[maemo-developers] [maemo-developers] How to init SDL on the N770

[From: Tapani Pälli]

ext maemo-developers-bounces at maemo.org wrote:

>Hello,
>
>I got my Nokia 770 device and I started to port my first project, a bomberman clone 
>for the N 770. (see at www.rotters.de for the Sharp Zaurus). I could run it quite nicely 
>on the PC-x86 in scratchbox, but it would not run on the real device. It dies by calling 
>SDL_init and says: "No available video device".
>
>I have tried to run a very simple SDL program, but it dies also with this error 
>message:
>
>#include <stdlib.h>
>#include <SDL.h>
>int main(int argc, char *argv[])
>{
>   SDL_Surface *screen;
>   if (SDL_Init(SDL_INIT_VIDEO) == -1) {
>       printf("Can't init SDL:  %s\n", SDL_GetError());
>       exit(1);
>   }
>   atexit(SDL_Quit); 
>   screen = SDL_SetVideoMode(800, 480, 16, SDL_HWSURFACE);
>   if (screen == NULL) {
>       printf("Can't set video mode: %s\n", SDL_GetError());
>       exit(1);
>   }   
>   SDL_Delay(3000);
>   return 0;
>}
>
>How can i correctly Init SDL under Maemo? I have searched the docs but found 
>nothing useful.
>
>  
>
This is the correct way, if you are launching the executable using
console it might be that your DISPLAY environment variable is not set.
Try this : DISPLAY=:0 ./a.out

>Thanks, -Klaus
>  
>

// Tapani