windows-nt/Source/XPSP1/NT/base/crts/crtw32/time/strtime.c
2020-09-26 16:20:57 +08:00

84 lines
2.6 KiB
C

/***
*strtime.c - contains the function "_strtime()"
*
* Copyright (c) 1989-2001, Microsoft Corporation. All rights reserved.
*
*Purpose:
* contains the function _strtime()
*
*Revision History:
* 06-07-89 PHG Module created, based on asm version
* 03-20-90 GJF Made calling type _CALLTYPE1, added #include
* <cruntime.h> and fixed the copyright. Also, cleaned
* up the formatting a bit.
* 07-25-90 SBM Removed '32' from API names
* 10-04-90 GJF New-style function declarator.
* 12-04-90 SRW Changed to include <oscalls.h> instead of <doscalls.h>
* 12-06-90 SRW Added _CRUISER_ and _WIN32 conditionals.
* 05-19-92 DJM ifndef for POSIX build.
* 04-06-93 SKS Replace _CRTAPI* with __cdecl
* 11-01-93 CFW Enable Unicode variant, rip out Cruiser.
* 02-10-95 GJF Merged in Mac version.
* 05-17-99 PML Remove all Macintosh support.
*
*******************************************************************************/
#ifndef _POSIX_
#include <cruntime.h>
#include <time.h>
#include <tchar.h>
#include <oscalls.h>
/***
*_TSCHAR *_strtime(buffer) - return time in string form
*
*Purpose:
* _strtime() returns a string containing the time in "HH:MM:SS" form
*
*Entry:
* _TSCHAR *buffer = the address of a 9-byte user buffer
*
*Exit:
* returns buffer, which contains the time in "HH:MM:SS" form
*
*Exceptions:
*
*******************************************************************************/
_TSCHAR * __cdecl _tstrtime (
_TSCHAR *buffer
)
{
int hours, minutes, seconds;
SYSTEMTIME dt; /* Win32 time structure */
GetLocalTime(&dt);
hours = dt.wHour;
minutes = dt.wMinute;
seconds = dt.wSecond;
/* store the components of the time into the string */
/* store separators */
buffer[2] = buffer[5] = _T(':');
/* store end of string */
buffer[8] = _T('\0');
/* store tens of hour */
buffer[0] = (_TSCHAR) (hours / 10 + _T('0'));
/* store units of hour */
buffer[1] = (_TSCHAR) (hours % 10 + _T('0'));
/* store tens of minute */
buffer[3] = (_TSCHAR) (minutes / 10 + _T('0'));
/* store units of minute */
buffer[4] = (_TSCHAR) (minutes % 10 + _T('0'));
/* store tens of second */
buffer[6] = (_TSCHAR) (seconds / 10 + _T('0'));
/* store units of second */
buffer[7] = (_TSCHAR) (seconds % 10 + _T('0'));
return buffer;
}
#endif /* _POSIX_ */