SDL: wayland: Fix building with SDL_OPENGL=OFF

From ed3442d7a5a79b3a7357c5bdf54b47ab985ca7f7 Mon Sep 17 00:00:00 2001
From: Ethan Lee <[EMAIL REDACTED]>
Date: Wed, 19 Jan 2022 15:47:52 -0500
Subject: [PATCH] wayland: Fix building with SDL_OPENGL=OFF

---
 src/video/wayland/SDL_waylandvideo.c  | 2 ++
 src/video/wayland/SDL_waylandwindow.c | 8 ++++++--
 src/video/wayland/SDL_waylandwindow.h | 2 ++
 3 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/src/video/wayland/SDL_waylandvideo.c b/src/video/wayland/SDL_waylandvideo.c
index f009fb7c600..60d7403c70b 100644
--- a/src/video/wayland/SDL_waylandvideo.c
+++ b/src/video/wayland/SDL_waylandvideo.c
@@ -230,6 +230,7 @@ Wayland_CreateDevice(int devindex)
     device->WaitEventTimeout = Wayland_WaitEventTimeout;
     device->SendWakeupEvent = Wayland_SendWakeupEvent;
 
+#if SDL_VIDEO_OPENGL_EGL
     device->GL_SwapWindow = Wayland_GLES_SwapWindow;
     device->GL_GetSwapInterval = Wayland_GLES_GetSwapInterval;
     device->GL_SetSwapInterval = Wayland_GLES_SetSwapInterval;
@@ -240,6 +241,7 @@ Wayland_CreateDevice(int devindex)
     device->GL_UnloadLibrary = Wayland_GLES_UnloadLibrary;
     device->GL_GetProcAddress = Wayland_GLES_GetProcAddress;
     device->GL_DeleteContext = Wayland_GLES_DeleteContext;
+#endif
 
     device->CreateSDLWindow = Wayland_CreateWindow;
     device->ShowWindow = Wayland_ShowWindow;
diff --git a/src/video/wayland/SDL_waylandwindow.c b/src/video/wayland/SDL_waylandwindow.c
index a4b5933ebdc..80bb6687816 100644
--- a/src/video/wayland/SDL_waylandwindow.c
+++ b/src/video/wayland/SDL_waylandwindow.c
@@ -21,7 +21,7 @@
 
 #include "../../SDL_internal.h"
 
-#if SDL_VIDEO_DRIVER_WAYLAND && SDL_VIDEO_OPENGL_EGL
+#if SDL_VIDEO_DRIVER_WAYLAND
 
 #include "../SDL_sysvideo.h"
 #include "../../events/SDL_windowevents_c.h"
@@ -1309,12 +1309,14 @@ int Wayland_CreateWindow(_THIS, SDL_Window *window)
         data->egl_window = WAYLAND_wl_egl_window_create(data->surface,
                                             window->w * data->scale_factor, window->h * data->scale_factor);
 
+#if SDL_VIDEO_OPENGL_EGL
         /* Create the GLES window surface */
         data->egl_surface = SDL_EGL_CreateSurface(_this, (NativeWindowType) data->egl_window);
 
         if (data->egl_surface == EGL_NO_SURFACE) {
             return SDL_SetError("failed to create an EGL window surface");
         }
+#endif
     }
 
 #ifdef SDL_VIDEO_DRIVER_WAYLAND_QT_TOUCH
@@ -1517,9 +1519,11 @@ void Wayland_DestroyWindow(_THIS, SDL_Window *window)
     SDL_WindowData *wind = window->driverdata;
 
     if (data) {
+#if SDL_VIDEO_OPENGL_EGL
         if (wind->egl_surface) {
             SDL_EGL_DestroySurface(_this, wind->egl_surface);
         }
+#endif
         if (wind->egl_window) {
             WAYLAND_wl_egl_window_destroy(wind->egl_window);
         }
@@ -1555,6 +1559,6 @@ void Wayland_DestroyWindow(_THIS, SDL_Window *window)
     window->driverdata = NULL;
 }
 
-#endif /* SDL_VIDEO_DRIVER_WAYLAND && SDL_VIDEO_OPENGL_EGL */
+#endif /* SDL_VIDEO_DRIVER_WAYLAND */
 
 /* vi: set ts=4 sw=4 expandtab: */
diff --git a/src/video/wayland/SDL_waylandwindow.h b/src/video/wayland/SDL_waylandwindow.h
index bce1d185564..e8d7d62992f 100644
--- a/src/video/wayland/SDL_waylandwindow.h
+++ b/src/video/wayland/SDL_waylandwindow.h
@@ -63,7 +63,9 @@ typedef struct {
     } shell_surface;
     struct wl_egl_window *egl_window;
     struct SDL_WaylandInput *keyboard_device;
+#if SDL_VIDEO_OPENGL_EGL
     EGLSurface egl_surface;
+#endif
     struct zwp_locked_pointer_v1 *locked_pointer;
     struct zwp_confined_pointer_v1 *confined_pointer;
     struct zxdg_toplevel_decoration_v1 *server_decoration;