genericopenlibs/openenvcore/libc/src/stdtime/asctime.c
author Pat Downey <patd@symbian.org>
Fri, 04 Jun 2010 16:20:51 +0100
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child 34 5fae379060a7
permissions -rw-r--r--
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/*
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* Copyright (c) 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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*
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*/
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#include <sys/cdefs.h>
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#ifndef lint
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#ifndef NOID
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static char	elsieid[] __unused = "@(#)asctime.c	7.9";
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#endif /* !defined NOID */
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#endif /* !defined lint */
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__FBSDID("$FreeBSD: src/lib/libc/stdtime/asctime.c,v 1.12 2004/06/14 10:31:52 stefanf Exp $");
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/*LINTLIBRARY*/
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#include "namespace.h"
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#include "private.h"
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#include "un-namespace.h"
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#include "tzfile.h"
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#ifdef __SYMBIAN32__
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#if (defined(__SYMBIAN32__) && (defined(__WINSCW__) || defined(__WINS__)))
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#include "libc_wsd_defs.h"
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#endif
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#ifdef EMULATOR
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GET_STATIC_ARRAY_FROM_TLS(result, char)
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#define result (GET_WSD_VAR_NAME(result, s)())
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#endif //EMULATOR
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#endif //__SYMBIAN32__
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/*
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** A la ISO/IEC 9945-1, ANSI/IEEE Std 1003.1, Second Edition, 1996-07-12.
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*/
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EXPORT_C
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char *
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asctime_r(timeptr, buf)
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const struct tm *	timeptr;
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char *			buf;
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{
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	static const char	wday_name[][3] = {
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		"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"
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	};
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	static const char	mon_name[][3] = {
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		"Jan", "Feb", "Mar", "Apr", "May", "Jun",
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		"Jul", "Aug", "Sep", "Oct", "Nov", "Dec"
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	};
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	const char *	wn;
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	const char *	mn;
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	#ifdef __SYMBIAN32__
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		if(timeptr==NULL)
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			return NULL;
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	#endif
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	if (timeptr->tm_wday < 0 || timeptr->tm_wday >= DAYSPERWEEK)
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		wn = "???";
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	else	wn = wday_name[timeptr->tm_wday];
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	if (timeptr->tm_mon < 0 || timeptr->tm_mon >= MONSPERYEAR)
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		mn = "???";
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	else	mn = mon_name[timeptr->tm_mon];
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	/*
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	** The X3J11-suggested format is
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	**	"%.3s %.3s%3d %02.2d:%02.2d:%02.2d %d\n"
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	** Since the .2 in 02.2d is ignored, we drop it.
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	*/
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	(void) sprintf(buf, "%.3s %.3s%3d %02d:%02d:%02d %d\n",
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		wn, mn,
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		timeptr->tm_mday, timeptr->tm_hour,
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		timeptr->tm_min, timeptr->tm_sec,
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		TM_YEAR_BASE + timeptr->tm_year);
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	return buf;
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}
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/*
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** A la X3J11, with core dump avoidance.
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*/
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EXPORT_C
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char *
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asctime(timeptr)
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const struct tm *	timeptr;
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{
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	/*
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	** Big enough for something such as
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	** ??? ???-2147483648 -2147483648:-2147483648:-2147483648 -2147483648\n
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	** (two three-character abbreviations, five strings denoting integers,
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	** three explicit spaces, two explicit colons, a newline,
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	** and a trailing ASCII nul).
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	*/
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#ifdef __SYMBIAN32__
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#ifndef EMULATOR
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	static char		result[3 * 2 + 5 * INT_STRLEN_MAXIMUM(int) +
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					3 + 2 + 1 + 1];
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#endif //EMULATOR
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#else
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	static char		result[3 * 2 + 5 * INT_STRLEN_MAXIMUM(int) +
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					3 + 2 + 1 + 1];
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#endif // __SYMBIAN32__
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	return asctime_r(timeptr, result);
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}
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EXPORT_C
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wchar_t *
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wasctime(timeptr)
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const struct tm *	timeptr;
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{
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	static wchar_t		wresult[3 * 2 + 5 * INT_STRLEN_MAXIMUM(int) +
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					3 + 2 + 1 + 1];
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	/*
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	** Big enough for something such as
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	** ??? ???-2147483648 -2147483648:-2147483648:-2147483648 -2147483648\n
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	** (two three-character abbreviations, five strings denoting integers,
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	** three explicit spaces, two explicit colons, a newline,
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	** and a trailing ASCII nul).
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	*/
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#ifdef __SYMBIAN32__
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#ifndef EMULATOR
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	static char	result[3 * 2 + 5 * INT_STRLEN_MAXIMUM(int) +
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					3 + 2 + 1 + 1];				
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	#endif //EMULATOR
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#else
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	static char	result[3 * 2 + 5 * INT_STRLEN_MAXIMUM(int) +
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					3 + 2 + 1 + 1];				
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#endif // __SYMBIAN32__
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	if (timeptr==NULL)
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		 return NULL;
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asctime_r(timeptr, result);
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mbstowcs(wresult, result, sizeof(wresult)/sizeof(wchar_t));
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return wresult;
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}