git.m6w6.name Git - m6w6/libmemcached/blob - libmemcached-1.2/visibility.h

   1 /*  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
   2  *
   3  *  Libmemcached library
   4  *
   5  *  Copyright (C) 2011 Data Differential, http://datadifferential.com/
   6  *  All rights reserved.
   7  *
   8  *  Redistribution and use in source and binary forms, with or without
   9  *  modification, are permitted provided that the following conditions are
  10  *  met:
  11  *
  12  *      * Redistributions of source code must retain the above copyright
  13  *  notice, this list of conditions and the following disclaimer.
  14  *
  15  *      * Redistributions in binary form must reproduce the above
  16  *  copyright notice, this list of conditions and the following disclaimer
  17  *  in the documentation and/or other materials provided with the
  18  *  distribution.
  19  *
  20  *      * The names of its contributors may not be used to endorse or
  21  *  promote products derived from this software without specific prior
  22  *  written permission.
  23  *
  24  *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  25  *  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  26  *  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  27  *  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  28  *  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  29  *  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  30  *  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  31  *  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  32  *  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  33  *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  34  *  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  35  *
  36  */
  37
  38
  39 #pragma once
  40
  41 /**
  42  *
  43  * LIBMEMCACHED_API is used for the public API symbols. It either DLL imports or
  44  * DLL exports (or does nothing for static build).
  45  *
  46  * LIBMEMCACHED_LOCAL is used for non-api symbols.
  47  */
  48
  49 #if defined(BUILDING_LIBMEMCACHEDINTERNAL)
  50 # if defined(HAVE_VISIBILITY) && HAVE_VISIBILITY
  51 #  define LIBMEMCACHED_API __attribute__ ((visibility("default")))
  52 #  define LIBMEMCACHED_LOCAL  __attribute__ ((visibility("default")))
  53 # elif defined (__SUNPRO_C) && (__SUNPRO_C >= 0x550)
  54 #  define LIBMEMCACHED_API __global
  55 #  define LIBMEMCACHED_LOCAL __global
  56 # elif defined(_MSC_VER)
  57 #  define LIBMEMCACHED_API extern __declspec(dllexport)
  58 #  define LIBMEMCACHED_LOCAL extern __declspec(dllexport)
  59 # else
  60 #  define LIBMEMCACHED_API
  61 #  define LIBMEMCACHED_LOCAL
  62 # endif
  63 #else
  64 # if defined(BUILDING_LIBMEMCACHED)
  65 #  if defined(HAVE_VISIBILITY) && HAVE_VISIBILITY
  66 #   define LIBMEMCACHED_API __attribute__ ((visibility("default")))
  67 #   define LIBMEMCACHED_LOCAL  __attribute__ ((visibility("hidden")))
  68 #  elif defined (__SUNPRO_C) && (__SUNPRO_C >= 0x550)
  69 #   define LIBMEMCACHED_API __global
  70 #   define LIBMEMCACHED_LOCAL __hidden
  71 #  elif defined(_MSC_VER)
  72 #   define LIBMEMCACHED_API extern __declspec(dllexport)
  73 #   define LIBMEMCACHED_LOCAL
  74 #  else
  75 #   define LIBMEMCACHED_API
  76 #   define LIBMEMCACHED_LOCAL
  77 #  endif /* defined(HAVE_VISIBILITY) */
  78 # else  /* defined(BUILDING_LIBMEMCACHED) */
  79 #  if defined(_MSC_VER)
  80 #   define LIBMEMCACHED_API extern __declspec(dllimport)
  81 #   define LIBMEMCACHED_LOCAL
  82 #  else
  83 #   define LIBMEMCACHED_API
  84 #   define LIBMEMCACHED_LOCAL
  85 #  endif /* defined(_MSC_VER) */
  86 # endif /* defined(BUILDING_LIBMEMCACHED) */
  87 #endif /* defined(BUILDING_LIBMEMCACHEDINTERNAL) */