1 /* Write block to given position in file without changing file pointer.
2 Hurd version.
3 Copyright (C) 2001-2022 Free Software Foundation, Inc.
4 This file is part of the GNU C Library.
5
6 The GNU C Library is free software; you can redistribute it and/or
7 modify it under the terms of the GNU Lesser General Public
8 License as published by the Free Software Foundation; either
9 version 2.1 of the License, or (at your option) any later version.
10
11 The GNU C Library is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Lesser General Public License for more details.
15
16 You should have received a copy of the GNU Lesser General Public
17 License along with the GNU C Library; if not, see
18 <https://www.gnu.org/licenses/>. */
19
20 #include <errno.h>
21 #include <unistd.h>
22 #include <hurd/fd.h>
23 #include <not-cancel.h>
24
25 ssize_t
__pwrite64_nocancel(int fd,const void * buf,size_t nbytes,off64_t offset)26 __pwrite64_nocancel (int fd, const void *buf, size_t nbytes, off64_t offset)
27 {
28 error_t err;
29 if (offset < 0)
30 err = EINVAL;
31 else
32 err = HURD_FD_USE (fd, _hurd_fd_write (descriptor, buf, &nbytes, offset));
33 return err ? __hurd_dfail (fd, err) : nbytes;
34 }
35 libc_hidden_weak (__pwrite64_nocancel)
36