--- /dev/null
+/*
+ Copyright (C) 2013 Paul Davis
+
+ This program 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 2 of the License, or
+ (at your option) any later version.
+
+ This program 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 this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+*/
+
+#ifndef __libwaveview_visibility_h__
+#define __libwaveview_visibility_h__
+
+#if defined(COMPILER_MSVC)
+ #define LIBWAVEVIEW_DLL_IMPORT __declspec(dllimport)
+ #define LIBWAVEVIEW_DLL_EXPORT __declspec(dllexport)
+ #define LIBWAVEVIEW_DLL_LOCAL
+#else
+ #define LIBWAVEVIEW_DLL_IMPORT __attribute__ ((visibility ("default")))
+ #define LIBWAVEVIEW_DLL_EXPORT __attribute__ ((visibility ("default")))
+ #define LIBWAVEVIEW_DLL_LOCAL __attribute__ ((visibility ("hidden")))
+#endif
+
+#ifdef LIBWAVEVIEW_STATIC // libcanvas is not a DLL
+#define LIBWAVEVIEW_API
+#define LIBWAVEVIEW_LOCAL
+#else
+ #ifdef LIBWAVEVIEW_DLL_EXPORTS // defined if we are building the libcanvas DLL (instead of using it)
+ #define LIBWAVEVIEW_API LIBWAVEVIEW_DLL_EXPORT
+ #else
+ #define LIBWAVEVIEW_API LIBWAVEVIEW_DLL_IMPORT
+ #endif
+ #define LIBWAVEVIEW_LOCAL LIBWAVEVIEW_DLL_LOCAL
+#endif
+
+#endif /* __libwaveview_visibility_h__ */