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python/generator.py
941 строка
37 KB
Nick Wellnhofer
python: Don't output missing generators during build
06 сен 2022, 18:32
06 сен 2022, 18:32
d5238cf
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#!/usr/bin/env python # # generate python wrappers from the XML API description # functions = {} enums = {} # { enumType: { enumConstant: enumValue } } import string ####################################################################### # # That part if purely the API acquisition phase from the # XML API description # ####################################################################### import os import xml.sax debug = 0 srcdir = os.getenv("SRCDIR", ".") def getparser(): # Attach parser to an unmarshalling object. return both objects. target = docParser() parser = xml.sax.make_parser() parser.setContentHandler(target) return parser, target class docParser(xml.sax.handler.ContentHandler): def __init__(self): self._methodname = None self._data = [] self.in_function = 0 self.startElement = self.start self.endElement = self.end self.characters = self.data 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_args = [] self.function_descr = None self.function_return = None self.function_file = None if 'name' in attrs: self.function = attrs['name'] if 'file' in attrs: self.function_file = attrs['file'] 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 'name' in attrs: self.function_arg_name = attrs['name'] if 'type' in attrs: self.function_arg_type = attrs['type'] if 'info' in attrs: 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 'type' in attrs: self.function_return_type = attrs['type'] if 'info' in attrs: self.function_return_info = attrs['info'] if 'field' in attrs: 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.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 def function(name, desc, ret, args, file): functions[name] = (desc, ret, args, file) def enum(type, name, value): if type not in enums: 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 = { 'transform': None, } skipped_types = { 'int *': "usually a return type", 'xmlSAXHandlerPtr': "not the proper interface for SAX", 'htmlSAXHandlerPtr': "not the proper interface for SAX", 'xmlRMutexPtr': "thread specific, skipped", 'xmlMutexPtr': "thread specific, skipped", 'xmlGlobalStatePtr': "thread specific, skipped", 'xmlListPtr': "internal representation not suitable for python", 'xmlBufferPtr': "internal representation not suitable for python", 'FILE *': None, } skipped_functions = { 'xsltMatchPattern': True, # Debugger 'xslAddCall': True, 'xslDropCall': True, 'xslHandleDebugger': True, 'xsltSetDebuggerCallbacks': True, 'xsltSetDebuggerStatus': True, } ####################################################################### # # Table of remapping to/from the python type or class to the C # counterpart. # ####################################################################### py_types = { 'void': (None, None, None, None, None), 'int': ('i', None, "int", "int", "libxml_"), 'long': ('l', None, "long", "long", "libxml_"), 'double': ('d', None, "double", "double", "libxml_"), 'unsigned int': ('i', None, "int", "int", "libxml_"), 'xmlChar': ('c', None, "int", "int", "libxml_"), 'unsigned char *': ('z', None, "charPtr", "char *", "libxml_"), 'char *': ('z', None, "charPtr", "char *", "libxml_"), 'const char *': ('z', None, "charPtrConst", "const char *", "libxml_"), 'xmlChar *': ('z', None, "xmlCharPtr", "xmlChar *", "libxml_"), 'const xmlChar *': ('z', None, "xmlCharPtrConst", "const xmlChar *", "libxml_"), 'xmlNodePtr': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr", "libxml_"), 'const xmlNodePtr': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr", "libxml_"), 'xmlNode *': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr", "libxml_"), 'const xmlNode *': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr", "libxml_"), 'xmlDtdPtr': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr", "libxml_"), 'const xmlDtdPtr': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr", "libxml_"), 'xmlDtd *': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr", "libxml_"), 'const xmlDtd *': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr", "libxml_"), 'xmlAttrPtr': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr", "libxml_"), 'const xmlAttrPtr': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr", "libxml_"), 'xmlAttr *': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr", "libxml_"), 'const xmlAttr *': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr", "libxml_"), 'xmlEntityPtr': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr", "libxml_"), 'const xmlEntityPtr': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr", "libxml_"), 'xmlEntity *': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr", "libxml_"), 'const xmlEntity *': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr", "libxml_"), 'xmlElementPtr': ('O', "xmlElement", "xmlElementPtr", "xmlElementPtr", "libxml_"), 'const xmlElementPtr': ('O', "xmlElement", "xmlElementPtr", "xmlElementPtr", "libxml_"), 'xmlElement *': ('O', "xmlElement", "xmlElementPtr", "xmlElementPtr", "libxml_"), 'const xmlElement *': ('O', "xmlElement", "xmlElementPtr", "xmlElementPtr", "libxml_"), 'xmlAttributePtr': ('O', "xmlAttribute", "xmlAttributePtr", "xmlAttributePtr", "libxml_"), 'const xmlAttributePtr': ('O', "xmlAttribute", "xmlAttributePtr", "xmlAttributePtr", "libxml_"), 'xmlAttribute *': ('O', "xmlAttribute", "xmlAttributePtr", "xmlAttributePtr", "libxml_"), 'const xmlAttribute *': ('O', "xmlAttribute", "xmlAttributePtr", "xmlAttributePtr", "libxml_"), 'xmlNsPtr': ('O', "xmlNode", "xmlNsPtr", "xmlNsPtr", "libxml_"), 'const xmlNsPtr': ('O', "xmlNode", "xmlNsPtr", "xmlNsPtr", "libxml_"), 'xmlNs *': ('O', "xmlNode", "xmlNsPtr", "xmlNsPtr", "libxml_"), 'const xmlNs *': ('O', "xmlNode", "xmlNsPtr", "xmlNsPtr", "libxml_"), 'xmlDocPtr': ('O', "xmlNode", "xmlDocPtr", "xmlDocPtr", "libxml_"), 'const xmlDocPtr': ('O', "xmlNode", "xmlDocPtr", "xmlDocPtr", "libxml_"), 'xmlDoc *': ('O', "xmlNode", "xmlDocPtr", "xmlDocPtr", "libxml_"), 'const xmlDoc *': ('O', "xmlNode", "xmlDocPtr", "xmlDocPtr", "libxml_"), 'htmlDocPtr': ('O', "xmlNode", "xmlDocPtr", "xmlDocPtr", "libxml_"), 'const htmlDocPtr': ('O', "xmlNode", "xmlDocPtr", "xmlDocPtr", "libxml_"), 'htmlDoc *': ('O', "xmlNode", "xmlDocPtr", "xmlDocPtr", "libxml_"), 'const htmlDoc *': ('O', "xmlNode", "xmlDocPtr", "xmlDocPtr", "libxml_"), 'htmlNodePtr': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr", "libxml_"), 'const htmlNodePtr': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr", "libxml_"), 'htmlNode *': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr", "libxml_"), 'const htmlNode *': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr", "libxml_"), 'xmlXPathContextPtr': ('O', "xmlXPathContext", "xmlXPathContextPtr", "xmlXPathContextPtr", "libxml_"), 'xmlXPathParserContextPtr': ('O', "xmlXPathParserContext", "xmlXPathParserContextPtr", "xmlXPathParserContextPtr", "libxml_"), 'xmlParserCtxtPtr': ('O', "parserCtxt", "xmlParserCtxtPtr", "xmlParserCtxtPtr", "libxml_"), 'xmlParserCtxt *': ('O', "parserCtxt", "xmlParserCtxtPtr", "xmlParserCtxtPtr", "libxml_"), 'htmlParserCtxtPtr': ('O', "parserCtxt", "xmlParserCtxtPtr", "xmlParserCtxtPtr", "libxml_"), 'htmlParserCtxt *': ('O', "parserCtxt", "xmlParserCtxtPtr", "xmlParserCtxtPtr", "libxml_"), 'xmlCatalogPtr': ('O', "catalog", "xmlCatalogPtr", "xmlCatalogPtr"), 'FILE *': ('O', "File", "FILEPtr", "FILE *", "libxml_"), 'xsltTransformContextPtr': ('O', "transformCtxt", "xsltTransformContextPtr", "xsltTransformContextPtr", "libxslt_"), 'xsltTransformContext *': ('O', "transformCtxt", "xsltTransformContextPtr", "xsltTransformContextPtr", "libxslt_"), 'xsltStylePreCompPtr': ('O', "compiledStyle", "xsltStylePreCompPtr", "xsltStylePreCompPtr", "libxslt_"), 'xsltStylePreComp *': ('O', "compiledStyle", "xsltStylePreCompPtr", "xsltStylePreCompPtr", "libxslt_"), 'xsltStylesheetPtr': ('O', "stylesheet", "xsltStylesheetPtr", "xsltStylesheetPtr", "libxslt_"), 'xsltStylesheet *': ('O', "stylesheet", "xsltStylesheetPtr", "xsltStylesheetPtr", "libxslt_"), 'xmlXPathContext *': ('O', "xpathContext", "xmlXPathContextPtr", "xmlXPathContextPtr", "libxslt_"), } py_return_types = { 'xmlXPathObjectPtr': ('O', "foo", "xmlXPathObjectPtr", "xmlXPathObjectPtr", "libxml_"), } unknown_types = {} ####################################################################### # # This part writes the C <-> Python stubs libxslt-py.[ch] and # the table libxslt-export.c to add when registrering the Python module # ####################################################################### def skip_function(name): if name in skipped_functions: 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) = functions[name] except: print("failed to get function %s infos") return if file in skipped_modules: return 0 if skip_function(name) == 1: return 0 c_call = "" format="" format_args="" c_args="" c_return="" c_convert="" 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 arg[1] in py_types: (f, t, n, c, p) = py_types[arg[1]] 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 c_call != "": c_call = c_call + ", " c_call = c_call + "%s" % (arg[0]) else: if arg[1] in skipped_types: return 0 if arg[1] in unknown_types: 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 *" or args[1][1] == "xmlChar *": c_call = "\n if (%s->%s != NULL) xmlFree(%s->%s);\n" % ( args[0][0], args[1][0], args[0][0], args[1][0]) c_call = c_call + " %s->%s = xmlStrdup((const xmlChar *)%s);\n" % (args[0][0], args[1][0], 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 ret[0] in py_types: (f, t, n, c, p) = 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 = %s%sWrap((%s) c_retval);\n" % (p,n,c) ret_convert = ret_convert + " return(py_retval);\n" elif ret[0] in py_return_types: (f, t, n, c, p) = py_return_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 = %s%sWrap((%s) c_retval);\n" % (p,n,c) ret_convert = ret_convert + " return(py_retval);\n" else: if ret[0] in skipped_types: return 0 if ret[0] in unknown_types: lst = unknown_types[ret[0]] lst.append(name) else: unknown_types[ret[0]] = [name] return -1 include.write("PyObject * ") include.write("libxslt_%s(PyObject *self, PyObject *args);\n" % (name)) export.write(" { (char *)\"%s\", libxslt_%s, METH_VARARGS, NULL },\n" % (name, name)) if file == "python": # Those have been manually generated return 1 if file == "python_accessor" and ret[0] != "void" and ret[2] == None: # Those have been manually generated return 1 output.write("PyObject *\n") output.write("libxslt_%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") return 1 def buildStubs(): global py_types global py_return_types global unknown_types try: f = open("%s/libxslt-api.xml" % srcdir) data = f.read() (parser, target) = getparser() parser.feed(data) parser.close() except IOError as msg: try: f = open("%s/../doc/libxslt-api.xml" % srcdir) data = f.read() (parser, target) = getparser() parser.feed(data) parser.close() except IOError as msg: print("../doc/libxslt-api.xml", ":", msg) n = len(list(functions.keys())) print("Found %d functions in libxslt-api.xml" % (n)) py_types['pythonObject'] = ('O', "pythonObject", "pythonObject", "pythonObject", "libxml_") try: f = open("%s/libxslt-python-api.xml" % srcdir) data = f.read() (parser, target) = getparser() parser.feed(data) parser.close() except IOError as msg: print("libxslt-python-api.xml", ":", msg) print("Found %d functions in libxslt-python-api.xml" % ( len(list(functions.keys())) - n)) nb_wrap = 0 failed = 0 skipped = 0 include = open("libxslt-py.h", "w") include.write("/* Generated */\n\n") export = open("libxslt-export.c", "w") export.write("/* Generated */\n\n") wrapper = open("libxslt-py.c", "w") wrapper.write("/* Generated */\n\n") # wrapper.write("#include \"config.h\"\n") wrapper.write("#include <libxslt/xsltconfig.h>\n") wrapper.write("#include \"libxslt_wrap.h\"\n") wrapper.write("#include \"libxslt-py.h\"\n\n") for function in list(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" % (nb_wrap, failed, skipped)) # print("Missing type converters:") # for type in list(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 # libxml2_classes_type = { "xmlNodePtr": ("._o", "xmlNode(_obj=%s)", "xmlNode"), "xmlNode *": ("._o", "xmlNode(_obj=%s)", "xmlNode"), "xmlDocPtr": ("._o", "xmlDoc(_obj=%s)", "xmlDoc"), "xmlDocPtr *": ("._o", "xmlDoc(_obj=%s)", "xmlDoc"), "htmlDocPtr": ("._o", "xmlDoc(_obj=%s)", "xmlDoc"), "htmlxmlDocPtr *": ("._o", "xmlDoc(_obj=%s)", "xmlDoc"), "xmlAttrPtr": ("._o", "xmlAttr(_obj=%s)", "xmlAttr"), "xmlAttr *": ("._o", "xmlAttr(_obj=%s)", "xmlAttr"), "xmlNsPtr": ("._o", "xmlNs(_obj=%s)", "xmlNs"), "xmlNs *": ("._o", "xmlNs(_obj=%s)", "xmlNs"), "xmlDtdPtr": ("._o", "xmlDtd(_obj=%s)", "xmlDtd"), "xmlDtd *": ("._o", "xmlDtd(_obj=%s)", "xmlDtd"), "xmlEntityPtr": ("._o", "xmlEntity(_obj=%s)", "xmlEntity"), "xmlEntity *": ("._o", "xmlEntity(_obj=%s)", "xmlEntity"), "xmlElementPtr": ("._o", "xmlElement(_obj=%s)", "xmlElement"), "xmlElement *": ("._o", "xmlElement(_obj=%s)", "xmlElement"), "xmlAttributePtr": ("._o", "xmlAttribute(_obj=%s)", "xmlAttribute"), "xmlAttribute *": ("._o", "xmlAttribute(_obj=%s)", "xmlAttribute"), "xmlParserCtxtPtr": ("._o", "parserCtxt(_obj=%s)", "parserCtxt"), "xmlParserCtxt *": ("._o", "parserCtxt(_obj=%s)", "parserCtxt"), "xmlCatalogPtr": ("._o", "catalog(_obj=%s)", "catalog"), } classes_type = { "xsltTransformContextPtr": ("._o", "transformCtxt(_obj=%s)", "transformCtxt"), "xsltTransformContext *": ("._o", "transformCtxt(_obj=%s)", "transformCtxt"), "xsltStylesheetPtr": ("._o", "stylesheet(_obj=%s)", "stylesheet"), "xsltStylesheet *": ("._o", "stylesheet(_obj=%s)", "stylesheet"), "xmlXPathContextPtr": ("._o", "xpathContext(_obj=%s)", "xpathContext"), "xmlXPathContext *": ("._o", "xpathContext(_obj=%s)", "xpathContext"), "xmlXPathParserContextPtr": ("._o", "xpathParserContext(_obj=%s)", "xpathParserContext"), "xmlXPathParserContext *": ("._o", "xpathParserContext(_obj=%s)", "xpathParserContext"), } converter_type = { "xmlXPathObjectPtr": "libxml2.xpathObjectRet(%s)", } primary_classes = ["xpathParserContext", "xpathContext", "transformCtxt", "stylesheet"] classes_ancestor = { "xpathContext" : "libxml2.xpathContext", "xpathParserContext" : "libxml2.xpathParserContext", "transformCtxt": "transformCtxtBase", "stylesheet": "stylesheetBase", } classes_destructors = { "xpathContext" : "pass" } function_classes = {} ctypes = [] classes_list = [] def nameFixup(name, classe, type, file): listname = classe + "List" ll = len(listname) l = len(classe) if name[0:l] == listname: func = name[l:] func = func[0:1].lower() + func[1:] elif name[0:12] == "xmlParserGet" and file == "python_accessor": func = name[12:] func = func[0:1].lower() + func[1:] elif name[0:12] == "xmlParserSet" and file == "python_accessor": func = name[12:] func = func[0:1].lower() + func[1:] elif name[0:10] == "xmlNodeGet" and file == "python_accessor": func = name[10:] func = func[0:1].lower() + func[1:] elif name[0:18] == "xsltXPathParserGet" and file == "python_accessor": func = name[18:] func = func[0:1].lower() + func[1:] elif name[0:12] == "xsltXPathGet" and file == "python_accessor": func = name[12:] func = func[0:1].lower() + func[1:] elif name[0:16] == "xsltTransformGet" and file == "python_accessor": func = name[16:] func = func[0:1].lower() + func[1:] elif name[0:16] == "xsltTransformSet" and file == "python_accessor": func = name[13:] func = func[0:1].lower() + func[1:] elif name[0:17] == "xsltStylesheetGet" and file == "python_accessor": func = name[17:] func = func[0:1].lower() + func[1:] elif name[0:17] == "xsltStylesheetSet" and file == "python_accessor": func = name[14:] func = func[0:1].lower() + func[1:] elif name[0:l] == classe: func = name[l:] func = func[0:1].lower() + func[1:] elif name[0:7] == "libxml_": func = name[7:] func = func[0:1].lower() + func[1:] elif name[0:8] == "libxslt_": func = name[8:] func = func[0:1].lower() + func[1:] elif name[0:6] == "xmlGet": func = name[6:] func = func[0:1].lower() + func[1:] elif name[0:3] == "xml": func = name[3:] func = func[0:1].lower() + func[1:] elif name[0:7] == "xsltGet": func = name[7:] func = func[0:1].lower() + func[1:] elif name[0:4] == "xslt": func = name[4:] func = func[0:1].lower() + func[1:] else: func = name if func[0:5] == "xPath": func = "xpath" + func[5:] elif func[0:4] == "xPtr": func = "xpointer" + func[4:] elif func[0:8] == "xInclude": func = "xinclude" + func[8:] elif func[0:2] == "iD": func = "ID" + func[2:] elif func[0:3] == "uRI": func = "URI" + func[3:] elif func[0:4] == "uTF8": func = "UTF8" + func[4:] return func def cmp_to_key(mycmp): 'Convert a cmp= function into a key= function' class K(object): def __init__(self, obj, *args): self.obj = obj def __lt__(self, other): return mycmp(self.obj, other.obj) < 0 def __gt__(self, other): return mycmp(self.obj, other.obj) > 0 def __eq__(self, other): return mycmp(self.obj, other.obj) == 0 def __le__(self, other): return mycmp(self.obj, other.obj) <= 0 def __ge__(self, other): return mycmp(self.obj, other.obj) >= 0 def __ne__(self, other): return mycmp(self.obj, other.obj) != 0 return K 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] == None or functions[name][0] == "": return val = functions[name][0] val = val.replace("NULL", "None") output.write(indent) output.write('"""') while len(val) > 60: if val[0] == " ": val = val[1:] continue str = val[0:60] i = str.rfind(" ") 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 libxml2_classes_type 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 function_classes["None"] = [] for type in list(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_processed = {} classes_processed = {} for classe in primary_classes: classes_list.append(classe) classes_processed[classe] = () for type in list(classes_type.keys()): tinfo = classes_type[type] if tinfo[2] == classe: ctypes.append(type) ctypes_processed[type] = () for type in list(classes_type.keys()): if type in ctypes_processed: continue tinfo = classes_type[type] if tinfo[2] not in classes_processed: classes_list.append(tinfo[2]) classes_processed[tinfo[2]] = () ctypes.append(type) ctypes_processed[type] = () for name in list(functions.keys()): found = 0 (desc, ret, args, file) = functions[name] for type in ctypes: classe = classes_type[type][2] if name[0:4] == "xslt" 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[0:4] == "xslt" and len(args) >= 2 and args[1][1] == type: found = 1 func = nameFixup(name, classe, type, file) info = (1, func, name, ret, args, file) function_classes[classe].append(info) elif name[0:4] == "xslt" and len(args) >= 3 and args[2][1] == type: found = 1 func = nameFixup(name, classe, type, file) info = (2, func, name, ret, args, file) function_classes[classe].append(info) if found == 1: continue if name[0:8] == "xmlXPath": continue if name[0:6] == "xmlStr": continue if name[0:10] == "xmlCharStr": continue func = nameFixup(name, "None", file, file) info = (0, func, name, ret, args, file) function_classes['None'].append(info) classes = open("libxsltclass.py", "w") txt = open("libxsltclass.txt", "w") txt.write(" Generated Classes for libxslt-python\n\n") txt.write("#\n# Global functions of the module\n#\n\n") if "None" in function_classes: flist = function_classes["None"] flist.sort(key=cmp_to_key(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 arg[1] in classes_type: classes.write(" if %s == 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])) elif arg[1] in libxml2_classes_type: classes.write(" if %s == None: %s__o = None\n" % (arg[0], arg[0])) classes.write(" else: %s__o = %s%s\n" % (arg[0], arg[0], libxml2_classes_type[arg[1]][0])) if ret[0] != "void": classes.write(" ret = ") else: classes.write(" ") classes.write("libxsltmod.%s(" % name) n = 0 for arg in args: if n != 0: classes.write(", ") classes.write("%s" % arg[0]) if arg[1] in classes_type: classes.write("__o") if arg[1] in libxml2_classes_type: classes.write("__o") n = n + 1 classes.write(")\n") if ret[0] != "void": if ret[0] in classes_type: classes.write(" if ret == None: return None\n") classes.write(" return ") classes.write(classes_type[ret[0]][1] % ("ret")) classes.write("\n") elif ret[0] in libxml2_classes_type: classes.write(" if ret == None: return None\n") classes.write(" return libxml2.") classes.write(libxml2_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 classname in classes_ancestor: 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") classes.write(" self._o = None\n") classes.write(" %s.__init__(self, _obj=_obj)\n\n" % ( classes_ancestor[classname])) if classes_ancestor[classname] == "xmlCore" or \ classes_ancestor[classname] == "xmlNode": classes.write(" def __repr__(self):\n") format = "%s:%%s" % (classname) classes.write(" return \"%s\" %% (self.name)\n\n" % ( format)) else: txt.write("Class %s()\n" % (classname)) classes.write("class %s:\n" % (classname)) classes.write(" def __init__(self, _obj=None):\n") classes.write(" if _obj != None:self._o = _obj;return\n") classes.write(" self._o = None\n\n") if classname in classes_destructors: classes.write(" def __del__(self):\n") if classes_destructors[classname] == "pass": classes.write(" pass\n") else: classes.write(" if self._o != None:\n") classes.write(" libxsltmod.%s(self._o)\n" % classes_destructors[classname]) classes.write(" self._o = None\n\n") flist = function_classes[classname] flist.sort(key=cmp_to_key(functionCompare)) oldfile = "" for info in flist: (index, func, name, ret, args, file) = info 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 arg[1] in classes_type: if n != index: classes.write(" if %s == 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])) elif arg[1] in libxml2_classes_type: classes.write(" if %s == None: %s__o = None\n" % (arg[0], arg[0])) classes.write(" else: %s__o = %s%s\n" % (arg[0], arg[0], libxml2_classes_type[arg[1]][0])) n = n + 1 if ret[0] != "void": classes.write(" ret = ") else: classes.write(" ") classes.write("libxsltmod.%s(" % name) n = 0 for arg in args: if n != 0: classes.write(", ") if n != index: classes.write("%s" % arg[0]) if arg[1] in classes_type: classes.write("__o") elif arg[1] in libxml2_classes_type: classes.write("__o") else: classes.write("self") if arg[1] in classes_type: classes.write(classes_type[arg[1]][0]) elif arg[1] in libxml2_classes_type: classes.write(libxml2_classes_type[arg[1]][0]) n = n + 1 classes.write(")\n") if ret[0] != "void": if ret[0] in classes_type: classes.write(" if ret == None: return None\n") classes.write(" return ") classes.write(classes_type[ret[0]][1] % ("ret")) classes.write("\n") elif ret[0] in libxml2_classes_type: classes.write(" if ret == None: return None\n") classes.write(" return libxml2.") classes.write(libxml2_classes_type[ret[0]][1] % ("ret")) classes.write("\n") elif ret[0] in converter_type: classes.write(" if ret == None: return None\n") 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 list(enums.items()): classes.write("# %s\n" % type) items = list(enum.items()) items.sort(key=lambda x: x[1]) for name,value in items: classes.write("%s = %s\n" % (name,value)) classes.write("\n"); txt.close() classes.close() buildStubs() buildWrappers()