[PATCH 7/7] widl: Check propput method parameters.

[Hans Leidekker]

From: Hans Leidekker

---
 tools/widl/parser.y | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/tools/widl/parser.y b/tools/widl/parser.y
index 7a79f4cb9b8..e2b8014aaa6 100644
--- a/tools/widl/parser.y
+++ b/tools/widl/parser.y
@@ -2655,6 +2655,24 @@ static void check_propget_args(const var_t *func)
     }
 }

+static void check_propput_args(const var_t *func)
+{
+    const var_t *arg;
+    const var_list_t *arg_list = type_function_get_args(func->declspec.type);
+    unsigned int count = 0;
+
+    if (!is_attr(func->attrs, ATTR_PROPPUT)) return;
+
+    LIST_FOR_EACH_ENTRY(arg, arg_list, const var_t, entry)
+    {
+        count++;
+        if (count > 1) error_at( &arg->where, "propput function '%s' has too many parameters\n", func->name );
+
+        if (is_attr(arg->attrs, ATTR_OUT))
+            error_at( &arg->where, "parameter '%s' of function '%s' must be an IN parameter\n", arg->name, func->name );
+    }
+}
+
 /* checks that arguments for a function make sense for marshalling and unmarshalling */
 static void check_remoting_args(const var_t *func)
 {
@@ -2667,6 +2685,7 @@ static void check_remoting_args(const var_t *func)
     if (winrt_mode)
     {
         check_propget_args(func);
+        check_propput_args(func);
         check_eventadd_args(func);
         check_eventremove_args(func);
     }