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Diffstat (limited to 'include/iprt/nocrt/stdlib.h')
| -rw-r--r-- | include/iprt/nocrt/stdlib.h | 227 |
1 files changed, 227 insertions, 0 deletions
diff --git a/include/iprt/nocrt/stdlib.h b/include/iprt/nocrt/stdlib.h new file mode 100644 index 00000000..49868cbe --- /dev/null +++ b/include/iprt/nocrt/stdlib.h @@ -0,0 +1,227 @@ +/** @file + * IPRT / No-CRT - Our minimal stdlib.h. + */ + +/* + * 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 IPRT_INCLUDED_nocrt_stdlib_h +#define IPRT_INCLUDED_nocrt_stdlib_h +#ifndef RT_WITHOUT_PRAGMA_ONCE +# pragma once +#endif + +#include <iprt/assert.h> +#include <iprt/env.h> +#include <iprt/mem.h> +#include <iprt/nocrt/limits.h> + +RT_C_DECLS_BEGIN + +#define EXIT_SUCCESS RTEXITCODE_SUCCESS +#define EXIT_FAILURE RTEXITCODE_FAILURE + + +typedef void FNRTNOCRTATEXITCALLBACK(void) /*RT_NOEXCEPT*/; +typedef FNRTNOCRTATEXITCALLBACK *PFNRTNOCRTATEXITCALLBACK; +#if defined(_MSC_VER) && defined(RT_WITHOUT_NOCRT_WRAPPERS) /* Clashes with compiler internal prototype or smth. */ +int nocrt_atexit(PFNRTNOCRTATEXITCALLBACK) RT_NOEXCEPT; +# define atexit nocrt_atexit +#else +int RT_NOCRT(atexit)(PFNRTNOCRTATEXITCALLBACK) RT_NOEXCEPT; +#endif + +#if !defined(RT_WITHOUT_NOCRT_WRAPPERS) && !defined(RT_WITHOUT_NOCRT_WRAPPER_ALIASES) +# define atexit RT_NOCRT(atexit) +#endif + + +#ifdef IPRT_NO_CRT_FOR_3RD_PARTY +/* + * Only for external libraries and such. + */ + +DECLINLINE(void *) RT_NOCRT(malloc)(size_t cb) +{ + return RTMemAlloc(cb); +} + +DECLINLINE(void *) RT_NOCRT(calloc)(size_t cItems, size_t cbItem) +{ + return RTMemAllocZ(cItems * cbItem); /* caller responsible for overflow issues. */ +} + +DECLINLINE(void *) RT_NOCRT(realloc)(void *pvOld, size_t cbNew) +{ + return RTMemRealloc(pvOld, cbNew); +} + +DECLINLINE(void) RT_NOCRT(free)(void *pv) +{ + RTMemFree(pv); +} + +DECLINLINE(const char *) RT_NOCRT(getenv)(const char *pszVar) +{ + return RTEnvGet(pszVar); +} + +int RT_NOCRT(abs)(int) RT_NOEXCEPT; +long RT_NOCRT(labs)(long) RT_NOEXCEPT; +long long RT_NOCRT(llabs)(long long) RT_NOEXCEPT; +int RT_NOCRT(rand)(void) RT_NOEXCEPT; +void RT_NOCRT(srand)(unsigned) RT_NOEXCEPT; +long RT_NOCRT(strtol)(const char *psz, char **ppszNext, int iBase) RT_NOEXCEPT; +long long RT_NOCRT(strtoll)(const char *psz, char **ppszNext, int iBase) RT_NOEXCEPT; +unsigned long RT_NOCRT(strtoul)(const char *psz, char **ppszNext, int iBase) RT_NOEXCEPT; +unsigned long long RT_NOCRT(strtoull)(const char *psz, char **ppszNext, int iBase) RT_NOEXCEPT; +int RT_NOCRT(atoi)(const char *psz) RT_NOEXCEPT; +double RT_NOCRT(strtod)(const char *psz, char **ppszNext) RT_NOEXCEPT; +double RT_NOCRT(atof)(const char *psz) RT_NOEXCEPT; +void *RT_NOCRT(bsearch)(const void *pvKey, const void *pvBase, size_t cEntries, size_t cbEntry, + int (*pfnCompare)(const void *pvKey, const void *pvEntry)); +void RT_NOCRT(qsort)(void *pvBase, size_t cEntries, size_t cbEntry, + int (*pfnCompare)(const void *pv1, const void *pv2)); +void RT_NOCRT(qsort_r)(void *pvBase, size_t cEntries, size_t cbEntry, + int (*pfnCompare)(const void *pv1, const void *pv2, void *pvUser), void *pvUser); + +/* Map exit & abort onto fatal assert. */ +DECL_NO_RETURN(DECLINLINE(void)) RT_NOCRT(exit)(int iExitCode) { AssertFatalMsgFailed(("exit: iExitCode=%d\n", iExitCode)); } +DECL_NO_RETURN(DECLINLINE(void)) RT_NOCRT(abort)(void) { AssertFatalMsgFailed(("abort\n")); } + +/* + * Underscored versions: + */ +DECLINLINE(void *) RT_NOCRT(_malloc)(size_t cb) +{ + return RTMemAlloc(cb); +} + +DECLINLINE(void *) RT_NOCRT(_calloc)(size_t cItems, size_t cbItem) +{ + return RTMemAllocZ(cItems * cbItem); /* caller responsible for overflow issues. */ +} + +DECLINLINE(void *) RT_NOCRT(_realloc)(void *pvOld, size_t cbNew) +{ + return RTMemRealloc(pvOld, cbNew); +} + +DECLINLINE(void) RT_NOCRT(_free)(void *pv) +{ + RTMemFree(pv); +} + +DECLINLINE(const char *) RT_NOCRT(_getenv)(const char *pszVar) +{ + return RTEnvGet(pszVar); +} + +int RT_NOCRT(_abs)(int); +long RT_NOCRT(_labs)(long); +long long RT_NOCRT(_llabs)(long long); +int RT_NOCRT(_rand)(void); +void RT_NOCRT(_srand)(unsigned); +long RT_NOCRT(_strtol)(const char *psz, char **ppszNext, int iBase); +long long RT_NOCRT(_strtoll)(const char *psz, char **ppszNext, int iBase); +unsigned long RT_NOCRT(_strtoul)(const char *psz, char **ppszNext, int iBase); +unsigned long long RT_NOCRT(_strtoull)(const char *psz, char **ppszNext, int iBase); +int RT_NOCRT(_atoi)(const char *psz); +double RT_NOCRT(_strtod)(const char *psz, char **ppszNext); +double RT_NOCRT(_atof)(const char *psz); +void *RT_NOCRT(_bsearch)(const void *pvKey, const void *pvBase, size_t cEntries, size_t cbEntry, + int (*pfnCompare)(const void *pv1, const void *pv2)); +void RT_NOCRT(_qsort)(void *pvBase, size_t cEntries, size_t cbEntry, + int (*pfnCompare)(const void *pv1, const void *pv2)); +void RT_NOCRT(_qsort_r)(void *pvBase, size_t cEntries, size_t cbEntry, + int (*pfnCompare)(const void *pv1, const void *pv2, void *pvUser), void *pvUser); + +/* Map exit & abort onto fatal assert. */ +DECL_NO_RETURN(DECLINLINE(void)) RT_NOCRT(_exit)(int iExitCode) { AssertFatalMsgFailed(("_exit: iExitCode=%d\n", iExitCode)); } +DECL_NO_RETURN(DECLINLINE(void)) RT_NOCRT(_abort)(void) { AssertFatalMsgFailed(("_abort\n")); } + +/* Some windows CRT error control functions we totally ignore (only underscored): */ +# define _set_error_mode(a_Mode) (0) +# define _set_abort_behavior(a_fFlags, a_fMask) (0) + +/* + * No-CRT aliases. + */ +# if !defined(RT_WITHOUT_NOCRT_WRAPPERS) && !defined(RT_WITHOUT_NOCRT_WRAPPER_ALIASES) +# define malloc RT_NOCRT(malloc) +# define calloc RT_NOCRT(calloc) +# define realloc RT_NOCRT(realloc) +# define free RT_NOCRT(free) +# define getenv RT_NOCRT(getenv) +# define bsearch RT_NOCRT(bsearch) +# define exit RT_NOCRT(exit) +# define abort RT_NOCRT(abort) +# define abs RT_NOCRT(abs) +# define labs RT_NOCRT(labs) +# define llabs RT_NOCRT(llabs) +# define rand RT_NOCRT(rand) +# define srand RT_NOCRT(srand) +# define strtol RT_NOCRT(strtol) +# define strtoll RT_NOCRT(strtoll) +# define strtoul RT_NOCRT(strtoul) +# define strtoull RT_NOCRT(strtoull) +# define atoi RT_NOCRT(atoi) +# define strtod RT_NOCRT(strtod) +# define atof RT_NOCRT(atof) + +# define _malloc RT_NOCRT(malloc) +# define _calloc RT_NOCRT(calloc) +# define _realloc RT_NOCRT(realloc) +# define _free RT_NOCRT(free) +# define _getenv RT_NOCRT(getenv) +# define _bsearch RT_NOCRT(bsearch) +# define _exit RT_NOCRT(exit) +# define _abort RT_NOCRT(abort) +# define _abs RT_NOCRT(abs) +# define _labs RT_NOCRT(labs) +# define _llabs RT_NOCRT(llabs) +# define _rand RT_NOCRT(rand) +# define _srand RT_NOCRT(srand) +# define _strtol RT_NOCRT(strtol) +# define _strtoll RT_NOCRT(strtoll) +# define _strtoul RT_NOCRT(strtoul) +# define _strtoull RT_NOCRT(strtoull) +# define _atoi RT_NOCRT(atoi) +# define _strtod RT_NOCRT(strtod) +# define _atof RT_NOCRT(atof) +# endif + +#endif /* IPRT_NO_CRT_FOR_3RD_PARTY */ + + +RT_C_DECLS_END + +#endif /* !IPRT_INCLUDED_nocrt_stdlib_h */ |