From 70bc33a3be0af5a3d47b39ae96ecd62f9f70d3df Mon Sep 17 00:00:00 2001
From: Vadim Zeitlin <vz-swig@zeitlins.org>
Date: Mon, 5 Aug 2019 20:43:09 +0200
Subject: [PATCH] Add support for "$owner" expansion in "out" typemaps

This is going to be used for the upcoming shared_ptr<> support.
---
 Source/Modules/c.cxx | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Source/Modules/c.cxx b/Source/Modules/c.cxx
index 70d850fd8..e5fe50222 100644
--- a/Source/Modules/c.cxx
+++ b/Source/Modules/c.cxx
@@ -1014,6 +1014,7 @@ public:
             String *tm;
             if ((tm = Swig_typemap_lookup_out("out", n, "cppresult", wrapper, action))) {
                  Replaceall(tm, "$result", "result");
+		 Replaceall(tm, "$owner", GetFlag(n, "feature:new") ? "1" : "0");
                  Printf(wrapper->code, "%s", tm);
                  if (Len(tm))
                    Printf(wrapper->code, "\n");