Simplify according to forum example

c/sdl/hello_sdl.c

@@ -39,20 +39,17 @@ int main(int argc, char *argv[]) {
		return 1;
	}
	char *msg = "howdy there, enby!🐘";
	SDL_Surface *surface = SDL_GetWindowSurface(window);
	char *msg = "howdy there, enby! 🐘";
	// thanks to https://stackoverflow.com/questions/22886500/how-to-render-text-in-sdl2 for some actually useful code here
	SDL_Color white = {255, 255, 255};
	SDL_Color black = {0, 0, 0};
	SDL_Surface* surfaceMessage = TTF_RenderUTF8_Blended(font, msg, white); 
	SDL_Texture* message = SDL_CreateTextureFromSurface(renderer, surfaceMessage);
	SDL_Rect text_rect;
	text_rect.x = 0;
	text_rect.y = 0;
	text_rect.w = surfaceMessage->w;
	text_rect.h = surfaceMessage->h;
	SDL_Surface* text = TTF_RenderUTF8_Blended(font, msg, white);
	SDL_BlitSurface(text, NULL, surface, NULL);
	// monospace -> fixed width (duh)
	int advance = 0;
	for (int i = 0; i < strlen(msg); i++) {
		TTF_GlyphMetrics(font, msg[i], NULL, NULL, NULL, NULL, &advance);
@@ -67,15 +64,10 @@ int main(int argc, char *argv[]) {
			break;
		}
		SDL_RenderClear(renderer);
		SDL_RenderCopy(renderer, message, NULL, &text_rect);
		SDL_RenderPresent(renderer);
		SDL_UpdateWindowSurface(window);
		SDL_Delay(16);
	}
	SDL_FreeSurface(surfaceMessage);
	SDL_DestroyTexture(message);
	SDL_DestroyWindow(window);
	SDL_Quit();