Remove "[Add new features here]" for 2.27
[glibc.git] / include / time.h
blob9956b82eb8828f0a40af8f7ecea4abaa8d1b28c8
1 #ifndef _TIME_H
2 #include <time/time.h>
4 #ifndef _ISOMAC
5 # include <bits/types/locale_t.h>
7 extern __typeof (strftime_l) __strftime_l;
8 libc_hidden_proto (__strftime_l)
9 extern __typeof (strptime_l) __strptime_l;
11 libc_hidden_proto (time)
12 libc_hidden_proto (asctime)
13 libc_hidden_proto (mktime)
14 libc_hidden_proto (timelocal)
15 libc_hidden_proto (localtime)
16 libc_hidden_proto (strftime)
17 libc_hidden_proto (strptime)
19 extern __typeof (clock_getres) __clock_getres;
20 extern __typeof (clock_gettime) __clock_gettime;
21 libc_hidden_proto (__clock_gettime)
22 extern __typeof (clock_settime) __clock_settime;
23 extern __typeof (clock_nanosleep) __clock_nanosleep;
24 extern __typeof (clock_getcpuclockid) __clock_getcpuclockid;
26 /* Now define the internal interfaces. */
27 struct tm;
29 /* Defined in mktime.c. */
30 extern const unsigned short int __mon_yday[2][13] attribute_hidden;
32 /* Defined in localtime.c. */
33 extern struct tm _tmbuf attribute_hidden;
35 /* Defined in tzset.c. */
36 extern char *__tzstring (const char *string);
38 extern int __use_tzfile attribute_hidden;
40 extern void __tzfile_read (const char *file, size_t extra,
41 char **extrap);
42 extern void __tzfile_compute (time_t timer, int use_localtime,
43 long int *leap_correct, int *leap_hit,
44 struct tm *tp);
45 extern void __tzfile_default (const char *std, const char *dst,
46 long int stdoff, long int dstoff);
47 extern void __tzset_parse_tz (const char *tz);
48 extern void __tz_compute (time_t timer, struct tm *tm, int use_localtime)
49 __THROW internal_function;
51 /* Subroutine of `mktime'. Return the `time_t' representation of TP and
52 normalize TP, given that a `struct tm *' maps to a `time_t' as performed
53 by FUNC. Keep track of next guess for time_t offset in *OFFSET. */
54 extern time_t __mktime_internal (struct tm *__tp,
55 struct tm *(*__func) (const time_t *,
56 struct tm *),
57 time_t *__offset);
58 extern struct tm *__localtime_r (const time_t *__timer,
59 struct tm *__tp) attribute_hidden;
61 extern struct tm *__gmtime_r (const time_t *__restrict __timer,
62 struct tm *__restrict __tp);
63 libc_hidden_proto (__gmtime_r)
65 /* Compute the `struct tm' representation of *T,
66 offset OFFSET seconds east of UTC,
67 and store year, yday, mon, mday, wday, hour, min, sec into *TP.
68 Return nonzero if successful. */
69 extern int __offtime (const time_t *__timer,
70 long int __offset,
71 struct tm *__tp);
73 extern char *__asctime_r (const struct tm *__tp, char *__buf);
74 extern void __tzset (void);
76 /* Prototype for the internal function to get information based on TZ. */
77 extern struct tm *__tz_convert (const time_t *timer, int use_localtime, struct tm *tp);
79 extern int __nanosleep (const struct timespec *__requested_time,
80 struct timespec *__remaining);
81 hidden_proto (__nanosleep)
82 extern int __nanosleep_nocancel (const struct timespec *__requested_time,
83 struct timespec *__remaining)
84 attribute_hidden;
85 extern int __getdate_r (const char *__string, struct tm *__resbufp);
88 /* Determine CLK_TCK value. */
89 extern int __getclktck (void);
92 /* strptime support. */
93 extern char * __strptime_internal (const char *rp, const char *fmt,
94 struct tm *tm, void *statep,
95 locale_t locparam)
96 internal_function;
98 extern double __difftime (time_t time1, time_t time0);
101 /* Use in the clock_* functions. Size of the field representing the
102 actual clock ID. */
103 #define CLOCK_IDFIELD_SIZE 3
105 #endif
106 #endif