1 /* $NetBSD: visibility.h,v 1.1.1.1 2017/01/31 21:14:53 christos Exp $ */ 2 /* -*- Mode: C; tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*- */ 3 /* 4 * Copyright (c) 2007-2012 Niels Provos and Nick Mathewson 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. The name of the author may not be used to endorse or promote products 15 * derived from this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 #ifndef EVENT2_VISIBILITY_H_INCLUDED_ 29 #define EVENT2_VISIBILITY_H_INCLUDED_ 30 31 #include <event2/event-config.h> 32 33 #if defined(event_EXPORTS) || defined(event_extra_EXPORTS) || defined(event_core_EXPORTS) 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 # define EVENT2_EXPORT_SYMBOL /* unknown compiler */ 42 # endif 43 #else 44 # if defined(EVENT__NEED_DLLIMPORT) && defined(_MSC_VER) && !defined(EVENT_BUILDING_REGRESS_TEST) 45 # define EVENT2_EXPORT_SYMBOL extern __declspec(dllimport) 46 # else 47 # define EVENT2_EXPORT_SYMBOL 48 # endif 49 #endif 50 51 #endif /* EVENT2_VISIBILITY_H_INCLUDED_ */ 52