stat_unix.go

Documentation: os

		 1  // Copyright 2016 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  //go:build aix || darwin || dragonfly || freebsd || (js && wasm) || linux || netbsd || openbsd || solaris
		 6  // +build aix darwin dragonfly freebsd js,wasm linux netbsd openbsd solaris
		 7  
		 8  package os
		 9  
		10  import (
		11  	"syscall"
		12  )
		13  
		14  // Stat returns the FileInfo structure describing file.
		15  // If there is an error, it will be of type *PathError.
		16  func (f *File) Stat() (FileInfo, error) {
		17  	if f == nil {
		18  		return nil, ErrInvalid
		19  	}
		20  	var fs fileStat
		21  	err := f.pfd.Fstat(&fs.sys)
		22  	if err != nil {
		23  		return nil, &PathError{Op: "stat", Path: f.name, Err: err}
		24  	}
		25  	fillFileStatFromSys(&fs, f.name)
		26  	return &fs, nil
		27  }
		28  
		29  // statNolog stats a file with no test logging.
		30  func statNolog(name string) (FileInfo, error) {
		31  	var fs fileStat
		32  	err := ignoringEINTR(func() error {
		33  		return syscall.Stat(name, &fs.sys)
		34  	})
		35  	if err != nil {
		36  		return nil, &PathError{Op: "stat", Path: name, Err: err}
		37  	}
		38  	fillFileStatFromSys(&fs, name)
		39  	return &fs, nil
		40  }
		41  
		42  // lstatNolog lstats a file with no test logging.
		43  func lstatNolog(name string) (FileInfo, error) {
		44  	var fs fileStat
		45  	err := ignoringEINTR(func() error {
		46  		return syscall.Lstat(name, &fs.sys)
		47  	})
		48  	if err != nil {
		49  		return nil, &PathError{Op: "lstat", Path: name, Err: err}
		50  	}
		51  	fillFileStatFromSys(&fs, name)
		52  	return &fs, nil
		53  }
		54
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