249 lines
6.1 KiB
C++
249 lines
6.1 KiB
C++
// This may look like C code, but it is really -*- C++ -*-
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// ------------------------------------------------------------------
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// The Goldware Library
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// Copyright (C) 1990-1999 Odinn Sorensen
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// Copyright (C) 1999-2000 Alexander S. Aganichev
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// ------------------------------------------------------------------
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Library General Public
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// License as published by the Free Software Foundation; either
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// version 2 of the License, or (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Library General Public License for more details.
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//
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// You should have received a copy of the GNU Library General Public
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// License along with this program; if not, write to the Free
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// Software Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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// MA 02111-1307, USA
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// ------------------------------------------------------------------
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// $Id$
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// ------------------------------------------------------------------
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// Time utility functions.
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// ------------------------------------------------------------------
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#ifndef __gtimall_h
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#define __gtimall_h
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// ------------------------------------------------------------------
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#include <ctime>
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#include <cstddef>
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#include <gdefs.h>
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#ifdef __UNIX__
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#include <unistd.h>
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#include <sys/times.h>
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#endif
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#ifdef __OS2__
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#define INCL_BASE
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#include <os2.h>
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#endif
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#ifdef __WIN32__
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#include <windows.h>
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#endif
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#if defined(_MSC_VER) && (_MSC_VER >= 1400)
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#include <time.h>
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#endif
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#include "gstrall.h"
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// ------------------------------------------------------------------
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typedef long Clock;
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// ------------------------------------------------------------------
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#if defined(GOLD_CANPACK)
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#pragma pack(1)
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#endif
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// ------------------------------------------------------------------
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// DOS "findfirst" timestamp
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struct gfiletime {
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unsigned ft_tsec : 5; // Second / 2
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unsigned ft_min : 6; // Minutes
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unsigned ft_hour : 5; // Hours
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unsigned ft_day : 5; // Days
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unsigned ft_month : 4; // Months
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unsigned ft_year : 7; // Year - 80
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const char* c_str(char* buf);
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dword number() { return *(dword*)this; }
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};
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typedef gfiletime FFTime;
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// ------------------------------------------------------------------
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// Opus DOS-style file timestamp
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struct gopustime {
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unsigned ft_day : 5; // Days
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unsigned ft_month : 4; // Months
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unsigned ft_year : 7; // Year - 80
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unsigned ft_tsec : 5; // Second / 2
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unsigned ft_min : 6; // Minutes
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unsigned ft_hour : 5; // Hours
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const char* c_str(char* buf);
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dword number() { return *(dword*)this; }
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};
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typedef gopustime FTime;
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// ------------------------------------------------------------------
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#if defined(GOLD_CANPACK)
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#pragma pack()
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#endif
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// ------------------------------------------------------------------
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// Externs for strftimei()
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extern char* __gsweekday[];
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extern char* __glweekday[];
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extern char* __gsmonth[];
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extern char* __glmonth[];
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extern char* __gampm[];
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extern char* gsweekday[];
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extern char* glweekday[];
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extern char* gsmonth[];
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extern char* glmonth[];
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extern char* gampm[];
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extern const char* gmonths[];
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// ------------------------------------------------------------------
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// Prototypes
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inline void ggmtime(struct tm *_tm, const time32_t *timep)
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{
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const time_t temp(*timep);
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#if defined(_MSC_VER) && (_MSC_VER >= 1400)
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if (0 != gmtime_s(_tm, &temp))
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{
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const time_t zero(0);
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gmtime_s(_tm, &zero);
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}
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#else
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struct tm *time = gmtime(&temp);
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#if defined(__WIN32__)
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if (NULL == time)
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{
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const time_t zero(0);
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time = gmtime(&zero);
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}
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#endif
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*_tm = *time;
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#endif
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}
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inline void glocaltime(struct tm *_tm, const time32_t *timep)
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{
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const time_t temp(*timep);
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#if defined(_MSC_VER) && (_MSC_VER >= 1400)
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if (0 != localtime_s(_tm, &temp))
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{
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const time_t zero(0);
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localtime_s(_tm, &zero);
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}
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#else
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struct tm *time = localtime(&temp);
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#if defined(__WIN32__)
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if (NULL == time)
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{
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const time_t zero(0);
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time = localtime(&zero);
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}
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#endif
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*_tm = *time;
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#endif
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}
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inline void gctime(TCHAR *buffer, size_t sizeInChars, const time32_t *timep)
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{
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const time_t temp(*timep);
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#if defined(_MSC_VER) && (_MSC_VER >= 1400)
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if (0 != _tctime_s(buffer, sizeInChars, &temp))
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{
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const time_t zero(0);
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_tctime_s(buffer, sizeInChars, &zero);
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}
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#else
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const char *time = ctime(&temp);
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#if defined(__WIN32__)
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if (NULL == time)
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{
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const time_t zero(0);
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time = _tctime(&zero);
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}
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#endif
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strxcpy(buffer, time, sizeInChars);
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#endif
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}
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inline time32_t gtime(time32_t *timep)
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{
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time32_t temp = (time32_t)time(NULL);
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return timep ? *timep = temp : temp;
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}
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inline time32_t gmktime(struct tm *timep)
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{
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return (time32_t)mktime(timep);
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}
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#if defined(__OS2__)
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inline void usleep(int duration) { DosSleep(duration); }
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#elif (defined(__MINGW32__) && __GNUC__*100+__GNUC_MINOR__ < 304) || defined(_MSC_VER)
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inline void usleep(long duration) { Sleep(duration); }
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#endif
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#ifndef CLK_TCK
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#define CLK_TCK CLOCKS_PER_SEC
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#endif
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#ifdef __UNIX__
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inline Clock gclock() { struct tms z; return Clock(times(&z)*10/sysconf(_SC_CLK_TCK)); }
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#else
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inline Clock gclock() { return Clock(clock()*10/CLK_TCK); }
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#endif
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int str2mon(const char* ptr) __attribute__ ((const));
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int tzoffset();
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char* strftimei(char* s, size_t maxsize, const char* fmt, const struct tm* t); // __attribute__ ((format (strftime, 3, 0)));
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FTime TimeToFTime(time32_t __time) __attribute__ ((const));
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time32_t FTimeToTime(FTime* __ftime, struct tm* __tm=NULL);
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time32_t FidoTimeToUnix(char* __fidotime);
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char* FTimeToStr(char* buf, FTime &t);
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char* TimeToStr(char* buf, time32_t t);
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// ------------------------------------------------------------------
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long YMD2JDN(unsigned yr, unsigned mo, unsigned day) __attribute__ ((const));
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void JDN2YMD(long scalar, unsigned *yr, unsigned *mo, unsigned *day);
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// ------------------------------------------------------------------
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#endif
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// ------------------------------------------------------------------
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