From bb15cbc0538f4a81810761c58d9b4acf0917b60d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= <marcandre.lureau@redhat.com>
Date: Thu, 6 Sep 2018 13:14:54 +0400
Subject: [PATCH] vl: handle -object help
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List the user creatable objects.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
---
 vl.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/vl.c b/vl.c
index a867c9c4d9..f254b99bdb 100644
--- a/vl.c
+++ b/vl.c
@@ -2698,6 +2698,19 @@ static int machine_set_property(void *opaque,
  */
 static bool object_create_initial(const char *type)
 {
+    if (is_help_option(type)) {
+        GSList *l, *list;
+
+        printf("List of user creatable objects:\n");
+        list = object_class_get_list_sorted(TYPE_USER_CREATABLE, false);
+        for (l = list; l != NULL; l = l->next) {
+            ObjectClass *oc = OBJECT_CLASS(l->data);
+            printf("%s\n", object_class_get_name(oc));
+        }
+        g_slist_free(list);
+        exit(0);
+    }
+
     if (g_str_equal(type, "rng-egd") ||
         g_str_has_prefix(type, "pr-manager-")) {
         return false;