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体验新版 GitCode,发现更多精彩内容 >>
提交
a437ffbf
编写于
10月 17, 2017
作者:
B
bernard
浏览文件
操作
浏览文件
下载
电子邮件补丁
差异文件
[libc] code cleanup for termios.
上级
41f3d1f9
变更
2
隐藏空白更改
内联
并排
Showing
2 changed file
with
27 addition
and
27 deletion
+27
-27
components/libc/termios/SConscript
components/libc/termios/SConscript
+1
-1
components/libc/termios/posix_termios.c
components/libc/termios/posix_termios.c
+26
-26
未找到文件。
components/libc/termios/SConscript
浏览文件 @
a437ffbf
...
...
@@ -7,7 +7,7 @@ src = Glob('*.c') + Glob('*.cpp')
CPPPATH
=
[
cwd
]
group
=
DefineGroup
(
'libc'
,
src
,
depend
=
[
'RT_USING_LIBC'
,
'RT_USING_POSIX_TERMIOS'
],
depend
=
[
'RT_USING_LIBC'
,
'RT_USING_POSIX
'
,
'RT_USING_POSIX
_TERMIOS'
],
CPPPATH
=
CPPPATH
)
Return
(
'group'
)
components/libc/termios/posix_termios.c
浏览文件 @
a437ffbf
...
...
@@ -32,7 +32,7 @@
int
tcgetattr
(
int
fd
,
struct
termios
*
tio
)
{
/* Get the current serial port settings. */
/* Get the current serial port settings. */
if
(
ioctl
(
fd
,
TCGETA
,
tio
))
return
-
1
;
...
...
@@ -41,27 +41,27 @@ int tcgetattr(int fd, struct termios *tio)
int
tcsetattr
(
int
fd
,
int
act
,
const
struct
termios
*
tio
)
{
switch
(
act
)
{
case
TCSANOW
:
/* make the change immediately */
return
(
ioctl
(
fd
,
TCSETA
,
(
void
*
)
tio
));
case
TCSADRAIN
:
/*
* Don't make the change until all currently written data
* has been transmitted.
*/
return
(
ioctl
(
fd
,
TCSETAW
,
(
void
*
)
tio
));
case
TCSAFLUSH
:
/* Don't make the change until all currently written data
* has been transmitted, at which point any received but
* unread data is also discarded.
*/
return
(
ioctl
(
fd
,
TCSETAF
,
(
void
*
)
tio
));
default:
errno
=
EINVAL
;
return
(
-
1
);
}
switch
(
act
)
{
case
TCSANOW
:
/* make the change immediately */
return
(
ioctl
(
fd
,
TCSETA
,
(
void
*
)
tio
));
case
TCSADRAIN
:
/*
* Don't make the change until all currently written data
* has been transmitted.
*/
return
(
ioctl
(
fd
,
TCSETAW
,
(
void
*
)
tio
));
case
TCSAFLUSH
:
/* Don't make the change until all currently written data
* has been transmitted, at which point any received but
* unread data is also discarded.
*/
return
(
ioctl
(
fd
,
TCSETAF
,
(
void
*
)
tio
));
default:
errno
=
EINVAL
;
return
(
-
1
);
}
}
/**
...
...
@@ -106,7 +106,7 @@ int cfsetispeed(struct termios *tio, speed_t speed)
int
tcsendbreak
(
int
fd
,
int
dur
)
{
/* nonzero duration is implementation-defined, so ignore it */
return
0
;
return
0
;
}
int
tcflush
(
int
fd
,
int
queue
)
...
...
@@ -124,14 +124,14 @@ int tcflow(int fd, int action)
*/
int
tcdrain
(
int
fd
)
{
return
0
;
return
0
;
}
int
isatty
(
int
fd
)
{
struct
termios
term
;
struct
termios
term
;
return
tcgetattr
(
fd
,
&
term
)
==
0
;
return
tcgetattr
(
fd
,
&
term
)
==
0
;
}
#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
...
...
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