Merge from Trond
[m6w6/libmemcached] / libmemcached / visibility.h
1 /*
2 * Summary: interface for memcached server
3 * Description: visibitliy macros for libmemcached
4 *
5 * Use and distribution licensed under the BSD license. See
6 * the COPYING file in this directory for full text.
7 *
8 * Author: Monty Taylor
9 */
10
11 /**
12 * @file
13 * @brief Visibility control macros
14 */
15
16 #ifndef __LIBMEMCACHED_VISIBILITY_H
17 #define __LIBMEMCACHED_VISIBILITY_H
18
19 /**
20 *
21 * LIBMEMCACHED_API is used for the public API symbols. It either DLL imports or
22 * DLL exports (or does nothing for static build).
23 *
24 * LIBMEMCACHED_LOCAL is used for non-api symbols.
25 */
26
27 #if defined(BUILDING_LIBMEMCACHED)
28 # if defined(HAVE_VISIBILITY) && HAVE_VISIBILITY
29 # define LIBMEMCACHED_API __attribute__ ((visibility("default")))
30 # define LIBMEMCACHED_LOCAL __attribute__ ((visibility("hidden")))
31 # elif defined (__SUNPRO_C) && (__SUNPRO_C >= 0x550)
32 # define LIBMEMCACHED_API __global
33 # define LIBMEMCACHED_LOCAL __hidden
34 # elif defined(_MSC_VER)
35 # define LIBMEMCACHED_API extern __declspec(dllexport)
36 # define LIBMEMCACHED_LOCAL
37 # else
38 # define LIBMEMCACHED_API
39 # define LIBMEMCACHED_LOCAL
40 # endif /* defined(HAVE_VISIBILITY) */
41 #else /* defined(BUILDING_LIBMEMCACHED) */
42 # if defined(_MSC_VER)
43 # define LIBMEMCACHED_API extern __declspec(dllimport)
44 # define LIBMEMCACHED_LOCAL
45 # else
46 # define LIBMEMCACHED_API
47 # define LIBMEMCACHED_LOCAL
48 # endif /* defined(_MSC_VER) */
49 #endif /* defined(BUILDING_LIBMEMCACHED) */
50
51 #endif /* __LIBMEMCACHED_VISIBILITY_H */