genericopenlibs/cstdlib/LINC/STDLIB_R.H
author Peter Fordham <peter.fordham@gmail.com>
Mon, 22 Mar 2010 12:54:15 -0700
branchCompilerCompatibility
changeset 11 8d1ef0d13f16
parent 0 e4d67989cc36
permissions -rw-r--r--
Bug 1697 - Restructed function control flow to aviod branching across initialization.
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/*
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* Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:
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* Extension of <stdlib.h> with reentrant functions.
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* 
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*
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*/
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/**
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 @file
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 @publishedAll
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 @released
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*/
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#ifndef _STDLIB_R_H_
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#define _STDLIB_R_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <stdlib.h>
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#include <sys/reent.h>
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/**
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EPOC32 malloc uses the thread heap, so it is already thread-safe
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and no _malloc_r variants are needed.
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*/
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#define _malloc_r(x,n)		malloc(n)
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#define _calloc_r(x,n,m)	calloc(n,m)
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#define _realloc_r(x,p,n)	realloc(p,n)
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#define _free_r(x,p)		free(p)
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IMPORT_C char*	_dtoa_r		(struct _reent *, double, int, int, int *, int*, char**);
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IMPORT_C void	_mstats_r	(struct _reent *, char *);
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IMPORT_C int	_system_r	(struct _reent *, const char *);
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IMPORT_C int	_wsystem_r	(struct _reent *, const wchar_t *);
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IMPORT_C int	_rand_r		(struct _reent *);
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IMPORT_C void	_srand_r	(struct _reent *, unsigned);
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IMPORT_C int	_setenv_r	(struct _reent *, const char *, const char *, int);
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IMPORT_C void	_unsetenv_r	(struct _reent *, const char *);
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IMPORT_C char*	_getenv_r	(struct _reent *, const char *);
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IMPORT_C int	_wsetenv_r	(struct _reent *, const wchar_t *, const wchar_t *, int);
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IMPORT_C void	_wunsetenv_r	(struct _reent *, const wchar_t *);
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IMPORT_C wchar_t*	_wgetenv_r	(struct _reent *, const wchar_t *);
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IMPORT_C unsigned long _strtoul_r(struct _reent *,const char *, char **, int);
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/**
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It's possible to override exit() by supplying abort(), exit() and _exit()
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The generic exit() and abort() routines look like
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void exit(int code) _ATTRIBUTE((noreturn))
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{
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	_atexit_processing_r(_REENT);
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 	_exit(code);
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}
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void abort(void) _ATTRIBUTE((noreturn))
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{
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	_exit(1);
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}
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which then allows your _exit() to capture all exits from ESTLIB, 
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except for __assert() which calls abort().
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*/
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IMPORT_C void _atexit_processing_r (struct _reent *);
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#ifdef __cplusplus
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}
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#endif
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#endif /* _STDLIB_R_H_ */