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[2/4]解决USB摄像头打开相机预览界面绿屏
liyujie
2025-08-28
d9927380ed7c8366f762049be9f3fee225860833
[~lzh/A133.git]
/
android
/
prebuilts
/
go
/
linux-x86
/
src
/
cmd
/
dist
/
test_linux.go
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// Copyright 2016 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// +build linux
package main
import (
"syscall"
"unsafe"
)
const ioctlReadTermios = syscall.TCGETS
// isTerminal reports whether fd is a terminal.
func isTerminal(fd uintptr) bool {
var termios syscall.Termios
_, _, err := syscall.Syscall6(syscall.SYS_IOCTL, fd, ioctlReadTermios, uintptr(unsafe.Pointer(&termios)), 0, 0, 0)
return err == 0
}
func init() {
stdOutErrAreTerminals = func() bool {
return isTerminal(1) && isTerminal(2)
}
}