make sdl unremovable

hiisi/main.cpp

@@ -8,8 +8,6 @@
 #include <signal.h>
 #include <atomic>
 
-struct app_state {};
-
 std::atomic<bool> reload_requested(false);
 
 void reload_signal_handler(int) {
@@ -18,7 +16,7 @@ void reload_signal_handler(int) {
 
 Engine load_hiisi() {
     const char *name = "build/hiisi/libhiisi-engine.so";
-    void *mod = dlopen(name, RTLD_NOW|RTLD_GLOBAL);
+    void *mod = dlopen(name, RTLD_NOW);
 
     Lmid_t list;
     dlinfo(mod, RTLD_DI_LMID, &list);
@@ -104,10 +102,9 @@ int main(int argc, char **argv) {
     while (hiisi.event(&state)) {
         hiisi.iterate(&state);
         if (reload_requested) {
-            Engine oldEngine = hiisi;
+            dlclose(hiisi.module);
             hiisi = load_hiisi();
             reload_requested = false;
-            // dlclose(oldEngine.module);
         }
     }