diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/tcsetattr.c')
-rw-r--r-- | sysdeps/unix/sysv/linux/tcsetattr.c | 73 |
1 files changed, 72 insertions, 1 deletions
diff --git a/sysdeps/unix/sysv/linux/tcsetattr.c b/sysdeps/unix/sysv/linux/tcsetattr.c index ef5009d1c8..7afaf1b986 100644 --- a/sysdeps/unix/sysv/linux/tcsetattr.c +++ b/sysdeps/unix/sysv/linux/tcsetattr.c @@ -1 +1,72 @@ -#include <sysdeps/unix/bsd/sun/sunos4/tcsetattr.c> +/* Copyright (C) 1993, 1996, 1997 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., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <errno.h> +#include <termios.h> +#include <sys/ioctl.h> +#include <sys/types.h> + +/* The difference here is that the termios structure used in the + kernel is not the same as we use in the libc. Therefore we must + translate it here. */ +#include <kernel_termios.h> + + +/* Set the state of FD to *TERMIOS_P. */ +int +tcsetattr (fd, optional_actions, termios_p) + int fd; + int optional_actions; + const struct termios *termios_p; +{ + struct kernel_termios k_termios; + unsigned long int cmd; + size_t cnt; + + switch (optional_actions) + { + case TCSANOW: + cmd = TCSETS; + break; + case TCSADRAIN: + cmd = TCSETSW; + break; + case TCSAFLUSH: + cmd = TCSETSF; + break; + default: + __set_errno (EINVAL); + return -1; + } + + k_termios.c_iflag = termios_p->c_iflag; + k_termios.c_oflag = termios_p->c_oflag; + k_termios.c_cflag = termios_p->c_cflag; + k_termios.c_lflag = termios_p->c_lflag; + k_termios.c_line = termios_p->c_line; +#ifdef _HAVE_C_ISPEED + k_termios.c_ispeed = termios_p.c_ispeed; +#endif +#ifdef _HAVE_C_OSPEED + k_termios.c_ospeed = termios_p.c_ospeed; +#endif + for (cnt = 0; cnt < KERNEL_NCCS; ++cnt) + k_termios.c_cc[cnt] = termios_p->c_cc[cnt]; + + return __ioctl (fd, cmd, &k_termios); +} |