1 files changed, 71 insertions, 0 deletions
diff --git a/gr-audio/lib/osx/audio_osx.h b/gr-audio/lib/osx/audio_osx.h
new file mode 100644
index 000000000..79e79e36c
--- /dev/null
+++ b/gr-audio/lib/osx/audio_osx.h
@@ -0,0 +1,71 @@
+/* -*- c++ -*- */
+/*
+ * Copyright 2006 Free Software Foundation, Inc.
+ * 
+ * This file is part of GNU Radio.
+ *
+ * GNU Radio is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3, or (at your option)
+ * any later version.
+ * 
+ * GNU Radio is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with GNU Radio; see the file COPYING.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#ifndef INCLUDED_AUDIO_OSX_H
+#define INCLUDED_AUDIO_OSX_H
+
+#include <iostream>
+#include <string.h>
+
+#define CheckErrorAndThrow(err,what,throw_str)				\
+  if (err) {								\
+    OSStatus error = static_cast<OSStatus>(err);			\
+    char err_str[4];							\
+    strncpy (err_str, (char*)(&err), 4);				\
+    std::cerr << what << std::endl;					\
+    std::cerr << "  Error# " << error << " ('" << err_str		\
+	      << "')" << std::endl;					\
+    std::cerr << "  " << __FILE__ << ":" << __LINE__ << std::endl;	\
+    fflush (stderr);							\
+    throw std::runtime_error (throw_str);				\
+  }
+
+#define CheckError(err,what)						\
+  if (err) {								\
+    OSStatus error = static_cast<OSStatus>(err);			\
+    char err_str[4];							\
+    strncpy (err_str, (char*)(&err), 4);				\
+    std::cerr << what << std::endl;					\
+    std::cerr << "  Error# " << error << " ('" << err_str		\
+	      << "')" << std::endl;					\
+    std::cerr << "  " << __FILE__ << ":" << __LINE__ << std::endl;	\
+    fflush (stderr);							\
+  }
+
+#ifdef WORDS_BIGENDIAN
+#define GR_PCM_ENDIANNESS kLinearPCMFormatFlagIsBigEndian
+#else
+#define GR_PCM_ENDIANNESS 0
+#endif
+
+// Check the version of MacOSX being used
+#ifdef __APPLE_CC__
+#include <AvailabilityMacros.h>
+#ifndef MAC_OS_X_VERSION_10_6
+#define MAC_OS_X_VERSION_10_6 1060
+#endif
+#if MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_6
+#define GR_USE_OLD_AUDIO_UNIT
+#endif
+#endif
+
+#endif /* INCLUDED_AUDIO_OSX_H */