Mohamad Al-Jaf : widl: Add support for inherited runtime classes.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 781b8b0e9911bbbde7f895675ae7cd2863d076a1
URL:    https://gitlab.winehq.org/wine/wine/-/commit/781b8b0e9911bbbde7f895675ae7cd2...

Author: Mohamad Al-Jaf <mohamadaljaf(a)gmail.com>
Date:   Fri Mar 31 22:15:34 2023 -0400

widl: Add support for inherited runtime classes.

Needed to build windows.ui.composition.idl.

---

 tools/widl/parser.y | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/tools/widl/parser.y b/tools/widl/parser.y
index 5567d94559e..9c07536eac1 100644
--- a/tools/widl/parser.y
+++ b/tools/widl/parser.y
@@ -1009,8 +1009,9 @@ coclassdef: attributes coclass '{' class_interfaces '}' semicolon_opt
 runtimeclass: tRUNTIMECLASS typename		{ $$ = type_runtimeclass_declare($2, current_namespace); }
 	;
 
-runtimeclass_def: attributes runtimeclass '{' class_interfaces '}' semicolon_opt
-						{ $$ = type_runtimeclass_define($2, $1, $4); }
+runtimeclass_def: attributes runtimeclass inherit '{' class_interfaces '}' semicolon_opt
+						{ if ($3 && type_get_type($3) != TYPE_RUNTIMECLASS) error_loc("%s is not a runtimeclass\n", $3->name);
+						  $$ = type_runtimeclass_define($2, $1, $5); }
 	;
 
 apicontract: tAPICONTRACT typename		{ $$ = type_apicontract_declare($2, current_namespace); }