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Y2038: add function __ctime64

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

	* include/time.h
	(__ctime64): Add.
	* time/gmtime.c
	(__ctime64): Add.
	[__TIMESIZE != 64] (ctime): Turn into a wrapper.
This commit is contained in:
Albert ARIBAUD (3ADEV) 2018-12-18 23:13:24 +01:00
parent a1d346ce0d
commit 7755e50411
3 changed files with 30 additions and 2 deletions
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6
ChangeLog
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@ -1,5 +1,11 @@
2018-12-18 Albert ARIBAUD <albert.aribaud@3adev.fr>
* include/time.h
(__ctime64): Add.
* time/gmtime.c
(__ctime64): Add.
[__TIMESIZE != 64] (ctime): Turn into a wrapper.
* include/time.h
(__gmtime64_r): Add.
* time/gmtime.c

7
include/time.h
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@ -57,6 +57,13 @@ extern time_t __mktime_internal (struct tm *__tp,
struct tm *),
long int *__offset) attribute_hidden;
#if __TIMESIZE == 64
# define __ctime64 ctime
#else
extern char *__ctime64 (const __time64_t *__timer) __THROW;
libc_hidden_proto (__ctime64);
#endif
#if __TIMESIZE == 64
# define __localtime64 localtime
#else

19
time/ctime.c
View File

@ -20,9 +20,24 @@
/* Return a string as returned by asctime which
is the representation of *T in that form. */
char *
ctime (const time_t *t)
__ctime64 (const __time64_t *t)
{
/* The C Standard says ctime (t) is equivalent to asctime (localtime (t)).
In particular, ctime and asctime must yield the same pointer. */
return asctime (localtime (t));
return asctime (__localtime64 (t));
}
/* Provide a 32-bit variant if needed. */
#if __TIMESIZE != 64
libc_hidden_def (__ctime64)
char *
ctime (const time_t *t)
{
__time64_t t64 = *t;
return __ctime64 (&t64);
}
#endif