1 files changed, 31 insertions, 0 deletions
diff --git a/net-im/telegram-desktop/files/tdesktop-2.8.9-webview-fix-glib.patch b/net-im/telegram-desktop/files/tdesktop-2.8.9-webview-fix-glib.patch
new file mode 100644
index 000000000000..02c96d28b2c1
--- /dev/null
+++ b/net-im/telegram-desktop/files/tdesktop-2.8.9-webview-fix-glib.patch
@@ -0,0 +1,31 @@
+Fixes an issue with glib headers including a C++ header inside extern "C"
+
+This patch is a hacky workaround, proper solution doesn't seem trivial.
+
+In file included from /usr/include/glib-2.0/glib/gatomic.h:31,
+                 from /usr/include/glib-2.0/glib/gthread.h:32,
+                 from /usr/include/glib-2.0/glib/gasyncqueue.h:32,
+                 from /usr/include/glib-2.0/glib.h:32,
+                 from /usr/include/gtk-3.0/gdk/gdkconfig.h:13,
+                 from /usr/include/gtk-3.0/gdk/gdk.h:30,
+                 from /usr/include/gtk-3.0/gtk/gtk.h:30,
+                 from /var/tmp/portage/net-im/telegram-desktop-2.8.9/work/tdesktop-2.8.9-full/Telegram/lib_webview/webview/platform/linux/webview_linux_webkit_gtk.h:11,
+                 from /var/tmp/portage/net-im/telegram-desktop-2.8.9/work/tdesktop-2.8.9-full/Telegram/lib_webview/webview/platform/linux/webview_linux_webkit_gtk.cpp:7:
+/usr/lib/gcc/x86_64-pc-linux-gnu/11.1.0/include/g++-v11/type_traits:56:3: error: template with C linkage
+   56 |   template<typename _Tp, _Tp __v>
+      |   ^~~~~~~~
+In file included from /var/tmp/portage/net-im/telegram-desktop-2.8.9/work/tdesktop-2.8.9-full/Telegram/lib_webview/webview/platform/linux/webview_linux_webkit_gtk.cpp:7:
+/var/tmp/portage/net-im/telegram-desktop-2.8.9/work/tdesktop-2.8.9-full/Telegram/lib_webview/webview/platform/linux/webview_linux_webkit_gtk.h:9:1: note: extern "C" linkage started here
+    9 | extern "C" {
+      | ^~~~~~~~~~
+
+--- tdesktop-2.8.9-full.orig/Telegram/lib_webview/webview/platform/linux/webview_linux_webkit_gtk.h
++++ tdesktop-2.8.9-full/Telegram/lib_webview/webview/platform/linux/webview_linux_webkit_gtk.h
+@@ -6,6 +6,7 @@
+ //
+ #pragma once
+ 
++#include <type_traits>  // Required for glib/gatomic.h
+ extern "C" {
+ #include <JavaScriptCore/JavaScript.h>
+ #include <gtk/gtk.h>