WindowsXP-SP1/base/crts/crtw32/time/ctime.c
2020-09-30 16:53:49 +02:00

60 lines
1.9 KiB
C

/***
*ctime.c - convert time argument into ASCII string
*
* Copyright (c) 1985-2001, Microsoft Corporation. All rights reserved.
*
*Purpose:
* contains ctime() - convert time value to string
*
*Revision History:
* 03-??-84 RLB initial version
* 05-??-84 DFW split off into seperate module
* 02-18-87 JCR put in NULL ptr support
* 04-10-87 JCR changed long declaration ot time_t and added const.
* 12-11-87 JCR Added "_LOAD_DS" to declaration
* 03-20-90 GJF Replaced _LOAD_DS with _CALLTYPE1, added #include
* <cruntime.h> and fixed the copyright. Also, cleaned
* up the formatting a bit.
* 05-21-90 GJF Fixed compiler warning.
* 10-04-90 GJF New-style function declarators.
* 04-06-93 SKS Replace _CRTAPI* with __cdecl
* 11-01-93 CFW Enable Unicode variant, rip out Cruiser.
* 08-30-99 PML Fix function header comment, detab.
*
*******************************************************************************/
#include <cruntime.h>
#include <time.h>
#include <stddef.h>
#include <tchar.h>
/***
*_TSCHAR *ctime(time) - converts a time stored as a long to a ASCII string
*
*Purpose:
* Converts a time stored as a time_t to an ASCII string of the form:
* Tue May 01 14:25:03 1984
*
*Entry:
* time_t *time - time value in XENIX format
*
*Exit:
* returns pointer to static string or NULL if time is before
* Jan 1 1980.
*
*Exceptions:
*
*******************************************************************************/
_TSCHAR * __cdecl _tctime (
const time_t *timp
)
{
struct tm *tmtemp;
if ((tmtemp=localtime(timp)) != NULL)
return(_tasctime((const struct tm *)tmtemp));
else
return(NULL);
}