修复带后缀名时找不到文件的bug

wzv5 · Dec 21, 2016 · 4d93b54 · 4d93b54
1 parent d0aa0e3
commit 4d93b54
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/sudo/Program.cs b/sudo/Program.cs
@@ -53,7 +53,8 @@ public static string WhereSearch(string filename)
             var paths = new[] { Environment.CurrentDirectory }
                     .Concat(Environment.GetEnvironmentVariable("PATH").Split(';'));
             var extensions = Environment.GetEnvironmentVariable("PATHEXT").ToLower().Split(';')
-                               .Where(e => e.StartsWith("."));
+                               .Where(e => e.StartsWith("."))
+                               .Concat(new[] { String.Empty });
             var combinations = paths.SelectMany(x => extensions,
                     (path, extension) => Path.Combine(path, filename + extension));
             return combinations.FirstOrDefault(File.Exists);