stat_unix.go

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