xref: /freebsd/contrib/libevent/include/event2/visibility.h (revision c43e99fd14c915adcb7173dd49c31e803ceadfe0)
1*c43e99fdSEd Maste /* -*- Mode: C; tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*- */
2*c43e99fdSEd Maste /*
3*c43e99fdSEd Maste  * Copyright (c) 2007-2012 Niels Provos and Nick Mathewson
4*c43e99fdSEd Maste  *
5*c43e99fdSEd Maste  * Redistribution and use in source and binary forms, with or without
6*c43e99fdSEd Maste  * modification, are permitted provided that the following conditions
7*c43e99fdSEd Maste  * are met:
8*c43e99fdSEd Maste  * 1. Redistributions of source code must retain the above copyright
9*c43e99fdSEd Maste  *    notice, this list of conditions and the following disclaimer.
10*c43e99fdSEd Maste  * 2. Redistributions in binary form must reproduce the above copyright
11*c43e99fdSEd Maste  *    notice, this list of conditions and the following disclaimer in the
12*c43e99fdSEd Maste  *    documentation and/or other materials provided with the distribution.
13*c43e99fdSEd Maste  * 3. The name of the author may not be used to endorse or promote products
14*c43e99fdSEd Maste  *    derived from this software without specific prior written permission.
15*c43e99fdSEd Maste  *
16*c43e99fdSEd Maste  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17*c43e99fdSEd Maste  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18*c43e99fdSEd Maste  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19*c43e99fdSEd Maste  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20*c43e99fdSEd Maste  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21*c43e99fdSEd Maste  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22*c43e99fdSEd Maste  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23*c43e99fdSEd Maste  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24*c43e99fdSEd Maste  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25*c43e99fdSEd Maste  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26*c43e99fdSEd Maste  */
27*c43e99fdSEd Maste #ifndef EVENT2_VISIBILITY_H_INCLUDED_
28*c43e99fdSEd Maste #define EVENT2_VISIBILITY_H_INCLUDED_
29*c43e99fdSEd Maste 
30*c43e99fdSEd Maste #include <event2/event-config.h>
31*c43e99fdSEd Maste 
32*c43e99fdSEd Maste #if defined(event_EXPORTS) || defined(event_extra_EXPORTS) || defined(event_core_EXPORTS)
33*c43e99fdSEd Maste # if defined (__SUNPRO_C) && (__SUNPRO_C >= 0x550)
34*c43e99fdSEd Maste #  define EVENT2_EXPORT_SYMBOL __global
35*c43e99fdSEd Maste # elif defined __GNUC__
36*c43e99fdSEd Maste #  define EVENT2_EXPORT_SYMBOL __attribute__ ((visibility("default")))
37*c43e99fdSEd Maste # elif defined(_MSC_VER)
38*c43e99fdSEd Maste #  define EVENT2_EXPORT_SYMBOL extern __declspec(dllexport)
39*c43e99fdSEd Maste # else
40*c43e99fdSEd Maste #  define EVENT2_EXPORT_SYMBOL /* unknown compiler */
41*c43e99fdSEd Maste # endif
42*c43e99fdSEd Maste #else
43*c43e99fdSEd Maste # if defined(EVENT__NEED_DLLIMPORT) && defined(_MSC_VER) && !defined(EVENT_BUILDING_REGRESS_TEST)
44*c43e99fdSEd Maste #  define EVENT2_EXPORT_SYMBOL extern __declspec(dllimport)
45*c43e99fdSEd Maste # else
46*c43e99fdSEd Maste #  define EVENT2_EXPORT_SYMBOL
47*c43e99fdSEd Maste # endif
48*c43e99fdSEd Maste #endif
49*c43e99fdSEd Maste 
50*c43e99fdSEd Maste #endif /* EVENT2_VISIBILITY_H_INCLUDED_ */
51