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moved newlibs include/time.h to here, insane-adding-machines/frosted#121
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brabo committed Mar 17, 2017
1 parent 8da817e commit 795d8d8
Showing 1 changed file with 228 additions and 19 deletions.
247 changes: 228 additions & 19 deletions include/time.h
Original file line number Diff line number Diff line change
@@ -1,31 +1,240 @@
/*
* This file is part of frosted shared kernel-userspace headers.
*
* frosted is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 2.1, as
* published by the Free Software Foundation.
*
*
* frosted is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with frosted. If not, see <http://www.gnu.org/licenses/>.
*
* Authors: brabo
* time.h
*
* Struct and function declarations for dealing with time.
*/

#ifndef _FROSTED_TIME_H_
#define _FROSTED_TIME_H_
#ifndef _TIME_H_

#include "_ansi.h"
#include <sys/reent.h>

#ifdef __cplusplus
extern "C" {
#endif

#ifndef NULL
#define NULL 0
#endif

/* Get _CLOCKS_PER_SEC_ */
#include <machine/time.h>
#include <sys/types.h>
#include <sys/timespec.h>

#ifndef __need_timespec

#define _TIME_H_ 1

#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>

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 *));

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 */

#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 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__ */

#include <sys/features.h>

//#if defined(_POSIX_TIMERS)

#include <signal.h>

/* Clocks, P1003.1b-1993, p. 263 */

int clock_settime(clockid_t clock_id, const struct timespec *tp);
int clock_gettime(clockid_t clock_id, struct timespec *tp);
int clock_getres(clockid_t clock_id, struct timespec *res);

typedef unsigned long clockid_t;
/* 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)0
#define CLOCK_MONOTONIC (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_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 /* ! __need_timespec */

#undef __need_timespec

#endif /* _TIME_H_ */

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