83 lines
2.3 KiB
C
83 lines
2.3 KiB
C
/* visibility.h
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*
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* Copyright (C) 2014-2020 wolfSSL Inc.
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*
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* This file is part of wolfSSH.
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*
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* wolfSSH is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* wolfSSH is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with wolfSSH. If not, see <http://www.gnu.org/licenses/>.
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*/
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/*
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* The visibility header handles the visibility of function prototypes
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* between the local (used between modules in the library) and public
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* (exported for the library user) APIs.
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*/
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#ifndef _WOLFSSH_VISIBILITY_H_
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#define _WOLFSSH_VISIBILITY_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* WOLFSSH_API is used for the public API symbols.
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It either imports or exports (or does nothing for static builds)
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WOLFSSH_LOCAL is used for non-API symbols (private).
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*/
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#if defined(BUILDING_WOLFSSH)
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#if defined(_MSC_VER) || defined(__CYGWIN__)
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#ifdef WOLFSSH_DLL
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#define WOLFSSH_API extern __declspec(dllexport)
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#else
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#define WOLFSSH_API
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#endif
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#define WOLFSSH_LOCAL
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#elif defined(HAVE_VISIBILITY) && HAVE_VISIBILITY
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#define WOLFSSH_API __attribute__ ((visibility("default")))
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#define WOLFSSH_LOCAL __attribute__ ((visibility("hidden")))
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#elif defined(__SUNPRO_C) && (__SUNPRO_C >= 0x550)
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#define WOLFSSH_API __global
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#define WOLFSSH_LOCAL __hidden
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#else
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#define WOLFSSH_API
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#define WOLFSSH_LOCAL
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#endif /* HAVE_VISIBILITY */
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#else /* BUILDING_WOLFSSH */
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#if defined(_MSC_VER) || defined(__CYGWIN__)
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#ifdef WOLFSSH_DLL
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#define WOLFSSH_API extern __declspec(dllimport)
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#else
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#define WOLFSSH_API
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#endif
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#define WOLFSSH_LOCAL
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#else
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#define WOLFSSH_API
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#define WOLFSSH_LOCAL
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#endif
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#endif /* BUILDING_WOLFSSH */
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#ifdef __cplusplus
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}
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#endif
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#endif /* _WOLFSSH_VISIBILITY_H_ */
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