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1 /* -*- Mode: C; tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*- */
2 /*
3  * Copyright (c) 2007-2012 Niels Provos and Nick Mathewson
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  * 3. The name of the author may not be used to endorse or promote products
14  *    derived from this software without specific prior written permission.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26  */
27 #ifndef EVENT2_VISIBILITY_H_INCLUDED_
28 #define EVENT2_VISIBILITY_H_INCLUDED_
29
30 #include <event2/event-config.h>
31
32 #if defined(event_EXPORTS) || defined(event_extra_EXPORTS) || defined(event_core_EXPORTS)
33
34 #if defined (__SUNPRO_C) && (__SUNPRO_C >= 0x550)
35 #define EVENT2_EXPORT_SYMBOL __global
36 #elif defined __GNUC__
37 #define EVENT2_EXPORT_SYMBOL __attribute__ ((visibility("default")))
38 #elif defined(_MSC_VER)
39 #define EVENT2_EXPORT_SYMBOL extern __declspec(dllexport)
40 #else
41 /* unknown compiler */
42 #define EVENT2_EXPORT_SYMBOL
43 #endif
44
45 #else
46
47 #if defined(EVENT__NEED_DLLIMPORT) && defined(_MSC_VER) && !defined(EVENT_BUILDING_REGRESS_TEST)
48 #define EVENT2_EXPORT_SYMBOL extern __declspec(dllimport)
49 #else
50 #define EVENT2_EXPORT_SYMBOL
51 #endif
52
53 #endif
54
55 #endif /* EVENT2_VISIBILITY_H_INCLUDED_ */