ciabatta/include/time.h

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#pragma once
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// 7.29.1 p.2: Macros
#define __STDC_VERSION_TIME_H__ 202311L
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#if !defined(NULL)
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#define NULL ((void *)0)
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#endif
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#define CLOCKS_PER_SEC ((clock_t)1000000)
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#define TIME_UTC 1
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#define TIME_MONOTONIC 2
#define TIME_ACTIVE 3
#define TIME_THREAD_ACTIVE 4
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// 7.29.1 p.4: Types
#if defined(_WIN32)
typedef unsigned long long size_t;
#else
typedef unsigned long size_t;
#endif
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typedef unsigned long long clock_t;
typedef unsigned long long time_t;
#if !defined(_timespec_defined)
#define _timespec_defined
struct timespec {
time_t tv_sec;
long tv_nsec;
};
#endif
#if !defined(_tm_defined)
#define _tm_defined
struct tm {
int tm_sec;
int tm_min;
int tm_hour;
int tm_mon;
int tm_mday;
int tm_year;
int tm_wday;
int tm_yday;
int tm_isdst;
};
#endif
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// Basic timer functions
clock_t clock(void);
time_t time(time_t *timer);
double difftime(time_t time1, time_t time0);
// Human-readable time functions
time_t mktime(struct tm *timeptr);
struct tm *gmtime(const time_t *timer);
struct tm *localtime(const time_t *timer);
// Timespec functions
int timespec_get(struct timespec *ts, int base);
int timespec_getres(struct timespec *ts, int base);
// Time formatting functions
char *asctime(const struct tm *timeptr);
char *ctime(const time_t *timer);
size_t strftime(char *restrict str, size_t sz, const char *restrict fmt, const struct tm *restrict time);
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#ifdef __STDC_WANT_LIB_EXT1__
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errno_t asctime_s(char *s, rsize_t maxsize, const struct tm *timeptr);
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errno_t ctime_s(char *s, rsize_t maxsize, const time_t *timer);
struct tm *gmtime_s(const time_t * restrict timer, struct tm * restrict result);
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struct tm *localtime_s(const time_t * restrict timer, struct tm * restrict result);
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#endif