Merge remote-tracking branch 'remotes/armbru/tags/pull-qapi-2015-10-15' into staging

QAPI patches

# gpg: Signature made Thu 15 Oct 2015 07:40:46 BST using RSA key ID EB918653
# gpg: Good signature from "Markus Armbruster <armbru@redhat.com>"
# gpg:                 aka "Markus Armbruster <armbru@pond.sub.org>"

* remotes/armbru/tags/pull-qapi-2015-10-15:
  qapi: Track location that created an implicit type
  qapi: Create simple union type member earlier
  qapi: Lazy creation of array types
  qapi: Don't use info as witness of implicit object type
  qapi: Drop redundant args-member-array test
  qapi: Drop redundant flat-union-reverse-define test
  qapi: Drop redundant returns-int test
  qapi: Move empty-enum to compile-time test
  qapi: Drop redundant alternate-good test
  qapi: Prepare for errors during check()
  qapi: Use predicate callback to determine visit filtering
  qapi: Fix regression with '-netdev help'

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

1 files changed, 12 insertions, 8 deletions

diff --git a/scripts/qapi-types.py b/scripts/qapi-types.py
index d405f8d670..4fe618ef3c 100644
--- a/scripts/qapi-types.py
+++ b/scripts/qapi-types.py
@@ -233,6 +233,11 @@ class QAPISchemaGenTypeVisitor(QAPISchemaVisitor):
         self.decl = self._btin + self.decl
         self._btin = None
 
+    def visit_needed(self, entity):
+        # Visit everything except implicit objects
+        return not (entity.is_implicit() and
+                    isinstance(entity, QAPISchemaObjectType))
+
     def _gen_type_cleanup(self, name):
         self.decl += gen_type_cleanup_decl(name)
         self.defn += gen_type_cleanup(name)
@@ -254,14 +259,13 @@ class QAPISchemaGenTypeVisitor(QAPISchemaVisitor):
             self._gen_type_cleanup(name)
 
     def visit_object_type(self, name, info, base, members, variants):
-        if info:
-            self._fwdecl += gen_fwd_object_or_array(name)
-            if variants:
-                assert not members      # not implemented
-                self.decl += gen_union(name, base, variants)
-            else:
-                self.decl += gen_struct(name, base, members)
-            self._gen_type_cleanup(name)
+        self._fwdecl += gen_fwd_object_or_array(name)
+        if variants:
+            assert not members      # not implemented
+            self.decl += gen_union(name, base, variants)
+        else:
+            self.decl += gen_struct(name, base, members)
+        self._gen_type_cleanup(name)
 
     def visit_alternate_type(self, name, info, variants):
         self._fwdecl += gen_fwd_object_or_array(name)