go stat_unix 源码
golang stat_unix 代码
文件路径：/src/os/stat_unix.go
// Copyright 2016 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 unix || (js && wasm)
package os
import (
"syscall"
)
// Stat returns the FileInfo structure describing file.
// If there is an error, it will be of type *PathError.
func (f *File) Stat() (FileInfo, error) {
if f == nil {
return nil, ErrInvalid
}
var fs fileStat
err := f.pfd.Fstat(&fs.sys)
if err != nil {
return nil, &PathError{Op: "stat", Path: f.name, Err: err}
}
fillFileStatFromSys(&fs, f.name)
return &fs, nil
}
// statNolog stats a file with no test logging.
func statNolog(name string) (FileInfo, error) {
var fs fileStat
err := ignoringEINTR(func() error {
return syscall.Stat(name, &fs.sys)
})
if err != nil {
return nil, &PathError{Op: "stat", Path: name, Err: err}
}
fillFileStatFromSys(&fs, name)
return &fs, nil
}
// lstatNolog lstats a file with no test logging.
func lstatNolog(name string) (FileInfo, error) {
var fs fileStat
err := ignoringEINTR(func() error {
return syscall.Lstat(name, &fs.sys)
})
if err != nil {
return nil, &PathError{Op: "lstat", Path: name, Err: err}
}
fillFileStatFromSys(&fs, name)
return &fs, nil
}
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