From: Daniel Leidert <dleidert@debian.org>
Date: Thu, 29 Oct 2020 02:52:02 +0100
Subject: Use x11 backend

gchem3d and gcrystal crash with wayland. Set the allowed backends and try
x11 first.

Bug-Debian: https://bugs.debian.org/887117
---
 programs/3d/main.cc      | 1 +
 programs/crystal/main.cc | 1 +
 2 files changed, 2 insertions(+)

diff --git a/programs/3d/main.cc b/programs/3d/main.cc
index 9bd59a4..aa18e3e 100644
--- a/programs/3d/main.cc
+++ b/programs/3d/main.cc
@@ -58,6 +58,7 @@ int main(int argc, char *argv[])
 	GError *error = NULL;
 	GOptionContext *context;
 
+	gdk_set_allowed_backends ("x11,*");
 	gtk_init (&argc, &argv);
 	gcu::Element::LoadBODR ();
 
diff --git a/programs/crystal/main.cc b/programs/crystal/main.cc
index e688c3d..55fd8b9 100644
--- a/programs/crystal/main.cc
+++ b/programs/crystal/main.cc
@@ -63,6 +63,7 @@ int main(int argc, char *argv[])
 	GOptionContext *context;
 	GError *error = NULL;
 
+	gdk_set_allowed_backends ("x11,*");
 	gtk_init (&argc, &argv);
 	Element::LoadRadii ();
 	if (argc > 1 && argv[1][0] == '-') {