result.h

   1 /* -*- Mode: C ; c-basic-offset: 2 -*- */
   2 /*****************************************************************************
   3  *
   4  * $Id: result.h,v 1.1 2004/05/16 18:58:50 nedko Exp $
   5  *
   6  * DESCRIPTION:
   7  *  libdb return values
   8  *
   9  * AUTHOR:
  10  *  Nedko Arnaudov <nedko@users.sourceforge.net>
  11  *
  12  * LICENSE:
  13  *  GNU GENERAL PUBLIC LICENSE version 2
  14  *
  15  *****************************************************************************/
  16
  17 #ifndef RESULT_H__BE5C6D9E_732C_4B21_ABC5_B231B0DAF76A__INCLUDED
  18 #define RESULT_H__BE5C6D9E_732C_4B21_ABC5_B231B0DAF76A__INCLUDED
  19
  20 typedef int mediadb_result;
  21
  22 #define MEDIADB_IS_ERROR(result) ((result) < 0)
  23 #define MEDIADB_IS_SUCCESS(result) ((result) >= 0)
  24
  25 #define MEDIADB_ERROR(result) (-(result))
  26 #define MEDIADB_SUCCESS(result) (result)
  27
  28 #define MEDIADB_OK         MEDIADB_SUCCESS(0) /* Generic success */
  29 #define MEDIADB_FAIL       MEDIADB_ERROR(1) /* Generic fail */
  30 #define MEDIADB_NOT_IMPL   MEDIADB_ERROR(2) /* Not implemented */
  31 #define MEDIADB_MEM        MEDIADB_ERROR(3) /* Out of memory */
  32 #define MEDIADB_INVAL_ARG  MEDIADB_ERROR(4) /* Invalid argument to function */
  33 #define MEDIADB_UNEXP      MEDIADB_ERROR(5) /* Unexpected behaviour */
  34 #define MEDIADB_NO_HOME    MEDIADB_ERROR(0) /* HOME environment variable not set */
  35
  36 #endif /* #ifndef RESULT_H__BE5C6D9E_732C_4B21_ABC5_B231B0DAF76A__INCLUDED */
  37
  38 /*****************************************************************************
  39  *
  40  * Modifications log:
  41  *
  42  * !!! WARNING !!! Following lines are automatically updated by the CVS system.
  43  *
  44  *   $Log: result.h,v $
  45  *   Revision 1.1  2004/05/16 18:58:50  nedko
  46  *   mediadb_result has became more general, it is not specific to libdb
  47  *
  48  *   Revision 1.1  2004/04/27 09:12:28  nedko
  49  *   Initial revision.
  50  *
  51  *****************************************************************************/