1/* Copyright (C) 1991-2022 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 <stddef.h>
20#include <unistd.h>
21
22/* Test for access to FILE without setting errno. */
23int
24__access_noerrno (const char *file, int type)
25{
26 return -1;
27}
28
29/* Test for access to FILE. */
30int
31__access (const char *file, int type)
32{
33 if (file == NULL || (type & ~(R_OK|W_OK|X_OK|F_OK)) != 0)
34 {
35 __set_errno (EINVAL);
36 return -1;
37 }
38
39 __set_errno (ENOSYS);
40 return -1;
41}
42libc_hidden_def (__access)
43stub_warning (access)
44
45weak_alias (__access, access)
46

source code of glibc/io/access.c