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 <stdio.h>
19 #include <errno.h>
20
21 /* Return the username of the caller.
22 If S is not NULL, it points to a buffer of at least L_cuserid bytes
23 into which the name is copied; otherwise, a static buffer is used. */
24 char *
cuserid(char * s)25 cuserid (char *s)
26 {
27 __set_errno (ENOSYS);
28 return NULL;
29 }
30
31
32 stub_warning (cuserid)
33