From 92e35993aa437ee212f677c96a717078124cfd65 Mon Sep 17 00:00:00 2001
From: Ilya Fedin <fedin-ilja2010@ya.ru>
Date: Wed, 9 Aug 2023 20:42:31 +0400
Subject: [PATCH] Get optional string support in cppgir

---
 external/glib/cppgir                | 2 +-
 external/glib/generate_cppgir.cmake | 1 +
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/external/glib/cppgir b/external/glib/cppgir
index ef6d50a..d484910 160000
--- a/external/glib/cppgir
+++ b/external/glib/cppgir
@@ -1 +1 @@
-Subproject commit ef6d50ababb13ab7c9a13cc46d3500d6e02a98f2
+Subproject commit d4849109daa597dfb5a25aed3e0d3018237d67d2
diff --git a/external/glib/generate_cppgir.cmake b/external/glib/generate_cppgir.cmake
index e084f1e..a3cdfe7 100644
--- a/external/glib/generate_cppgir.cmake
+++ b/external/glib/generate_cppgir.cmake
@@ -26,6 +26,7 @@ function(generate_cppgir target_name gir)
         --class
         --class-full
         --expected
+        --optional
         --ignore
         ${cmake_helpers_loc}/external/glib/cppgir/data/cppgir.ignore:${cmake_helpers_loc}/external/glib/cppgir/data/cppgir_unix.ignore
         --output