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Diffstat (limited to 'newlib/libc/sys/linux/include/time.h')
| -rw-r--r-- | newlib/libc/sys/linux/include/time.h | 225 |
1 files changed, 225 insertions, 0 deletions
diff --git a/newlib/libc/sys/linux/include/time.h b/newlib/libc/sys/linux/include/time.h new file mode 100644 index 000000000..c27e502e6 --- /dev/null +++ b/newlib/libc/sys/linux/include/time.h @@ -0,0 +1,225 @@ +/* + * time.h + * + * Struct and function declarations for dealing with time. + */ + +#ifndef _TIME_H_ +#define _TIME_H_ + +#include "_ansi.h" +#include <sys/reent.h> +#include <sys/linux_time.h> + +#ifdef __cplusplus +extern "C" { +#endif + +#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> + +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; +}; + +#ifndef __timer_t_defined +# define __timer_t_defined 1 +typedef __timer_t timer_t; +#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 *_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 *)); + +#ifndef __STRICT_ANSI__ +char *_EXFUN(strptime, (const char *, const char *, struct tm *)); +_VOID _EXFUN(tzset, (_VOID)); +_VOID _EXFUN(_tzset_r, (struct _reent *)); + +/* getdate functions */ + +#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 *)); + +/* defines for the opengroup specifications Derived from Issue 1 of the SVID. */ +extern __IMPORT time_t _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 + +/* CYGWIN also exposes daylight and timezone in the name space */ +#ifdef __CYGWIN__ +#ifndef daylight +#define daylight _daylight +#endif +#if timezonevar +#ifndef timezone +#define timezone ((long int) _timezone) +#endif +#else +char *_EXFUN(timezone, (void)); +#endif +#endif /* __CYGWIN__ */ +#endif /* !__STRICT_ANSI__ */ + +#include <bits/posix_opt.h> + +#if defined(_POSIX_TIMERS) + +#include <signal.h> + +/* 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)); + +#endif /* _POSIX_TIMERS */ + +/* 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_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_ */ + |