include/time.h

   1 #ifndef _TIME_H
   2 #if defined __need_time_t  || defined __need_clock_t || defined __need_timespec
   3 # include <time/time.h>
   4 #else
   5 # include <time/time.h>
   6
   7 extern __typeof (strftime_l) __strftime_l;
   8 extern __typeof (strptime_l) __strptime_l;
   9
  10 libc_hidden_proto (time)
  11 libc_hidden_proto (asctime)
  12 libc_hidden_proto (mktime)
  13 libc_hidden_proto (timelocal)
  14 libc_hidden_proto (localtime)
  15 libc_hidden_proto (strftime)
  16 libc_hidden_proto (strptime)
  17
  18 /* Now define the internal interfaces.  */
  19 struct tm;
  20
  21 /* Defined in mktime.c.  */
  22 extern const unsigned short int __mon_yday[2][13] attribute_hidden;
  23
  24 /* Defined in localtime.c.  */
  25 extern struct tm _tmbuf attribute_hidden;
  26
  27 /* Defined in tzset.c.  */
  28 extern char *__tzstring (const char *string);
  29
  30 /* Defined in tzset.c. */
  31 extern size_t __tzname_cur_max attribute_hidden;
  32
  33
  34 extern int __use_tzfile attribute_hidden;
  35
  36 extern void __tzfile_read (const char *file, size_t extra,
  37                            char **extrap);
  38 extern int __tzfile_compute (time_t timer, int use_localtime,
  39                              long int *leap_correct, int *leap_hit,
  40                              struct tm *tp);
  41 extern void __tzfile_default (const char *std, const char *dst,
  42                               long int stdoff, long int dstoff);
  43
  44 /* Subroutine of `mktime'.  Return the `time_t' representation of TP and
  45    normalize TP, given that a `struct tm *' maps to a `time_t' as performed
  46    by FUNC.  Keep track of next guess for time_t offset in *OFFSET.  */
  47 extern time_t __mktime_internal (struct tm *__tp,
  48                                  struct tm *(*__func) (const time_t *,
  49                                                        struct tm *),
  50                                  time_t *__offset);
  51 extern struct tm *__localtime_r (__const time_t *__timer,
  52                                  struct tm *__tp) attribute_hidden;
  53
  54 extern struct tm *__gmtime_r (__const time_t *__restrict __timer,
  55                               struct tm *__restrict __tp);
  56 libc_hidden_proto (__gmtime_r)
  57
  58 /* Compute the `struct tm' representation of *T,
  59    offset OFFSET seconds east of UTC,
  60    and store year, yday, mon, mday, wday, hour, min, sec into *TP.
  61    Return nonzero if successful.  */
  62 extern int __offtime (__const time_t *__timer,
  63                       long int __offset,
  64                       struct tm *__tp);
  65
  66 extern char *__asctime_r (__const struct tm *__tp, char *__buf);
  67 extern void __tzset (void);
  68
  69 /* Prototype for the internal function to get information based on TZ.  */
  70 extern struct tm *__tz_convert (const time_t *timer, int use_localtime, struct tm *tp);
  71
  72 /* Return the maximum length of a timezone name.
  73    This is what `sysconf (_SC_TZNAME_MAX)' does.  */
  74 extern long int __tzname_max (void);
  75
  76 extern int __nanosleep (__const struct timespec *__requested_time,
  77                         struct timespec *__remaining);
  78 extern int __getdate_r (__const char *__string, struct tm *__resbufp);
  79
  80
  81 /* Determine CLK_TCK value.  */
  82 extern int __getclktck (void);
  83 #endif
  84 #endif