fix: debug logs were not appearing + added some useful debug logs + included exit code in error message

src/error.c

@@ -26,7 +26,7 @@ gamestatus get_gamestatus(void) {
     return status;
 }
 
-void debug(char const* restrict fmt, ...) {
+void debug(char const* fmt, ...) {
     char const* env = getenv("DEBUG");
     if (env == NULL || *env != '1')
         return;
@@ -54,7 +54,7 @@ noreturn void error(gamestatus error_code, char const* fname, uint32_t ln, char
     write_args(buf1, fmt);
 
     char buf2[PRINT_BUFFER_SIZE * 2] = {0};
-    sprintf(buf2, "%s\n    at %s:%u", buf1, fname, ln);
+    sprintf(buf2, "%s\n    at %s:%u (exitcode: %u)", buf1, fname, ln, error_code);
 
     (void)fprintf(stderr, "\033[91mE: %s\033[0m\n", buf2);
     SDL_ShowSimpleMessageBox(SDL_MESSAGEBOX_ERROR, "something went wrong! :O", buf2, NULL);

src/main.c

@@ -50,13 +50,17 @@ int32_t main(int32_t argc, char** argv) {
     (void)argc, (void)argv;
 
     init();
+    debug("successfully initialized!");
 
     while (get_gamestatus() == STATUS_RUNNING)
         update();
 
+    debug("done! starting to free resources...");
     game_free(&gdat);
     render_free(&rdat);
     SDL_Quit();
 
-    return get_gamestatus();
+    gamestatus exit_code = get_gamestatus();
+    debug("quitting with an exit code of %u", exit_code);
+    return exit_code;
 }

src/window/audio.c

@@ -130,6 +130,8 @@ audiodata audio_wav_load(audiodevice const* dev, char const* fpath) {
     SDL_AudioSpec spec;
     audiodata audio;
 
+    debug("loading audio file '%s'...", fpath);
+
     // load and parse the audio to the correct format
     SDL_LoadWAV(fpath, &spec, &audio.buf, &audio.len);
     audio_cvt(dev, &spec, &audio.buf, &audio.len);