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-rwxr-xr-xgenerator.py898
1 files changed, 898 insertions, 0 deletions
diff --git a/generator.py b/generator.py
new file mode 100755
index 0000000..59b4267
--- /dev/null
+++ b/generator.py
@@ -0,0 +1,898 @@
+#!/usr/bin/python -u
+#
+# generate python wrappers from the XML API description
+#
+
+functions = {}
+enums = {} # { enumType: { enumConstant: enumValue } }
+
+import os
+import sys
+import string
+
+if __name__ == "__main__":
+ # launched as a script
+ srcPref = os.path.dirname(sys.argv[0])
+else:
+ # imported
+ srcPref = os.path.dirname(__file__)
+
+#######################################################################
+#
+# That part if purely the API acquisition phase from the
+# libvir API description
+#
+#######################################################################
+import os
+import xmllib
+try:
+ import sgmlop
+except ImportError:
+ sgmlop = None # accelerator not available
+
+debug = 0
+
+if sgmlop:
+ class FastParser:
+ """sgmlop based XML parser. this is typically 15x faster
+ than SlowParser..."""
+
+ def __init__(self, target):
+
+ # setup callbacks
+ self.finish_starttag = target.start
+ self.finish_endtag = target.end
+ self.handle_data = target.data
+
+ # activate parser
+ self.parser = sgmlop.XMLParser()
+ self.parser.register(self)
+ self.feed = self.parser.feed
+ self.entity = {
+ "amp": "&", "gt": ">", "lt": "<",
+ "apos": "'", "quot": '"'
+ }
+
+ def close(self):
+ try:
+ self.parser.close()
+ finally:
+ self.parser = self.feed = None # nuke circular reference
+
+ def handle_entityref(self, entity):
+ # <string> entity
+ try:
+ self.handle_data(self.entity[entity])
+ except KeyError:
+ self.handle_data("&%s;" % entity)
+
+else:
+ FastParser = None
+
+
+class SlowParser(xmllib.XMLParser):
+ """slow but safe standard parser, based on the XML parser in
+ Python's standard library."""
+
+ def __init__(self, target):
+ self.unknown_starttag = target.start
+ self.handle_data = target.data
+ self.unknown_endtag = target.end
+ xmllib.XMLParser.__init__(self)
+
+def getparser(target = None):
+ # get the fastest available parser, and attach it to an
+ # unmarshalling object. return both objects.
+ if target is None:
+ target = docParser()
+ if FastParser:
+ return FastParser(target), target
+ return SlowParser(target), target
+
+class docParser:
+ def __init__(self):
+ self._methodname = None
+ self._data = []
+ self.in_function = 0
+
+ def close(self):
+ if debug:
+ print "close"
+
+ def getmethodname(self):
+ return self._methodname
+
+ def data(self, text):
+ if debug:
+ print "data %s" % text
+ self._data.append(text)
+
+ def start(self, tag, attrs):
+ if debug:
+ print "start %s, %s" % (tag, attrs)
+ if tag == 'function':
+ self._data = []
+ self.in_function = 1
+ self.function = None
+ self.function_cond = None
+ self.function_args = []
+ self.function_descr = None
+ self.function_return = None
+ self.function_file = None
+ if attrs.has_key('name'):
+ self.function = attrs['name']
+ if attrs.has_key('file'):
+ self.function_file = attrs['file']
+ elif tag == 'cond':
+ self._data = []
+ elif tag == 'info':
+ self._data = []
+ elif tag == 'arg':
+ if self.in_function == 1:
+ self.function_arg_name = None
+ self.function_arg_type = None
+ self.function_arg_info = None
+ if attrs.has_key('name'):
+ self.function_arg_name = attrs['name']
+ if attrs.has_key('type'):
+ self.function_arg_type = attrs['type']
+ if attrs.has_key('info'):
+ self.function_arg_info = attrs['info']
+ elif tag == 'return':
+ if self.in_function == 1:
+ self.function_return_type = None
+ self.function_return_info = None
+ self.function_return_field = None
+ if attrs.has_key('type'):
+ self.function_return_type = attrs['type']
+ if attrs.has_key('info'):
+ self.function_return_info = attrs['info']
+ if attrs.has_key('field'):
+ self.function_return_field = attrs['field']
+ elif tag == 'enum':
+ enum(attrs['type'],attrs['name'],attrs['value'])
+
+ def end(self, tag):
+ if debug:
+ print "end %s" % tag
+ if tag == 'function':
+ if self.function != None:
+ function(self.function, self.function_descr,
+ self.function_return, self.function_args,
+ self.function_file, self.function_cond)
+ self.in_function = 0
+ elif tag == 'arg':
+ if self.in_function == 1:
+ self.function_args.append([self.function_arg_name,
+ self.function_arg_type,
+ self.function_arg_info])
+ elif tag == 'return':
+ if self.in_function == 1:
+ self.function_return = [self.function_return_type,
+ self.function_return_info,
+ self.function_return_field]
+ elif tag == 'info':
+ str = ''
+ for c in self._data:
+ str = str + c
+ if self.in_function == 1:
+ self.function_descr = str
+ elif tag == 'cond':
+ str = ''
+ for c in self._data:
+ str = str + c
+ if self.in_function == 1:
+ self.function_cond = str
+
+
+def function(name, desc, ret, args, file, cond):
+ functions[name] = (desc, ret, args, file, cond)
+
+def enum(type, name, value):
+ if not enums.has_key(type):
+ enums[type] = {}
+ enums[type][name] = value
+
+#######################################################################
+#
+# Some filtering rukes to drop functions/types which should not
+# be exposed as-is on the Python interface
+#
+#######################################################################
+
+skipped_modules = {
+}
+
+skipped_types = {
+ 'int *': "usually a return type",
+}
+
+#######################################################################
+#
+# Table of remapping to/from the python type or class to the C
+# counterpart.
+#
+#######################################################################
+
+py_types = {
+ 'void': (None, None, None, None),
+ 'int': ('i', None, "int", "int"),
+ 'long': ('i', None, "int", "int"),
+ 'double': ('d', None, "double", "double"),
+ 'unsigned int': ('i', None, "int", "int"),
+ 'unsigned long': ('i', None, "int", "int"),
+ 'unsigned char *': ('z', None, "charPtr", "char *"),
+ 'char *': ('z', None, "charPtr", "char *"),
+ 'const char *': ('z', None, "charPtrConst", "const char *"),
+ 'virDomainPtr': ('O', "virDomain", "virDomainPtr", "virDomainPtr"),
+ 'const virDomainPtr': ('O', "virDomain", "virDomainPtr", "virDomainPtr"),
+ 'virDomain *': ('O', "virDomain", "virDomainPtr", "virDomainPtr"),
+ 'const virDomain *': ('O', "virDomain", "virDomainPtr", "virDomainPtr"),
+ 'virConnectPtr': ('O', "virConnect", "virConnectPtr", "virConnectPtr"),
+ 'const virConnectPtr': ('O', "virConnect", "virConnectPtr", "virConnectPtr"),
+ 'virConnect *': ('O', "virConnect", "virConnectPtr", "virConnectPtr"),
+ 'const virConnect *': ('O', "virConnect", "virConnectPtr", "virConnectPtr"),
+}
+
+py_return_types = {
+}
+
+unknown_types = {}
+
+foreign_encoding_args = (
+)
+
+#######################################################################
+#
+# This part writes the C <-> Python stubs libxml2-py.[ch] and
+# the table libxml2-export.c to add when registrering the Python module
+#
+#######################################################################
+
+# Class methods which are written by hand in libvir.c but the Python-level
+# code is still automatically generated (so they are not in skip_function()).
+skip_impl = (
+ 'xmlSaveFileTo',
+ 'xmlSaveFormatFileTo',
+)
+
+def skip_function(name):
+ if name == "virConnectClose":
+ return 1
+ if name == "virDomainFree":
+ return 1
+
+ return 0
+
+def print_function_wrapper(name, output, export, include):
+ global py_types
+ global unknown_types
+ global functions
+ global skipped_modules
+
+ try:
+ (desc, ret, args, file, cond) = functions[name]
+ except:
+ print "failed to get function %s infos"
+ return
+
+ if skipped_modules.has_key(file):
+ return 0
+ if skip_function(name) == 1:
+ return 0
+ if name in skip_impl:
+ # Don't delete the function entry in the caller.
+ return 1
+
+ c_call = "";
+ format=""
+ format_args=""
+ c_args=""
+ c_return=""
+ c_convert=""
+ num_bufs=0
+ for arg in args:
+ # This should be correct
+ if arg[1][0:6] == "const ":
+ arg[1] = arg[1][6:]
+ c_args = c_args + " %s %s;\n" % (arg[1], arg[0])
+ if py_types.has_key(arg[1]):
+ (f, t, n, c) = py_types[arg[1]]
+ if (f == 'z') and (name in foreign_encoding_args) and (num_bufs == 0):
+ f = 't#'
+ if f != None:
+ format = format + f
+ if t != None:
+ format_args = format_args + ", &pyobj_%s" % (arg[0])
+ c_args = c_args + " PyObject *pyobj_%s;\n" % (arg[0])
+ c_convert = c_convert + \
+ " %s = (%s) Py%s_Get(pyobj_%s);\n" % (arg[0],
+ arg[1], t, arg[0]);
+ else:
+ format_args = format_args + ", &%s" % (arg[0])
+ if f == 't#':
+ format_args = format_args + ", &py_buffsize%d" % num_bufs
+ c_args = c_args + " int py_buffsize%d;\n" % num_bufs
+ num_bufs = num_bufs + 1
+ if c_call != "":
+ c_call = c_call + ", ";
+ c_call = c_call + "%s" % (arg[0])
+ else:
+ if skipped_types.has_key(arg[1]):
+ return 0
+ if unknown_types.has_key(arg[1]):
+ lst = unknown_types[arg[1]]
+ lst.append(name)
+ else:
+ unknown_types[arg[1]] = [name]
+ return -1
+ if format != "":
+ format = format + ":%s" % (name)
+
+ if ret[0] == 'void':
+ if file == "python_accessor":
+ if args[1][1] == "char *":
+ c_call = "\n if (%s->%s != NULL) free(%s->%s);\n" % (
+ args[0][0], args[1][0], args[0][0], args[1][0])
+ c_call = c_call + " %s->%s = (%s)strdup((const xmlChar *)%s);\n" % (args[0][0],
+ args[1][0], args[1][1], args[1][0])
+ else:
+ c_call = "\n %s->%s = %s;\n" % (args[0][0], args[1][0],
+ args[1][0])
+ else:
+ c_call = "\n %s(%s);\n" % (name, c_call);
+ ret_convert = " Py_INCREF(Py_None);\n return(Py_None);\n"
+ elif py_types.has_key(ret[0]):
+ (f, t, n, c) = py_types[ret[0]]
+ c_return = " %s c_retval;\n" % (ret[0])
+ if file == "python_accessor" and ret[2] != None:
+ c_call = "\n c_retval = %s->%s;\n" % (args[0][0], ret[2])
+ else:
+ c_call = "\n c_retval = %s(%s);\n" % (name, c_call);
+ ret_convert = " py_retval = libvir_%sWrap((%s) c_retval);\n" % (n,c)
+ ret_convert = ret_convert + " return(py_retval);\n"
+ elif py_return_types.has_key(ret[0]):
+ (f, t, n, c) = py_return_types[ret[0]]
+ c_return = " %s c_retval;\n" % (ret[0])
+ c_call = "\n c_retval = %s(%s);\n" % (name, c_call);
+ ret_convert = " py_retval = libvir_%sWrap((%s) c_retval);\n" % (n,c)
+ ret_convert = ret_convert + " return(py_retval);\n"
+ else:
+ if skipped_types.has_key(ret[0]):
+ return 0
+ if unknown_types.has_key(ret[0]):
+ lst = unknown_types[ret[0]]
+ lst.append(name)
+ else:
+ unknown_types[ret[0]] = [name]
+ return -1
+
+ if cond != None and cond != "":
+ include.write("#if %s\n" % cond)
+ export.write("#if %s\n" % cond)
+ output.write("#if %s\n" % cond)
+
+ include.write("PyObject * ")
+ include.write("libvir_%s(PyObject *self, PyObject *args);\n" % (name));
+
+ export.write(" { (char *)\"%s\", libvir_%s, METH_VARARGS, NULL },\n" %
+ (name, name))
+
+ if file == "python":
+ # Those have been manually generated
+ if cond != None and cond != "":
+ include.write("#endif\n");
+ export.write("#endif\n");
+ output.write("#endif\n");
+ return 1
+ if file == "python_accessor" and ret[0] != "void" and ret[2] is None:
+ # Those have been manually generated
+ if cond != None and cond != "":
+ include.write("#endif\n");
+ export.write("#endif\n");
+ output.write("#endif\n");
+ return 1
+
+ output.write("PyObject *\n")
+ output.write("libvir_%s(PyObject *self ATTRIBUTE_UNUSED," % (name))
+ output.write(" PyObject *args")
+ if format == "":
+ output.write(" ATTRIBUTE_UNUSED")
+ output.write(") {\n")
+ if ret[0] != 'void':
+ output.write(" PyObject *py_retval;\n")
+ if c_return != "":
+ output.write(c_return)
+ if c_args != "":
+ output.write(c_args)
+ if format != "":
+ output.write("\n if (!PyArg_ParseTuple(args, (char *)\"%s\"%s))\n" %
+ (format, format_args))
+ output.write(" return(NULL);\n")
+ if c_convert != "":
+ output.write(c_convert)
+
+ output.write(c_call)
+ output.write(ret_convert)
+ output.write("}\n\n")
+ if cond != None and cond != "":
+ include.write("#endif /* %s */\n" % cond)
+ export.write("#endif /* %s */\n" % cond)
+ output.write("#endif /* %s */\n" % cond)
+ return 1
+
+def buildStubs():
+ global py_types
+ global py_return_types
+ global unknown_types
+
+ try:
+ f = open(os.path.join(srcPref,"libvir-api.xml"))
+ data = f.read()
+ (parser, target) = getparser()
+ parser.feed(data)
+ parser.close()
+ except IOError, msg:
+ try:
+ f = open(os.path.join(srcPref,"..","docs","libvir-api.xml"))
+ data = f.read()
+ (parser, target) = getparser()
+ parser.feed(data)
+ parser.close()
+ except IOError, msg:
+ print file, ":", msg
+ sys.exit(1)
+
+ n = len(functions.keys())
+ print "Found %d functions in libvir-api.xml" % (n)
+
+ py_types['pythonObject'] = ('O', "pythonObject", "pythonObject", "pythonObject")
+ try:
+ f = open(os.path.join(srcPref,"libvir-python-api.xml"))
+ data = f.read()
+ (parser, target) = getparser()
+ parser.feed(data)
+ parser.close()
+ except IOError, msg:
+ print file, ":", msg
+
+
+ print "Found %d functions in libvir-python-api.xml" % (
+ len(functions.keys()) - n)
+ nb_wrap = 0
+ failed = 0
+ skipped = 0
+
+ include = open("libvir-py.h", "w")
+ include.write("/* Generated */\n\n")
+ export = open("libvir-export.c", "w")
+ export.write("/* Generated */\n\n")
+ wrapper = open("libvir-py.c", "w")
+ wrapper.write("/* Generated */\n\n")
+ wrapper.write("#include <Python.h>\n")
+ wrapper.write("#include <libvir.h>\n")
+ wrapper.write("#include \"libvir_wrap.h\"\n")
+ wrapper.write("#include \"libvir-py.h\"\n\n")
+ for function in functions.keys():
+ ret = print_function_wrapper(function, wrapper, export, include)
+ if ret < 0:
+ failed = failed + 1
+ del functions[function]
+ if ret == 0:
+ skipped = skipped + 1
+ del functions[function]
+ if ret == 1:
+ nb_wrap = nb_wrap + 1
+ include.close()
+ export.close()
+ wrapper.close()
+
+ print "Generated %d wrapper functions, %d failed, %d skipped\n" % (nb_wrap,
+ failed, skipped);
+ print "Missing type converters: "
+ for type in unknown_types.keys():
+ print "%s:%d " % (type, len(unknown_types[type])),
+ print
+
+#######################################################################
+#
+# This part writes part of the Python front-end classes based on
+# mapping rules between types and classes and also based on function
+# renaming to get consistent function names at the Python level
+#
+#######################################################################
+
+#
+# The type automatically remapped to generated classes
+#
+classes_type = {
+ "virDomainPtr": ("._o", "virDomain(_obj=%s)", "virDomain"),
+ "virDomain *": ("._o", "virDomain(_obj=%s)", "virDomain"),
+ "virConnectPtr": ("._o", "virConnect(_obj=%s)", "virConnect"),
+ "virConnect *": ("._o", "virConnect(_obj=%s)", "virConnect"),
+}
+
+converter_type = {
+}
+
+primary_classes = ["virDomain", "virConnect"]
+
+classes_ancestor = {
+}
+classes_destructors = {
+ "virDomain": "virDomainFree",
+ "virConnect": "virConnectClose",
+}
+
+functions_noexcept = {
+}
+
+reference_keepers = {
+}
+
+function_classes = {}
+
+function_classes["None"] = []
+
+def nameFixup(name, classe, type, file):
+ listname = classe + "List"
+ ll = len(listname)
+ l = len(classe)
+ if name[0:l] == listname:
+ func = name[l:]
+ func = string.lower(func[0:1]) + func[1:]
+ elif name[0:12] == "virDomainGet":
+ func = name[12:]
+ func = string.lower(func[0:1]) + func[1:]
+ elif name[0:9] == "virDomain":
+ func = name[9:]
+ func = string.lower(func[0:1]) + func[1:]
+ elif name[0:10] == "virConnect":
+ func = name[10:]
+ func = string.lower(func[0:1]) + func[1:]
+ elif name[0:3] == "xml":
+ func = name[3:]
+ func = string.lower(func[0:1]) + func[1:]
+ else:
+ func = name
+ return func
+
+
+def functionCompare(info1, info2):
+ (index1, func1, name1, ret1, args1, file1) = info1
+ (index2, func2, name2, ret2, args2, file2) = info2
+ if file1 == file2:
+ if func1 < func2:
+ return -1
+ if func1 > func2:
+ return 1
+ if file1 == "python_accessor":
+ return -1
+ if file2 == "python_accessor":
+ return 1
+ if file1 < file2:
+ return -1
+ if file1 > file2:
+ return 1
+ return 0
+
+def writeDoc(name, args, indent, output):
+ if functions[name][0] is None or functions[name][0] == "":
+ return
+ val = functions[name][0]
+ val = string.replace(val, "NULL", "None");
+ output.write(indent)
+ output.write('"""')
+ while len(val) > 60:
+ str = val[0:60]
+ i = string.rfind(str, " ");
+ if i < 0:
+ i = 60
+ str = val[0:i]
+ val = val[i:]
+ output.write(str)
+ output.write('\n ');
+ output.write(indent)
+ output.write(val);
+ output.write(' """\n')
+
+def buildWrappers():
+ global ctypes
+ global py_types
+ global py_return_types
+ global unknown_types
+ global functions
+ global function_classes
+ global classes_type
+ global classes_list
+ global converter_type
+ global primary_classes
+ global converter_type
+ global classes_ancestor
+ global converter_type
+ global primary_classes
+ global classes_ancestor
+ global classes_destructors
+ global functions_noexcept
+
+ for type in classes_type.keys():
+ function_classes[classes_type[type][2]] = []
+
+ #
+ # Build the list of C types to look for ordered to start
+ # with primary classes
+ #
+ ctypes = []
+ classes_list = []
+ ctypes_processed = {}
+ classes_processed = {}
+ for classe in primary_classes:
+ classes_list.append(classe)
+ classes_processed[classe] = ()
+ for type in classes_type.keys():
+ tinfo = classes_type[type]
+ if tinfo[2] == classe:
+ ctypes.append(type)
+ ctypes_processed[type] = ()
+ for type in classes_type.keys():
+ if ctypes_processed.has_key(type):
+ continue
+ tinfo = classes_type[type]
+ if not classes_processed.has_key(tinfo[2]):
+ classes_list.append(tinfo[2])
+ classes_processed[tinfo[2]] = ()
+
+ ctypes.append(type)
+ ctypes_processed[type] = ()
+
+ for name in functions.keys():
+ found = 0;
+ (desc, ret, args, file, cond) = functions[name]
+ for type in ctypes:
+ classe = classes_type[type][2]
+
+ if name[0:3] == "vir" and len(args) >= 1 and args[0][1] == type:
+ found = 1
+ func = nameFixup(name, classe, type, file)
+ info = (0, func, name, ret, args, file)
+ function_classes[classe].append(info)
+ elif name[0:3] == "vir" and len(args) >= 2 and args[1][1] == type \
+ and file != "python_accessor":
+ found = 1
+ func = nameFixup(name, classe, type, file)
+ info = (1, func, name, ret, args, file)
+ function_classes[classe].append(info)
+ if found == 1:
+ continue
+ func = nameFixup(name, "None", file, file)
+ info = (0, func, name, ret, args, file)
+ function_classes['None'].append(info)
+
+ classes = open("libvir.py", "w")
+ classes.write("""#!/usr/bin/python -u
+#
+# Those are the autogenerated Python bindings for libvir.
+# Check python/generator.py in the source distribution of libvir
+# to find out more about the generation process
+#
+""")
+
+ classes.write("import libvirmod\n")
+ classes.write("import types\n\n")
+
+ txt = open("libvirclass.txt", "w")
+ txt.write(" Generated Classes for libvir-python\n\n")
+
+ txt.write("#\n# Global functions of the module\n#\n\n")
+ if function_classes.has_key("None"):
+ flist = function_classes["None"]
+ flist.sort(functionCompare)
+ oldfile = ""
+ for info in flist:
+ (index, func, name, ret, args, file) = info
+ if file != oldfile:
+ classes.write("#\n# Functions from module %s\n#\n\n" % file)
+ txt.write("\n# functions from module %s\n" % file)
+ oldfile = file
+ classes.write("def %s(" % func)
+ txt.write("%s()\n" % func);
+ n = 0
+ for arg in args:
+ if n != 0:
+ classes.write(", ")
+ classes.write("%s" % arg[0])
+ n = n + 1
+ classes.write("):\n")
+ writeDoc(name, args, ' ', classes);
+
+ for arg in args:
+ if classes_type.has_key(arg[1]):
+ classes.write(" if %s is None: %s__o = None\n" %
+ (arg[0], arg[0]))
+ classes.write(" else: %s__o = %s%s\n" %
+ (arg[0], arg[0], classes_type[arg[1]][0]))
+ if ret[0] != "void":
+ classes.write(" ret = ");
+ else:
+ classes.write(" ");
+ classes.write("libvirmod.%s(" % name)
+ n = 0
+ for arg in args:
+ if n != 0:
+ classes.write(", ");
+ classes.write("%s" % arg[0])
+ if classes_type.has_key(arg[1]):
+ classes.write("__o");
+ n = n + 1
+ classes.write(")\n");
+ if ret[0] != "void":
+ if classes_type.has_key(ret[0]):
+ #
+ # Raise an exception
+ #
+ if functions_noexcept.has_key(name):
+ classes.write(" if ret is None:return None\n");
+ classes.write(" return ");
+ classes.write(classes_type[ret[0]][1] % ("ret"));
+ classes.write("\n");
+ else:
+ classes.write(" return ret\n");
+ classes.write("\n");
+
+ txt.write("\n\n#\n# Set of classes of the module\n#\n\n")
+ for classname in classes_list:
+ if classname == "None":
+ pass
+ else:
+ if classes_ancestor.has_key(classname):
+ txt.write("\n\nClass %s(%s)\n" % (classname,
+ classes_ancestor[classname]))
+ classes.write("class %s(%s):\n" % (classname,
+ classes_ancestor[classname]))
+ classes.write(" def __init__(self, _obj=None):\n")
+ if reference_keepers.has_key(classname):
+ rlist = reference_keepers[classname]
+ for ref in rlist:
+ classes.write(" self.%s = None\n" % ref[1])
+ classes.write(" self._o = _obj\n")
+ classes.write(" %s.__init__(self, _obj=_obj)\n\n" % (
+ classes_ancestor[classname]))
+ else:
+ txt.write("Class %s()\n" % (classname))
+ classes.write("class %s:\n" % (classname))
+ classes.write(" def __init__(self, _obj=None):\n")
+ if reference_keepers.has_key(classname):
+ list = reference_keepers[classname]
+ for ref in list:
+ classes.write(" self.%s = None\n" % ref[1])
+ classes.write(" if _obj != None:self._o = _obj;return\n")
+ classes.write(" self._o = None\n\n");
+ destruct=None
+ if classes_destructors.has_key(classname):
+ classes.write(" def __del__(self):\n")
+ classes.write(" if self._o != None:\n")
+ classes.write(" libvirmod.%s(self._o)\n" %
+ classes_destructors[classname]);
+ classes.write(" self._o = None\n\n");
+ destruct=classes_destructors[classname]
+ flist = function_classes[classname]
+ flist.sort(functionCompare)
+ oldfile = ""
+ for info in flist:
+ (index, func, name, ret, args, file) = info
+ #
+ # Do not provide as method the destructors for the class
+ # to avoid double free
+ #
+ if name == destruct:
+ continue;
+ if file != oldfile:
+ if file == "python_accessor":
+ classes.write(" # accessors for %s\n" % (classname))
+ txt.write(" # accessors\n")
+ else:
+ classes.write(" #\n")
+ classes.write(" # %s functions from module %s\n" % (
+ classname, file))
+ txt.write("\n # functions from module %s\n" % file)
+ classes.write(" #\n\n")
+ oldfile = file
+ classes.write(" def %s(self" % func)
+ txt.write(" %s()\n" % func);
+ n = 0
+ for arg in args:
+ if n != index:
+ classes.write(", %s" % arg[0])
+ n = n + 1
+ classes.write("):\n")
+ writeDoc(name, args, ' ', classes);
+ n = 0
+ for arg in args:
+ if classes_type.has_key(arg[1]):
+ if n != index:
+ classes.write(" if %s is None: %s__o = None\n" %
+ (arg[0], arg[0]))
+ classes.write(" else: %s__o = %s%s\n" %
+ (arg[0], arg[0], classes_type[arg[1]][0]))
+ n = n + 1
+ if ret[0] != "void":
+ classes.write(" ret = ");
+ else:
+ classes.write(" ");
+ classes.write("libvirmod.%s(" % name)
+ n = 0
+ for arg in args:
+ if n != 0:
+ classes.write(", ");
+ if n != index:
+ classes.write("%s" % arg[0])
+ if classes_type.has_key(arg[1]):
+ classes.write("__o");
+ else:
+ classes.write("self");
+ if classes_type.has_key(arg[1]):
+ classes.write(classes_type[arg[1]][0])
+ n = n + 1
+ classes.write(")\n");
+ if ret[0] != "void":
+ if classes_type.has_key(ret[0]):
+ #
+ # Raise an exception
+ #
+ if functions_noexcept.has_key(name):
+ classes.write(
+ " if ret is None:return None\n");
+
+ #
+ # generate the returned class wrapper for the object
+ #
+ classes.write(" __tmp = ");
+ classes.write(classes_type[ret[0]][1] % ("ret"));
+ classes.write("\n");
+
+ #
+ # Sometime one need to keep references of the source
+ # class in the returned class object.
+ # See reference_keepers for the list
+ #
+ tclass = classes_type[ret[0]][2]
+ if reference_keepers.has_key(tclass):
+ list = reference_keepers[tclass]
+ for pref in list:
+ if pref[0] == classname:
+ classes.write(" __tmp.%s = self\n" %
+ pref[1])
+ #
+ # return the class
+ #
+ classes.write(" return __tmp\n");
+ elif converter_type.has_key(ret[0]):
+ #
+ # Raise an exception
+ #
+ if functions_noexcept.has_key(name):
+ classes.write(
+ " if ret is None:return None");
+ classes.write(" return ");
+ classes.write(converter_type[ret[0]] % ("ret"));
+ classes.write("\n");
+ else:
+ classes.write(" return ret\n");
+ classes.write("\n");
+
+ #
+ # Generate enum constants
+ #
+ for type,enum in enums.items():
+ classes.write("# %s\n" % type)
+ items = enum.items()
+ items.sort(lambda i1,i2: cmp(long(i1[1]),long(i2[1])))
+ for name,value in items:
+ classes.write("%s = %s\n" % (name,value))
+ classes.write("\n");
+
+ txt.close()
+ classes.close()
+
+buildStubs()
+buildWrappers()
generated by cgit (git 2.34.1) at 2024-11-15 07:25:26 +0000