arch/all-unix/libs/oss/oss_init.c

   1 /*
   2     Copyright © 1995-2010, The AROS Development Team. All rights reserved.
   3     $Id$
   4 */
   5
   6 #include <stddef.h>
   7 #include <exec/types.h>
   8 #include <exec/libraries.h>
   9 #include <dos/dosextens.h>
  10 #include <aros/libcall.h>
  11 #include <aros/debug.h>
  12 #include <hidd/unixio.h>
  13
  14 #include <proto/exec.h>
  15 #include <proto/oop.h>
  16 #include <proto/alib.h>
  17
  18 #include <aros/symbolsets.h>
  19 #include LC_LIBDEFS_FILE
  20
  21 OOP_Object *unixio = NULL;
  22 int audio_fd;
  23
  24 static int InitData(LIBBASETYPEPTR LIBBASE)
  25 {
  26     struct TagItem tags[] = {
  27         {0       , (IPTR)"oss.library"    },
  28         {0       , (IPTR)AROS_ARCHITECTURE},
  29         {TAG_DONE, 0                      }
  30     };
  31
  32     LIBBASE->UnixIOAttrBase = OOP_ObtainAttrBase(IID_Hidd_UnixIO);
  33     if (!LIBBASE->UnixIOAttrBase)
  34         return FALSE;
  35
  36     /* Initialise tag IDs only after getting UnixIOAttrBase */
  37     tags[0].ti_Tag = aHidd_UnixIO_Opener;
  38     tags[1].ti_Tag = aHidd_UnixIO_Architecture;
  39
  40     unixio = OOP_NewObject(NULL, CLID_Hidd_UnixIO, tags);
  41     if (!unixio) return FALSE;
  42
  43     return TRUE;
  44 }
  45
  46 static int OpenLib(LIBBASETYPEPTR LIBBASE)
  47 {
  48     /* Allow only one opener */
  49
  50     return ((struct Library *)LIBBASE)->lib_OpenCnt ? FALSE : TRUE;
  51 }
  52
  53 static int CleanUp(LIBBASETYPEPTR LIBBASE)
  54 {
  55     if (LIBBASE->UnixIOAttrBase)
  56         OOP_ReleaseAttrBase(IID_Hidd_UnixIO);
  57
  58     /* UnixIO is a singletone, there's no need to dispose it */
  59
  60     return TRUE;
  61 }
  62
  63 ADD2INITLIB(InitData, 0);
  64 ADD2OPENLIB(OpenLib, 0);
  65 ADD2EXPUNGELIB(CleanUp, 0);
  66 ADD2LIBS("unixio.hidd", 0, static struct Library *, unixioBase);