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add visibility.h to provide generic DSO/DLL visibility macros for use with ardour "helper" and associated libs

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Paul Davis 2013-09-02 16:32:36 -04:00
parent c8de67d7a5
commit 2f73855722
1 changed files with 39 additions and 0 deletions
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libs/ardour/ardour/visibility.h Normal file
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/*
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 __libardour_visibility_h__
#define __libardour_visibility_h__
#if defined _WIN32 || defined __CYGWIN__
#define LIBARDOUR_HELPER_DLL_IMPORT __declspec(dllimport)
#define LIBARDOUR_HELPER_DLL_EXPORT __declspec(dllexport)
#define LIBARDOUR_HELPER_DLL_LOCAL
#else
#if __GNUC__ >= 4
#define LIBARDOUR_HELPER_DLL_IMPORT __attribute__ ((visibility ("default")))
#define LIBARDOUR_HELPER_DLL_EXPORT __attribute__ ((visibility ("default")))
#define LIBARDOUR_HELPER_DLL_LOCAL __attribute__ ((visibility ("hidden")))
#else
#define LIBARDOUR_HELPER_DLL_IMPORT
#define LIBARDOUR_HELPER_DLL_EXPORT
#define LIBARDOUR_HELPER_DLL_LOCAL
#endif
#endif
#endif /* __libardour_visibility_h__ */