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Source file src/os/stat_linux.go

  // Copyright 2009 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.
  
  package os
  
  import (
  	"syscall"
  	"time"
  )
  
  func fillFileStatFromSys(fs *fileStat, name string) {
  	fs.name = basename(name)
  	fs.size = fs.sys.Size
  	fs.modTime = timespecToTime(fs.sys.Mtim)
  	fs.mode = FileMode(fs.sys.Mode & 0777)
  	switch fs.sys.Mode & syscall.S_IFMT {
  	case syscall.S_IFBLK:
  		fs.mode |= ModeDevice
  	case syscall.S_IFCHR:
  		fs.mode |= ModeDevice | ModeCharDevice
  	case syscall.S_IFDIR:
  		fs.mode |= ModeDir
  	case syscall.S_IFIFO:
  		fs.mode |= ModeNamedPipe
  	case syscall.S_IFLNK:
  		fs.mode |= ModeSymlink
  	case syscall.S_IFREG:
  		// nothing to do
  	case syscall.S_IFSOCK:
  		fs.mode |= ModeSocket
  	}
  	if fs.sys.Mode&syscall.S_ISGID != 0 {
  		fs.mode |= ModeSetgid
  	}
  	if fs.sys.Mode&syscall.S_ISUID != 0 {
  		fs.mode |= ModeSetuid
  	}
  	if fs.sys.Mode&syscall.S_ISVTX != 0 {
  		fs.mode |= ModeSticky
  	}
  }
  
  func timespecToTime(ts syscall.Timespec) time.Time {
  	return time.Unix(int64(ts.Sec), int64(ts.Nsec))
  }
  
  // For testing.
  func atime(fi FileInfo) time.Time {
  	return timespecToTime(fi.Sys().(*syscall.Stat_t).Atim)
  }
  

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