gstreamer/codegen/defsparser.py
Edward Hervey bc17f73dcb codegen/: Updated codegenerator to current pygtk one.
Original commit message from CVS:
* codegen/Makefile.am:
* codegen/argtypes.py:
* codegen/codegen.py:
* codegen/definitions.py:
* codegen/defsconvert.py:
* codegen/defsparser.py:
* codegen/docextract.py:
* codegen/docextract_to_xml.py:
* codegen/docgen.py:
* codegen/h2def.py:
* codegen/mergedefs.py:
* codegen/missingdefs.py:
* codegen/mkskel.py:
* codegen/override.py:
* codegen/reversewrapper.py:
Updated codegenerator to current pygtk one.
* gst/gst.defs:
* gst/gst.override:
* gst/gstpad.override:
Update defs for new constructor definition.
* testsuite/test_bin.py:
With new constructors, pygobject will try to convert the argument to the
proper GType (here a string).
2006-06-09 10:50:21 +00:00

143 lines
5 KiB
Python

# -*- Mode: Python; py-indent-offset: 4 -*-
import os, sys
import scmexpr
from definitions import BoxedDef, EnumDef, FlagsDef, FunctionDef, \
InterfaceDef, MethodDef, ObjectDef, MiniObjectDef, PointerDef, \
VirtualDef
class IncludeParser(scmexpr.Parser):
"""A simple parser that follows include statements automatically"""
def include(self, filename):
if not os.path.isabs(filename):
filename = os.path.join(os.path.dirname(self.filename), filename)
# set self.filename to the include name, to handle recursive includes
oldfile = self.filename
self.filename = filename
self.startParsing()
self.filename = oldfile
class DefsParser(IncludeParser):
def __init__(self, arg, defines={}):
IncludeParser.__init__(self, arg)
self.objects = []
self.miniobjects = []
self.interfaces = []
self.enums = [] # enums and flags
self.boxes = [] # boxed types
self.pointers = [] # pointer types
self.functions = [] # functions and methods
self.virtuals = [] # virtual methods
self.c_name = {} # hash of c names of functions
self.methods = {} # hash of methods of particular objects
self.defines = defines # -Dfoo=bar options, as dictionary
def define_object(self, *args):
odef = apply(ObjectDef, args)
self.objects.append(odef)
self.c_name[odef.c_name] = odef
# TODO: define_mini_object
def define_miniobject(self, *args):
odef = apply(MiniObjectDef, args)
self.miniobjects.append(odef)
self.c_name[odef.c_name] = odef
def define_interface(self, *args):
idef = apply(InterfaceDef, args)
self.interfaces.append(idef)
self.c_name[idef.c_name] = idef
def define_enum(self, *args):
edef = apply(EnumDef, args)
self.enums.append(edef)
self.c_name[edef.c_name] = edef
def define_flags(self, *args):
fdef = apply(FlagsDef, args)
self.enums.append(fdef)
self.c_name[fdef.c_name] = fdef
def define_boxed(self, *args):
bdef = apply(BoxedDef, args)
self.boxes.append(bdef)
self.c_name[bdef.c_name] = bdef
def define_pointer(self, *args):
pdef = apply(PointerDef, args)
self.pointers.append(pdef)
self.c_name[pdef.c_name] = pdef
def define_function(self, *args):
fdef = apply(FunctionDef, args)
self.functions.append(fdef)
self.c_name[fdef.c_name] = fdef
def define_method(self, *args):
mdef = apply(MethodDef, args)
self.functions.append(mdef)
self.c_name[mdef.c_name] = mdef
def define_virtual(self, *args):
vdef = apply(VirtualDef, args)
self.virtuals.append(vdef)
def merge(self, old, parmerge):
for obj in self.objects:
if old.c_name.has_key(obj.c_name):
obj.merge(old.c_name[obj.c_name])
for f in self.functions:
if old.c_name.has_key(f.c_name):
f.merge(old.c_name[f.c_name], parmerge)
def printMissing(self, old):
for obj in self.objects:
if not old.c_name.has_key(obj.c_name):
obj.write_defs()
for f in self.functions:
if not old.c_name.has_key(f.c_name):
f.write_defs()
def write_defs(self, fp=sys.stdout):
for obj in self.objects:
obj.write_defs(fp)
# TODO: Add miniobject
for obj in self.miniobjects:
obj.write_defs(fp)
for enum in self.enums:
enum.write_defs(fp)
for boxed in self.boxes:
boxed.write_defs(fp)
for pointer in self.pointers:
pointer.write_defs(fp)
for func in self.functions:
func.write_defs(fp)
def find_object(self, c_name):
for obj in self.objects:
if obj.c_name == c_name:
return obj
else:
raise ValueError, 'object not found'
def find_constructor(self, obj, overrides):
for func in self.functions:
if isinstance(func, FunctionDef) and \
func.is_constructor_of == obj.c_name and \
not overrides.is_ignored(func.c_name):
return func
def find_methods(self, obj):
objname = obj.c_name
return filter(lambda func, on=objname: isinstance(func, MethodDef) and
func.of_object == on, self.functions)
def find_virtuals(self, obj):
objname = obj.c_name
retval = filter(lambda func, on=objname: isinstance(func, VirtualDef) and
func.of_object == on, self.virtuals)
return retval
def find_functions(self):
return filter(lambda func: isinstance(func, FunctionDef) and
not func.is_constructor_of, self.functions)
def ifdef(self, *args):
if args[0] in self.defines:
for arg in args[1:]:
self.handle(arg)
def ifndef(self, *args):
if args[0] not in self.defines:
for arg in args[1:]:
self.handle(arg)