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- // 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.
- //go:build aix && ppc
- // +build aix,ppc
- // Functions to access/create device major and minor numbers matching the
- // encoding used by AIX.
- package unix
- // Major returns the major component of a Linux device number.
- func Major(dev uint64) uint32 {
- return uint32((dev >> 16) & 0xffff)
- }
- // Minor returns the minor component of a Linux device number.
- func Minor(dev uint64) uint32 {
- return uint32(dev & 0xffff)
- }
- // Mkdev returns a Linux device number generated from the given major and minor
- // components.
- func Mkdev(major, minor uint32) uint64 {
- return uint64(((major) << 16) | (minor))
- }
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