wayland: Remove Wayland interface definitions

These are relics from very long ago, before the Wayland protocols lived in-tree and the headers and sources were generated at configure time.

src/video/wayland/SDL_waylanddyn.c

@@ -130,7 +130,6 @@ static void *WAYLAND_GetSym(const char *fnname, int *pHasModule, bool required)
 #define SDL_WAYLAND_MODULE(modname)         int SDL_WAYLAND_HAVE_##modname = 0;
 #define SDL_WAYLAND_SYM(rc, fn, params)     SDL_DYNWAYLANDFN_##fn WAYLAND_##fn = NULL;
 #define SDL_WAYLAND_SYM_OPT(rc, fn, params) SDL_DYNWAYLANDFN_##fn WAYLAND_##fn = NULL;
-#define SDL_WAYLAND_INTERFACE(iface)        const struct wl_interface *WAYLAND_##iface = NULL;
 #include "SDL_waylandsym.h"
 
 static int wayland_load_refcount = 0;
@@ -148,7 +147,6 @@ void SDL_WAYLAND_UnloadSymbols(void)
 #define SDL_WAYLAND_MODULE(modname)         SDL_WAYLAND_HAVE_##modname = 0;
 #define SDL_WAYLAND_SYM(rc, fn, params)     WAYLAND_##fn = NULL;
 #define SDL_WAYLAND_SYM_OPT(rc, fn, params) WAYLAND_##fn = NULL;
-#define SDL_WAYLAND_INTERFACE(iface)        WAYLAND_##iface = NULL;
 #include "SDL_waylandsym.h"
 
 #ifdef SDL_VIDEO_DRIVER_WAYLAND_DYNAMIC
@@ -189,7 +187,6 @@ bool SDL_WAYLAND_LoadSymbols(void)
 #define SDL_WAYLAND_MODULE(modname)         thismod = &SDL_WAYLAND_HAVE_##modname;
 #define SDL_WAYLAND_SYM(rc, fn, params)     WAYLAND_##fn = (SDL_DYNWAYLANDFN_##fn)WAYLAND_GetSym(#fn, thismod, true);
 #define SDL_WAYLAND_SYM_OPT(rc, fn, params) WAYLAND_##fn = (SDL_DYNWAYLANDFN_##fn)WAYLAND_GetSym(#fn, thismod, false);
-#define SDL_WAYLAND_INTERFACE(iface)        WAYLAND_##iface = (struct wl_interface *)WAYLAND_GetSym(#iface, thismod, true);
 #include "SDL_waylandsym.h"
 
         if (SDL_WAYLAND_HAVE_WAYLAND_CLIENT &&
@@ -209,7 +206,6 @@ bool SDL_WAYLAND_LoadSymbols(void)
 #define SDL_WAYLAND_MODULE(modname)         SDL_WAYLAND_HAVE_##modname = 1; // default yes
 #define SDL_WAYLAND_SYM(rc, fn, params)     WAYLAND_##fn = fn;
 #define SDL_WAYLAND_SYM_OPT(rc, fn, params) WAYLAND_##fn = fn;
-#define SDL_WAYLAND_INTERFACE(iface)        WAYLAND_##iface = &iface;
 #include "SDL_waylandsym.h"
 
 #endif

src/video/wayland/SDL_waylanddyn.h

@@ -117,22 +117,6 @@ extern void SDL_WAYLAND_UnloadSymbols(void);
 #define wl_proxy_marshal_array_flags           (*WAYLAND_wl_proxy_marshal_array_flags)
 #define wl_display_reconnect                   (*WAYLAND_wl_display_reconnect)
 
-#define wl_seat_interface                (*WAYLAND_wl_seat_interface)
-#define wl_surface_interface             (*WAYLAND_wl_surface_interface)
-#define wl_shm_pool_interface            (*WAYLAND_wl_shm_pool_interface)
-#define wl_buffer_interface              (*WAYLAND_wl_buffer_interface)
-#define wl_registry_interface            (*WAYLAND_wl_registry_interface)
-#define wl_region_interface              (*WAYLAND_wl_region_interface)
-#define wl_pointer_interface             (*WAYLAND_wl_pointer_interface)
-#define wl_keyboard_interface            (*WAYLAND_wl_keyboard_interface)
-#define wl_compositor_interface          (*WAYLAND_wl_compositor_interface)
-#define wl_output_interface              (*WAYLAND_wl_output_interface)
-#define wl_shm_interface                 (*WAYLAND_wl_shm_interface)
-#define wl_data_device_interface         (*WAYLAND_wl_data_device_interface)
-#define wl_data_offer_interface          (*WAYLAND_wl_data_offer_interface)
-#define wl_data_source_interface         (*WAYLAND_wl_data_source_interface)
-#define wl_data_device_manager_interface (*WAYLAND_wl_data_device_manager_interface)
-
 /*
  * These must be included before libdecor.h, otherwise the libdecor header
  * pulls in the system Wayland protocol headers instead of ours.

src/video/wayland/SDL_waylandsym.h

@@ -33,10 +33,6 @@
 #define SDL_WAYLAND_SYM_OPT(rc,fn,params)
 #endif
 
-#ifndef SDL_WAYLAND_INTERFACE
-#define SDL_WAYLAND_INTERFACE(iface)
-#endif
-
 SDL_WAYLAND_MODULE(WAYLAND_CLIENT)
 SDL_WAYLAND_SYM(void, wl_proxy_marshal, (struct wl_proxy *, uint32_t, ...))
 SDL_WAYLAND_SYM(struct wl_proxy *, wl_proxy_create, (struct wl_proxy *, const struct wl_interface *))
@@ -98,22 +94,6 @@ SDL_WAYLAND_SYM(int, wl_display_reconnect, (struct wl_display *))
 #endif
 #endif // 0
 
-SDL_WAYLAND_INTERFACE(wl_seat_interface)
-SDL_WAYLAND_INTERFACE(wl_surface_interface)
-SDL_WAYLAND_INTERFACE(wl_shm_pool_interface)
-SDL_WAYLAND_INTERFACE(wl_buffer_interface)
-SDL_WAYLAND_INTERFACE(wl_registry_interface)
-SDL_WAYLAND_INTERFACE(wl_region_interface)
-SDL_WAYLAND_INTERFACE(wl_pointer_interface)
-SDL_WAYLAND_INTERFACE(wl_keyboard_interface)
-SDL_WAYLAND_INTERFACE(wl_compositor_interface)
-SDL_WAYLAND_INTERFACE(wl_output_interface)
-SDL_WAYLAND_INTERFACE(wl_shm_interface)
-SDL_WAYLAND_INTERFACE(wl_data_device_interface)
-SDL_WAYLAND_INTERFACE(wl_data_source_interface)
-SDL_WAYLAND_INTERFACE(wl_data_offer_interface)
-SDL_WAYLAND_INTERFACE(wl_data_device_manager_interface)
-
 SDL_WAYLAND_MODULE(WAYLAND_EGL)
 SDL_WAYLAND_SYM(struct wl_egl_window *, wl_egl_window_create, (struct wl_surface *, int, int))
 SDL_WAYLAND_SYM(void, wl_egl_window_destroy, (struct wl_egl_window *))
@@ -259,6 +239,5 @@ SDL_WAYLAND_SYM_OPT(enum libdecor_wm_capabilities, libdecor_frame_get_wm_capabil
 #undef SDL_WAYLAND_MODULE
 #undef SDL_WAYLAND_SYM
 #undef SDL_WAYLAND_SYM_OPT
-#undef SDL_WAYLAND_INTERFACE
 
 /* *INDENT-ON* */ // clang-format on