1 /* Copyright (C) 1993-2021 Free Software Foundation, Inc.
2    This file is part of the GNU C Library.
3 
4    The GNU C Library is free software; you can redistribute it and/or
5    modify it under the terms of the GNU Lesser General Public
6    License as published by the Free Software Foundation; either
7    version 2.1 of the License, or (at your option) any later version.
8 
9    The GNU C Library is distributed in the hope that it will be useful,
10    but WITHOUT ANY WARRANTY; without even the implied warranty of
11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12    Lesser General Public License for more details.
13 
14    You should have received a copy of the GNU Lesser General Public
15    License along with the GNU C Library; if not, see
16    <https://www.gnu.org/licenses/>.  */
17 
18 #include <errno.h>
19 #include <unistd.h>
20 #include <hurd/fd.h>
21 #include <not-cancel.h>
22 
23 /* Read NBYTES into BUF from FD.  Return the number read or -1.  */
24 ssize_t
__read_nocancel(int fd,void * buf,size_t nbytes)25 __read_nocancel (int fd, void *buf, size_t nbytes)
26 {
27   error_t err = HURD_FD_USE (fd, _hurd_fd_read (descriptor, buf, &nbytes, -1));
28   return err ? __hurd_dfail (fd, err) : nbytes;
29 }
30 libc_hidden_weak (__read_nocancel)
31