mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-15 17:40:06 +00:00
5cd09cd648
* sysdeps/unix/sysv/linux/posix_fadvise.c: New file. * sysdeps/unix/sysv/linux/syscalls.list: Add posix_fadvise64 syscall. * sysdeps/unix/sysv/linux/alpha/syscalls.list: Likewise. * sysdeps/unix/sysv/linux/ia64/syscalls.list: Likewise. * sysdeps/unix/sysv/linux/powerpc/powerpc64/syscalls.list: Likewise. * sysdeps/unix/sysv/linux/s390/s390-64/syscalls.list: Likewise. * sysdeps/unix/sysv/linux/sparc/sparc64/syscalls.list: Likewise.
37 lines
1.2 KiB
C
37 lines
1.2 KiB
C
/* Copyright (C) 2003 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>
|
|
|
|
/* Advice the system about the expected behaviour of the application with
|
|
respect to the file associated with FD. */
|
|
|
|
int
|
|
posix_fadvise (int fd, __off_t offset, size_t len, int advise)
|
|
{
|
|
#ifdef __NR_fadvise64
|
|
return INLINE_SYSCALL (fadvise64, 5, fd,
|
|
__LONG_LONG_PAIR (offset >> 31, offset), len, advise);
|
|
#else
|
|
__set_errno (ENOSYS);
|
|
return -1;
|
|
#endif
|
|
}
|