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sourceware.org Git - glibc.git/blob - io/readlink.c
1 /* Copyright (C) 1991-2018 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
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.
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.
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 <http://www.gnu.org/licenses/>. */
21 /* Read the contents of the symbolic link PATH into no more than
22 LEN bytes of BUF. The contents are not null-terminated.
23 Returns the number of characters read, or -1 for errors. */
25 __readlink (const char *path
, char *buf
, size_t len
)
30 stub_warning (readlink
)
32 weak_alias (__readlink
, readlink
)
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