias, Interface, Class, Node, Union,
- List, Map, Varargs, Constant, type_name_from_ctype,
- type_names, default_array_types, default_out_types,
- TYPE_STRING)
-from giscanner.config import DATADIR
+import sys
+
+from .ast import (Bitfield, Callback, Enum, Function, Namespace, Member,
+ Parameter, Return, Struct, Field,
+ Type, Array, Alias, Interface, Class, Node, Union,
+ Varargs, Constant, type_name_from_ctype,
+ type_names, TYPE_STRING, BASIC_GIR_TYPES)
+from .config import DATADIR, GIR_DIR, GIR_SUFFIX
from .glibast import GLibBoxed
-from giscanner.sourcescanner import (
+from .girparser import GIRParser
+from .odict import odict
+from .sourcescanner import (
SourceSymbol, ctype_name, CTYPE_POINTER,
CTYPE_BASIC_TYPE, CTYPE_UNION, CTYPE_ARRAY, CTYPE_TYPEDEF,
CTYPE_VOID, CTYPE_ENUM, CTYPE_FUNCTION, CTYPE_STRUCT,
CSYMBOL_TYPE_ENUM, CSYMBOL_TYPE_UNION, CSYMBOL_TYPE_OBJECT,
CSYMBOL_TYPE_MEMBER, CSYMBOL_TYPE_ELLIPSIS, CSYMBOL_TYPE_CONST,
TYPE_QUALIFIER_CONST)
-from .odict import odict
-from .utils import strip_common_prefix, to_underscores
+from .utils import to_underscores
_xdg_data_dirs = [x for x in os.environ.get('XDG_DATA_DIRS', '').split(':') \
+ [DATADIR, '/usr/share'] if x]
class Transformer(object):
- def __init__(self, generator, namespace_name, namespace_version):
- self.generator = generator
+ def __init__(self, cachestore, namespace_name, namespace_version):
+ self._cachestore = cachestore
+ self.generator = None
self._namespace = Namespace(namespace_name, namespace_version)
self._names = Names()
+ self._pkg_config_packages = set()
self._typedefs_ns = {}
self._strip_prefix = ''
self._includes = set()
self._includepaths = []
- self._list_ctypes = []
- self._map_ctypes = []
-
def get_names(self):
return self._names
def get_includes(self):
return self._includes
- def set_container_types(self, list_ctypes, map_ctypes):
- self._list_ctypes = list_ctypes
- self._map_ctypes = map_ctypes
-
def set_strip_prefix(self, strip_prefix):
self._strip_prefix = strip_prefix
+ def get_strip_prefix(self):
+ return self._strip_prefix
+
+ def get_pkgconfig_packages(self):
+ return self._pkg_config_packages
+
+ def set_source_ast(self, src_ast):
+ self.generator = src_ast
+
def parse(self):
nodes = []
for symbol in self.generator.get_symbols():
- node = self._traverse_one(symbol)
+ try:
+ node = self._traverse_one(symbol)
+ except SkipError:
+ continue
self._add_node(node)
return self._namespace
def set_include_paths(self, paths):
self._includepaths = list(paths)
- def register_include(self, include, path=None):
- if path is None:
- girname = '%s-%s.gir' % (include.name, include.version)
- searchdirs = list(self._includepaths)
- searchdirs.extend([os.path.join(d, 'gir')
- for d in _xdg_data_dirs])
- for d in searchdirs:
- path = os.path.join(d, girname)
- if os.path.exists(path):
- break
- path = None
- if not path:
- raise ValueError("Couldn't find include %r (search path: %r)"\
- % (girname, searchdirs))
- d = os.path.dirname(path)
+ def register_include(self, include):
+ if include in self._includes:
+ return
+ filename = self._find_include(include)
+ self._parse_include(filename)
self._includes.add(include)
- from .girparser import GIRParser
- parser = GIRParser(path)
+
+ # Private
+
+ def _find_include(self, include):
+ searchdirs = self._includepaths[:]
+ for path in _xdg_data_dirs:
+ searchdirs.append(os.path.join(path, GIR_SUFFIX))
+ searchdirs.append(GIR_DIR)
+
+ girname = '%s-%s.gir' % (include.name, include.version)
+ for d in searchdirs:
+ path = os.path.join(d, girname)
+ if os.path.exists(path):
+ return path
+ sys.stderr.write("Couldn't find include %r (search path: %r)\n"\
+ % (girname, searchdirs))
+ sys.exit(1)
+
+ def _parse_include(self, filename):
+ parser = self._cachestore.load(filename)
+ if parser is None:
+ parser = GIRParser()
+ parser.set_include_parsing(True)
+ parser.parse(filename)
+ self._cachestore.store(filename, parser)
+
for include in parser.get_includes():
self.register_include(include)
- nsname = parser.get_namespace().name
- for node in parser.get_namespace().nodes:
+
+ for pkg in parser.get_pkgconfig_packages():
+ self._pkg_config_packages.add(pkg)
+ namespace = parser.get_namespace()
+ nsname = namespace.name
+ for node in namespace.nodes:
if isinstance(node, Alias):
self._names.aliases[node.name] = (nsname, node)
elif isinstance(node, (GLibBoxed, Interface, Class)):
self._names.type_names[node.type_name] = (nsname, node)
- self._names.names[node.name] = (nsname, node)
+ giname = '%s.%s' % (nsname, node.name)
+ self._names.names[giname] = (nsname, node)
if hasattr(node, 'ctype'):
self._names.ctypes[node.ctype] = (nsname, node)
elif hasattr(node, 'symbol'):
self._names.ctypes[node.symbol] = (nsname, node)
- def strip_namespace_object(self, name):
- prefix = self._namespace.name.lower()
- if len(name) > len(prefix) and name.lower().startswith(prefix):
- return name[len(prefix):]
- return self._remove_prefix(name)
-
- # Private
-
def _add_node(self, node):
if node is None:
return
prefix = to_underscores(self._namespace.name).lower() + '_'
if name.lower().startswith(prefix):
name = name[len(prefix):]
- return self._remove_prefix(name, isfunction=True)
+ return self.remove_prefix(name, isfunction=True)
- def _remove_prefix(self, name, isfunction=False):
+ def remove_prefix(self, name, isfunction=False):
# when --strip-prefix=g:
# GHashTable -> HashTable
# g_hash_table_new -> hash_table_new
prefix = self._strip_prefix.lower()
if isfunction:
prefix += '_'
- if name.lower().startswith(prefix):
+ if len(name) > len(prefix) and name.lower().startswith(prefix):
name = name[len(prefix):]
while name.startswith('_'):
if stype is None:
stype = symbol.type
if stype == CSYMBOL_TYPE_FUNCTION:
- try:
- return self._create_function(symbol)
- except SkipError:
- return
+ return self._create_function(symbol)
elif stype == CSYMBOL_TYPE_TYPEDEF:
return self._create_typedef(symbol)
elif stype == CSYMBOL_TYPE_STRUCT:
raise NotImplementedError(
'Transformer: unhandled symbol: %r' % (symbol, ))
+ def _enum_common_prefix(self, symbol):
+ def common_prefix(a, b):
+ commonparts = []
+ for aword, bword in zip(a.split('_'), b.split('_')):
+ if aword != bword:
+ return '_'.join(commonparts) + '_'
+ commonparts.append(aword)
+ return min(a, b)
+
+ # Nothing less than 2 has a common prefix
+ if len(list(symbol.base_type.child_list)) < 2:
+ return None
+ prefix = None
+ for child in symbol.base_type.child_list:
+ if prefix is None:
+ prefix = child.ident
+ else:
+ prefix = common_prefix(prefix, child.ident)
+ if prefix == '':
+ return None
+ return prefix
+
def _create_enum(self, symbol):
+ prefix = self._enum_common_prefix(symbol)
+ if prefix:
+ prefixlen = len(prefix)
+ else:
+ prefixlen = 0
members = []
for child in symbol.base_type.child_list:
- name = strip_common_prefix(symbol.ident, child.ident).lower()
- members.append(Member(name,
+ if prefixlen > 0:
+ name = child.ident[prefixlen:]
+ else:
+ # Ok, the enum members don't have a consistent prefix
+ # among them, so let's just remove the global namespace
+ # prefix.
+ name = self.remove_prefix(child.ident)
+ members.append(Member(name.lower(),
child.const_int,
child.ident))
- enum_name = self.strip_namespace_object(symbol.ident)
- enum_name = symbol.ident[-len(enum_name):]
- enum_name = self._remove_prefix(enum_name)
- enum = Enum(enum_name, symbol.ident, members)
- self._names.type_names[symbol.ident] = (None, enum)
- return enum
+ enum_name = self.remove_prefix(symbol.ident)
+ if symbol.base_type.is_bitfield:
+ klass = Bitfield
+ else:
+ klass = Enum
+ node = klass(enum_name, symbol.ident, members)
+ self._names.type_names[symbol.ident] = (None, node)
+ return node
def _create_object(self, symbol):
return Member(symbol.ident, symbol.base_type.name,
symbol.ident)
- def _parse_deprecated(self, node, directives):
- deprecated = directives.get('deprecated', False)
- if deprecated:
- deprecated_value = deprecated[0]
- if ':' in deprecated_value:
- # Split out gtk-doc version
- (node.deprecated_version, node.deprecated) = \
- [x.strip() for x in deprecated_value.split(':', 1)]
- else:
- # No version, just include str
- node.deprecated = deprecated_value.strip()
-
- def _pair_array(self, params, array):
- if not array.type.length_param_name:
- return
- target_name = array.type.length_param_name
+ def _type_is_callback(self, type):
+ if isinstance(type, Callback):
+ return True
+ node = self._names.names.get(type.name)
+ if node and isinstance(node[1], Callback):
+ return True
+ return False
+
+ def _handle_closure(self, param, closure_idx, closure_param):
+ if (closure_param.type.name == 'any' and
+ closure_param.name.endswith('data')):
+ param.closure_name = closure_param.name
+ param.closure_index = closure_idx
+ return True
+ return False
+
+ def _handle_destroy(self, param, destroy_idx, destroy_param):
+ if (destroy_param.type.name == 'GLib.DestroyNotify' or
+ destroy_param.type.ctype == 'GDestroyNotify'):
+ param.destroy_name = destroy_param.name
+ param.destroy_index = destroy_idx
+ return True
+ return False
+
+ def _augment_callback_params(self, params):
for i, param in enumerate(params):
- if param.name == array.type.length_param_name:
- array.type.length_param_index = i
- return
- raise ValueError("Unmatched length parameter name %r"\
- % (target_name, ))
-
- def _pair_annotations(self, params):
- names = {}
- for param in params:
- if param.name in names:
- raise ValueError("Duplicate parameter name %r"\
- % (param.name, ))
- names[param.name] = 1
- if isinstance(param.type, Array):
- self._pair_array(params, param)
-
- # We take the annotations from the parser as strings; here we
- # want to split them into components, so:
- # (transfer full) -> {'transfer' : [ 'full' ]}
-
- def _parse_options(self, options):
- ret = {}
- ws_re = re.compile(r'\s+')
- for opt in options:
- items = ws_re.split(opt)
- ret[items[0]] = items[1:]
- return ret
+ if not self._type_is_callback(param.type):
+ continue
+
+ # set a default scope
+ if param.scope is None:
+ param.scope = 'call'
+
+ # j is the index where we look for closure/destroy to
+ # group with the callback param
+ j = i + 1
+ if j == len(params):
+ continue # no more args -> nothing to group
+ # look at the param directly following for either a
+ # closure or a destroy; only one of these will fire
+ had_closure = self._handle_closure(param, j, params[j])
+ had_destroy = self._handle_destroy(param, j, params[j])
+ j += 1
+ # are we out of params, or did we find neither?
+ if j == len(params) or (not had_closure and not had_destroy):
+ continue
+ # we found either a closure or a destroy; check the
+ # parameter following for the other
+ if not had_closure:
+ self._handle_closure(param, j, params[j])
+ if not had_destroy:
+ self._handle_destroy(param, j, params[j])
def _create_function(self, symbol):
- directives = symbol.directives()
- parameters = list(self._create_parameters(
- symbol.base_type, directives))
- self._pair_annotations(parameters)
- return_ = self._create_return(symbol.base_type.base_type,
- directives.get('return', {}))
+ parameters = list(self._create_parameters(symbol.base_type))
+ return_ = self._create_return(symbol.base_type.base_type)
+ self._augment_callback_params(parameters)
name = self._strip_namespace_func(symbol.ident)
func = Function(name, return_, parameters, symbol.ident)
- self._parse_deprecated(func, directives)
return func
def _create_source_type(self, source_type):
elif source_type.type == CTYPE_POINTER:
value = self._create_source_type(source_type.base_type) + '*'
else:
- print 'TRANSFORMER: Unhandled source type %r' % (
- source_type, )
value = 'any'
return value
- def _create_parameters(self, base_type, directives=None):
- if directives is None:
- dirs = {}
- else:
- dirs = directives
+ def _create_parameters(self, base_type):
+
+ # warn if we see annotations for unknown parameters
+ param_names = set(child.ident for child in base_type.child_list)
for child in base_type.child_list:
- yield self._create_parameter(
- child, dirs.get(child.ident, {}))
+ yield self._create_parameter(child)
def _create_member(self, symbol):
- ctype = symbol.base_type.type
- if (ctype == CTYPE_POINTER and
+ source_type = symbol.base_type
+ if (source_type.type == CTYPE_POINTER and
symbol.base_type.base_type.type == CTYPE_FUNCTION):
node = self._create_callback(symbol)
+ elif source_type.type == CTYPE_STRUCT and source_type.name is None:
+ node = self._create_struct(symbol, anonymous=True)
+ elif source_type.type == CTYPE_UNION and source_type.name is None:
+ node = self._create_union(symbol, anonymous=True)
else:
- ftype = self._create_type(symbol.base_type, {})
+ # Special handling for fields; we don't have annotations on them
+ # to apply later, yet.
+ if source_type.type == CTYPE_ARRAY:
+ ctype = self._create_source_type(source_type)
+ canonical_ctype = self._canonicalize_ctype(ctype)
+ if canonical_ctype[-1] == '*':
+ derefed_name = canonical_ctype[:-1]
+ else:
+ derefed_name = canonical_ctype
+ derefed_name = self.resolve_param_type(derefed_name)
+ ftype = Array(ctype, self.parse_ctype(derefed_name))
+ child_list = list(symbol.base_type.child_list)
+ ftype.zeroterminated = False
+ if child_list:
+ ftype.size = '%d' % (child_list[0].const_int, )
+ else:
+ ftype = self._create_type(symbol.base_type,
+ is_param=False, is_retval=False)
+ ftype = self.resolve_param_type(ftype)
# Fields are assumed to be read-write
# (except for Objects, see also glibtransformer.py)
- node = Field(symbol.ident, ftype, symbol.ident,
- readable=True, writable=True, bits=symbol.const_int)
+ node = Field(symbol.ident, ftype, ftype.name,
+ readable=True, writable=True, bits=symbol.const_int)
return node
def _create_typedef(self, symbol):
ctype = symbol.base_type.type
if (ctype == CTYPE_POINTER and
symbol.base_type.base_type.type == CTYPE_FUNCTION):
- node = self._create_callback(symbol)
+ node = self._create_typedef_callback(symbol)
+ elif (ctype == CTYPE_POINTER and
+ symbol.base_type.base_type.type == CTYPE_STRUCT):
+ node = self._create_typedef_struct(symbol, disguised=True)
elif ctype == CTYPE_STRUCT:
node = self._create_typedef_struct(symbol)
elif ctype == CTYPE_UNION:
CTYPE_POINTER,
CTYPE_BASIC_TYPE,
CTYPE_VOID):
- name = self.strip_namespace_object(symbol.ident)
+ name = self.remove_prefix(symbol.ident)
if symbol.base_type.name:
- target = self.strip_namespace_object(symbol.base_type.name)
+ target = self.remove_prefix(symbol.base_type.name)
else:
target = 'none'
if name in type_names:
"symbol %r of type %s" % (symbol.ident, ctype_name(ctype)))
return node
- def _parse_ctype(self, ctype):
- derefed = ctype.replace('*', '')
- return type_name_from_ctype(derefed)
+ def _canonicalize_ctype(self, ctype):
+ # First look up the ctype including any pointers;
+ # a few type names like 'char*' have their own aliases
+ # and we need pointer information for those.
+ firstpass = type_name_from_ctype(ctype)
+
+ # If we have a particular alias for this, skip deep
+ # canonicalization to prevent changing
+ # e.g. char* -> int8*
+ if firstpass != ctype:
+ return firstpass
+
+ # We're also done if the type is already a fundamental
+ # known type, or there are no pointers.
+ if ctype in type_names or not firstpass.endswith('*'):
+ return firstpass
+
+ # We have a pointer type.
+ # Strip the end pointer, canonicalize our base type
+ base = firstpass[:-1]
+ canonical_base = self._canonicalize_ctype(base)
+
+ # Append the pointer again
+ canonical = canonical_base + '*'
+
+ return canonical
+
+ def parse_ctype(self, ctype, is_member=False):
+ canonical = self._canonicalize_ctype(ctype)
+
+ # Remove all pointers - we require standard calling
+ # conventions. For example, an 'int' is always passed by
+ # value (unless it's out or inout).
+ derefed_typename = canonical.replace('*', '')
+
+ # Preserve "pointerness" of struct/union members
+ if (is_member and canonical.endswith('*') and
+ derefed_typename in BASIC_GIR_TYPES):
+ return 'any'
+ else:
+ return derefed_typename
- def _create_type(self, source_type, options):
+ def _create_type(self, source_type, is_param, is_retval):
ctype = self._create_source_type(source_type)
- if ctype == 'va_list':
+ if ctype.startswith('va_list'):
raise SkipError()
# FIXME: FILE* should not be skipped, it should be handled
# properly instead
elif ctype == 'FILE*':
raise SkipError
- # Now check for a list/map/array type
- if ctype in self._list_ctypes:
- param = options.get('element-type')
- if param:
- contained_type = self._parse_ctype(param[0])
- else:
- contained_type = None
- return List(ctype.replace('*', ''),
- ctype,
- contained_type)
- elif ctype in self._map_ctypes:
- param = options.get('element-type')
- if param:
- key_type = self._parse_ctype(param[0])
- value_type = self._parse_ctype(param[1])
- else:
- key_type = None
- value_type = None
- return Map(ctype.replace('*', ''),
- ctype,
- key_type, value_type)
- elif (ctype in default_array_types) or ('array' in options):
- derefed = ctype[:-1] # strip the *
- result = Array(ctype,
- self._parse_ctype(derefed))
- array_opts = options.get('array')
- if array_opts:
- (_, len_name) = array_opts[0].split('=')
- result.length_param_name = len_name
- return result
-
- # string memory management - we just look at 'const'
- if type_name_from_ctype(ctype) == TYPE_STRING:
- if source_type.base_type.type_qualifier & TYPE_QUALIFIER_CONST:
- options['transfer'] = ['none']
- else:
- options['transfer'] = ['full']
-
- derefed_name = self._parse_ctype(ctype)
-
- # deduce direction for some types passed by reference
- if (not ('out' in options or
- 'in' in options or
- 'inout' in options or
- 'in-out' in options) and
- source_type.type == CTYPE_POINTER and
- derefed_name in default_out_types):
- options['out'] = []
-
- return Type(derefed_name, ctype)
-
- def _handle_generic_param_options(self, param, options):
- for option, data in options.iteritems():
- if option == 'transfer':
- if data:
- depth = data[0]
- if depth not in ('none', 'container', 'full'):
- raise ValueError("Invalid transfer %r" % (depth, ))
- else:
- depth = 'full'
- param.transfer = depth
-
- def _create_parameter(self, symbol, options):
- options = self._parse_options(options)
+ is_member = not (is_param or is_retval)
+ # Here we handle basic type parsing; most of the heavy lifting
+ # and inference comes in annotationparser.py when we merge
+ # in annotation data.
+ derefed_name = self.parse_ctype(ctype, is_member)
+ rettype = Type(derefed_name, ctype)
+ rettype.canonical = self._canonicalize_ctype(ctype)
+ derefed_ctype = ctype.replace('*', '')
+ rettype.derefed_canonical = self._canonicalize_ctype(derefed_ctype)
+
+ canontype = type_name_from_ctype(ctype)
+ # Is it a const char * or a const gpointer?
+ if ((canontype == TYPE_STRING or source_type.type == CTYPE_POINTER) and
+ (source_type.base_type.type_qualifier & TYPE_QUALIFIER_CONST)):
+ rettype.is_const = True
+ return rettype
+
+ def _create_parameter(self, symbol):
if symbol.type == CSYMBOL_TYPE_ELLIPSIS:
ptype = Varargs()
else:
- ptype = self._create_type(symbol.base_type, options)
- param = Parameter(symbol.ident, ptype)
- for option, data in options.iteritems():
- if option in ['in-out', 'inout']:
- param.direction = 'inout'
- elif option == 'in':
- param.direction = 'in'
- elif option == 'out':
- param.direction = 'out'
- elif option == 'allow-none':
- param.allow_none = True
- elif option.startswith(('element-type', 'array')):
- pass
- elif option == 'transfer':
- pass
- else:
- print 'Unhandled parameter annotation option: %r' % (
- option, )
- self._handle_generic_param_options(param, options)
- return param
-
- def _create_return(self, source_type, options=None):
- if options is None:
- options_map = {}
- else:
- options_map = self._parse_options(options)
- rtype = self._create_type(source_type, options_map)
+ ptype = self._create_type(symbol.base_type,
+ is_param=True, is_retval=False)
+ ptype = self.resolve_param_type(ptype)
+ return Parameter(symbol.ident, ptype)
+
+ def _create_return(self, source_type):
+ rtype = self._create_type(source_type,
+ is_param=False, is_retval=True)
rtype = self.resolve_param_type(rtype)
return_ = Return(rtype)
- self._handle_generic_param_options(return_, options_map)
- for option, data in options_map.iteritems():
- if option == 'transfer':
- pass
- else:
- print 'Unhandled return type annotation option: %r' % (
- option, )
return return_
def _create_const(self, symbol):
- name = self._remove_prefix(symbol.ident)
- name = self._strip_namespace_func(name)
- if symbol.const_string is None:
+ # Don't create constants for non-public things
+ # http://bugzilla.gnome.org/show_bug.cgi?id=572790
+ if (symbol.source_filename is None or
+ not symbol.source_filename.endswith('.h')):
+ return None
+ name = self.remove_prefix(symbol.ident)
+ if symbol.const_string is not None:
+ type_name = 'utf8'
+ value = symbol.const_string
+ elif symbol.const_int is not None:
type_name = 'int'
value = symbol.const_int
+ elif symbol.const_double is not None:
+ type_name = 'double'
+ value = symbol.const_double
else:
- type_name = 'utf8'
- value = symbol.const_string
+ raise AssertionError()
+
const = Constant(name, type_name, value)
return const
- def _create_typedef_struct(self, symbol):
- name = self.strip_namespace_object(symbol.ident)
- struct = Struct(name, symbol.ident)
+ def _create_typedef_struct(self, symbol, disguised=False):
+ name = self.remove_prefix(symbol.ident)
+ struct = Struct(name, symbol.ident, disguised)
self._typedefs_ns[symbol.ident] = struct
self._create_struct(symbol)
return struct
def _create_typedef_union(self, symbol):
- name = self._remove_prefix(symbol.ident)
- name = self.strip_namespace_object(name)
+ name = self.remove_prefix(symbol.ident)
union = Union(name, symbol.ident)
self._typedefs_ns[symbol.ident] = union
self._create_union(symbol)
return union
- def _create_struct(self, symbol):
- struct = self._typedefs_ns.get(symbol.ident, None)
- if struct is None:
- # This is a bit of a hack; really we should try
- # to resolve through the typedefs to find the real
- # name
- if symbol.ident.startswith('_'):
- name = symbol.ident[1:]
- else:
- name = symbol.ident
- name = self.strip_namespace_object(name)
- struct = Struct(name, symbol.ident)
+ def _create_typedef_callback(self, symbol):
+ callback = self._create_callback(symbol)
+ self._typedefs_ns[callback.name] = callback
+ return callback
- for child in symbol.base_type.child_list:
- field = self._traverse_one(child)
- if field:
- struct.fields.append(field)
-
- return struct
+ def _create_compound(self, klass, symbol, anonymous):
+ if symbol.ident is None:
+ # the compound is an anonymous member of another union or a struct
+ assert anonymous
+ compound = klass(None, None)
+ else:
+ compound = self._typedefs_ns.get(symbol.ident, None)
- def _create_union(self, symbol):
- union = self._typedefs_ns.get(symbol.ident, None)
- if union is None:
+ if compound is None:
# This is a bit of a hack; really we should try
# to resolve through the typedefs to find the real
# name
if symbol.ident.startswith('_'):
name = symbol.ident[1:]
+ compound = self._typedefs_ns.get(name, None)
else:
name = symbol.ident
- name = self.strip_namespace_object(name)
- union = Union(name, symbol.ident)
+ if compound is None:
+ name = self.remove_prefix(name)
+ compound = klass(name, symbol.ident)
for child in symbol.base_type.child_list:
field = self._traverse_one(child)
if field:
- union.fields.append(field)
+ compound.fields.append(field)
- return union
+ return compound
+
+ def _create_struct(self, symbol, anonymous=False):
+ return self._create_compound(Struct, symbol, anonymous)
+
+ def _create_union(self, symbol, anonymous=False):
+ return self._create_compound(Union, symbol, anonymous)
def _create_callback(self, symbol):
- parameters = self._create_parameters(symbol.base_type.base_type)
+ parameters = list(self._create_parameters(symbol.base_type.base_type))
retval = self._create_return(symbol.base_type.base_type.base_type)
+
+ # Mark the 'user_data' arguments
+ for i, param in enumerate(parameters):
+ if (param.type.name == 'any' and
+ param.name == 'user_data'):
+ param.closure_index = i
+
if symbol.ident.find('_') > 0:
- name = self._strip_namespace_func(symbol.ident)
+ name = self.remove_prefix(symbol.ident, True)
else:
- name = self.strip_namespace_object(symbol.ident)
- return Callback(name, retval, list(parameters), symbol.ident)
+ name = self.remove_prefix(symbol.ident)
+ callback = Callback(name, retval, parameters, symbol.ident)
+
+ return callback
def _typepair_to_str(self, item):
nsname, item = item
return type_names[type_name]
except KeyError, e:
pass
- type_name = self.strip_namespace_object(type_name)
+
+ if ctype:
+ ctype = ctype.replace('*', '')
+ resolved = names.ctypes.get(ctype)
+ if resolved:
+ return self._typepair_to_str(resolved)
+ type_name = self.remove_prefix(type_name)
resolved = names.aliases.get(type_name)
if resolved:
return self._typepair_to_str(resolved)
resolved = names.names.get(type_name)
if resolved:
return self._typepair_to_str(resolved)
- if ctype:
- ctype = ctype.replace('*', '')
- resolved = names.ctypes.get(ctype)
- if resolved:
- return self._typepair_to_str(resolved)
resolved = names.type_names.get(type_name)
if resolved:
return self._typepair_to_str(resolved)
raise KeyError("failed to find %r" % (type_name, ))
def resolve_type_name_full(self, type_name, ctype,
- names):
+ names, allow_invalid=True):
try:
return self._resolve_type_name_1(type_name, ctype, names)
except KeyError, e:
try:
return self._resolve_type_name_1(type_name, ctype, self._names)
except KeyError, e:
+ if not allow_invalid:
+ raise
return type_name
def resolve_type_name(self, type_name, ctype=None):
else:
return None
- def resolve_param_type_full(self, ptype, names):
+ def resolve_param_type_full(self, ptype, names, **kwargs):
if isinstance(ptype, Node):
ptype.name = self.resolve_type_name_full(ptype.name,
self.ctype_of(ptype),
- names)
- if isinstance(ptype, (Array, List)):
- if ptype.element_type is not None:
- ptype.element_type = \
- self.resolve_param_type_full(ptype.element_type, names)
- if isinstance(ptype, Map):
- if ptype.key_type is not None:
- ptype.key_type = \
- self.resolve_param_type_full(ptype.key_type, names)
- ptype.value_type = \
- self.resolve_param_type_full(ptype.value_type, names)
+ names, **kwargs)
elif isinstance(ptype, basestring):
- return self.resolve_type_name_full(ptype, None, names)
+ return self.resolve_type_name_full(ptype, ptype, names, **kwargs)
else:
raise AssertionError("Unhandled param: %r" % (ptype, ))
return ptype
else:
break
return type_name
+
+ def iter_enums(self):
+ for node in self._namespace.nodes:
+ if isinstance(node, Enum):
+ yield node