diff options
Diffstat (limited to 'system/include/libc/time.h')
| -rw-r--r-- | system/include/libc/time.h | 333 |
1 files changed, 96 insertions, 237 deletions
diff --git a/system/include/libc/time.h b/system/include/libc/time.h index 2548d6be..6b2a0693 100644 --- a/system/include/libc/time.h +++ b/system/include/libc/time.h @@ -1,273 +1,132 @@ -/* - * time.h - * - * Struct and function declarations for dealing with time. - */ - -#ifndef _TIME_H_ -#define _TIME_H_ - -#include "_ansi.h" -#include <sys/reent.h> - -#ifndef NULL -#define NULL 0 -#endif - -/* 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 -#define __need_size_t -#include <stddef.h> - -#include <sys/types.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; - /* XXX Emscripten */ - int tm_gmtoff; - char *tm_zone; -}; - -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 *_s, size_t _maxsize, const char *_fmt, const struct tm *_t)); - -char *_EXFUN(asctime_r, (const struct tm *, char *)); -char *_EXFUN(ctime_r, (const time_t *, char *)); -struct tm *_EXFUN(gmtime_r, (const time_t *, struct tm *)); -struct tm *_EXFUN(localtime_r, (const time_t *, struct tm *)); - -_END_STD_C +#ifndef _TIME_H +#define _TIME_H #ifdef __cplusplus extern "C" { #endif -#ifndef __STRICT_ANSI__ -char *_EXFUN(strptime, (const char *, const char *, struct tm *)); -_VOID _EXFUN(tzset, (_VOID)); -_VOID _EXFUN(_tzset_r, (struct _reent *)); +#include <features.h> -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; +#define NULL 0L -typedef struct __tzinfo_struct -{ - int __tznorth; - int __tzyear; - __tzrule_type __tzrule[2]; -} __tzinfo_type; +#define __NEED_size_t +#define __NEED_time_t +#define __NEED_clock_t -__tzinfo_type *_EXFUN (__gettzinfo, (_VOID)); - -/* getdate functions */ - -#ifdef HAVE_GETDATE -#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 */ - -/* getdate_r returns the error code as above */ -int _EXFUN(getdate_r, (const char *, struct tm *)); -#endif /* HAVE_GETDATE */ - -/* defines for the opengroup specifications Derived from Issue 1 of the SVID. */ -extern __IMPORT long _timezone; -extern __IMPORT int _daylight; -extern __IMPORT char *_tzname[2]; - -/* POSIX defines the external tzname being defined in time.h */ -#ifndef tzname -#define tzname _tzname -#endif -#ifndef timezone -#define timezone _timezone +#if defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) \ + || defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) \ + || defined(_BSD_SOURCE) +#define __NEED_struct_timespec +#define __NEED_clockid_t +#define __NEED_timer_t +#define __NEED_pid_t +#define __NEED_locale_t #endif -#endif /* !__STRICT_ANSI__ */ -#ifdef __cplusplus -} -#endif +#include <bits/alltypes.h> -#include <sys/features.h> - -#ifdef __CYGWIN__ -#include <cygwin/time.h> -#endif /*__CYGWIN__*/ - -#if defined(EMSCRIPTEN) || defined(_POSIX_TIMERS) - -#include <signal.h> - -#ifdef __cplusplus -extern "C" { +#if defined(_BSD_SOURCE) || defined(_GNU_SOURCE) +#define __tm_gmtoff tm_gmtoff +#define __tm_zone tm_zone #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 *evp, timer_t *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 *value, - struct itimerspec *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 */ - -#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 */ +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; + long __tm_gmtoff; + const char *__tm_zone; +}; -#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. */ +clock_t clock (void); +time_t time (time_t *); +double difftime (time_t, time_t); +time_t mktime (struct tm *); +size_t strftime (char *__restrict, size_t, const char *__restrict, const struct tm *__restrict); +struct tm *gmtime (const time_t *); +struct tm *localtime (const time_t *); +char *asctime (const struct tm *); +char *ctime (const time_t *); -/* Manifest Constants, P1003.1b-1993, p. 262 */ +#define CLOCKS_PER_SEC 1000000L -#define CLOCK_REALTIME (clockid_t)1 -/* Flag indicating time is "absolute" with respect to the clock - associated with a time. */ +#if defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) \ + || defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) \ + || defined(_BSD_SOURCE) -#define TIMER_ABSTIME 4 +size_t strftime_l (char * __restrict, size_t, const char * __restrict, const struct tm * __restrict, locale_t); -/* Manifest Constants, P1003.4b/D8, p. 55 */ +struct tm *gmtime_r (const time_t *__restrict, struct tm *__restrict); +struct tm *localtime_r (const time_t *__restrict, struct tm *__restrict); +char *asctime_r (const struct tm *__restrict, char *__restrict); +char *ctime_r (const time_t *, char *); -#if defined(_POSIX_CPUTIME) +void tzset (void); -/* 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. */ +struct itimerspec +{ + struct timespec it_interval; + struct timespec it_value; +}; -#define CLOCK_PROCESS_CPUTIME (clockid_t)2 +#define CLOCK_REALTIME 0 +#define CLOCK_MONOTONIC 1 +#define CLOCK_PROCESS_CPUTIME_ID 2 +#define CLOCK_THREAD_CPUTIME_ID 3 +#define CLOCK_MONOTONIC_RAW 4 +#define CLOCK_REALTIME_COURSE 5 +#define CLOCK_MONOTONIC_COURSE 6 +#define CLOCK_BOOTTIME 7 +#define CLOCK_REALTIME_ALARM 8 +#define CLOCK_BOOTTIME_ALARM 9 +#define CLOCK_SGI_CYCLE 10 +#define CLOCK_TAI 11 + +#define TIMER_ABSTIME 1 + +int nanosleep (const struct timespec *, struct timespec *); +int clock_getres (clockid_t, struct timespec *); +int clock_gettime (clockid_t, struct timespec *); +int clock_settime (clockid_t, const struct timespec *); +int clock_nanosleep (clockid_t, int, const struct timespec *, struct timespec *); +int clock_getcpuclockid (pid_t, clockid_t *); + +struct sigevent; +int timer_create (clockid_t, struct sigevent *__restrict, timer_t *__restrict); +int timer_delete (timer_t); +int timer_settime (timer_t, int, const struct itimerspec *__restrict, struct itimerspec *__restrict); +int timer_gettime (timer_t, struct itimerspec *); +int timer_getoverrun (timer_t); #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 (clockid_t)3 +#if defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) +char *strptime (const char *__restrict, const char *__restrict, struct tm *__restrict); +extern int daylight; +extern long timezone; +extern char *tzname[2]; +extern int getdate_err; +struct tm *getdate (const char *); #endif -#if defined(_POSIX_MONOTONIC_CLOCK) || defined(EMSCRIPTEN) - -/* 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 +#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE) +int stime(time_t *); +time_t timegm(struct tm *); #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 */ - -/* XXX Emscripten */ - -int _EXFUN(stime, (time_t *t)); -time_t _EXFUN(timegm, (struct tm *t)); -int _EXFUN(dysize, (int year)); - #ifdef __cplusplus } #endif -#endif /* _TIME_H_ */ +#endif |