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   1 /* -*- c++ -*- */
   2 /*
   3  * Copyright 2006 Free Software Foundation, Inc.
   4  *
   5  * This file is part of GNU Radio.
   6  *
   7  * GNU Radio is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation; either version 3, or (at your option)
  10  * any later version.
  11  *
  12  * GNU Radio is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with GNU Radio; see the file COPYING.  If not, write to
  19  * the Free Software Foundation, Inc., 51 Franklin Street,
  20  * Boston, MA 02110-1301, USA.
  21  */
  22
  23 #ifndef INCLUDED_AUDIO_OSX_H
  24 #define INCLUDED_AUDIO_OSX_H
  25
  26 #include <iostream>
  27 #include <string.h>
  28
  29 #define CheckErrorAndThrow(err,what,throw_str)                          \
  30   if (err) {                                                            \
  31     OSStatus error = static_cast<OSStatus>(err);                        \
  32     char err_str[4];                                                    \
  33     strncpy (err_str, (char*)(&err), 4);                                \
  34     std::cerr << what << std::endl;                                     \
  35     std::cerr << "  Error# " << error << " ('" << err_str               \
  36               << "')" << std::endl;                                     \
  37     std::cerr << "  " << __FILE__ << ":" << __LINE__ << std::endl;      \
  38     fflush (stderr);                                                    \
  39     throw std::runtime_error (throw_str);                               \
  40   }
  41
  42 #define CheckError(err,what)                                            \
  43   if (err) {                                                            \
  44     OSStatus error = static_cast<OSStatus>(err);                        \
  45     char err_str[4];                                                    \
  46     strncpy (err_str, (char*)(&err), 4);                                \
  47     std::cerr << what << std::endl;                                     \
  48     std::cerr << "  Error# " << error << " ('" << err_str               \
  49               << "')" << std::endl;                                     \
  50     std::cerr << "  " << __FILE__ << ":" << __LINE__ << std::endl;      \
  51     fflush (stderr);                                                    \
  52   }
  53
  54 #ifdef WORDS_BIGENDIAN
  55 #define GR_PCM_ENDIANNESS kLinearPCMFormatFlagIsBigEndian
  56 #else
  57 #define GR_PCM_ENDIANNESS 0
  58 #endif
  59
  60 // Check the version of MacOSX being used
  61 #ifdef __APPLE_CC__
  62 #include <AvailabilityMacros.h>
  63 #ifndef MAC_OS_X_VERSION_10_6
  64 #define MAC_OS_X_VERSION_10_6 1060
  65 #endif
  66 #if MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_6
  67 #define GR_USE_OLD_AUDIO_UNIT
  68 #endif
  69 #endif
  70
  71 #endif /* INCLUDED_AUDIO_OSX_H */