* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
+#include "qemu/osdep.h"
#include <SDL.h>
#include <SDL_thread.h>
#include "qemu-common.h"
SDL_mutex *mutex;
SDL_sem *sem;
int initialized;
+ bool driver_created;
} glob_sdl;
typedef struct SDLAudioState SDLAudioState;
sdl_close (&glob_sdl);
}
-static int sdl_init_out (HWVoiceOut *hw, struct audsettings *as)
+static int sdl_init_out(HWVoiceOut *hw, struct audsettings *as,
+ void *drv_opaque)
{
SDLVoiceOut *sdl = (SDLVoiceOut *) hw;
SDLAudioState *s = &glob_sdl;
static void *sdl_audio_init (void)
{
SDLAudioState *s = &glob_sdl;
+ if (s->driver_created) {
+ sdl_logerr("Can't create multiple sdl backends\n");
+ return NULL;
+ }
if (SDL_InitSubSystem (SDL_INIT_AUDIO)) {
sdl_logerr ("SDL failed to initialize audio subsystem\n");
return NULL;
}
+ s->driver_created = true;
return s;
}
SDL_DestroySemaphore (s->sem);
SDL_DestroyMutex (s->mutex);
SDL_QuitSubSystem (SDL_INIT_AUDIO);
+ s->driver_created = false;
}
static struct audio_option sdl_options[] = {