[gtk: 2/3] gdk/wayland: add support for wl_seat version 7

[Matthias Clasen <matthiasc src gnome org>]

commit ad0c1d4dbe8413d9094a92a3d346604ccc26c7a1
Author: Simon Ser <contact emersion fr>
Date:   Wed Aug 11 11:01:55 2021 +0200

    gdk/wayland: add support for wl_seat version 7
    
    Version 7 requires wl_keyboard keymaps to be mapped with
    MAP_PRIVATE, so that the compositor can share the same keymap
    file between multiple clients.

 gdk/wayland/gdkdisplay-wayland.c | 2 +-
 gdk/wayland/gdkkeys-wayland.c    | 2 +-
 meson.build                      | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/gdk/wayland/gdkdisplay-wayland.c b/gdk/wayland/gdkdisplay-wayland.c
index f075a71c59..1860a73f78 100644
--- a/gdk/wayland/gdkdisplay-wayland.c
+++ b/gdk/wayland/gdkdisplay-wayland.c
@@ -240,7 +240,7 @@ _gdk_wayland_display_add_seat (GdkWaylandDisplay *display_wayland,
 {
   struct wl_seat *seat;
 
-  display_wayland->seat_version = MIN (version, 6);
+  display_wayland->seat_version = MIN (version, 7);
   seat = wl_registry_bind (display_wayland->wl_registry,
                            id, &wl_seat_interface,
                            display_wayland->seat_version);
diff --git a/gdk/wayland/gdkkeys-wayland.c b/gdk/wayland/gdkkeys-wayland.c
index 38f346c75d..35ac9e8262 100644
--- a/gdk/wayland/gdkkeys-wayland.c
+++ b/gdk/wayland/gdkkeys-wayland.c
@@ -542,7 +542,7 @@ _gdk_wayland_keymap_update_from_fd (GdkKeymap *keymap,
 
   context = xkb_context_new (0);
 
-  map_str = mmap (NULL, size, PROT_READ, MAP_SHARED, fd, 0);
+  map_str = mmap (NULL, size, PROT_READ, MAP_PRIVATE, fd, 0);
   if (map_str == MAP_FAILED)
     {
       close(fd);
diff --git a/meson.build b/meson.build
index f2aef2f646..484ce536c3 100644
--- a/meson.build
+++ b/meson.build
@@ -17,7 +17,7 @@ cairo_req          = '>= 1.14.0'
 gdk_pixbuf_req     = '>= 2.30.0'
 introspection_req  = '>= 1.39.0'
 wayland_proto_req  = '>= 1.21'
-wayland_req        = '>= 1.14.91'
+wayland_req        = '>= 1.16.91'
 graphene_req       = '>= 1.9.1'
 epoxy_req          = '>= 1.4'
 cloudproviders_req = '>= 0.3.1'