github.com/dolotech/hongbao@v0.0.0-20191130105438-fd59d7a5dda5/src/golang.org/x/sys/unix/file_unix.go (about)

     1  // Copyright 2017 The Go Authors. All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  package unix
     6  
     7  import (
     8  	"os"
     9  	"syscall"
    10  )
    11  
    12  // FIXME: unexported function from os
    13  // syscallMode returns the syscall-specific mode bits from Go's portable mode bits.
    14  func syscallMode(i os.FileMode) (o uint32) {
    15  	o |= uint32(i.Perm())
    16  	if i&os.ModeSetuid != 0 {
    17  		o |= syscall.S_ISUID
    18  	}
    19  	if i&os.ModeSetgid != 0 {
    20  		o |= syscall.S_ISGID
    21  	}
    22  	if i&os.ModeSticky != 0 {
    23  		o |= syscall.S_ISVTX
    24  	}
    25  	// No mapping for Go's ModeTemporary (plan9 only).
    26  	return
    27  }