glibc/sysdeps/unix/sysv/linux/posix_fadvise64.c
Ulrich Drepper d3a4a571c4 Update.
2004-03-10  Jakub Jelinek  <jakub@redhat.com>

	* include/libc-symbols.h [__ASSEMBLY__] (compat_text_section,
	compat_data_section): Define.
	* sysdeps/unix/sysv/linux/alpha/adjtime.c (ADJTIME): Add
	attribute_compat_text_section.
	* sysdeps/unix/sysv/linux/alpha/wordexp.c (__old_wordexp): Likewise.
	* sysdeps/unix/sysv/linux/alpha/oldglob.c (__old_glob,
	__old_globfree): Likewise.
	* sysdeps/unix/sysv/linux/s390/s390-32/chown.c (__chown_is_lchown):
	Likewise.
	* sysdeps/unix/sysv/linux/s390/s390-32/posix_fadvise64.c
	(__posix_fadvise64_l32): Likewise.
	* sysdeps/unix/sysv/linux/msgctl.c (__old_msgctl): Likewise.
	* sysdeps/unix/sysv/linux/powerpc/powerpc32/posix_fadvise64.c
	(__posix_fadvise64_l32): Likewise.
	* sysdeps/unix/sysv/linux/sparc/sparc32/semctl.c (__old_semctl):
	Likewise.
	* sysdeps/unix/sysv/linux/semctl.c (__old_semctl): Likewise.
	* sysdeps/unix/sysv/linux/posix_fadvise64.c (__posix_fadvise64_l32):
	Likewise.
	* sysdeps/unix/sysv/linux/shmctl.c (__old_shmctl): Likewise.
	* hurd/compat-20.c (_hurd_proc_init_compat_20): Likewise.
	* sysdeps/unix/sysv/linux/powerpc/powerpc32/swapcontext.S
	(__swapcontext, __novec_swapcontext): Use END instead of PSEUDO_END.
	(__novec_swapcontext, __swapcontext_stub): Add compat_text_section.
	* sysdeps/unix/sysv/linux/powerpc/powerpc32/makecontext.S
	(__makecontext_stub): Likewise.
	(__novec_makecontext): Likewise.  Fix name in END () to match
	function name.
	* sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext.S
	(__setcontext): Use END instead of PSEUDO_END.
	(__novec_setcontext): Add compat_text_section.  Use END instead of
	PSEUDO_END, fix the name in END () to match function name.
	* sysdeps/unix/sysv/linux/powerpc/powerpc32/getcontext.S
	(__getcontext, __novec_getcontext): Use END instead of PSEUDO_END.
	(__novec_getcontext, __getcontext_stub): Add compat_text_section.

2004-03-10  Kaz Kojima  <kkojima@rr.iij4u.or.jp>

	* sysdeps/sh/dl-machine.h: Don't use GL macro if not appropriate.
	(COPY_UNALIGNED_WORD): Remove cast used as lvalue.

2004-03-10  Ulrich Drepper  <drepper@redhat.com>

	* sysdeps/i386/dl-procinfo.h (HWCAP_IMPORTANT): Remove mmx, add sse2.
2004-03-10 19:28:58 +00:00

83 lines
2.6 KiB
C

/* Copyright (C) 2003, 2004 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, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <errno.h>
#include <fcntl.h>
#include <sysdep.h>
#include <kernel-features.h>
int __posix_fadvise64_l64 (int fd, off64_t offset, off64_t len, int advise);
int __posix_fadvise64_l32 (int fd, off64_t offset, size_t len, int advise);
/* Advice the system about the expected behaviour of the application with
respect to the file associated with FD. */
int
__posix_fadvise64_l64 (int fd, off64_t offset, off64_t len, int advise)
{
#ifdef __NR_fadvise64_64
INTERNAL_SYSCALL_DECL (err);
int ret = INTERNAL_SYSCALL (fadvise64_64, err, 6, fd,
__LONG_LONG_PAIR ((long) (offset >> 32),
(long) offset),
__LONG_LONG_PAIR ((long) (len >> 32),
(long) len),
advise);
if (!INTERNAL_SYSCALL_ERROR_P (ret, err))
return 0;
# ifndef __ASSUME_FADVISE64_64_SYSCALL
if (INTERNAL_SYSCALL_ERRNO (ret, err) != ENOSYS)
# endif
return INTERNAL_SYSCALL_ERRNO (ret, err);
#endif
#ifndef __ASSUME_FADVISE64_64_SYSCALL
# ifdef __NR_fadvise64
if (len != (off_t) len)
return EOVERFLOW;
INTERNAL_SYSCALL_DECL (err2);
int ret2 = INTERNAL_SYSCALL (fadvise64, err2, 5, fd,
__LONG_LONG_PAIR ((long) (offset >> 32),
(long) offset),
(off_t) len, advise);
if (!INTERNAL_SYSCALL_ERROR_P (ret2, err2))
return 0;
return INTERNAL_SYSCALL_ERRNO (ret2, err2);
# else
return ENOSYS;
# endif
#endif
}
#include <shlib-compat.h>
#if SHLIB_COMPAT(libc, GLIBC_2_2, GLIBC_2_3_3)
int
attribute_compat_text_section
__posix_fadvise64_l32 (int fd, off64_t offset, size_t len, int advise)
{
return __posix_fadvise64_l64 (fd, offset, len, advise);
}
versioned_symbol (libc, __posix_fadvise64_l64, posix_fadvise64, GLIBC_2_3_3);
compat_symbol (libc, __posix_fadvise64_l32, posix_fadvise64, GLIBC_2_2);
#else
strong_alias (__posix_fadvise64_l64, posix_fadvise64);
#endif