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* sysdeps/unix/opendir.c: If O_DIRECTORY_WORKS is defined don't
	use the hack with tryopen_o_directory to determine at runtime
	whether it works.
	* sysdeps/unix/sysv/linux/opendir.c: New file.
	* sysdeps/unix/sysv/linux/kernel-features.h: Define
	__ASSUME_O_DIRECTORY if kernel knows O_DIRECTORY.
This commit is contained in:
Ulrich Drepper 2000-09-07 06:21:02 +00:00
parent 04ba87901c
commit 675e401589
4 changed files with 44 additions and 0 deletions
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7
ChangeLog
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@ -1,5 +1,12 @@
2000-09-06 Ulrich Drepper <drepper@redhat.com>
* sysdeps/unix/opendir.c: If O_DIRECTORY_WORKS is defined don't
use the hack with tryopen_o_directory to determine at runtime
whether it works.
* sysdeps/unix/sysv/linux/opendir.c: New file.
* sysdeps/unix/sysv/linux/kernel-features.h: Define
__ASSUME_O_DIRECTORY if kernel knows O_DIRECTORY.
* catgets/Depend: New file. Add intl.
* catgets/Makefile (tests): Add tst-catgets.
(generated): Remove de.msg.

5
sysdeps/unix/opendir.c
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@ -40,6 +40,10 @@
a guinea pig. It may be missing in chroot environments, so we
make sure to fail safe. */
#ifdef O_DIRECTORY
# ifdef O_DIRECTORY_WORKS
# define o_directory_works 1
# define tryopen_o_directory() while (1) /* This must not be called. */
# else
static int o_directory_works;
static void
@ -60,6 +64,7 @@ tryopen_o_directory (void)
__set_errno (serrno);
}
# endif
# define EXTRA_FLAGS O_DIRECTORY
#else
# define EXTRA_FLAGS 0

6
sysdeps/unix/sysv/linux/kernel-features.h
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@ -142,3 +142,9 @@
#if __LINUX_KERNEL_VERSION >= 132097
# define __ASSUME_GETDENTS64_SYSCALL 1
#endif
/* When did O_DIRECTORY became available? Early in 2.3 but when?
Be safe, use 2.3.99. */
#if __LINUX_KERNEL_VERSION >= 131939
# define __ASSUME_O_DIRECTORY 1
#endif

26
sysdeps/unix/sysv/linux/opendir.c Normal file
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@ -0,0 +1,26 @@
/* Copyright (C) 2000 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 Library General Public License as
published by the Free Software Foundation; either version 2 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include "kernel-features.h"
#ifdef __ASSUME_O_DIRECTORY
# define O_DIRECTORY_WORKS 1
#endif
#include <sysdeps/unix/opendir.c>