Adds the .. qapi:struct:: directive, object, and :qapi:struct:`name`
cross-referencing role.

As per usual, QAPI cross-referencing for types in the member field list
will be added in a forthcoming commit.

Signed-off-by: John Snow <jsnow@redhat.com>
---
 docs/sphinx/qapi-domain.py | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/docs/sphinx/qapi-domain.py b/docs/sphinx/qapi-domain.py
index e042421016f..d94d84bc186 100644
--- a/docs/sphinx/qapi-domain.py
+++ b/docs/sphinx/qapi-domain.py
@@ -344,6 +344,12 @@ class QAPIEvent(QAPIObjectWithMembers):
     pass
 
 
+class QAPIStruct(QAPIObjectWithMembers):
+    """Description of a QAPI Struct."""
+
+    pass
+
+
 class QAPIModule(SphinxDirective):
     """
     Directive to mark description of a new module.
@@ -506,6 +512,7 @@ class QAPIDomain(Domain):
         "command": ObjType(_("command"), "cmd", "obj"),
         "event": ObjType(_("event"), "event", "obj"),
         "enum": ObjType(_("enum"), "enum", "obj", "type"),
+        "struct": ObjType(_("struct"), "struct", "obj", "type"),
         "alternate": ObjType(_("alternate"), "alt", "obj", "type"),
     }
 
@@ -516,6 +523,7 @@ class QAPIDomain(Domain):
         "command": QAPICommand,
         "event": QAPIEvent,
         "enum": QAPIEnum,
+        "struct": QAPIStruct,
         "alternate": QAPIAlternate,
     }
 
@@ -527,6 +535,7 @@ class QAPIDomain(Domain):
         "cmd": QAPIXRefRole(),
         "event": QAPIXRefRole(),
         "enum": QAPIXRefRole(),
+        "struct": QAPIXRefRole(),
         "alt": QAPIXRefRole(),
         # reference any data type (excludes modules, commands, events)
         "type": QAPIXRefRole(),
-- 
2.47.0