time_compat.h File Reference

#include "atomic_compat.h"

Include dependency graph for time_compat.h:

This graph shows which files directly or indirectly include this file:

Go to the source code of this file.

Macros
#define	timespecclear(tsp)   (tsp)->tv_sec = (tsp)->tv_nsec = 0
#define	timespecisset(tsp)   ((tsp)->tv_sec || (tsp)->tv_nsec)
#define	timespeccmp(tsp, usp, cmp)
#define	timespecadd(tsp, usp, vsp)
#define	timespecsub(tsp, usp, vsp)
#define	useconds_t2timespec(tsp, vsp)

Typedefs
typedef timeabs	timespanw

Macro Definition Documentation

timespecadd

#define timespecadd	(		tsp,
			usp,
			vsp
	)

Value:

do {                                                                         \
    (vsp)->tv_sec = (tsp)->tv_sec + (usp)->tv_sec;                             \
    (vsp)->tv_nsec = (tsp)->tv_nsec + (usp)->tv_nsec;                          \
    if ((vsp)->tv_nsec >= 1000000000L) {                                       \
      (vsp)->tv_sec++;                                                         \
      (vsp)->tv_nsec -= 1000000000L;                                           \
    }                                                                          \
  } while (0)

timespecclear

#define timespecclear

(

tsp

)

(tsp)->tv_sec = (tsp)->tv_nsec = 0

timespeccmp

#define timespeccmp	(		tsp,
			usp,
			cmp
	)

Value:

(((tsp)->tv_sec == (usp)->tv_sec) ? ((tsp)->tv_nsec cmp(usp)->tv_nsec)       \
                                    : ((tsp)->tv_sec cmp(usp)->tv_sec))

timespecisset

#define timespecisset

(

tsp

)

((tsp)->tv_sec || (tsp)->tv_nsec)

timespecsub

#define timespecsub	(		tsp,
			usp,
			vsp
	)

Value:

do {                                                                         \
    (vsp)->tv_sec = (tsp)->tv_sec - (usp)->tv_sec;                             \
    (vsp)->tv_nsec = (tsp)->tv_nsec - (usp)->tv_nsec;                          \
    if ((vsp)->tv_nsec < 0) {                                                  \
      (vsp)->tv_sec--;                                                         \
      (vsp)->tv_nsec += 1000000000L;                                           \
    }                                                                          \
  } while (0)

useconds_t2timespec

#define useconds_t2timespec	(		tsp,
			vsp
	)

Value:

do {                                                                         \
    (vsp)->tv_sec = *tsp / 1000000L;                                           \
    (vsp)->tv_nsec = (*tsp % 1000000L) * 1000;                                 \
  } while (0)

Typedef Documentation

timespanw

typedef timeabs timespanw