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Also revert xmknod and ftime removal

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This commit is contained in:
Siddhesh Poyarekar 2020-10-21 14:54:20 +05:30
parent 5a5cbfec77
commit 90ca20fd02
3 changed files with 515 additions and 1 deletions
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232
glibc-revert-ftime-compat.patch Normal file
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@ -0,0 +1,232 @@
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

278
glibc-revert-mknod-compat.patch Normal file
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@ -0,0 +1,278 @@
From 9036019b09f0e6fd9d66721f4d6bbc856bb27da2 Mon Sep 17 00:00:00 2001
From: Siddhesh Poyarekar <siddhesh@sourceware.org>
Date: Wed, 21 Oct 2020 14:51:39 +0530
Subject: [PATCH] Revert "linux: Move xmknod{at} to compat symbols"
This reverts commit 81b83ff61f95f30ad53d6075247af0ea61a0b16e.
---
include/sys/stat.h | 4 +--
sysdeps/mach/hurd/xmknod.c | 17 +++------
sysdeps/mach/hurd/xmknodat.c | 12 +------
sysdeps/unix/sysv/linux/mknod.c | 28 ---------------
sysdeps/unix/sysv/linux/mknodat.c | 35 -------------------
.../unix/sysv/linux/riscv/rv32/libc.abilist | 2 ++
sysdeps/unix/sysv/linux/xmknod.c | 20 +++++++----
sysdeps/unix/sysv/linux/xmknodat.c | 23 ++++++++----
8 files changed, 40 insertions(+), 101 deletions(-)
delete mode 100644 sysdeps/unix/sysv/linux/mknod.c
delete mode 100644 sysdeps/unix/sysv/linux/mknodat.c
diff --git a/include/sys/stat.h b/include/sys/stat.h
index 108cb0c9bf..9a4a8f62cc 100644
--- a/include/sys/stat.h
+++ b/include/sys/stat.h
@@ -79,8 +79,10 @@ libc_hidden_proto (__mknod);
extern int __xmknod (int __ver, const char *__path, __mode_t __mode,
__dev_t *__dev);
+libc_hidden_proto (__xmknod)
extern int __xmknodat (int __ver, int __fd, const char *__path,
__mode_t __mode, __dev_t *__dev);
+libc_hidden_proto (__xmknodat)
int __fxstat (int __ver, int __fildes, struct stat *__stat_buf);
int __xstat (int __ver, const char *__filename,
@@ -106,8 +108,6 @@ hidden_proto (__xstat64);
hidden_proto (__lxstat64);
hidden_proto (__fxstatat64);
# endif
-libc_hidden_proto (__xmknod)
-libc_hidden_proto (__xmknodat)
# define stat(fname, buf) __xstat (_STAT_VER, fname, buf)
# define lstat(fname, buf) __lxstat (_STAT_VER, fname, buf)
# define __lstat(fname, buf) __lxstat (_STAT_VER, fname, buf)
diff --git a/sysdeps/mach/hurd/xmknod.c b/sysdeps/mach/hurd/xmknod.c
index a1b5af086d..0ab4f1b719 100644
--- a/sysdeps/mach/hurd/xmknod.c
+++ b/sysdeps/mach/hurd/xmknod.c
@@ -15,9 +15,12 @@
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
-#include <sys/stat.h>
+#include <errno.h>
#include <fcntl.h>
-#include <shlib-compat.h>
+#include <stddef.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+
/* Create a device file named FILE_NAME, with permission and special bits MODE
and device number DEV (which can be constructed from major and minor
@@ -28,13 +31,3 @@ __xmknod (int vers, const char *file_name, mode_t mode, dev_t *dev)
return __xmknodat (vers, AT_FDCWD, file_name, mode, dev);
}
libc_hidden_def (__xmknod)
-
-#if SHLIB_COMPAT(libc, GLIBC_2_0, GLIBC_2_33)
-int
-__xmknod_compat (int vers, const char *file_name, mode_t mode, dev_t *dev)
-{
- return __xmknod (vers, file_name, mode, dev);
-}
-
-compat_symbol (libc, __xmknod_compat, __xmknod, GLIBC_2_0);
-#endif
diff --git a/sysdeps/mach/hurd/xmknodat.c b/sysdeps/mach/hurd/xmknodat.c
index 90724694d5..4239d1ea91 100644
--- a/sysdeps/mach/hurd/xmknodat.c
+++ b/sysdeps/mach/hurd/xmknodat.c
@@ -26,7 +26,6 @@
#include <string.h>
#include <sys/types.h>
#include <sys/sysmacros.h>
-#include <shlib-compat.h>
/* Create a device file named PATH relative to FD, with permission and
special bits MODE and device number DEV (which can be constructed
@@ -117,14 +116,5 @@ __xmknodat (int vers, int fd, const char *path, mode_t mode, dev_t *dev)
return __hurd_fail (err);
return 0;
}
-libc_hidden_def (__xmknodat)
-
-#if SHLIB_COMPAT(libc, GLIBC_2_4, GLIBC_2_33)
-int
-__xmknodat_compat (int vers, int fd, const char *path, mode_t mode, dev_t *dev)
-{
- return __xmknodat (vers, fd, path, mode, dev);
-}
-compat_symbol (libc, __xmknodat_compat, __xmknodat, GLIBC_2_4);
-#endif
+libc_hidden_def (__xmknodat)
diff --git a/sysdeps/unix/sysv/linux/mknod.c b/sysdeps/unix/sysv/linux/mknod.c
deleted file mode 100644
index 7e290ddc8b..0000000000
--- a/sysdeps/unix/sysv/linux/mknod.c
+++ /dev/null
@@ -1,28 +0,0 @@
-/* Create a special or ordinary file. Linux version.
- Copyright (C) 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/>. */
-
-#include <sys/stat.h>
-#include <fcntl.h>
-
-int
-__mknod (const char *path, mode_t mode, dev_t dev)
-{
- return __mknodat (AT_FDCWD, path, mode, dev);
-}
-libc_hidden_def (__mknod)
-weak_alias (__mknod, mknod)
diff --git a/sysdeps/unix/sysv/linux/mknodat.c b/sysdeps/unix/sysv/linux/mknodat.c
deleted file mode 100644
index fdb8f1951a..0000000000
--- a/sysdeps/unix/sysv/linux/mknodat.c
+++ /dev/null
@@ -1,35 +0,0 @@
-/* Create a special or ordinary file. Linux version.
- Copyright (C) 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/>. */
-
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <errno.h>
-
-int
-__mknodat (int fd, const char *path, mode_t mode, dev_t dev)
-{
- /* The user-exported dev_t is 64-bit while the kernel interface is
- 32-bit. */
- unsigned int k_dev = dev;
- if (k_dev != dev)
- return INLINE_SYSCALL_ERROR_RETURN_VALUE (EINVAL);
-
- return INLINE_SYSCALL_CALL (mknodat, fd, path, mode, k_dev);
-}
-libc_hidden_def (__mknodat)
-weak_alias (__mknodat, mknodat)
diff --git a/sysdeps/unix/sysv/linux/riscv/rv32/libc.abilist b/sysdeps/unix/sysv/linux/riscv/rv32/libc.abilist
index 365a6b17cf..d984c02492 100644
--- a/sysdeps/unix/sysv/linux/riscv/rv32/libc.abilist
+++ b/sysdeps/unix/sysv/linux/riscv/rv32/libc.abilist
@@ -484,6 +484,8 @@ GLIBC_2.33 __wprintf_chk F
GLIBC_2.33 __write F
GLIBC_2.33 __wuflow F
GLIBC_2.33 __wunderflow F
+GLIBC_2.33 __xmknod F
+GLIBC_2.33 __xmknodat F
GLIBC_2.33 __xpg_basename F
GLIBC_2.33 __xpg_sigpause F
GLIBC_2.33 __xpg_strerror_r F
diff --git a/sysdeps/unix/sysv/linux/xmknod.c b/sysdeps/unix/sysv/linux/xmknod.c
index 82bb0bd953..42809d4c57 100644
--- a/sysdeps/unix/sysv/linux/xmknod.c
+++ b/sysdeps/unix/sysv/linux/xmknod.c
@@ -17,23 +17,29 @@
<https://www.gnu.org/licenses/>. */
#include <sys/stat.h>
+#include <sys/sysmacros.h>
#include <fcntl.h>
-#include <errno.h>
-#include <shlib-compat.h>
+#include <sysdep.h>
-#if SHLIB_COMPAT(libc, GLIBC_2_0, GLIBC_2_33)
/* Create a device file named PATH, with permission and special bits MODE
and device number DEV (which can be constructed from major and minor
device numbers with the `makedev' macro above). */
int
-attribute_compat_text_section
__xmknod (int vers, const char *path, mode_t mode, dev_t *dev)
{
+ unsigned long long int k_dev;
+
if (vers != _MKNOD_VER)
return INLINE_SYSCALL_ERROR_RETURN_VALUE (EINVAL);
- return __mknodat (AT_FDCWD, path, mode, *dev);
+ /* We must convert the value to dev_t type used by the kernel. */
+ k_dev = (*dev) & ((1ULL << 32) - 1);
+ if (k_dev != *dev)
+ return INLINE_SYSCALL_ERROR_RETURN_VALUE (EINVAL);
+
+ return INLINE_SYSCALL_CALL (mknodat, AT_FDCWD, path, mode,
+ (unsigned int) k_dev);
}
-compat_symbol (libc, __xmknod, __xmknod, GLIBC_2_0);
-#endif
+weak_alias (__xmknod, _xmknod)
+libc_hidden_def (__xmknod)
diff --git a/sysdeps/unix/sysv/linux/xmknodat.c b/sysdeps/unix/sysv/linux/xmknodat.c
index fae3fe54d1..5640a499aa 100644
--- a/sysdeps/unix/sysv/linux/xmknodat.c
+++ b/sysdeps/unix/sysv/linux/xmknodat.c
@@ -15,11 +15,18 @@
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
-#include <sys/stat.h>
#include <errno.h>
-#include <shlib-compat.h>
+#include <fcntl.h>
+#include <stdio.h>
+#include <string.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <sys/sysmacros.h>
+
+#include <sysdep.h>
+#include <sys/syscall.h>
+
-#if SHLIB_COMPAT(libc, GLIBC_2_4, GLIBC_2_33)
/* Create a device file named PATH relative to FD, with permission and
special bits MODE and device number DEV (which can be constructed
from major and minor device numbers with the `makedev' macro above). */
@@ -29,8 +36,12 @@ __xmknodat (int vers, int fd, const char *file, mode_t mode, dev_t *dev)
if (vers != _MKNOD_VER)
return INLINE_SYSCALL_ERROR_RETURN_VALUE (EINVAL);
- return __mknodat (fd, file, mode, *dev);
+ /* We must convert the value to dev_t type used by the kernel. */
+ unsigned long long int k_dev = (*dev) & ((1ULL << 32) - 1);
+ if (k_dev != *dev)
+ return INLINE_SYSCALL_ERROR_RETURN_VALUE (EINVAL);
+
+ return INLINE_SYSCALL (mknodat, 4, fd, file, mode, (unsigned int) k_dev);
}
-compat_symbol (libc, __xmknodat, __xmknodat, GLIBC_2_4);
-#endif
+libc_hidden_def (__xmknodat)
--
2.26.2

6
glibc.spec
View File

@ -163,6 +163,8 @@ Patch30: glibc-deprecated-selinux-makedb.patch
Patch31: glibc-deprecated-selinux-nscd.patch Patch31: glibc-deprecated-selinux-nscd.patch
Patch32: glibc-rhbz1869030-faccessat2-eperm.patch Patch32: glibc-rhbz1869030-faccessat2-eperm.patch
Patch33: glibc-revert-fxstat-compat.patch Patch33: glibc-revert-fxstat-compat.patch
Patch34: glibc-revert-mknod-compat.patch
Patch35: glibc-revert-ftime-compat.patch
############################################################################## ##############################################################################
# Continued list of core "glibc" package information: # Continued list of core "glibc" package information:
@ -2261,7 +2263,9 @@ fi
%changelog %changelog
* Wed Oct 21 2020 Siddhesh Poyarekar <siddhesh@redhat.com> - 2.32.9000-12 * Wed Oct 21 2020 Siddhesh Poyarekar <siddhesh@redhat.com> - 2.32.9000-12
- Revert __fxstat64 symbol removal. - Revert __xstat64 symbol removal.
- Revert xmknod* symbol removal.
- Revert ftime symbol removal.
* Sun Oct 18 2020 Patsy Griffin <patsy@redhat.com> - 2.32.9000-11 * Sun Oct 18 2020 Patsy Griffin <patsy@redhat.com> - 2.32.9000-11
- Auto-sync with upstream branch master, - Auto-sync with upstream branch master,