Advanced Search

\'which\' command, in C#

/ Published in: C#
Save to your folder(s)
This code came from the cs-script project. It\'s a C# implementation of the which command.

Expand | Embed | Plain Text

Copy this code and paste it in your HTML 
  1. using System;
  2. using System.IO; 
  3. using System.Text; 
  4. using Microsoft.Win32;
  5. using System.Diagnostics;
  6.  
  7. class Script
  8. {
  9. 	const string usage = "Usage: cscscript which file\nVerifies which copy of the executable file would be executed if invoked from command-prompt.\n"+
  10. 						 "file - name of the executable file\n";
  11.  
  12. 	static public void Main(string[] args)
  13. 	{
  14. 		if (args.Length == 0 || 
  15. 			(args.Length == 1 && (args[0] == "?" || args[0] == "/?" || args[0] == "-?" || args[0].ToLower() == "help")))
  16. 		{
  17. 			Console.WriteLine(usage);
  18. 		}
  19. 		else 
  20. 		{
  21. 			string file = args[0].EndsWith(".exe") ? args[0] : args[0]+".exe";
  22. 			string filePath = file;
  23.  
  24. 			if (File.Exists(file))
  25. 				Console.WriteLine(Path.GetFullPath(filePath));
  26. 			else			
  27. 				foreach(string dir in Environment.GetEnvironmentVariable("Path").Split(";".ToCharArray()))
  28. 				{
  29. 					if (File.Exists(filePath = Path.Combine(dir, file)))
  30. 					{
  31. 						Console.WriteLine(filePath);
  32. 						break;
  33. 					}
  34. 				}
  35. 		}
  36. 	}
  37. }

URL: http://www.csscript.net/help/Script_library.html

Report this snippet


Comments

RSS Icon Subscribe to comments

You need to login to post a comment.