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- /* Copyright (C) 1991 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Library General Public License as
- published by the Free Software Foundation; either version 2 of the
- License, or (at your option) any later version.
-
- The GNU C Library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Library General Public License for more details.
-
- You should have received a copy of the GNU Library General Public
- License along with the GNU C Library; see the file COPYING.LIB. If
- not, write to the Free Software Foundation, Inc., 675 Mass Ave,
- Cambridge, MA 02139, USA. */
-
- #include <ansidecl.h>
- #include <errno.h>
- #include <stddef.h>
- #include <termios.h>
-
- static int EXFUN(bad_speed, (speed_t speed));
-
- /* Set the state of FD to *TERMIOS_P. */
- int
- DEFUN(tcsetattr, (fd, optional_actions, termios_p),
- int fd AND int optional_actions AND CONST struct termios *termios_p)
- {
- if (fd < 0)
- {
- errno = EBADF;
- return -1;
- }
- if (termios_p == NULL)
- {
- errno = EINVAL;
- return -1;
- }
- switch (optional_actions)
- {
- case TCSANOW:
- case TCSADRAIN:
- case TCSAFLUSH:
- break;
- default:
- errno = EINVAL;
- return -1;
- }
-
- if (bad_speed(termios_p->__ospeed) ||
- bad_speed(termios_p->__ispeed == 0 ?
- termios_p->__ospeed : termios_p->__ispeed))
- {
- errno = EINVAL;
- return -1;
- }
-
- errno = ENOSYS;
- return -1;
- }
-
-
- /* Stricknine checking. */
- static int
- DEFUN(bad_speed, (speed), speed_t speed)
- {
- switch (speed)
- {
- case B0:
- case B50:
- case B75:
- case B110:
- case B134:
- case B150:
- case B200:
- case B300:
- case B600:
- case B1200:
- case B1800:
- case B2400:
- case B4800:
- case B9600:
- case B19200:
- case B38400:
- return 0;
- default:
- return 1;
- }
- }
-
-
- #ifdef HAVE_GNU_LD
-
- #include <gnu-stabs.h>
-
- stub_warning(tcsetattr);
-
- #endif /* GNU stabs. */
-