workbench/devs/AHI/Drivers/Void/void-init.c

   1
   2 #include <config.h>
   3
   4 #include "library.h"
   5 #include "DriverData.h"
   6
   7 /******************************************************************************
   8 ** Custom driver init *********************************************************
   9 ******************************************************************************/
  10
  11 BOOL
  12 DriverInit( struct DriverBase* AHIsubBase )
  13 {
  14   struct VoidBase* VoidBase = (struct VoidBase*) AHIsubBase;
  15
  16   VoidBase->dosbase = OpenLibrary( DOSNAME, 37 );
  17
  18   if( VoidBase->dosbase == NULL )
  19   {
  20     Req( "Unable to open 'dos.library' version 37.\n" );
  21     return FALSE;
  22   }
  23
  24 #ifdef __AMIGAOS4__
  25   if ((IDOS = (struct DOSIFace *) GetInterface((struct Library *) DOSBase, "main", 1, NULL)) == NULL)
  26   {
  27     Req("Couldn't open IDOS interface!\n");
  28     return FALSE;
  29   }
  30 #endif
  31
  32   // Fail if no hardware is present (this check prevents the audio
  33   // modes from being added to the database if the driver cannot be
  34   // used).
  35
  36 /*
  37   if( unable_to_find_hardware )
  38   {
  39     Req( "No sound card present.\n" );
  40     return FALSE;
  41   }
  42 */
  43   return TRUE;
  44 }
  45
  46
  47 /******************************************************************************
  48 ** Custom driver clean-up *****************************************************
  49 ******************************************************************************/
  50
  51 VOID
  52 DriverCleanup( struct DriverBase* AHIsubBase )
  53 {
  54   struct VoidBase* VoidBase = (struct VoidBase*) AHIsubBase;
  55
  56 #ifdef __AMIGAOS4__
  57   DropInterface( (struct Interface *) IDOS);
  58 #endif
  59
  60   CloseLibrary( (struct Library*) DOSBase );
  61 }