diff options
Diffstat (limited to 'sysdeps/stub/tcsetattr.c')
-rw-r--r-- | sysdeps/stub/tcsetattr.c | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/sysdeps/stub/tcsetattr.c b/sysdeps/stub/tcsetattr.c new file mode 100644 index 0000000000..21de21e3cb --- /dev/null +++ b/sysdeps/stub/tcsetattr.c @@ -0,0 +1,100 @@ +/* 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. */ |