os.h

/* Copyright (c) 2005-2013, Stefan Eilemann <eile@equalizergraphics.com>
 *
 * This library is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License version 2.1 as published
 * by the Free Software Foundation.
 *
 * This library is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
 * details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this library; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

#ifndef LUNCHBOX_OS_H
#define LUNCHBOX_OS_H

#include <lunchbox/defines.h>
#include <lunchbox/compiler.h>

#ifdef _WIN32
#  ifndef WIN32
#    define WIN32
#  endif
#  ifndef WIN32_API
#    define WIN32_API
#  endif
#  ifndef _MSC_VER
#    define USE_SYS_TYPES_FD_SET
#  endif
#  ifndef _WIN32_WINNT // Hopefully to higher than 0x500...
#     define _WIN32_WINNT 0x501 // => XP, for WM_XBUTTONDOWN and others
#  endif
#  ifndef _USE_MATH_DEFINES
#    define _USE_MATH_DEFINES
#  endif
#  ifndef WIN32_LEAN_AND_MEAN
#    define WIN32_LEAN_AND_MEAN
#  endif
#  ifndef NOMINMAX
#    define NOMINMAX
#  endif
#  include <winsock2.h>
#  include <windows.h>
#  include <windef.h>
#endif

#include <cmath>
#include <cstdio>
#include <cstdlib>

#ifndef _MSC_VER
#  include <stdint.h>
#  include <sys/param.h>  // for MIN/MAX
#  include <strings.h>
#endif

#ifdef __APPLE__
#  include <crt_externs.h>
#  define environ (*_NSGetEnviron())
#elif !defined(_WIN32)
extern "C" char **environ;
#endif

namespace lunchbox
{
static inline void setZero( void* ptr, const size_t size )
{
#ifdef _WIN32
    ::memset( ptr, 0, size );
#else
    ::bzero( ptr, size );
#endif
}
}

#endif //LUNCHBOX_OS_H