glibc/sysdeps/unix/sysv/linux/llseek.c
Ulrich Drepper 49f3a75859 Update.
* misc/getusershell.c: Make strings in okshells array const.
	* misc/regexp.c: Add const to cast to avoid warnings.
	* sysdeps/unix/sysv/linux/llseek.c: Add prototype for __llseek.
	* sysdeps/unix/sysv/linux/i386/setresuid.c: Add prototype for
	__setresuid.
	* sysdeps/unix/sysv/linux/i386/setresgid.c: Add prototype for
	setresgid.
	* misc/error.c: Add prototypes for __error and __error_at_line.
	* misc/mntent_r.c (__getmntent_r): Add break at end of switch
	statement to avoid warning.
2000-11-28 07:40:13 +00:00

51 lines
1.8 KiB
C

/* Long-long seek operation.
Copyright (C) 1996, 1997, 1998, 1999, 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 <errno.h>
#include <sys/types.h>
#include <sysdep.h>
#include <sys/syscall.h>
extern int __syscall__llseek (int fd, off_t offset_hi, off_t offset_lo,
loff_t *__unbounded result, int whence);
/* Seek to OFFSET on FD, starting from WHENCE. */
extern loff_t __llseek (int fd, loff_t offset, int whence);
loff_t
__llseek (int fd, loff_t offset, int whence)
{
loff_t result;
return (loff_t) (INLINE_SYSCALL (_llseek, 5, fd, (off_t) (offset >> 32),
(off_t) (offset & 0xffffffff),
__ptrvalue (&result), whence) ?: result);
}
weak_alias (__llseek, llseek)
strong_alias (__llseek, __libc_lseek64)
strong_alias (__llseek, __lseek64)
weak_alias (__llseek, lseek64)
/* llseek doesn't have a prototype. Since the second parameter is a
64bit type, this results in wrong behaviour if no prototype is
provided. */
link_warning (llseek, "\
the `llseek' function may be dangerous; use `lseek64' instead.")