1/* Copyright (C) 1991-2024 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 <unistd.h>
19#include <hurd.h>
20#include <hurd/paths.h>
21#include <fcntl.h>
22#include <string.h>
23
24/* Read the contents of the symbolic link FILE_NAME into no more than
25 LEN bytes of BUF. The contents are not null-terminated.
26 Returns the number of characters read, or -1 for errors. */
27ssize_t
28__readlink (const char *file_name, char *buf, size_t len)
29{
30 return __readlinkat (AT_FDCWD, file_name: file_name, buf: buf, len: len);
31}
32weak_alias (__readlink, readlink)
33

source code of glibc/sysdeps/mach/hurd/readlink.c