S390: Optimize atomic macros.
[glibc.git] / misc / sgtty.h
blobac8980dcfa249c054ef5c44147cab57ce7f05dce
1 /* Copyright (C) 1991-2017 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/>. */
18 #ifndef _SGTTY_H
19 #define _SGTTY_H 1
21 #include <features.h>
23 #include <sys/ioctl.h>
25 /* On some systems this type is not defined by <bits/ioctl-types.h>;
26 in that case, the functions are just stubs that return ENOSYS. */
27 struct sgttyb;
29 __BEGIN_DECLS
31 /* Fill in *PARAMS with terminal parameters associated with FD. */
32 extern int gtty (int __fd, struct sgttyb *__params) __THROW;
34 /* Set the terminal parameters associated with FD to *PARAMS. */
35 extern int stty (int __fd, const struct sgttyb *__params) __THROW;
38 __END_DECLS
40 #endif /* sgtty.h */