/* returns non-zero if all needed symbols were loaded. */
int
SDL_WAYLAND_LoadSymbols(void)
{
int rc = 1; /* always succeed if not using Dynamic WAYLAND stuff. */
/* deal with multiple modules (dga, wayland, etc) needing these symbols... */
if (wayland_load_refcount++ == 0) {
#ifdef SDL_VIDEO_DRIVER_WAYLAND_DYNAMIC
int i;
int *thismod = NULL;
for (i = 0; i < SDL_TABLESIZE(waylandlibs); i++) {
if (waylandlibs[i].libname != NULL) {
waylandlibs[i].lib = SDL_LoadObject(waylandlibs[i].libname);
}
}
#define SDL_WAYLAND_MODULE(modname) SDL_WAYLAND_HAVE_##modname = 1; /* default yes */
#define SDL_WAYLAND_SYM(rc,fn,params)
#define SDL_WAYLAND_INTERFACE(iface)
#include "SDL_waylandsym.h"
#undef SDL_WAYLAND_MODULE
#undef SDL_WAYLAND_SYM
#undef SDL_WAYLAND_INTERFACE
#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);
#define SDL_WAYLAND_INTERFACE(iface) WAYLAND_##iface = (struct wl_interface *) WAYLAND_GetSym(#iface,thismod);
#include "SDL_waylandsym.h"
#undef SDL_WAYLAND_MODULE
#undef SDL_WAYLAND_SYM
#undef SDL_WAYLAND_INTERFACE
if (SDL_WAYLAND_HAVE_WAYLAND_CLIENT) {
/* all required symbols loaded. */
SDL_ClearError();
} else {
/* in case something got loaded... */
SDL_WAYLAND_UnloadSymbols();
rc = 0;
}
#else /* no dynamic WAYLAND */
#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_INTERFACE(iface) WAYLAND_##iface = &iface;
#include "SDL_waylandsym.h"
#undef SDL_WAYLAND_MODULE
#undef SDL_WAYLAND_SYM
#undef SDL_WAYLAND_INTERFACE
#endif
}
return rc;
}
static SDL_VideoDevice *
Wayland_CreateDevice(int devindex)
{
SDL_VideoDevice *device;
if (!SDL_WAYLAND_LoadSymbols()) {
return NULL;
}
/* Initialize all variables that we clean on shutdown */
device = SDL_calloc(1, sizeof(SDL_VideoDevice));
if (!device) {
SDL_WAYLAND_UnloadSymbols();
SDL_OutOfMemory();
return NULL;
}
/* Set the function pointers */
device->VideoInit = Wayland_VideoInit;
device->VideoQuit = Wayland_VideoQuit;
device->SetDisplayMode = Wayland_SetDisplayMode;
device->GetDisplayModes = Wayland_GetDisplayModes;
device->GetWindowWMInfo = Wayland_GetWindowWMInfo;
device->PumpEvents = Wayland_PumpEvents;
device->GL_SwapWindow = Wayland_GLES_SwapWindow;
device->GL_GetSwapInterval = Wayland_GLES_GetSwapInterval;
device->GL_SetSwapInterval = Wayland_GLES_SetSwapInterval;
device->GL_MakeCurrent = Wayland_GLES_MakeCurrent;
device->GL_CreateContext = Wayland_GLES_CreateContext;
device->GL_LoadLibrary = Wayland_GLES_LoadLibrary;
device->GL_UnloadLibrary = Wayland_GLES_UnloadLibrary;
device->GL_GetProcAddress = Wayland_GLES_GetProcAddress;
device->GL_DeleteContext = Wayland_GLES_DeleteContext;
device->CreateWindow = Wayland_CreateWindow;
device->ShowWindow = Wayland_ShowWindow;
device->SetWindowFullscreen = Wayland_SetWindowFullscreen;
device->MaximizeWindow = Wayland_MaximizeWindow;
device->RestoreWindow = Wayland_RestoreWindow;
device->SetWindowSize = Wayland_SetWindowSize;
device->SetWindowTitle = Wayland_SetWindowTitle;
device->DestroyWindow = Wayland_DestroyWindow;
device->SetWindowHitTest = Wayland_SetWindowHitTest;
device->SetClipboardText = Wayland_SetClipboardText;
device->GetClipboardText = Wayland_GetClipboardText;
device->HasClipboardText = Wayland_HasClipboardText;
device->free = Wayland_DeleteDevice;
return device;
}
/* Wayland driver bootstrap functions */
static int
Wayland_Available(void)
{
struct wl_display *display = NULL;
if (SDL_WAYLAND_LoadSymbols()) {
display = WAYLAND_wl_display_connect(NULL);
if (display != NULL) {
WAYLAND_wl_display_disconnect(display);
}
SDL_WAYLAND_UnloadSymbols();
}
return (display != NULL);
}
static void
Wayland_DeleteDevice(SDL_VideoDevice *device)
{
SDL_free(device);
SDL_WAYLAND_UnloadSymbols();
}
