png++  0.2.1
config.hpp
Go to the documentation of this file.
1 /*
2  * Copyright (C) 2008 Alex Shulgin
3  *
4  * This file is part of png++ the C++ wrapper for libpng. PNG++ is free
5  * software; the exact copying conditions are as follows:
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions are met:
9  *
10  * 1. Redistributions of source code must retain the above copyright notice,
11  * this list of conditions and the following disclaimer.
12  *
13  * 2. Redistributions in binary form must reproduce the above copyright
14  * notice, this list of conditions and the following disclaimer in the
15  * documentation and/or other materials provided with the distribution.
16  *
17  * 3. The name of the author may not be used to endorse or promote products
18  * derived from this software without specific prior written permission.
19  *
20  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
21  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
22  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
23  * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
24  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
25  * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
26  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
27  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
28  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
29  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30  */
31 #ifndef PNGPP_CONFIG_HPP_INCLUDED
32 #define PNGPP_CONFIG_HPP_INCLUDED
33 
34 // Endianness test
35 #if defined(__GLIBC__)
36 
37 #include <endian.h>
38 
39 #elif defined(__WIN32)
40 
41 #define __LITTLE_ENDIAN 1234
42 #define __BIG_ENDIAN 4321
43 #define __BYTE_ORDER __LITTLE_ENDIAN
44 
45 #elif defined(__APPLE__)
46 
47 #include <machine/endian.h>
48 #include <sys/_endian.h>
49 
50 #elif defined(__FreeBSD__)
51 
52 #include <machine/endian.h>
53 #include <sys/endian.h>
54 
55 #else
56 
57 #error Byte-order could not be detected.
58 
59 #endif
60 
61 #endif // PNGPP_CONFIG_HPP_INCLUDED