kolibrios-fun/contrib/sdk/sources/newlib/libc/include/time.h
Sergey Semyonov (Serge) a1e1e82444 newlib: update
git-svn-id: svn://kolibrios.org@6666 a494cfbc-eb01-0410-851d-a64ba20cac60
2016-11-04 06:30:55 +00:00

304 lines
7.6 KiB
C

/*
* time.h
*
* Struct and function declarations for dealing with time.
*/
#ifndef _TIME_H_
#define _TIME_H_
#include "_ansi.h"
#include <sys/cdefs.h>
#include <sys/reent.h>
#define __need_size_t
#define __need_NULL
#include <stddef.h>
/* Get _CLOCKS_PER_SEC_ */
#include <machine/time.h>
#ifndef _CLOCKS_PER_SEC_
#define _CLOCKS_PER_SEC_ 1000
#endif
#define CLOCKS_PER_SEC _CLOCKS_PER_SEC_
#define CLK_TCK CLOCKS_PER_SEC
#include <sys/types.h>
#include <sys/timespec.h>
_BEGIN_STD_C
struct tm
{
int tm_sec;
int tm_min;
int tm_hour;
int tm_mday;
int tm_mon;
int tm_year;
int tm_wday;
int tm_yday;
int tm_isdst;
#ifdef __TM_GMTOFF
long __TM_GMTOFF;
#endif
#ifdef __TM_ZONE
const char *__TM_ZONE;
#endif
};
clock_t _EXFUN(clock, (void));
double _EXFUN(difftime, (time_t _time2, time_t _time1));
time_t _EXFUN(mktime, (struct tm *_timeptr));
time_t _EXFUN(time, (time_t *_timer));
#ifndef _REENT_ONLY
char *_EXFUN(asctime, (const struct tm *_tblock));
char *_EXFUN(ctime, (const time_t *_time));
struct tm *_EXFUN(gmtime, (const time_t *_timer));
struct tm *_EXFUN(localtime,(const time_t *_timer));
#endif
size_t _EXFUN(strftime, (char *__restrict _s,
size_t _maxsize, const char *__restrict _fmt,
const struct tm *__restrict _t));
char *_EXFUN(asctime_r, (const struct tm *__restrict,
char *__restrict));
char *_EXFUN(ctime_r, (const time_t *, char *));
struct tm *_EXFUN(gmtime_r, (const time_t *__restrict,
struct tm *__restrict));
struct tm *_EXFUN(localtime_r, (const time_t *__restrict,
struct tm *__restrict));
_END_STD_C
#ifdef __cplusplus
extern "C" {
#endif
#if __XSI_VISIBLE
char *_EXFUN(strptime, (const char *__restrict,
const char *__restrict,
struct tm *__restrict));
#endif
#if __POSIX_VISIBLE
_VOID _EXFUN(tzset, (_VOID));
#endif
_VOID _EXFUN(_tzset_r, (struct _reent *));
typedef struct __tzrule_struct
{
char ch;
int m;
int n;
int d;
int s;
time_t change;
long offset; /* Match type of _timezone. */
} __tzrule_type;
typedef struct __tzinfo_struct
{
int __tznorth;
int __tzyear;
__tzrule_type __tzrule[2];
} __tzinfo_type;
__tzinfo_type *_EXFUN (__gettzinfo, (_VOID));
/* getdate functions */
#ifdef HAVE_GETDATE
#if __XSI_VISIBLE >= 4
#ifndef _REENT_ONLY
#define getdate_err (*__getdate_err())
int *_EXFUN(__getdate_err,(_VOID));
struct tm * _EXFUN(getdate, (const char *));
/* getdate_err is set to one of the following values to indicate the error.
1 the DATEMSK environment variable is null or undefined,
2 the template file cannot be opened for reading,
3 failed to get file status information,
4 the template file is not a regular file,
5 an error is encountered while reading the template file,
6 memory allication failed (not enough memory available),
7 there is no line in the template that matches the input,
8 invalid input specification */
#endif /* !_REENT_ONLY */
#endif /* __XSI_VISIBLE >= 4 */
#if __GNU_VISIBLE
/* getdate_r returns the error code as above */
int _EXFUN(getdate_r, (const char *, struct tm *));
#endif /* __GNU_VISIBLE */
#endif /* HAVE_GETDATE */
/* defines for the opengroup specifications Derived from Issue 1 of the SVID. */
#if __SVID_VISIBLE || __XSI_VISIBLE
extern __IMPORT long _timezone;
extern __IMPORT int _daylight;
#endif
#if __POSIX_VISIBLE
extern __IMPORT char *_tzname[2];
/* POSIX defines the external tzname being defined in time.h */
#ifndef tzname
#define tzname _tzname
#endif
#endif /* __POSIX_VISIBLE */
#ifdef __cplusplus
}
#endif
#include <sys/features.h>
#ifdef __CYGWIN__
#include <cygwin/time.h>
#endif /*__CYGWIN__*/
#if defined(_POSIX_TIMERS)
#include <signal.h>
#ifdef __cplusplus
extern "C" {
#endif
/* Clocks, P1003.1b-1993, p. 263 */
int _EXFUN(clock_settime, (clockid_t clock_id, const struct timespec *tp));
int _EXFUN(clock_gettime, (clockid_t clock_id, struct timespec *tp));
int _EXFUN(clock_getres, (clockid_t clock_id, struct timespec *res));
/* Create a Per-Process Timer, P1003.1b-1993, p. 264 */
//int _EXFUN(timer_create,
// (clockid_t clock_id,
// struct sigevent *__restrict evp,
// timer_t *__restrict timerid));
/* Delete a Per_process Timer, P1003.1b-1993, p. 266 */
int _EXFUN(timer_delete, (timer_t timerid));
/* Per-Process Timers, P1003.1b-1993, p. 267 */
int _EXFUN(timer_settime,
(timer_t timerid, int flags,
const struct itimerspec *__restrict value,
struct itimerspec *__restrict ovalue));
int _EXFUN(timer_gettime, (timer_t timerid, struct itimerspec *value));
int _EXFUN(timer_getoverrun, (timer_t timerid));
/* High Resolution Sleep, P1003.1b-1993, p. 269 */
int _EXFUN(nanosleep, (const struct timespec *rqtp, struct timespec *rmtp));
#ifdef __cplusplus
}
#endif
#endif /* _POSIX_TIMERS */
#if defined(_POSIX_CLOCK_SELECTION)
#ifdef __cplusplus
extern "C" {
#endif
int _EXFUN(clock_nanosleep,
(clockid_t clock_id, int flags, const struct timespec *rqtp,
struct timespec *rmtp));
#ifdef __cplusplus
}
#endif
#endif /* _POSIX_CLOCK_SELECTION */
#ifdef __cplusplus
extern "C" {
#endif
/* CPU-time Clock Attributes, P1003.4b/D8, p. 54 */
/* values for the clock enable attribute */
#define CLOCK_ENABLED 1 /* clock is enabled, i.e. counting execution time */
#define CLOCK_DISABLED 0 /* clock is disabled */
/* values for the pthread cputime_clock_allowed attribute */
#define CLOCK_ALLOWED 1 /* If a thread is created with this value a */
/* CPU-time clock attached to that thread */
/* shall be accessible. */
#define CLOCK_DISALLOWED 0 /* If a thread is created with this value, the */
/* thread shall not have a CPU-time clock */
/* accessible. */
/* Manifest Constants, P1003.1b-1993, p. 262 */
#define CLOCK_REALTIME (clockid_t)1
/* Flag indicating time is "absolute" with respect to the clock
associated with a time. */
#define TIMER_ABSTIME 4
/* Manifest Constants, P1003.4b/D8, p. 55 */
#if defined(_POSIX_CPUTIME)
/* When used in a clock or timer function call, this is interpreted as
the identifier of the CPU_time clock associated with the PROCESS
making the function call. */
#define CLOCK_PROCESS_CPUTIME_ID (clockid_t)2
#endif
#if defined(_POSIX_THREAD_CPUTIME)
/* When used in a clock or timer function call, this is interpreted as
the identifier of the CPU_time clock associated with the THREAD
making the function call. */
#define CLOCK_THREAD_CPUTIME_ID (clockid_t)3
#endif
#if defined(_POSIX_MONOTONIC_CLOCK)
/* The identifier for the system-wide monotonic clock, which is defined
* as a clock whose value cannot be set via clock_settime() and which
* cannot have backward clock jumps. */
#define CLOCK_MONOTONIC (clockid_t)4
#endif
#if defined(_POSIX_CPUTIME)
/* Accessing a Process CPU-time CLock, P1003.4b/D8, p. 55 */
int _EXFUN(clock_getcpuclockid, (pid_t pid, clockid_t *clock_id));
#endif /* _POSIX_CPUTIME */
#if defined(_POSIX_CPUTIME) || defined(_POSIX_THREAD_CPUTIME)
/* CPU-time Clock Attribute Access, P1003.4b/D8, p. 56 */
int _EXFUN(clock_setenable_attr, (clockid_t clock_id, int attr));
int _EXFUN(clock_getenable_attr, (clockid_t clock_id, int *attr));
#endif /* _POSIX_CPUTIME or _POSIX_THREAD_CPUTIME */
#ifdef __cplusplus
}
#endif
#endif /* _TIME_H_ */