dos_compilers/Microsoft QuickC v251/INCLUDE/TIME.H
2024-07-02 08:12:15 -07:00

115 lines
3.0 KiB
C

/***
*time.h - definitions/declarations for time routines
*
* Copyright (c) 1985-1990, Microsoft Corporation. All rights reserved.
*
*Purpose:
* This file contains the various declarations and definitions
* for the time routines.
* [ANSI/System V]
*
****/
#if defined(_DLL) && !defined(_MT)
#error Cannot define _DLL without _MT
#endif
#ifdef _MT
#define _FAR_ _far
#else
#define _FAR_
#endif
/* implementation defined time types */
#ifndef _TIME_T_DEFINED
typedef long time_t;
#define _TIME_T_DEFINED
#endif
#ifndef _CLOCK_T_DEFINED
typedef long clock_t;
#define _CLOCK_T_DEFINED
#endif
#ifndef _SIZE_T_DEFINED
typedef unsigned int size_t;
#define _SIZE_T_DEFINED
#endif
/* structure for use with localtime(), gmtime(), etc. */
#ifndef _TM_DEFINED
struct tm {
int tm_sec; /* seconds after the minute - [0,59] */
int tm_min; /* minutes after the hour - [0,59] */
int tm_hour; /* hours since midnight - [0,23] */
int tm_mday; /* day of the month - [1,31] */
int tm_mon; /* months since January - [0,11] */
int tm_year; /* years since 1900 */
int tm_wday; /* days since Sunday - [0,6] */
int tm_yday; /* days since January 1 - [0,365] */
int tm_isdst; /* daylight savings time flag */
};
#define _TM_DEFINED
#endif
/* define NULL pointer value */
#ifndef NULL
#if (_MSC_VER >= 600)
#define NULL ((void *)0)
#elif (defined(M_I86SM) || defined(M_I86MM))
#define NULL 0
#else
#define NULL 0L
#endif
#endif
/* clock ticks macro - ANSI version */
#define CLOCKS_PER_SEC 1000
/* clock ticks macro - archaic version */
#define CLK_TCK 1000
/* extern declarations for the global variables used by the ctime family of
* routines.
*/
#ifdef _DLL
extern int _FAR_ _cdecl daylight; /* non-zero if daylight savings time is used */
extern long _FAR_ _cdecl timezone; /* difference in seconds between GMT and local time */
extern char _FAR_ * _FAR_ _cdecl tzname[2]; /* standard/daylight savings time zone names */
#else
extern int _near _cdecl daylight; /* non-zero if daylight savings time is used */
extern long _near _cdecl timezone; /* difference in seconds between GMT and local time */
extern char * _near _cdecl tzname[2]; /* standard/daylight savings time zone names */
#endif
/* function prototypes */
#ifdef _MT
double _FAR_ _pascal difftime(time_t, time_t);
#else
double _FAR_ _cdecl difftime(time_t, time_t);
#endif
char _FAR_ * _FAR_ _cdecl asctime(const struct tm _FAR_ *);
char _FAR_ * _FAR_ _cdecl ctime(const time_t _FAR_ *);
clock_t _FAR_ _cdecl clock(void);
struct tm _FAR_ * _FAR_ _cdecl gmtime(const time_t _FAR_ *);
struct tm _FAR_ * _FAR_ _cdecl localtime(const time_t _FAR_ *);
time_t _FAR_ _cdecl mktime(struct tm _FAR_ *);
size_t _FAR_ _cdecl strftime(char _FAR_ *, size_t, const char _FAR_ *,
const struct tm _FAR_ *);
char _FAR_ * _FAR_ _cdecl _strdate(char _FAR_ *);
char _FAR_ * _FAR_ _cdecl _strtime(char _FAR_ *);
time_t _FAR_ _cdecl time(time_t _FAR_ *);
void _FAR_ _cdecl tzset(void);