diff options
Diffstat (limited to 'include/iprt/nocrt/new')
| -rw-r--r-- | include/iprt/nocrt/new | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/include/iprt/nocrt/new b/include/iprt/nocrt/new new file mode 100644 index 00000000..ce8929c4 --- /dev/null +++ b/include/iprt/nocrt/new @@ -0,0 +1,118 @@ +/** @file + * IPRT / No-CRT - Our own new header. + */ + +/* + * Copyright (C) 2006-2022 Oracle and/or its affiliates. + * + * This file is part of VirtualBox base platform packages, as + * available from https://www.virtualbox.org. + * + * This program 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 3 of the + * License. + * + * This program 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 + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <https://www.gnu.org/licenses>. + * + * The contents of this file may alternatively be used under the terms + * of the Common Development and Distribution License Version 1.0 + * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included + * in the VirtualBox distribution, in which case the provisions of the + * CDDL are applicable instead of those of the GPL. + * + * You may elect to license modified versions of this file under the + * terms and conditions of either the GPL or the CDDL or both. + * + * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0 + */ + +#ifndef VBOX_INCLUDED_SRC_nocrt_new +#define VBOX_INCLUDED_SRC_nocrt_new +#ifndef RT_WITHOUT_PRAGMA_ONCE +# pragma once +#endif + +#include <iprt/types.h> + + +/** MSC declares the operators as cdecl it seems. */ +#ifdef _MSC_VER +# define RT_NEW_DELETE_CDECL __cdecl +#else +# define RT_NEW_DELETE_CDECL +#endif + +/** MSC doesn't use the standard namespace. */ +#ifdef _MSC_VER +# define RT_NEW_DELETE_SIZE_T size_t +#else +# define RT_NEW_DELETE_SIZE_T std::size_t +#endif + +/** The hint that we're throwing std::bad_alloc is not apprecitated by MSC. */ +#ifdef RT_EXCEPTIONS_ENABLED +# ifdef _MSC_VER +# define RT_NEW_DELETE_THROWS_BAD_ALLOC +# define RT_NEW_DELETE_NOTHROW RT_NO_THROW_DEF +# else +# ifdef _GLIBCXX_THROW +# define RT_NEW_DELETE_THROWS_BAD_ALLOC _GLIBCXX_THROW(std::bad_alloc) +# elif defined(__cplusplus) && (__cplusplus + 0) < 201700 +# define RT_NEW_DELETE_THROWS_BAD_ALLOC throw(std::bad_alloc) +# else +# define RT_NEW_DELETE_THROWS_BAD_ALLOC noexcept(false) +# endif +# define RT_NEW_DELETE_NOTHROW throw() +# endif +#else /* !RT_EXCEPTIONS_ENABLED */ +# define RT_NEW_DELETE_THROWS_BAD_ALLOC +# define RT_NEW_DELETE_NOTHROW +#endif /* !RT_EXCEPTIONS_ENABLED */ + + +#ifdef IPRT_NO_CRT + +namespace std +{ + struct nothrow_t + { + explicit nothrow_t() + {} + }; + extern __declspec(selectany) nothrow_t const nothrow; +} + + +void *RT_NEW_DELETE_CDECL operator new(RT_NEW_DELETE_SIZE_T cb) RT_NEW_DELETE_THROWS_BAD_ALLOC; +void *RT_NEW_DELETE_CDECL operator new(RT_NEW_DELETE_SIZE_T cb, const std::nothrow_t &) RT_NEW_DELETE_NOTHROW; +void *RT_NEW_DELETE_CDECL operator new(RT_NEW_DELETE_SIZE_T cb, void *pvPlacement) RT_NEW_DELETE_NOTHROW; +void RT_NEW_DELETE_CDECL operator delete(void *pv) RT_NEW_DELETE_NOTHROW; +#ifdef __cpp_sized_deallocation +void RT_NEW_DELETE_CDECL operator delete(void *pv, RT_NEW_DELETE_SIZE_T cb) RT_NEW_DELETE_NOTHROW; +#endif +void RT_NEW_DELETE_CDECL operator delete(void *pv, const std::nothrow_t &) RT_NEW_DELETE_NOTHROW; + + +void *RT_NEW_DELETE_CDECL operator new[](RT_NEW_DELETE_SIZE_T cb) RT_NEW_DELETE_THROWS_BAD_ALLOC; +void *RT_NEW_DELETE_CDECL operator new[](RT_NEW_DELETE_SIZE_T cb, const std::nothrow_t &) RT_NEW_DELETE_NOTHROW; +void *RT_NEW_DELETE_CDECL operator new[](RT_NEW_DELETE_SIZE_T cb, void *pvPlacement) RT_NEW_DELETE_NOTHROW; +void RT_NEW_DELETE_CDECL operator delete[](void * pv) RT_NEW_DELETE_NOTHROW; +#ifdef __cpp_sized_deallocation +void RT_NEW_DELETE_CDECL operator delete[](void * pv, RT_NEW_DELETE_SIZE_T cb) RT_NEW_DELETE_NOTHROW; +#endif +void RT_NEW_DELETE_CDECL operator delete[](void *pv, const std::nothrow_t &) RT_NEW_DELETE_NOTHROW; + + +#else /* IPRT_NO_CRT */ +# include <new> +#endif /* IPRT_NO_CRT */ + +#endif /* !VBOX_INCLUDED_SRC_nocrt_new */ + |