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Fix memory leak: free memory storing the content model passed to the 

ElementDeclHandler by Expat.
Fixes SF bug #676990.
This commit is contained in:
Fred Drake 2003-02-02 03:54:17 +00:00
parent ee1a53cbb1
commit 06dd8cf5e4
1 changed files with 48 additions and 24 deletions
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72
Modules/pyexpat.c
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@ -683,35 +683,59 @@ conv_content_model(XML_Content * const model,
return result;
}
static PyObject *
conv_content_model_utf8(XML_Content * const model)
static void
my_ElementDeclHandler(void *userData,
const XML_Char *name,
XML_Content *model)
{
return conv_content_model(model, conv_string_to_utf8);
}
xmlparseobject *self = (xmlparseobject *)userData;
PyObject *args = NULL;
if (have_handler(self, ElementDecl)) {
PyObject *rv = NULL;
PyObject *modelobj, *nameobj;
if (flush_character_buffer(self) < 0)
goto finally;
#ifdef Py_USING_UNICODE
static PyObject *
conv_content_model_unicode(XML_Content * const model)
{
return conv_content_model(model, conv_string_to_unicode);
}
VOID_HANDLER(ElementDecl,
(void *userData,
const XML_Char *name,
XML_Content *model),
("NO&",
string_intern(self, name),
(self->returns_unicode ? conv_content_model_unicode
: conv_content_model_utf8),model))
modelobj = conv_content_model(model,
(self->returns_unicode
? conv_string_to_unicode
: conv_string_to_utf8));
#else
VOID_HANDLER(ElementDecl,
(void *userData,
const XML_Char *name,
XML_Content *model),
("NO&",
string_intern(self, name), conv_content_model_utf8,model))
modelobj = conv_content_model(model, conv_string_to_utf8);
#endif
if (modelobj == NULL) {
flag_error(self);
goto finally;
}
nameobj = string_intern(self, name);
if (nameobj == NULL) {
Py_DECREF(modelobj);
flag_error(self);
goto finally;
}
args = Py_BuildValue("NN", string_intern(self, name), modelobj);
if (args == NULL) {
Py_DECREF(modelobj);
flag_error(self);
goto finally;
}
self->in_callback = 1;
rv = call_with_frame(getcode(ElementDecl, "ElementDecl", __LINE__),
self->handlers[ElementDecl], args);
self->in_callback = 0;
if (rv == NULL) {
flag_error(self);
goto finally;
}
Py_DECREF(rv);
}
finally:
Py_XDECREF(args);
XML_FreeContentModel(self->itself, model);
return;
}
VOID_HANDLER(AttlistDecl,
(void *userData,