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| author | Balint Reczey <balint@balintreczey.hu> | 2013-02-28 14:09:46 +0000 |
|---|---|---|
| committer | Balint Reczey <balint@balintreczey.hu> | 2013-02-28 14:09:46 +0000 |
| commit | 45c2884f1bbd9c06f7ba3091d968fcb6649a5f56 (patch) | |
| tree | bb66eea36a288f1ab5e33468ee9bf2989339b2aa /ws_symbol_export.h | |
| parent | 018ba4ea6584f63aa5c4b741c2e6f6fedc609ad2 (diff) | |
| download | wireshark-45c2884f1bbd9c06f7ba3091d968fcb6649a5f56.tar.gz | |
Export libwsutil symbols using WS_DLL_PUBLIC define
This change replaces *.def and *.sym file usage following the
guideline at http://gcc.gnu.org/wiki/Visibility
svn path=/trunk/; revision=47938
Diffstat (limited to 'ws_symbol_export.h')
| -rw-r--r-- | ws_symbol_export.h | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/ws_symbol_export.h b/ws_symbol_export.h new file mode 100644 index 0000000000..599ac2e64a --- /dev/null +++ b/ws_symbol_export.h @@ -0,0 +1,54 @@ +/* + * Cross platform defines for exporting symbols from shared libraries + * + * Wireshark - Network traffic analyzer + * By Balint Reczey <balint@balintreczey.hu> + * Copyright 2013 Balint Reczey + * + * 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +#ifndef SYMBOL_EXPORT_H +#define SYMBOL_EXPORT_H + +/* Originally copied from GCC Wiki at http://gcc.gnu.org/wiki/Visibility */ +#if defined _WIN32 || defined __CYGWIN__ + #ifdef WS_BUILD_DLL + #ifdef __GNUC__ +#define WS_DLL_PUBLIC __attribute__ ((dllexport)) + #else /* ! __GNUC__ */ +#define WS_DLL_PUBLIC __declspec(dllexport) // Note: actually gcc seems to also support this syntax. + #endif /* __GNUC__ */ + #else + #ifdef __GNUC__ +#define WS_DLL_PUBLIC __attribute__ ((dllimport)) + #elif ! (defined ENABLE_STATIC) /* ! __GNUC__ */ +#define WS_DLL_PUBLIC __declspec(dllimport) // Note: actually gcc seems to also support this syntax. + #else /* ! __GNUC__ && ENABLE_STATIC */ +#define WS_DLL_PUBLIC + #endif /* __GNUC__ */ + #endif /* WS_BUILD_DLL */ + #define WS_DLL_LOCAL +#else + #if __GNUC__ >= 4 +#define WS_DLL_PUBLIC __attribute__ ((visibility ("default"))) +#define WS_DLL_LOCAL __attribute__ ((visibility ("hidden"))) + #else /* ! __GNUC__ >= 4 */ + #define WS_DLL_PUBLIC + #define WS_DLL_LOCAL + #endif /* __GNUC__ >= 4 */ +#endif + +#endif /* SYMBOL_EXPORT_H */ |