mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-15 09:30:06 +00:00
d0ccd0d977
This means we can clean up the generic code a bit. The 64-bit variant still needs to support !__ASSUME_FALLOCATE for alpha.
43 lines
1.6 KiB
C
43 lines
1.6 KiB
C
/* Copyright (C) 2007-2015 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
|
|
<http://www.gnu.org/licenses/>. */
|
|
|
|
#include <fcntl.h>
|
|
#include <sysdep.h>
|
|
|
|
extern int __posix_fallocate64_l64 (int fd, __off64_t offset, __off64_t len);
|
|
#define __posix_fallocate64_l64 static internal_fallocate64
|
|
#include <sysdeps/posix/posix_fallocate64.c>
|
|
#undef __posix_fallocate64_l64
|
|
|
|
/* Reserve storage for the data of the file associated with FD. */
|
|
int
|
|
__posix_fallocate64_l64 (int fd, __off64_t offset, __off64_t len)
|
|
{
|
|
INTERNAL_SYSCALL_DECL (err);
|
|
int res = INTERNAL_SYSCALL (fallocate, err, 6, fd, 0,
|
|
__LONG_LONG_PAIR ((long int) (offset >> 32),
|
|
(long int) offset),
|
|
__LONG_LONG_PAIR ((long int) (len >> 32),
|
|
(long int) len));
|
|
|
|
if (! INTERNAL_SYSCALL_ERROR_P (res, err))
|
|
return 0;
|
|
if (INTERNAL_SYSCALL_ERRNO (res, err) != EOPNOTSUPP)
|
|
return INTERNAL_SYSCALL_ERRNO (res, err);
|
|
return internal_fallocate64 (fd, offset, len);
|
|
}
|