1
0
mirror of https://gitea.com/gitea/tea.git synced 2024-12-04 14:46:40 -05:00
tea/vendor/golang.org/x/sys/unix/ioctl.go
6543 6cff3b1cc7 migrate src-d/go-git -> go-git/go-git (#128)
Merge branch 'master' into vendor-migrate-go-git

Merge branch 'master' into vendor-migrate-go-git

migrate src-d/go-git -> go-git/go-git

Co-authored-by: 6543 <6543@obermui.de>
Reviewed-on: https://gitea.com/gitea/tea/pulls/128
Reviewed-by: techknowlogick <techknowlogick@gitea.io>
Reviewed-by: Lunny Xiao <xiaolunwen@gmail.com>
2020-04-30 02:02:15 +00:00

66 lines
2.0 KiB
Go

// Copyright 2018 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 aix darwin dragonfly freebsd linux netbsd openbsd solaris
package unix
import (
"runtime"
"unsafe"
)
// ioctl itself should not be exposed directly, but additional get/set
// functions for specific types are permissible.
// IoctlSetInt performs an ioctl operation which sets an integer value
// on fd, using the specified request number.
func IoctlSetInt(fd int, req uint, value int) error {
return ioctl(fd, req, uintptr(value))
}
// IoctlSetWinsize performs an ioctl on fd with a *Winsize argument.
//
// To change fd's window size, the req argument should be TIOCSWINSZ.
func IoctlSetWinsize(fd int, req uint, value *Winsize) error {
// TODO: if we get the chance, remove the req parameter and
// hardcode TIOCSWINSZ.
err := ioctl(fd, req, uintptr(unsafe.Pointer(value)))
runtime.KeepAlive(value)
return err
}
// IoctlSetTermios performs an ioctl on fd with a *Termios.
//
// The req value will usually be TCSETA or TIOCSETA.
func IoctlSetTermios(fd int, req uint, value *Termios) error {
// TODO: if we get the chance, remove the req parameter.
err := ioctl(fd, req, uintptr(unsafe.Pointer(value)))
runtime.KeepAlive(value)
return err
}
// IoctlGetInt performs an ioctl operation which gets an integer value
// from fd, using the specified request number.
//
// A few ioctl requests use the return value as an output parameter;
// for those, IoctlRetInt should be used instead of this function.
func IoctlGetInt(fd int, req uint) (int, error) {
var value int
err := ioctl(fd, req, uintptr(unsafe.Pointer(&value)))
return value, err
}
func IoctlGetWinsize(fd int, req uint) (*Winsize, error) {
var value Winsize
err := ioctl(fd, req, uintptr(unsafe.Pointer(&value)))
return &value, err
}
func IoctlGetTermios(fd int, req uint) (*Termios, error) {
var value Termios
err := ioctl(fd, req, uintptr(unsafe.Pointer(&value)))
return &value, err
}