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qmp-input-visitor: Favor new visit_free() function

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Now that we have a polymorphic visit_free(), we no longer need
qmp_input_visitor_cleanup(); which in turn means we no longer
need to return a subtype from qmp_input_visitor_new() nor a
public upcast function.

Generated code changes to qmp-marshal.c look like:

|@@ -52,11 +52,10 @@ void qmp_marshal_add_fd(QDict *args, QOb
| {
|     Error *err = NULL;
|     AddfdInfo *retval;
|-    QmpInputVisitor *qiv = qmp_input_visitor_new(QOBJECT(args), true);
|     Visitor *v;
|     q_obj_add_fd_arg arg = {0};
|
|-    v = qmp_input_get_visitor(qiv);
|+    v = qmp_input_visitor_new(QOBJECT(args), true);
|     visit_start_struct(v, NULL, NULL, 0, &err);
|     if (err) {
|         goto out;

Signed-off-by: Eric Blake <eblake@redhat.com>
Message-Id: <1465490926-28625-8-git-send-email-eblake@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
This commit is contained in:
Eric Blake 2016-06-09 10:48:38 -06:00 • committed by Markus Armbruster
parent 7a0525c7be
commit b70ce1018a
13 changed files with 36 additions and 70 deletions
Download patch file Download diff file Expand all files Collapse all files

18
qapi/qmp-input-visitor.c
View file

@ -373,25 +373,15 @@ static void qmp_input_optional(Visitor *v, const char *name, bool *present)
*present = true;
}
Visitor *qmp_input_get_visitor(QmpInputVisitor *v)
{
return &v->visitor;
}
static void qmp_input_free(Visitor *v)
{
QmpInputVisitor *qiv = to_qiv(v);
qmp_input_visitor_cleanup(qiv);
qobject_decref(qiv->root);
g_free(qiv);
}
void qmp_input_visitor_cleanup(QmpInputVisitor *v)
{
qobject_decref(v->root);
g_free(v);
}
QmpInputVisitor *qmp_input_visitor_new(QObject *obj, bool strict)
Visitor *qmp_input_visitor_new(QObject *obj, bool strict)
{
QmpInputVisitor *v;
@ -419,5 +409,5 @@ QmpInputVisitor *qmp_input_visitor_new(QObject *obj, bool strict)
v->root = obj;
qobject_incref(obj);
return v;
return &v->visitor;
}