timev.h

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