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wayland: Check that all required dynamic symbols have been successfully resolved at init time

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Ensure that all hard dependencies are resolved when dynamically loading the libraries required for the Wayland backend and fail gracefully if a required module was not initialized successfully.
This commit is contained in:
Frank Praznik
2023-01-29 12:45:48 -05:00
committed by Sam Lantinga
parent 90795291e4
commit e22f5ed7d3
1 changed files with 5 additions and 2 deletions
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7
src/video/wayland/SDL_waylanddyn.c
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@@ -152,8 +152,11 @@ int SDL_WAYLAND_LoadSymbols(void)
#define SDL_WAYLAND_INTERFACE(iface) WAYLAND_##iface = (struct wl_interface *)WAYLAND_GetSym(#iface, thismod, SDL_TRUE);
#include "SDL_waylandsym.h"
if (SDL_WAYLAND_HAVE_WAYLAND_CLIENT) {
/* all required symbols loaded. */
if (SDL_WAYLAND_HAVE_WAYLAND_CLIENT &&
SDL_WAYLAND_HAVE_WAYLAND_CURSOR &&
SDL_WAYLAND_HAVE_WAYLAND_EGL &&
SDL_WAYLAND_HAVE_WAYLAND_XKB) {
/* All required symbols loaded, only libdecor is optional. */
SDL_ClearError();
} else {
/* in case something got loaded... */