symlink_plan9.go

     1  // Copyright 2022 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  package filepath
     6  
     7  import (
     8  	"os"
     9  	"strings"
    10  	"syscall"
    11  )
    12  
    13  func evalSymlinks(path string) (string, error) {
    14  	// Plan 9 doesn't have symbolic links, so no need for substitutions.
    15  	if len(path) > 0 {
    16  		// Check validity of path
    17  		_, err := os.Lstat(path)
    18  		if err != nil {
    19  			// Return the same error value as on other operating systems
    20  			if strings.HasSuffix(err.Error(), "not a directory") {
    21  				err = syscall.ENOTDIR
    22  			}
    23  			return "", err
    24  		}
    25  	}
    26  	return Clean(path), nil
    27  }
    28
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