memcmp_alias.c revision ff1c2857f14cb60d1463a4979e06c698135878f8
/* $Id: memcmp.cpp 17216 2007-01-10 16:40:30Z bird $ */
/** @file
* InnoTek Portable Runtime - No-CRT memcmp() alias for gcc.
*/
/*
* Copyright (C) 2006 InnoTek Systemberatung GmbH
*
* This file is part of VirtualBox Open Source Edition (OSE), as
* available from http://www.virtualbox.org. This file is free software;
* you can redistribute it and/or modify it under the terms of the GNU
* General Public License as published by the Free Software Foundation,
* in version 2 as it comes in the "COPYING" file of the VirtualBox OSE
* distribution. VirtualBox OSE is distributed in the hope that it will
* be useful, but WITHOUT ANY WARRANTY of any kind.
*
* If you received this file as part of a commercial VirtualBox
* distribution, then only the terms of your commercial VirtualBox
* license agreement apply instead of the previous paragraph.
*/
/*******************************************************************************
* Header Files *
*******************************************************************************/
#include <iprt/nocrt/string.h>
#undef memcmp
#if defined(__DARWIN__) || defined(__WIN__)
# ifndef __MINGW32__
# pragma weak memcmp
# endif
/* No alias support here (yet in the ming case). */
extern int (memcmp)(const void *pv1, const void *pv2, size_t cb)
{
return RT_NOCRT(memcmp)(pv1, pv2, cb);
}
#elif __GNUC__ >= 4
/* create a weak alias. */
__asm__(".weak memcmp\t\n"
" .set memcmp," RT_NOCRT_STR(memcmp) "\t\n");
#else
/* create a weak alias. */
extern __typeof(RT_NOCRT(memcmp)) memcmp __attribute__((weak, alias(RT_NOCRT_STR(memcmp))));
#endif