mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-24 14:00:30 +00:00
8c0c3e6dc4
* termios/cfsetspeed.c: Make code cleaner and add missing const. Patch by Joe Keane <jgk@jgk.org>.
130 lines
2.6 KiB
C
130 lines
2.6 KiB
C
/* Copyright (C) 1992, 1993, 1996, 1997, 1998 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 <termios.h>
|
|
#include <errno.h>
|
|
#include <stddef.h>
|
|
|
|
struct speed_struct
|
|
{
|
|
speed_t value;
|
|
speed_t internal;
|
|
};
|
|
|
|
static const struct speed_struct speeds[] =
|
|
{
|
|
#ifdef B0
|
|
{ 0, B0 },
|
|
#endif
|
|
#ifdef B50
|
|
{ 50, B50 },
|
|
#endif
|
|
#ifdef B75
|
|
{ 75, B75 },
|
|
#endif
|
|
#ifdef B110
|
|
{ 110, B110 },
|
|
#endif
|
|
#ifdef B134
|
|
{ 134, B134 },
|
|
#endif
|
|
#ifdef B150
|
|
{ 150, B150 },
|
|
#endif
|
|
#ifdef B200
|
|
{ 200, B200 },
|
|
#endif
|
|
#ifdef B300
|
|
{ 300, B300 },
|
|
#endif
|
|
#ifdef B600
|
|
{ 600, B600 },
|
|
#endif
|
|
#ifdef B1200
|
|
{ 1200, B1200 },
|
|
#endif
|
|
#ifdef B1200
|
|
{ 1200, B1200 },
|
|
#endif
|
|
#ifdef B1800
|
|
{ 1800, B1800 },
|
|
#endif
|
|
#ifdef B2400
|
|
{ 2400, B2400 },
|
|
#endif
|
|
#ifdef B4800
|
|
{ 4800, B4800 },
|
|
#endif
|
|
#ifdef B9600
|
|
{ 9600, B9600 },
|
|
#endif
|
|
#ifdef B19200
|
|
{ 19200, B19200 },
|
|
#endif
|
|
#ifdef B38400
|
|
{ 38400, B38400 },
|
|
#endif
|
|
#ifdef B57600
|
|
{ 57600, B57600 },
|
|
#endif
|
|
#ifdef B76800
|
|
{ 76800, B76800 },
|
|
#endif
|
|
#ifdef B115200
|
|
{ 115200, B115200 },
|
|
#endif
|
|
#ifdef B153600
|
|
{ 153600, B153600 },
|
|
#endif
|
|
#ifdef B230400
|
|
{ 230400, B230400 },
|
|
#endif
|
|
#ifdef B307200
|
|
{ 307200, B307200 },
|
|
#endif
|
|
#ifdef B460800
|
|
{ 460800, B460800 },
|
|
#endif
|
|
};
|
|
|
|
|
|
/* Set both the input and output baud rates stored in *TERMIOS_P to SPEED. */
|
|
int
|
|
cfsetspeed (struct termios *termios_p, speed_t speed)
|
|
{
|
|
size_t cnt;
|
|
|
|
for (cnt = 0; cnt < sizeof (speeds) / sizeof (speeds[0]); ++cnt)
|
|
if (speed == speeds[cnt].internal)
|
|
{
|
|
cfsetispeed (termios_p, speed);
|
|
cfsetospeed (termios_p, speed);
|
|
return 0;
|
|
}
|
|
else if (speed == speeds[cnt].value)
|
|
{
|
|
cfsetispeed (termios_p, speeds[cnt].internal);
|
|
cfsetospeed (termios_p, speeds[cnt].internal);
|
|
return 0;
|
|
}
|
|
|
|
__set_errno (EINVAL);
|
|
|
|
return -1;
|
|
}
|