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Diffstat (limited to 'include/event2/visibility.h')
| -rw-r--r-- | include/event2/visibility.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/include/event2/visibility.h b/include/event2/visibility.h new file mode 100644 index 00000000..5e7163a1 --- /dev/null +++ b/include/event2/visibility.h @@ -0,0 +1,55 @@ +/* -*- Mode: C; tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*- */ +/* + * Copyright (c) 2007-2012 Niels Provos and Nick Mathewson + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ +#ifndef EVENT2_VISIBILITY_H_INCLUDED_ +#define EVENT2_VISIBILITY_H_INCLUDED_ + +#include <event2/event-config.h> + +#if defined(event_EXPORTS) || defined(event_extra_EXPORTS) || defined(event_core_EXPORTS) + +#if defined (__SUNPRO_C) && (__SUNPRO_C >= 0x550) +#define EVENT2_EXPORT_SYMBOL __global +#elif defined __GNUC__ +#define EVENT2_EXPORT_SYMBOL __attribute__ ((visibility("default"))) +#elif defined(_MSC_VER) +#define EVENT2_EXPORT_SYMBOL extern __declspec(dllexport) +#else +/* unknown compiler */ +#define EVENT2_EXPORT_SYMBOL +#endif + +#else + +#if defined(EVENT__NEED_DLLIMPORT) && defined(_MSC_VER) && !defined(EVENT_BUILDING_REGRESS_TEST) +#define EVENT2_EXPORT_SYMBOL extern __declspec(dllimport) +#else +#define EVENT2_EXPORT_SYMBOL +#endif + +#endif + +#endif /* EVENT2_VISIBILITY_H_INCLUDED_ */ |