1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
|
/* Copyright (C) 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 Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#define tcsetattr __tcsetattr
#define tcgetattr __tcgetattr
#include <stdarg.h>
#include <termios.h>
#include <unistd.h>
#include <sys/ioctl.h>
#include <sys/syscall.h>
/* The user-visible size of struct termios has changed. Catch ioctl calls
using the new-style struct termios, and translate them to old-style. */
#define __NR___syscall_ioctl __NR_ioctl
_syscall3(int, __syscall_ioctl, int, fd, unsigned long int, request, void *, arg);
int ioctl (int fd, unsigned long int request, ...)
{
void *arg;
va_list ap;
int result;
va_start (ap, request);
arg = va_arg (ap, void *);
switch (request)
{
case TCGETS:
result = tcgetattr (fd, (struct termios *) arg);
break;
case TCSETS:
result = tcsetattr (fd, TCSANOW, (struct termios *) arg);
break;
case TCSETSW:
result = tcsetattr (fd, TCSADRAIN, (struct termios *) arg);
break;
case TCSETSF:
result = tcsetattr (fd, TCSAFLUSH, (struct termios *) arg);
break;
default:
result = __syscall_ioctl (fd, request, arg);
break;
}
va_end (ap);
return result;
}
|
