executable_solaris.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  package os
     6  
     7  import "syscall"
     8  
     9  var executablePath string // set by sysauxv in ../runtime/os3_solaris.go
    10  
    11  var initCwd, initCwdErr = Getwd()
    12  
    13  func executable() (string, error) {
    14  	path := executablePath
    15  	if len(path) == 0 {
    16  		path, err := syscall.Getexecname()
    17  		if err != nil {
    18  			return path, err
    19  		}
    20  	}
    21  	if len(path) > 0 && path[0] != '/' {
    22  		if initCwdErr != nil {
    23  			return path, initCwdErr
    24  		}
    25  		if len(path) > 2 && path[0:2] == "./" {
    26  			// skip "./"
    27  			path = path[2:]
    28  		}
    29  		return initCwd + "/" + path, nil
    30  	}
    31  	return path, nil
    32  }
    33
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