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# config.hpp

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    00001 /*
    00002  * Copyright (C) 2008   Alex Shulgin
    00003  *
    00004  * This file is part of png++ the C++ wrapper for libpng.  PNG++ is free
    00005  * software; the exact copying conditions are as follows:
    00006  *
    00007  * Redistribution and use in source and binary forms, with or without
    00008  * modification, are permitted provided that the following conditions are met:
    00009  *
    00010  * 1. Redistributions of source code must retain the above copyright notice,
    00011  * this list of conditions and the following disclaimer.
    00012  *
    00013  * 2. Redistributions in binary form must reproduce the above copyright
    00014  * notice, this list of conditions and the following disclaimer in the
    00015  * documentation and/or other materials provided with the distribution.
    00016  *
    00017  * 3. The name of the author may not be used to endorse or promote products
    00018  * derived from this software without specific prior written permission.
    00019  *
    00020  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
    00021  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
    00022  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
    00023  * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
    00024  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
    00025  * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
    00026  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
    00027  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
    00028  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
    00029  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
    00030  */
    00031 #ifndef PNGPP_CONFIG_HPP_INCLUDED
    00032 #define PNGPP_CONFIG_HPP_INCLUDED
    00033
    00034 // Endianness test
    00035 #if defined(__GLIBC__)
    00036
    00037 #include <endian.h>
    00038
    00039 #elif defined(__WIN32)
    00040
    00041 #define __LITTLE_ENDIAN 1234
    00042 #define __BIG_ENDIAN    4321
    00043 #define __BYTE_ORDER __LITTLE_ENDIAN
    00044
    00045 #elif defined(__APPLE__)
    00046
    00047 #include <machine/endian.h>
    00048 #include <sys/_endian.h>
    00049
    00050 #elif defined(__FreeBSD__)
    00051
    00052 #include <machine/endian.h>
    00053 #include <sys/endian.h>
    00054
    00055 #else
    00056
    00057 #error Byte-order could not be detected.
    00058
    00059 #endif
    00060
    00061 #endif // PNGPP_CONFIG_HPP_INCLUDED