From: "Albert ARIBAUD (3ADEV)" <albert.aribaud@3adev.fr>
To: libc-alpha@sourceware.org
Cc: "Albert ARIBAUD (3ADEV)" <albert.aribaud@3adev.fr>
Subject: [RFC PATCH 31/52] Y2038: add function __gettimeofday_t64
Date: Thu, 07 Sep 2017 22:44:00 -0000 [thread overview]
Message-ID: <20170907224219.12483-32-albert.aribaud@3adev.fr> (raw)
In-Reply-To: <20170907224219.12483-31-albert.aribaud@3adev.fr>
Implementing a 64-bit settimeofday requires adding a new
file to build under time/ and we cannot name that new file
'settimeofday.c' or it will break the 32-bit settimeofday
symbol, so we call it 'settimeofday64.c'.
Signed-off-by: Albert ARIBAUD (3ADEV) <albert.aribaud@3adev.fr>
---
sysdeps/unix/sysv/linux/gettimeofday.c | 26 ++++++++++++++++++++++++++
time/Versions | 1 +
time/gettimeofday.c | 10 ++++++++++
3 files changed, 37 insertions(+)
diff --git a/sysdeps/unix/sysv/linux/gettimeofday.c b/sysdeps/unix/sysv/linux/gettimeofday.c
index 6afa407ac4..5ebbddef4f 100644
--- a/sysdeps/unix/sysv/linux/gettimeofday.c
+++ b/sysdeps/unix/sysv/linux/gettimeofday.c
@@ -37,3 +37,29 @@ __gettimeofday (struct timeval *tv, struct timezone *tz)
libc_hidden_def (__gettimeofday)
weak_alias (__gettimeofday, gettimeofday)
libc_hidden_weak (gettimeofday)
+
+/* 64-bit time version */
+
+extern int __y2038_linux_support;
+
+int
+__gettimeofday_t64 (struct __timeval64 *tv, struct timezone *tz)
+{
+ struct timeval tv32;
+ int result;
+
+ if (__y2038_linux_support)
+ {
+ /* TODO: implement using 64-bit time syscall */
+ }
+
+ result = INLINE_VSYSCALL (gettimeofday, 2, &tv32, tz);
+
+ if (result == 0)
+ {
+ tv->tv_sec = tv32.tv_sec;
+ tv->tv_usec = tv32.tv_usec;
+ }
+
+ return result;
+}
diff --git a/time/Versions b/time/Versions
index 3dca51abcb..7daf158a8b 100644
--- a/time/Versions
+++ b/time/Versions
@@ -73,5 +73,6 @@ libc {
__timespec_get64;
__time_t64;
__stime_t64;
+ __gettimeofday_t64;
}
}
diff --git a/time/gettimeofday.c b/time/gettimeofday.c
index 1d675b6b23..b21d7d4b71 100644
--- a/time/gettimeofday.c
+++ b/time/gettimeofday.c
@@ -32,3 +32,13 @@ weak_alias (__gettimeofday, gettimeofday)
libc_hidden_weak (gettimeofday)
stub_warning (gettimeofday)
+
+/* 64-bit time version */
+
+int
+__gettimeofday_t64 (struct timeval *tv, struct timezone *tz)
+{
+ __set_errno (ENOSYS);
+ return -1;
+}
+stub_warning (__gettimeofday_t64)
--
2.11.0
next prev parent reply other threads:[~2017-09-07 22:44 UTC|newest]
Thread overview: 76+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-09-07 22:42 [RFC PATCH 00/52] Make GLIBC Y2038-proof Albert ARIBAUD (3ADEV)
2017-09-07 22:42 ` [RFC PATCH 01/52] Y2038: add type __time64_t Albert ARIBAUD (3ADEV)
2017-09-07 22:42 ` [RFC PATCH 02/52] Y2038: add function __difftime64 Albert ARIBAUD (3ADEV)
2017-09-07 22:42 ` [RFC PATCH 03/52] Y2038: add functions using struct tm Albert ARIBAUD (3ADEV)
2017-09-07 22:42 ` [RFC PATCH 04/52] Y2038: add function __mktime64 (and timelocal) Albert ARIBAUD (3ADEV)
2017-09-07 22:42 ` [RFC PATCH 05/52] Y2038: add function __timegm64 Albert ARIBAUD (3ADEV)
2017-09-07 22:42 ` [RFC PATCH 06/52] Y2038: add struct __timespec64 Albert ARIBAUD (3ADEV)
2017-09-07 22:42 ` [RFC PATCH 07/52] Y2038: add function __clock_gettime64 Albert ARIBAUD (3ADEV)
2017-09-07 22:43 ` [RFC PATCH 08/52] Y2038: add function __clock_settime64 Albert ARIBAUD (3ADEV)
2017-09-07 22:43 ` [RFC PATCH 09/52] Y2038: add function __clock_getres64 Albert ARIBAUD (3ADEV)
2017-09-07 22:43 ` [RFC PATCH 10/52] Y2038: add function __clock_nanosleep64 Albert ARIBAUD (3ADEV)
2017-09-07 22:43 ` [RFC PATCH 11/52] Y2038: add function __timespec_get64 Albert ARIBAUD (3ADEV)
2017-09-07 22:43 ` [RFC PATCH 12/52] Y2038: add function __futimens64 Albert ARIBAUD (3ADEV)
2017-09-07 22:43 ` [RFC PATCH 13/52] Y2038: add function __utimensat64 Albert ARIBAUD (3ADEV)
2017-09-07 22:43 ` [RFC PATCH 14/52] Y2038: add function __sigtimedwait64 Albert ARIBAUD (3ADEV)
2017-09-07 22:43 ` [RFC PATCH 15/52] Y2038: add struct __timeval64 Albert ARIBAUD (3ADEV)
2017-09-07 22:43 ` [RFC PATCH 16/52] Y2038: add function __futimes64 Albert ARIBAUD (3ADEV)
2017-09-07 22:43 ` [RFC PATCH 17/52] Y2038: add function __lutimes64 Albert ARIBAUD (3ADEV)
2017-09-07 22:43 ` [RFC PATCH 18/52] Y2038: add struct __itimerspec64 Albert ARIBAUD (3ADEV)
2017-09-07 22:43 ` [RFC PATCH 19/52] Y2038: add function __timer_gettime64 Albert ARIBAUD (3ADEV)
2017-09-07 22:43 ` [RFC PATCH 20/52] Y2038: add function __timer_settime64 Albert ARIBAUD (3ADEV)
2017-09-07 22:43 ` [RFC PATCH 21/52] Y2038: add function __timerfd_gettime64 Albert ARIBAUD (3ADEV)
2017-09-07 22:44 ` [RFC PATCH 22/52] Y2038: add function __timerfd_settime64 Albert ARIBAUD (3ADEV)
2017-09-07 22:44 ` [RFC PATCH 23/52] Y2038: add struct __stat64_t64 Albert ARIBAUD (3ADEV)
2017-09-07 22:44 ` [RFC PATCH 24/52] Y2038: add function __fstat64_t64 (and __fxstat64_t64) Albert ARIBAUD (3ADEV)
2017-09-07 22:44 ` [RFC PATCH 25/52] Y2038: add function __stat64_t64 (and __xstat64_t64) Albert ARIBAUD (3ADEV)
2017-09-07 22:44 ` [RFC PATCH 26/52] Y2038: add function __lstat64_t64 (and __lxstat64_t64) Albert ARIBAUD (3ADEV)
2017-09-07 22:44 ` [RFC PATCH 27/52] Y2038: add function __fstatat64_t64 (and __fxstatat_t64) Albert ARIBAUD (3ADEV)
2017-09-07 22:44 ` [RFC PATCH 28/52] Y2038: add function __time_t64 Albert ARIBAUD (3ADEV)
2017-09-07 22:44 ` [RFC PATCH 29/52] Y2038: add function __stime_t64 Albert ARIBAUD (3ADEV)
2017-09-07 22:44 ` [RFC PATCH 30/52] Y2038: add function __utimes_t64 Albert ARIBAUD (3ADEV)
2017-09-07 22:44 ` Albert ARIBAUD (3ADEV) [this message]
2017-09-07 22:44 ` [RFC PATCH 32/52] Y2038: add function __settimeofday_t64 Albert ARIBAUD (3ADEV)
2017-09-07 22:44 ` [RFC PATCH 33/52] Y2038: add function __mq_timedsend_t64 Albert ARIBAUD (3ADEV)
2017-09-07 22:44 ` [RFC PATCH 34/52] Y2038: add function __mq_timedreceive_t64 Albert ARIBAUD (3ADEV)
2017-09-07 22:44 ` [RFC PATCH 35/52] Y2038: add function __msgctl_t64 Albert ARIBAUD (3ADEV)
2017-09-07 22:45 ` [RFC PATCH 36/52] Y2038: add function __sched_rr_get_interval_t64 Albert ARIBAUD (3ADEV)
2017-09-07 22:45 ` [RFC PATCH 37/52] Y2038: add function __nanosleep64_t64 Albert ARIBAUD (3ADEV)
2017-09-07 22:45 ` [RFC PATCH 38/52] Y2038: add function __adjtime_t64 Albert ARIBAUD (3ADEV)
2017-09-07 22:45 ` [RFC PATCH 39/52] Y2038: add function __utime_t64 Albert ARIBAUD (3ADEV)
2017-09-07 22:45 ` [RFC PATCH 40/52] Y2038: add struct __itimerval_t64 Albert ARIBAUD (3ADEV)
2017-09-07 22:45 ` [RFC PATCH 41/52] Y2038: add function __getitimer_t64 Albert ARIBAUD (3ADEV)
2017-09-07 22:45 ` [RFC PATCH 42/52] Y2038: add function __setitimer_t64 Albert ARIBAUD (3ADEV)
2017-09-07 22:45 ` [RFC PATCH 43/52] Y2038: add functions using futexes Albert ARIBAUD (3ADEV)
2017-09-07 22:45 ` [RFC PATCH 44/52] Y2038: add function __getrusage_t64 Albert ARIBAUD (3ADEV)
2017-09-07 22:45 ` [RFC PATCH 45/52] Y2038: add struct __ntp_timeval_t64 Albert ARIBAUD (3ADEV)
2017-09-07 22:45 ` [RFC PATCH 46/52] Y2038: add function __ntp_gettime_t64 Albert ARIBAUD (3ADEV)
2017-09-07 22:45 ` [RFC PATCH 47/52] Y2038: add function __ntp_gettimex_t64 Albert ARIBAUD (3ADEV)
2017-09-07 22:45 ` [RFC PATCH 48/52] Y2038: add function __adjtimex_t64 (and __ntp_adjtime_t64) Albert ARIBAUD (3ADEV)
2017-09-07 22:46 ` [RFC PATCH 49/52] Y2038: add function pselect Albert ARIBAUD (3ADEV)
2017-09-08 17:49 ` [RFC PATCH 50/52] Y2038: add function select Albert ARIBAUD (3ADEV)
2017-09-08 17:49 ` [RFC PATCH 51/52] Y2038: add RPC functions Albert ARIBAUD (3ADEV)
2017-09-08 17:49 ` [RFC PATCH 52/52] Y2038: add _TIME_BITS==64 support Albert ARIBAUD (3ADEV)
2017-09-08 19:47 ` Joseph Myers
2017-09-08 19:47 ` [RFC PATCH 51/52] Y2038: add RPC functions Joseph Myers
2017-09-08 19:59 ` Paul Eggert
2017-09-09 14:37 ` Albert ARIBAUD
2017-09-11 6:33 ` Paul Eggert
2017-09-11 7:06 ` Paul Eggert
2017-09-11 14:07 ` Paul Eggert
2017-09-11 15:59 ` Albert ARIBAUD
2017-09-07 23:21 ` [RFC PATCH 00/52] Make GLIBC Y2038-proof Joseph Myers
2017-09-08 16:19 ` Zack Weinberg
2017-09-08 16:43 ` Joseph Myers
2017-09-08 16:54 ` Paul Eggert
2017-09-08 17:01 ` Zack Weinberg
2017-09-08 17:24 ` Joseph Myers
2017-09-08 18:32 ` Zack Weinberg
2017-09-08 17:42 ` Albert ARIBAUD
2017-09-08 17:59 ` Joseph Myers
2017-09-08 18:16 ` Albert ARIBAUD
2017-09-08 18:36 ` Zack Weinberg
2017-09-08 17:08 ` Albert ARIBAUD
2017-09-08 17:26 ` Joseph Myers
2017-09-08 19:19 ` Albert ARIBAUD
2017-09-08 4:23 ` Albert ARIBAUD
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