-
-
Notifications
You must be signed in to change notification settings - Fork 310
/
nonblock_unix.go
41 lines (36 loc) · 1.23 KB
/
nonblock_unix.go
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
// Copyright 2021 The TCell Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use file except in compliance with the License.
// You may obtain a copy of the license at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//go:build linux || aix || zos || solaris
// +build linux aix zos solaris
package tcell
import (
"syscall"
"golang.org/x/sys/unix"
)
// tcSetBufParams is used by the tty driver on UNIX systems to configure the
// buffering parameters (minimum character count and minimum wait time in msec.)
// This also waits for output to drain first.
func tcSetBufParams(fd int, vMin uint8, vTime uint8) error {
_ = syscall.SetNonblock(fd, true)
tio, err := unix.IoctlGetTermios(fd, unix.TCGETS)
if err != nil {
return err
}
tio.Cc[unix.VMIN] = vMin
tio.Cc[unix.VTIME] = vTime
if err = unix.IoctlSetTermios(fd, unix.TCSETSW, tio); err != nil {
return err
}
return nil
}