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Source file src/os/executable_darwin.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  package os
     6  
     7  import "errors"
     8  
     9  var executablePath string // set by ../runtime/os_darwin.go
    10  
    11  var initCwd, initCwdErr = Getwd()
    12  
    13  func executable() (string, error) {
    14  	ep := executablePath
    15  	if len(ep) == 0 {
    16  		return ep, errors.New("cannot find executable path")
    17  	}
    18  	if ep[0] != '/' {
    19  		if initCwdErr != nil {
    20  			return ep, initCwdErr
    21  		}
    22  		if len(ep) > 2 && ep[0:2] == "./" {
    23  			// skip "./"
    24  			ep = ep[2:]
    25  		}
    26  		ep = initCwd + "/" + ep
    27  	}
    28  	return ep, nil
    29  }
    30  

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