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/** @file
* IPRT / No-CRT - Our minimal stdlib.h.
*/
/*
* Copyright (C) 2006-2025 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 */
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