958a4e4eee
2002-09-14 Tim Prince <tprince@computer.org> PR libf2c/7384 * libU77/datetime_.c: Use GetLocalTime on MS-Windows. From-SVN: r57142
110 lines
3.3 KiB
C
110 lines
3.3 KiB
C
/* Copyright (C) 1997, 1998, 1999, 2001 Free Software Foundation, Inc.
|
|
This file is part of GNU Fortran libU77 library.
|
|
|
|
This library is free software; you can redistribute it and/or modify it
|
|
under the terms of the GNU Library General Public License as published
|
|
by the Free Software Foundation; either version 2 of the License, or
|
|
(at your option) any later version.
|
|
|
|
GNU Fortran 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
|
|
Library General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Library General Public
|
|
License along with GNU Fortran; see the file COPYING.LIB. If
|
|
not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
|
Boston, MA 02111-1307, USA. */
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
#include "config.h"
|
|
#endif
|
|
#include <stdio.h>
|
|
#include <sys/types.h>
|
|
#if TIME_WITH_SYS_TIME
|
|
# include <sys/time.h>
|
|
# include <time.h>
|
|
#else
|
|
# if HAVE_SYS_TIME_H
|
|
# include <sys/time.h>
|
|
# else
|
|
# include <time.h>
|
|
# endif
|
|
#endif
|
|
#if defined (_WIN32)
|
|
#include <windows.h>
|
|
#undef min
|
|
#undef max
|
|
#endif
|
|
#include "f2c.h"
|
|
|
|
void s_copy (register char *a, register char *b, ftnlen la, ftnlen lb);
|
|
|
|
int
|
|
G77_date_and_time_0 (char *date, char *fftime, char *zone,
|
|
integer * values, ftnlen date_len,
|
|
ftnlen fftime_len, ftnlen zone_len)
|
|
{
|
|
time_t lt = time (<);
|
|
struct tm ltime = *localtime (<), gtime = *gmtime (<);
|
|
char dat[9], zon[6], ftim[11];
|
|
int i, vals[8];
|
|
#if defined (_WIN32)
|
|
struct _SYSTEMTIME wdattim;
|
|
GetLocalTime(&wdattim);
|
|
vals[7] = wdattim.wMilliseconds;
|
|
#else
|
|
vals[7] = 0; /* no STDC/POSIX way to get this */
|
|
/* GNUish way; maybe use `ftime' on other systems. */
|
|
#endif
|
|
|
|
vals[0] = 1900 + ltime.tm_year;
|
|
vals[1] = 1 + ltime.tm_mon;
|
|
vals[2] = ltime.tm_mday;
|
|
/* fixme: year boundaries */
|
|
vals[3] = (ltime.tm_min - gtime.tm_min +
|
|
60 * (ltime.tm_hour - gtime.tm_hour +
|
|
24 * (ltime.tm_yday - gtime.tm_yday)));
|
|
vals[4] = ltime.tm_hour;
|
|
vals[5] = ltime.tm_min;
|
|
vals[6] = ltime.tm_sec;
|
|
#if HAVE_GETTIMEOFDAY
|
|
{
|
|
struct timeval tp;
|
|
# if GETTIMEOFDAY_ONE_ARGUMENT
|
|
if (!gettimeofday (&tp))
|
|
# else
|
|
# if HAVE_STRUCT_TIMEZONE
|
|
struct timezone tzp;
|
|
/* Some systems such as HPUX, do have struct timezone, but
|
|
gettimeofday takes void* as the 2nd arg. However, the effect
|
|
of passing anything other than a null pointer is unspecified on
|
|
HPUX. Configure checks if gettimeofday actually fails with a
|
|
non-NULL arg and pretends that struct timezone is missing if it
|
|
does fail. */
|
|
if (!gettimeofday (&tp, &tzp))
|
|
# else
|
|
if (!gettimeofday (&tp, (void *) 0))
|
|
# endif /* HAVE_STRUCT_TIMEZONE */
|
|
# endif /* GETTIMEOFDAY_ONE_ARGUMENT */
|
|
vals[7] = tp.tv_usec / 1000;
|
|
}
|
|
#endif /* HAVE_GETTIMEOFDAY */
|
|
if (values) /* null pointer for missing optional */
|
|
for (i = 0; i <= 7; i++)
|
|
values[i] = vals[i];
|
|
sprintf (dat, "%04d%02d%02d", vals[0], vals[1], vals[2]);
|
|
s_copy (date, dat, date_len, 8);
|
|
if (zone)
|
|
{
|
|
sprintf (zon, "%+03d%02d", vals[3] / 60, abs (vals[3] % 60));
|
|
s_copy (zone, zon, zone_len, 5);
|
|
}
|
|
if (fftime)
|
|
{
|
|
sprintf (ftim, "%02d%02d%02d.%03d", vals[4], vals[5], vals[6], vals[7]);
|
|
s_copy (fftime, ftim, fftime_len, 10);
|
|
}
|
|
return 0;
|
|
}
|