1 /* copy_file_range with error checking.
2 Copyright (C) 2018-2022 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <https://www.gnu.org/licenses/>. */
18
19 #include <support/support.h>
20 #include <support/xunistd.h>
21 #include <support/check.h>
22
23 ssize_t
xcopy_file_range(int infd,off64_t * pinoff,int outfd,off64_t * poutoff,size_t length,unsigned int flags)24 xcopy_file_range (int infd, off64_t *pinoff, int outfd, off64_t *poutoff,
25 size_t length, unsigned int flags)
26 {
27 ssize_t status = support_copy_file_range (infd, pinoff, outfd,
28 poutoff, length, flags);
29 if (status == -1)
30 FAIL_EXIT1 ("cannot copy file: %m\n");
31 return status;
32 }
33