timev.h

   1 #ifndef RUBY_TIMEV_H
   2 #define RUBY_TIMEV_H
   3 #include "ruby/ruby.h"
   4
   5 struct vtm {
   6     VALUE year; /* 2000 for example.  Integer. */
   7     VALUE subsecx; /* 0 <= subsecx < TIME_SCALE.  possibly Rational. */
   8     VALUE utc_offset; /* -3600 as -01:00 for example.  possibly Rational. */
   9     VALUE zone; /* "JST", "EST", "EDT", etc. as String */
  10     unsigned int yday:9; /* 1..366 */
  11     unsigned int mon:4; /* 1..12 */
  12     unsigned int mday:5; /* 1..31 */
  13     unsigned int hour:5; /* 0..23 */
  14     unsigned int min:6; /* 0..59 */
  15     unsigned int sec:6; /* 0..60 */
  16     unsigned int wday:3; /* 0:Sunday, 1:Monday, ..., 6:Saturday 7:init */
  17     unsigned int isdst:2; /* 0:StandardTime 1:DayLightSavingTime 3:init */
  18
  19     /* Flags for struct time_object */
  20     unsigned int tzmode:3; /* 0:localtime 1:utc 2:fixoff 3:uninitialized */
  21     unsigned int tm_got:1;
  22 };
  23
  24 #define TIME_SCALE 1000000000
  25
  26 #ifndef TYPEOF_TIMEVAL_TV_SEC
  27 # define TYPEOF_TIMEVAL_TV_SEC time_t
  28 #endif
  29 #ifndef TYPEOF_TIMEVAL_TV_USEC
  30 # if INT_MAX >= 1000000
  31 # define TYPEOF_TIMEVAL_TV_USEC int
  32 # else
  33 # define TYPEOF_TIMEVAL_TV_USEC long
  34 # endif
  35 #endif
  36
  37 #if SIZEOF_TIME_T == SIZEOF_LONG
  38 typedef unsigned long unsigned_time_t;
  39 #elif SIZEOF_TIME_T == SIZEOF_INT
  40 typedef unsigned int unsigned_time_t;
  41 #elif SIZEOF_TIME_T == SIZEOF_LONG_LONG
  42 typedef unsigned LONG_LONG unsigned_time_t;
  43 #else
  44 # error cannot find integer type which size is same as time_t.
  45 #endif
  46
  47 /* strftime.c */
  48 #ifdef RUBY_ENCODING_H
  49 VALUE rb_strftime_timespec(const char *format, size_t format_len, rb_encoding *enc,
  50                            VALUE time, const struct vtm *vtm, struct timespec *ts, int gmt);
  51 VALUE rb_strftime(const char *format, size_t format_len, rb_encoding *enc,
  52                   VALUE time, const struct vtm *vtm, VALUE timev, int gmt);
  53 #endif
  54
  55 /* time.c */
  56 VALUE rb_time_zone_abbreviation(VALUE zone, VALUE time);
  57
  58 #endif