From 9063e4568c7219524b5f96d5268b86cfc2a63d06 Mon Sep 17 00:00:00 2001
From: "Jasper St. Pierre" <jstpierre@mecheye.net>
Date: Wed, 27 Aug 2014 08:25:09 -0400
Subject: [PATCH] configure: Conditionalize libinput and gbm too

---
 configure.ac                        |  3 +--
 src/backends/meta-cursor-private.h  |  6 ++++++
 src/backends/meta-cursor-renderer.h |  2 --
 src/backends/meta-cursor.c          |  2 ++
 src/wayland/meta-wayland-touch.c    | 20 ++++++++++++++++++--
 5 files changed, 27 insertions(+), 6 deletions(-)

diff --git a/configure.ac b/configure.ac
index d37814f78..e613bb83a 100644
--- a/configure.ac
+++ b/configure.ac
@@ -79,7 +79,6 @@ MUTTER_PC_MODULES="
    $CLUTTER_PACKAGE >= 1.19.5
    clutter-egl-1.0
    cogl-1.0 >= 1.17.1
-   libinput
    upower-glib >= 0.99.0
    gnome-desktop-3.0
    xcomposite >= 0.2
@@ -196,7 +195,7 @@ AC_SUBST(XWAYLAND_PATH)
 
 PKG_CHECK_MODULES(MUTTER, $MUTTER_PC_MODULES)
 
-PKG_CHECK_MODULES(MUTTER_NATIVE_BACKEND, [libdrm libsystemd], [have_native_backend=yes], [have_native_backend=no])
+PKG_CHECK_MODULES(MUTTER_NATIVE_BACKEND, [libdrm libsystemd libinput], [have_native_backend=yes], [have_native_backend=no])
 if test $have_native_backend = yes; then
    AC_DEFINE([HAVE_NATIVE_BACKEND],[1],[Define if you want to enable the native (KMS) backend based on systemd])
 fi
diff --git a/src/backends/meta-cursor-private.h b/src/backends/meta-cursor-private.h
index 09ab9928d..338718f42 100644
--- a/src/backends/meta-cursor-private.h
+++ b/src/backends/meta-cursor-private.h
@@ -25,11 +25,15 @@
 #include "meta-cursor.h"
 
 #include <cogl/cogl.h>
+#ifdef HAVE_NATIVE_BACKEND
 #include <gbm.h>
+#endif
 
 typedef struct {
   CoglTexture2D *texture;
+#ifdef HAVE_NATIVE_BACKEND
   struct gbm_bo *bo;
+#endif
   int hot_x, hot_y;
 } MetaCursorImage;
 
@@ -44,8 +48,10 @@ CoglTexture *meta_cursor_reference_get_cogl_texture (MetaCursorReference *cursor
                                                      int                 *hot_x,
                                                      int                 *hot_y);
 
+#ifdef HAVE_NATIVE_BACKEND
 struct gbm_bo *meta_cursor_reference_get_gbm_bo (MetaCursorReference *cursor,
                                                  int                 *hot_x,
                                                  int                 *hot_y);
+#endif
 
 #endif /* META_CURSOR_PRIVATE_H */
diff --git a/src/backends/meta-cursor-renderer.h b/src/backends/meta-cursor-renderer.h
index b2afe3b02..ae60d9176 100644
--- a/src/backends/meta-cursor-renderer.h
+++ b/src/backends/meta-cursor-renderer.h
@@ -30,8 +30,6 @@
 #include <meta/screen.h>
 #include "meta-cursor.h"
 
-#include <gbm.h>
-
 #define META_TYPE_CURSOR_RENDERER            (meta_cursor_renderer_get_type ())
 #define META_CURSOR_RENDERER(obj)            (G_TYPE_CHECK_INSTANCE_CAST ((obj), META_TYPE_CURSOR_RENDERER, MetaCursorRenderer))
 #define META_CURSOR_RENDERER_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST ((klass),  META_TYPE_CURSOR_RENDERER, MetaCursorRendererClass))
diff --git a/src/backends/meta-cursor.c b/src/backends/meta-cursor.c
index 592e26f32..84a1828c5 100644
--- a/src/backends/meta-cursor.c
+++ b/src/backends/meta-cursor.c
@@ -362,6 +362,7 @@ meta_cursor_reference_get_cogl_texture (MetaCursorReference *cursor,
   return COGL_TEXTURE (cursor->image.texture);
 }
 
+#ifdef HAVE_NATIVE_BACKEND
 struct gbm_bo *
 meta_cursor_reference_get_gbm_bo (MetaCursorReference *cursor,
                                   int                 *hot_x,
@@ -373,6 +374,7 @@ meta_cursor_reference_get_gbm_bo (MetaCursorReference *cursor,
     *hot_y = cursor->image.hot_y;
   return cursor->image.bo;
 }
+#endif
 
 MetaCursor
 meta_cursor_reference_get_meta_cursor (MetaCursorReference *cursor)
diff --git a/src/wayland/meta-wayland-touch.c b/src/wayland/meta-wayland-touch.c
index ccf10f7de..7400d66a4 100644
--- a/src/wayland/meta-wayland-touch.c
+++ b/src/wayland/meta-wayland-touch.c
@@ -32,6 +32,10 @@
 #include "meta-surface-actor-wayland.h"
 #include "meta-wayland-private.h"
 
+#ifdef HAVE_NATIVE_BACKEND
+#include "backends/native/meta-backend-native.h"
+#endif
+
 struct _MetaWaylandTouchSurface
 {
   MetaWaylandSurface *surface;
@@ -472,6 +476,7 @@ meta_wayland_touch_cancel (MetaWaylandTouch *touch)
   g_list_free (surfaces);
 }
 
+#ifdef HAVE_NATIVE_BACKEND
 static gboolean
 evdev_filter_func (struct libinput_event *event,
                    gpointer               data)
@@ -508,6 +513,7 @@ evdev_filter_func (struct libinput_event *event,
 
   return CLUTTER_EVENT_PROPAGATE;
 }
+#endif
 
 void
 meta_wayland_touch_init (MetaWaylandTouch  *touch,
@@ -527,13 +533,23 @@ meta_wayland_touch_init (MetaWaylandTouch  *touch,
 
   manager = clutter_device_manager_get_default ();
   touch->device = clutter_device_manager_get_core_device (manager, CLUTTER_TOUCHSCREEN_DEVICE);
-  clutter_evdev_add_filter (evdev_filter_func, touch, NULL);
+
+#ifdef HAVE_NATIVE_BACKEND
+  MetaBackend *backend = meta_get_backend ();
+  if (META_IS_BACKEND_NATIVE (backend))
+    clutter_evdev_add_filter (evdev_filter_func, touch, NULL);
+#endif
 }
 
 void
 meta_wayland_touch_release (MetaWaylandTouch *touch)
 {
-  clutter_evdev_remove_filter (evdev_filter_func, touch);
+#ifdef HAVE_NATIVE_BACKEND
+  MetaBackend *backend = meta_get_backend ();
+  if (META_IS_BACKEND_NATIVE (backend))
+    clutter_evdev_remove_filter (evdev_filter_func, touch);
+#endif
+
   g_clear_pointer (&touch->touch_surfaces, (GDestroyNotify) g_hash_table_unref);
   g_clear_pointer (&touch->touches, (GDestroyNotify) g_hash_table_unref);
   touch->display = NULL;