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[PATCH 4/8] Y2038: add function __gmtime64
- From: "Albert ARIBAUD (3ADEV)" <albert dot aribaud at 3adev dot fr>
- To: libc-alpha at sourceware dot org
- Date: Wed, 21 Nov 2018 01:28:40 +0100
- Subject: [PATCH 4/8] Y2038: add function __gmtime64
- References: <20181121002844.14530-1-albert.aribaud@3adev.fr>
* include/time.h
(__gmtime64): Add.
* time/gmtime.c
(__gmtime64): Add.
(__gmtime): Compile only if __TIMERSIZE != 64.
---
include/time.h | 4 ++++
time/gmtime.c | 14 +++++++++++++-
2 files changed, 17 insertions(+), 1 deletion(-)
diff --git a/include/time.h b/include/time.h
index 34368295a9..553bf74828 100644
--- a/include/time.h
+++ b/include/time.h
@@ -78,6 +78,10 @@ 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
+#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.
diff --git a/time/gmtime.c b/time/gmtime.c
index bda09bc021..46db119e9c 100644
--- a/time/gmtime.c
+++ b/time/gmtime.c
@@ -25,13 +25,25 @@ __gmtime_r (const time_t *t, struct tm *tp)
{
return __tz_convert (*t, 0, tp);
}
+
libc_hidden_def (__gmtime_r)
weak_alias (__gmtime_r, gmtime_r)
+/* Return the `struct tm' representation of *T in UTC. */
+struct tm *
+__gmtime64 (const __time64_t *t)
+{
+ return __tz_convert (*t, 0, &_tmbuf);
+}
+
+/* Provide a 32-bit variant if needed */
+
+#if __TIMESIZE != 64
-/* Return the `struct tm' representation of *T in UTC. */
struct tm *
gmtime (const time_t *t)
{
return __tz_convert (*t, 0, &_tmbuf);
}
+
+#endif
--
2.17.1