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Y2038: add function __gmtime64 

Tested with 'make check' on x86_64-linux-gnu and i686-linux.gnu.

	* include/time.h
	(__gmtime64): Add.
	* time/gmtime.c
	(__gmtime64): Add.
	[__TIMESIZE != 64] (__gmtime): Turn into a wrapper.
This commit is contained in:
Albert ARIBAUD (3ADEV) 2018-12-18 23:11:40 +01:00
parent 64c2277d2e
commit 131db8b0c8
3 changed files with 30 additions and 3 deletions
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6
ChangeLog
View File

@ -1,5 +1,11 @@
2018-12-18 Albert ARIBAUD <albert.aribaud@3adev.fr>
* include/time.h
(__gmtime64): Add.
* time/gmtime.c
(__gmtime64): Add.
[__TIMESIZE != 64] (__gmtime): Turn into a wrapper.
* include/time.h
(__localtime64_r): Add.
* time/localtime.c

7
include/time.h
View File

@ -79,6 +79,13 @@ extern struct tm *__gmtime_r (const time_t *__restrict __timer,
struct tm *__restrict __tp);
libc_hidden_proto (__gmtime_r)
#if __TIMESIZE == 64
# define __gmtime64 gmtime
#else
extern struct tm *__gmtime64 (const __time64_t *__timer);
libc_hidden_proto (__gmtime64)
#endif
/* Compute the `struct tm' representation of T,
offset OFFSET seconds east of UTC,
and store year, yday, mon, mday, wday, hour, min, sec into *TP.

20
time/gmtime.c
View File

@ -28,10 +28,24 @@ __gmtime_r (const time_t *t, struct tm *tp)
libc_hidden_def (__gmtime_r)
weak_alias (__gmtime_r, gmtime_r)
/* Return the `struct tm' representation of *T in UTC. */
/* Return the `struct tm' representation of *T in UTC. */
struct tm *
gmtime (const time_t *t)
__gmtime64 (const __time64_t *t)
{
return __tz_convert (*t, 0, &_tmbuf);
}
/* Provide a 32-bit variant if needed. */
#if __TIMESIZE != 64
libc_hidden_def (__gmtime64)
struct tm *
gmtime (const time_t *t)
{
__time64_t t64 = *t;
return __gmtime64 (&t64);
}
#endif