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//go:build (linux && !baremetal && !wasm_unknown && !nintendoswitch) || wasip1 || wasip2
// 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.
// Note: this file is used for both Linux and WASI.
// Eventually it might be better to spit it up, and make the syscall constants
// match the typical WASI constants instead of the Linux-equivalents used here.
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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