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90ca20fd02
glibc/glibc-revert-ftime-compat.patch
Siddhesh Poyarekar 90ca20fd02 Also revert xmknod and ftime removal
2020-10-21 15:02:05 +05:30

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From a4ef8877d0f9739378655e683cc013a29c4ab82b Mon Sep 17 00:00:00 2001
From: Siddhesh Poyarekar <siddhesh@sourceware.org>
Date: Wed, 21 Oct 2020 14:55:29 +0530
Subject: [PATCH] Revert "Move ftime to a compatibility symbol"
This reverts commit 14633d3e568eb9770a7e5046eff257113e0453fb.
---
include/sys/timeb.h | 1 +
.../unix/sysv/linux/riscv/rv32/libc.abilist | 1 +
time/Makefile | 5 +-
time/ftime.c | 19 +-----
time/sys/timeb.h | 44 ++++++++++++++
time/tst-ftime.c | 59 +++++++++----------
6 files changed, 79 insertions(+), 50 deletions(-)
create mode 100644 include/sys/timeb.h
create mode 100644 time/sys/timeb.h
diff --git a/include/sys/timeb.h b/include/sys/timeb.h
new file mode 100644
index 0000000000..9f4509c35e
--- /dev/null
+++ b/include/sys/timeb.h
@@ -0,0 +1 @@
+#include <time/sys/timeb.h>
diff --git a/sysdeps/unix/sysv/linux/riscv/rv32/libc.abilist b/sysdeps/unix/sysv/linux/riscv/rv32/libc.abilist
index d984c02492..60a74a5ac3 100644
--- a/sysdeps/unix/sysv/linux/riscv/rv32/libc.abilist
+++ b/sysdeps/unix/sysv/linux/riscv/rv32/libc.abilist
@@ -805,6 +805,7 @@ GLIBC_2.33 fsync F
GLIBC_2.33 ftell F
GLIBC_2.33 ftello F
GLIBC_2.33 ftello64 F
+GLIBC_2.33 ftime F
GLIBC_2.33 ftok F
GLIBC_2.33 ftruncate F
GLIBC_2.33 ftruncate64 F
diff --git a/time/Makefile b/time/Makefile
index ab8fb3303b..a4fb13d6a3 100644
--- a/time/Makefile
+++ b/time/Makefile
@@ -22,7 +22,7 @@ subdir := time
include ../Makeconfig
-headers := time.h sys/time.h bits/time.h \
+headers := time.h sys/time.h sys/timeb.h bits/time.h \
bits/types/clockid_t.h bits/types/clock_t.h \
bits/types/struct_itimerspec.h \
bits/types/struct_timespec.h bits/types/struct_timeval.h \
@@ -45,10 +45,9 @@ aux := era alt_digit lc-time-cleanup
tests := test_time clocktest tst-posixtz tst-strptime tst_wcsftime \
tst-getdate tst-mktime tst-mktime2 tst-ftime_l tst-strftime \
tst-mktime3 tst-strptime2 bug-asctime bug-asctime_r bug-mktime1 \
- tst-strptime3 bug-getdate1 tst-strptime-whitespace \
+ tst-strptime3 bug-getdate1 tst-strptime-whitespace tst-ftime \
tst-tzname tst-y2039 bug-mktime4 tst-strftime2 tst-strftime3 \
tst-clock tst-clock2 tst-clock_nanosleep tst-cpuclock1
-tests-internal := tst-ftime
include ../Rules
diff --git a/time/ftime.c b/time/ftime.c
index be3295ef76..93f485bbf7 100644
--- a/time/ftime.c
+++ b/time/ftime.c
@@ -16,23 +16,11 @@
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
-#include <shlib-compat.h>
-
-#if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_33)
-
+#include <sys/timeb.h>
#include <time.h>
-struct timeb
- {
- time_t time; /* Seconds since epoch, as from `time'. */
- unsigned short int millitm; /* Additional milliseconds. */
- short int timezone; /* Minutes west of GMT. */
- short int dstflag; /* Nonzero if Daylight Savings Time used. */
- };
-
int
-attribute_compat_text_section
-__ftime (struct timeb *timebuf)
+ftime (struct timeb *timebuf)
{
struct timespec ts;
__clock_gettime (CLOCK_REALTIME, &ts);
@@ -43,6 +31,3 @@ __ftime (struct timeb *timebuf)
timebuf->dstflag = 0;
return 0;
}
-
-compat_symbol (libc, __ftime, ftime, GLIBC_2_0);
-#endif
diff --git a/time/sys/timeb.h b/time/sys/timeb.h
new file mode 100644
index 0000000000..641c333450
--- /dev/null
+++ b/time/sys/timeb.h
@@ -0,0 +1,44 @@
+/* Copyright (C) 1994-2020 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <https://www.gnu.org/licenses/>. */
+
+#ifndef _SYS_TIMEB_H
+#define _SYS_TIMEB_H 1
+
+#include <features.h>
+
+#include <bits/types/time_t.h>
+
+__BEGIN_DECLS
+
+/* Structure returned by the `ftime' function. */
+
+struct timeb
+ {
+ time_t time; /* Seconds since epoch, as from `time'. */
+ unsigned short int millitm; /* Additional milliseconds. */
+ short int timezone; /* Minutes west of GMT. */
+ short int dstflag; /* Nonzero if Daylight Savings Time used. */
+ };
+
+/* Fill in TIMEBUF with information about the current time. */
+
+extern int ftime (struct timeb *__timebuf)
+ __nonnull ((1)) __attribute_deprecated__;
+
+__END_DECLS
+
+#endif /* sys/timeb.h */
diff --git a/time/tst-ftime.c b/time/tst-ftime.c
index 6978feb0f1..08916c0c65 100644
--- a/time/tst-ftime.c
+++ b/time/tst-ftime.c
@@ -16,23 +16,9 @@
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
-
-#include <shlib-compat.h>
-#if TEST_COMPAT (libc, GLIBC_2_0, GLIBC_2_33)
-#include <time.h>
-#include <support/check.h>
-
-compat_symbol_reference (libc, ftime, ftime, GLIBC_2_0);
-
-struct timeb
- {
- time_t time;
- unsigned short int millitm;
- short int timezone;
- short int dstflag;
- };
-
-extern int ftime (struct timeb *__timebuf);
+#include <sys/timeb.h>
+#include <stdio.h>
+#include <libc-diag.h>
static int
do_test (void)
@@ -44,23 +30,36 @@ do_test (void)
{
prev = curr;
- /* ftime was deprecated on 2.31 and removed on 2.33. */
- TEST_COMPARE (ftime (&curr), 0);
- TEST_VERIFY_EXIT (curr.time >= prev.time);
- if (curr.time == prev.time)
- TEST_VERIFY_EXIT (curr.millitm >= prev.millitm);
+ /* ftime was deprecated on 2.31. */
+ DIAG_PUSH_NEEDS_COMMENT;
+ DIAG_IGNORE_NEEDS_COMMENT (4.9, "-Wdeprecated-declarations");
+
+ if (ftime (&curr))
+ {
+ printf ("ftime returned an error\n");
+ return 1;
+ }
+
+ DIAG_POP_NEEDS_COMMENT;
+
+ if (curr.time < prev.time)
+ {
+ printf ("ftime's time flowed backwards\n");
+ return 1;
+ }
+
+ if (curr.time == prev.time
+ && curr.millitm < prev.millitm)
+ {
+ printf ("ftime's millitm flowed backwards\n");
+ return 1;
+ }
if (curr.time > prev.time)
sec ++;
}
return 0;
}
-#else
-static int
-do_test (void)
-{
- return EXIT_UNSUPPORTED;
-}
-#endif
-#include <support/test-driver.c>
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"
--
2.26.2
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