git.m6w6.name Git - m6w6/libmemcached/blob - libmemcached-1.0/visibility.h

   1 /* LibMemcached
   2  * Copyright (C) 2006-2009 Brian Aker
   3  * All rights reserved.
   4  *
   5  * Use and distribution licensed under the BSD license.  See
   6  * the COPYING file in the parent directory for full text.
   7  *
   8  * Summary: Interface for memcached server.
   9  *
  10  * Author: Trond Norbye
  11  *
  12  */
  13
  14 /**
  15  * @file
  16  * @brief Visibility control macros
  17  */
  18
  19 #pragma once
  20
  21 /**
  22  *
  23  * LIBMEMCACHED_API is used for the public API symbols. It either DLL imports or
  24  * DLL exports (or does nothing for static build).
  25  *
  26  * LIBMEMCACHED_LOCAL is used for non-api symbols.
  27  */
  28
  29 #if defined(BUILDING_LIBMEMCACHEDINTERNAL)
  30 # if defined(HAVE_VISIBILITY) && HAVE_VISIBILITY
  31 #  define LIBMEMCACHED_API __attribute__ ((visibility("default")))
  32 #  define LIBMEMCACHED_LOCAL  __attribute__ ((visibility("default")))
  33 # elif defined (__SUNPRO_C) && (__SUNPRO_C >= 0x550)
  34 #  define LIBMEMCACHED_API __global
  35 #  define LIBMEMCACHED_LOCAL __global
  36 # elif defined(_MSC_VER)
  37 #  define LIBMEMCACHED_API extern __declspec(dllexport)
  38 #  define LIBMEMCACHED_LOCAL extern __declspec(dllexport)
  39 # else
  40 #  define LIBMEMCACHED_API
  41 #  define LIBMEMCACHED_LOCAL
  42 # endif
  43 #else
  44 # if defined(BUILDING_LIBMEMCACHED)
  45 #  if defined(HAVE_VISIBILITY) && HAVE_VISIBILITY
  46 #   define LIBMEMCACHED_API __attribute__ ((visibility("default")))
  47 #   define LIBMEMCACHED_LOCAL  __attribute__ ((visibility("hidden")))
  48 #  elif defined (__SUNPRO_C) && (__SUNPRO_C >= 0x550)
  49 #   define LIBMEMCACHED_API __global
  50 #   define LIBMEMCACHED_LOCAL __hidden
  51 #  elif defined(_MSC_VER)
  52 #   define LIBMEMCACHED_API extern __declspec(dllexport)
  53 #   define LIBMEMCACHED_LOCAL
  54 #  else
  55 #   define LIBMEMCACHED_API
  56 #   define LIBMEMCACHED_LOCAL
  57 #  endif /* defined(HAVE_VISIBILITY) */
  58 # else  /* defined(BUILDING_LIBMEMCACHED) */
  59 #  if defined(_MSC_VER)
  60 #   define LIBMEMCACHED_API extern __declspec(dllimport)
  61 #   define LIBMEMCACHED_LOCAL
  62 #  else
  63 #   define LIBMEMCACHED_API
  64 #   define LIBMEMCACHED_LOCAL
  65 #  endif /* defined(_MSC_VER) */
  66 # endif /* defined(BUILDING_LIBMEMCACHED) */
  67 #endif /* defined(BUILDING_LIBMEMCACHEDINTERNAL) */