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[/] [openrisc/] [trunk/] [gnu-src/] [newlib-1.18.0/] [newlib/] [libc/] [include/] [time.h] - Rev 262
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/* * 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; }; 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 #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 *)); 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 #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 #endif /* !__STRICT_ANSI__ */ #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 *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 */ #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 (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 (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_ */
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