Bug 1501944 - Enable to build wayland target on Gtk 3.10, r=jhorak

Differential Revision: https://phabricator.services.mozilla.com/D10369

--HG--
extra : moz-landing-system : lando

toolkit/moz.configure

@@ -213,7 +213,7 @@ add_old_configure_assignment('MOZ_X11', True, when=toolkit_gtk)
 
 # Wayland support
 # ==============================================================
-wayland_headers = pkg_check_modules('MOZ_WAYLAND', 'gtk+-wayland-3.0 >= 3.22',
+wayland_headers = pkg_check_modules('MOZ_WAYLAND', 'gtk+-wayland-3.0 >= 3.10',
                                     when=wayland)
 
 set_config('MOZ_WAYLAND', depends_if(wayland_headers)(lambda _: True))

widget/gtk/WindowSurfaceWayland.cpp

@@ -15,8 +15,8 @@
 #include "mozcontainer.h"
 #include "nsCOMArray.h"
 #include "mozilla/StaticMutex.h"
+#include "mozwayland/mozwayland.h"
 
-#include <gdk/gdkwayland.h>
 #include <sys/mman.h>
 #include <assert.h>
 #include <fcntl.h>

widget/gtk/mozcontainer.cpp

@@ -7,9 +7,9 @@
 
 #include "mozcontainer.h"
 #include <gtk/gtk.h>
-#ifdef MOZ_WAYLAND
 #include <gdk/gdkx.h>
-#include <gdk/gdkwayland.h>
+#ifdef MOZ_WAYLAND
+#include "mozwayland/mozwayland.h"
 #include <wayland-egl.h>
 #endif
 #include <stdio.h>

widget/gtk/mozwayland/mozwayland.c

@@ -9,6 +9,13 @@
 #include <gtk/gtk.h>
 #include <gdk/gdkwayland.h>
 
+union wl_argument;
+
+/* Those strucures are just placeholders and will be replaced by
+ * real symbols from libwayland during run-time linking. We need to make
+ * them explicitly visible.
+ */
+#pragma GCC visibility push(default)
 const struct wl_interface wl_buffer_interface;
 const struct wl_interface wl_callback_interface;
 const struct wl_interface wl_data_device_interface;
@@ -22,6 +29,7 @@ const struct wl_interface wl_seat_interface;
 const struct wl_interface wl_surface_interface;
 const struct wl_interface wl_subsurface_interface;
 const struct wl_interface wl_subcompositor_interface;
+#pragma GCC visibility pop
 
 MOZ_EXPORT void
 wl_event_queue_destroy(struct wl_event_queue *queue)
@@ -35,7 +43,7 @@ wl_proxy_marshal(struct wl_proxy *p, uint32_t opcode, ...)
 
 MOZ_EXPORT void
 wl_proxy_marshal_array(struct wl_proxy *p, uint32_t opcode,
-		       union wl_argument *args)
+    union wl_argument *args)
 {
 }
 
@@ -112,6 +120,9 @@ wl_proxy_get_listener(struct wl_proxy *proxy)
    return NULL;
 }
 
+typedef int (* wl_dispatcher_func_t)(const void *, void *, uint32_t,
+    const struct wl_message *, union wl_argument *);
+
 MOZ_EXPORT int
 wl_proxy_add_dispatcher(struct wl_proxy *proxy,
 			wl_dispatcher_func_t dispatcher_func,

widget/gtk/mozwayland/mozwayland.h

@@ -0,0 +1,130 @@
+/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/* vim:expandtab:shiftwidth=4:tabstop=4:
+ */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+/* Wayland compatibility header, it makes Firefox build with
+   wayland-1.2 and Gtk+ 3.10.
+*/
+
+#ifndef __MozWayland_h_
+#define __MozWayland_h_
+
+#include "mozilla/Types.h"
+#include <gtk/gtk.h>
+#include <gdk/gdkwayland.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+MOZ_EXPORT int
+wl_display_roundtrip_queue(struct wl_display *display,
+                           struct wl_event_queue *queue);
+MOZ_EXPORT uint32_t
+wl_proxy_get_version(struct wl_proxy *proxy);
+MOZ_EXPORT struct wl_proxy *
+wl_proxy_marshal_constructor(struct wl_proxy *proxy,
+                             uint32_t opcode,
+                             const struct wl_interface *interface,
+                             ...);
+
+/* We need implement some missing functions from wayland-client-protocol.h
+*/
+#ifndef WL_DATA_DEVICE_MANAGER_DND_ACTION_ENUM
+enum wl_data_device_manager_dnd_action {
+  WL_DATA_DEVICE_MANAGER_DND_ACTION_NONE = 0,
+  WL_DATA_DEVICE_MANAGER_DND_ACTION_COPY = 1,
+  WL_DATA_DEVICE_MANAGER_DND_ACTION_MOVE = 2,
+  WL_DATA_DEVICE_MANAGER_DND_ACTION_ASK = 4
+};
+#endif
+
+#ifndef WL_DATA_OFFER_SET_ACTIONS
+#define WL_DATA_OFFER_SET_ACTIONS   4
+
+struct moz_wl_data_offer_listener {
+  void (*offer)(void *data, struct wl_data_offer *wl_data_offer,
+                const char *mime_type);
+  void (*source_actions)(void *data, struct wl_data_offer *wl_data_offer,
+                         uint32_t source_actions);
+  void (*action)(void *data, struct wl_data_offer *wl_data_offer,
+                 uint32_t dnd_action);
+};
+
+static inline void
+wl_data_offer_set_actions(struct wl_data_offer *wl_data_offer,
+                          uint32_t dnd_actions,
+                          uint32_t preferred_action)
+{
+  wl_proxy_marshal((struct wl_proxy *) wl_data_offer,
+       WL_DATA_OFFER_SET_ACTIONS, dnd_actions, preferred_action);
+}
+#else
+typedef struct wl_data_offer_listener moz_wl_data_offer_listener;
+#endif
+
+#ifndef WL_SUBCOMPOSITOR_GET_SUBSURFACE
+#define WL_SUBCOMPOSITOR_GET_SUBSURFACE 1
+struct wl_subcompositor;
+
+// Emulate what mozilla header wrapper does - make the
+// wl_subcompositor_interface always visible.
+#pragma GCC visibility push(default)
+extern const struct wl_interface wl_subsurface_interface;
+extern const struct wl_interface wl_subcompositor_interface;
+#pragma GCC visibility pop
+
+#define WL_SUBSURFACE_DESTROY 0
+#define WL_SUBSURFACE_SET_POSITION 1
+#define WL_SUBSURFACE_PLACE_ABOVE 2
+#define WL_SUBSURFACE_PLACE_BELOW 3
+#define WL_SUBSURFACE_SET_SYNC 4
+#define WL_SUBSURFACE_SET_DESYNC 5
+
+static inline struct wl_subsurface *
+wl_subcompositor_get_subsurface(struct wl_subcompositor *wl_subcompositor,
+                                struct wl_surface *surface,
+                                struct wl_surface *parent)
+{
+  struct wl_proxy *id;
+
+  id = wl_proxy_marshal_constructor((struct wl_proxy *) wl_subcompositor,
+       WL_SUBCOMPOSITOR_GET_SUBSURFACE, &wl_subsurface_interface, NULL, surface,
+       parent);
+
+  return (struct wl_subsurface *) id;
+}
+
+static inline void
+wl_subsurface_set_position(struct wl_subsurface *wl_subsurface,
+                           int32_t x, int32_t y)
+{
+  wl_proxy_marshal((struct wl_proxy *) wl_subsurface,
+       WL_SUBSURFACE_SET_POSITION, x, y);
+}
+
+static inline void
+wl_subsurface_set_desync(struct wl_subsurface *wl_subsurface)
+{
+  wl_proxy_marshal((struct wl_proxy *) wl_subsurface,
+       WL_SUBSURFACE_SET_DESYNC);
+}
+
+static inline void
+wl_subsurface_destroy(struct wl_subsurface *wl_subsurface)
+{
+  wl_proxy_marshal((struct wl_proxy *) wl_subsurface,
+       WL_SUBSURFACE_DESTROY);
+
+  wl_proxy_destroy((struct wl_proxy *) wl_subsurface);
+}
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __MozWayland_h_ */

widget/gtk/nsClipboardWayland.cpp

@@ -24,6 +24,7 @@
 #include "mozilla/RefPtr.h"
 #include "mozilla/TimeStamp.h"
 #include "nsDragService.h"
+#include "mozwayland/mozwayland.h"
 
 #include "imgIContainer.h"
 
@@ -32,12 +33,8 @@
 #include <stdlib.h>
 #include <string.h>
 #include <fcntl.h>
-#include <gtk/gtk.h>
-#include <gdk/gdkwayland.h>
 #include <errno.h>
 
-#include "wayland/gtk-primary-selection-client-protocol.h"
-
 const char*
 nsRetrievalContextWayland::sTextMimeTypes[TEXT_MIME_TYPES_NUM] =
 {
@@ -291,7 +288,7 @@ data_offer_action(void *data,
  *                     the compositor after matching the source/destination
  *                     side actions.
  */
-static const struct wl_data_offer_listener data_offer_listener = {
+static const moz_wl_data_offer_listener data_offer_listener = {
     data_offer_offer,
     data_offer_source_actions,
     data_offer_action
@@ -300,7 +297,8 @@ static const struct wl_data_offer_listener data_offer_listener = {
 WaylandDataOffer::WaylandDataOffer(wl_data_offer* aWaylandDataOffer)
   : mWaylandDataOffer(aWaylandDataOffer)
 {
-    wl_data_offer_add_listener(mWaylandDataOffer, &data_offer_listener, this);
+    wl_data_offer_add_listener(mWaylandDataOffer,
+        (struct wl_data_offer_listener *)&data_offer_listener, this);
 }
 
 WaylandDataOffer::~WaylandDataOffer(void)

widget/gtk/nsClipboardWayland.h

@@ -9,6 +9,7 @@
 #define __nsClipboardWayland_h_
 
 #include "nsIClipboard.h"
+#include "mozwayland/mozwayland.h"
 #include "wayland/gtk-primary-selection-client-protocol.h"
 
 #include <gtk/gtk.h>

widget/gtk/nsPrintDialogGTK.cpp

@@ -536,6 +536,12 @@ typedef void (*GtkWindowHandleExported) (GtkWindow  *window,
                                          const char *handle,
                                          gpointer    user_data);
 #ifdef MOZ_WAYLAND
+#if !GTK_CHECK_VERSION(3,22,0)
+typedef void (*GdkWaylandWindowExported) (GdkWindow  *window,
+                                          const char *handle,
+                                          gpointer    user_data);
+#endif
+
 typedef struct {
     GtkWindow *window;
     WindowHandleExported callback;

widget/gtk/nsWindow.h

@@ -8,6 +8,15 @@
 #ifndef __nsWindow_h__
 #define __nsWindow_h__
 
+#include <gdk/gdk.h>
+#include <gtk/gtk.h>
+#ifdef MOZ_X11
+#include <gdk/gdkx.h>
+#include "X11UndefineNone.h"
+#endif /* MOZ_X11 */
+#ifdef MOZ_WAYLAND
+#include <gdk/gdkwayland.h>
+#endif
 #include "mozcontainer.h"
 #include "mozilla/RefPtr.h"
 #include "mozilla/UniquePtr.h"
@@ -16,20 +25,8 @@
 #include "nsGkAtoms.h"
 #include "nsRefPtrHashtable.h"
 #include "nsIFrame.h"
-
 #include "nsBaseWidget.h"
 #include "CompositorWidget.h"
-#include <gdk/gdk.h>
-#include <gtk/gtk.h>
-
-#ifdef MOZ_X11
-#include <gdk/gdkx.h>
-#include "X11UndefineNone.h"
-#endif /* MOZ_X11 */
-#ifdef MOZ_WAYLAND
-#include <gdk/gdkwayland.h>
-#endif
-
 #include "mozilla/widget/WindowSurface.h"
 #include "mozilla/widget/WindowSurfaceProvider.h"