1 /* Determine name of a terminal.
3 Copyright (C) 2010 Free Software Foundation, Inc.
5 This program is free software: you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 3 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program. If not, see <http://www.gnu.org/licenses/>. */
18 /* Written by Bruno Haible <bruno@clisp.org>, 2010. */
28 ttyname_r (int fd, char *buf, size_t buflen)
31 /* Note: This is not multithread-safe. */
38 namelen = strlen (name) + 1;
41 memcpy (buf, name, namelen);
44 /* Platforms like mingw: no ttys exist at all. */