mirror of
https://github.com/golang/sys.git
synced 2026-02-08 11:46:04 +03:00
1561086e64
These changes add Termio/Winsize/Statfs_t for AIX, constants TC[GS]ET and the syscalls Mkdir and Mknod. It also changes the comments for AIX which still were talking about Linux and glibc. Change-Id: I64325330328d6e16cff540f103fdfa533b7d8f5b Reviewed-on: https://go-review.googlesource.com/136295 Run-TryBot: Tobias Klauser <tobias.klauser@gmail.com> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Tobias Klauser <tobias.klauser@gmail.com>
30 lines
864 B
Go
30 lines
864 B
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
|
|
// +build ppc64
|
|
|
|
// Functions to access/create device major and minor numbers matching the
|
|
// encoding used AIX.
|
|
|
|
package unix
|
|
|
|
// Major returns the major component of a Linux device number.
|
|
func Major(dev uint64) uint32 {
|
|
return uint32((dev & 0x3fffffff00000000) >> 32)
|
|
}
|
|
|
|
// Minor returns the minor component of a Linux device number.
|
|
func Minor(dev uint64) uint32 {
|
|
return uint32((dev & 0x00000000ffffffff) >> 0)
|
|
}
|
|
|
|
// Mkdev returns a Linux device number generated from the given major and minor
|
|
// components.
|
|
func Mkdev(major, minor uint32) uint64 {
|
|
var DEVNO64 uint64
|
|
DEVNO64 = 0x8000000000000000
|
|
return ((uint64(major) << 32) | (uint64(minor) & 0x00000000FFFFFFFF) | DEVNO64)
|
|
}
|