libgo/go/os/stat_js.go

   1 // Copyright 2009 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 // +build js,wasm
   6
   7 package os
   8
   9 import (
  10         "syscall"
  11         "time"
  12 )
  13
  14 func fillFileStatFromSys(fs *fileStat, name string) {
  15         fs.name = basename(name)
  16         fs.size = fs.sys.Size
  17         fs.modTime = timespecToTime(fs.sys.Mtime, fs.sys.MtimeNsec)
  18         fs.mode = FileMode(fs.sys.Mode & 0777)
  19         switch fs.sys.Mode & syscall.S_IFMT {
  20         case syscall.S_IFBLK:
  21                 fs.mode |= ModeDevice
  22         case syscall.S_IFCHR:
  23                 fs.mode |= ModeDevice | ModeCharDevice
  24         case syscall.S_IFDIR:
  25                 fs.mode |= ModeDir
  26         case syscall.S_IFIFO:
  27                 fs.mode |= ModeNamedPipe
  28         case syscall.S_IFLNK:
  29                 fs.mode |= ModeSymlink
  30         case syscall.S_IFREG:
  31                 // nothing to do
  32         case syscall.S_IFSOCK:
  33                 fs.mode |= ModeSocket
  34         }
  35         if fs.sys.Mode&syscall.S_ISGID != 0 {
  36                 fs.mode |= ModeSetgid
  37         }
  38         if fs.sys.Mode&syscall.S_ISUID != 0 {
  39                 fs.mode |= ModeSetuid
  40         }
  41         if fs.sys.Mode&syscall.S_ISVTX != 0 {
  42                 fs.mode |= ModeSticky
  43         }
  44 }
  45
  46 func timespecToTime(sec, nsec int64) time.Time {
  47         return time.Unix(sec, nsec)
  48 }
  49
  50 // For testing.
  51 func atime(fi FileInfo) time.Time {
  52         st := fi.Sys().(*syscall.Stat_t)
  53         return timespecToTime(st.Atime, st.AtimeNsec)
  54 }