plugins/dfsound/out.c

   1 #include <stdio.h>
   2 #include <stdlib.h>
   3 #include "out.h"
   4
   5 #define MAX_OUT_DRIVERS 5
   6
   7 static struct out_driver out_drivers[MAX_OUT_DRIVERS];
   8 struct out_driver *out_current;
   9 static int driver_count;
  10
  11 #define REGISTER_DRIVER(d) { \
  12         extern void out_register_##d(struct out_driver *drv); \
  13         out_register_##d(&out_drivers[driver_count++]); \
  14 }
  15
  16 void SetupSound(void)
  17 {
  18         int i;
  19
  20         if (driver_count == 0) {
  21 #ifdef HAVE_OSS
  22                 REGISTER_DRIVER(oss);
  23 #endif
  24 #ifdef HAVE_ALSA
  25                 REGISTER_DRIVER(alsa);
  26 #endif
  27 #ifdef HAVE_SDL
  28                 REGISTER_DRIVER(sdl);
  29 #endif
  30 #ifdef HAVE_PULSE
  31                 REGISTER_DRIVER(pulse);
  32 #endif
  33 #ifdef HAVE_LIBRETRO
  34                 REGISTER_DRIVER(libretro);
  35 #endif
  36                 REGISTER_DRIVER(none);
  37         }
  38
  39         for (i = 0; i < driver_count; i++)
  40                 if (out_drivers[i].init() == 0)
  41                         break;
  42
  43         if (i < 0 || i >= driver_count) {
  44                 printf("the impossible happened\n");
  45                 abort();
  46         }
  47
  48         out_current = &out_drivers[i];
  49         printf("selected sound output driver: %s\n", out_current->name);
  50 }
  51