libmpdclient  2.17
compiler.h
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1 /* libmpdclient
2  (c) 2003-2018 The Music Player Daemon Project
3  This project's homepage is: http://www.musicpd.org
4 
5  Redistribution and use in source and binary forms, with or without
6  modification, are permitted provided that the following conditions
7  are met:
8 
9  - Redistributions of source code must retain the above copyright
10  notice, this list of conditions and the following disclaimer.
11 
12  - Redistributions in binary form must reproduce the above copyright
13  notice, this list of conditions and the following disclaimer in the
14  documentation and/or other materials provided with the distribution.
15 
16  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17  ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR
20  CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
21  EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
22  PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
23  PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
24  LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
25  NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
26  SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28 
37 #ifndef MPD_COMPILER_H
38 #define MPD_COMPILER_H
39 
40 #if !defined(SPARSE) && defined(__GNUC__) && __GNUC__ >= 3
41 
42 /* GCC 4.x */
43 
44 #define mpd_unused __attribute__((unused))
45 #define mpd_malloc __attribute__((malloc))
46 #define mpd_pure __attribute__((pure))
47 #define mpd_const __attribute__((const))
48 #define mpd_sentinel __attribute__((sentinel))
49 #define mpd_printf(a,b) __attribute__((format(printf, a, b)))
50 
51 #else
52 
53 /* generic C compiler */
54 
55 #define mpd_unused
56 #define mpd_malloc
57 #define mpd_pure
58 #define mpd_const
59 #define mpd_sentinel
60 #define mpd_printf(a,b)
61 
62 #endif
63 
64 #endif