usr/src/cmd/audio/include/AudioError.h

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License, Version 1.0 only
   6  * (the "License").  You may not use this file except in compliance
   7  * with the License.
   8  *
   9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
  10  * or http://www.opensolaris.org/os/licensing.
  11  * See the License for the specific language governing permissions
  12  * and limitations under the License.
  13  *
  14  * When distributing Covered Code, include this CDDL HEADER in each
  15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  16  * If applicable, add the following below this CDDL HEADER, with the
  17  * fields enclosed by brackets "[]" replaced with your own identifying
  18  * information: Portions Copyright [yyyy] [name of copyright owner]
  19  *
  20  * CDDL HEADER END
  21  */
  22 /*
  23  * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
  24  * Use is subject to license terms.
  25  */
  26
  27 #ifndef _MULTIMEDIA_AUDIOERROR_H
  28 #define _MULTIMEDIA_AUDIOERROR_H
  29
  30 #pragma ident   "%Z%%M% %I%     %E% SMI"
  31
  32 #include <locale.h>
  33 #include <errno.h>
  34 #include <audio_errno.h>        /* to get enum for error codes */
  35
  36 #ifdef __cplusplus
  37 extern "C" {
  38 #endif
  39
  40 #if !defined(TEXT_DOMAIN)       /* Should be defined by cc -D */
  41 #define TEXT_DOMAIN "SYS_TEST"  /* Use this only if it weren't */
  42 #endif
  43
  44 #define _MGET_(str)     (char *)dgettext(TEXT_DOMAIN, str)
  45 #define _GETTEXT_(str)  (char *)gettext(str)
  46
  47 // The AudioError class allows various interesting automatic conversions
  48 class AudioError {
  49 private:
  50         audioerror_t    code;                   // error code
  51
  52 public:
  53         int             sys;                    // system error code
  54
  55         inline AudioError(audioerror_t val = AUDIO_SUCCESS):    // Constructor
  56             code(val), sys(0)
  57             { if (code == AUDIO_UNIXERROR) sys = errno; }
  58         inline AudioError(int val):                     // Constructor from int
  59             code((audioerror_t)val), sys(0)
  60             { if (code == AUDIO_UNIXERROR) sys = errno; }
  61
  62         inline AudioError operator = (AudioError val)   // Assignment
  63             { code = val.code; sys = val.sys; return (*this); }
  64         inline operator int()                           // Cast to integer
  65             { return (code); }
  66         inline int operator == (audioerror_t e)         // Compare
  67             { return (code == e); }
  68         inline int operator != (audioerror_t e)         // Compare
  69             { return (code != e); }
  70         inline int operator == (AudioError e)           // Compare
  71             { return ((code == e.code) && (sys == e.sys)); }
  72         inline int operator != (AudioError e)           // Compare
  73             { return ((code != e.code) || (sys != e.sys)); }
  74
  75         char *msg();                                    // Return error string
  76 };
  77
  78 #ifdef __cplusplus
  79 }
  80 #endif
  81
  82 #endif /* !_MULTIMEDIA_AUDIOERROR_H */