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copied!<pre><code> /// <summary> /// return a list of files that matches some wildcard pattern, e.g. /// C:\p4\software\dotnet\tools\*\*.sln to get all tool solution files /// </summary> /// <param name="glob">pattern to match</param> /// <returns>all matching paths</returns> public static IEnumerable<string> Glob(string glob) { foreach (string path in Glob(PathHead(glob) + DirSep, PathTail(glob))) yield return path; } /// <summary> /// uses 'head' and 'tail' -- 'head' has already been pattern-expanded /// and 'tail' has not. /// </summary> /// <param name="head">wildcard-expanded</param> /// <param name="tail">not yet wildcard-expanded</param> /// <returns></returns> public static IEnumerable<string> Glob(string head, string tail) { if (PathTail(tail) == tail) foreach (string path in Directory.GetFiles(head, tail).OrderBy(s => s)) yield return path; else foreach (string dir in Directory.GetDirectories(head, PathHead(tail)).OrderBy(s => s)) foreach (string path in Glob(Path.Combine(head, dir), PathTail(tail))) yield return path; } /// <summary> /// shortcut /// </summary> static char DirSep = Path.DirectorySeparatorChar; /// <summary> /// return the first element of a file path /// </summary> /// <param name="path">file path</param> /// <returns>first logical unit</returns> static string PathHead(string path) { // handle case of \\share\vol\foo\bar -- return \\share\vol as 'head' // because the dir stuff won't let you interrogate a server for its share list // FIXME check behavior on Linux to see if this blows up -- I don't think so if (path.StartsWith("" + DirSep + DirSep)) return path.Substring(0, 2) + path.Substring(2).Split(DirSep)[0] + DirSep + path.Substring(2).Split(DirSep)[1]; return path.Split(DirSep)[0]; } /// <summary> /// return everything but the first element of a file path /// e.g. PathTail("C:\TEMP\foo.txt") = "TEMP\foo.txt" /// </summary> /// <param name="path">file path</param> /// <returns>all but the first logical unit</returns> static string PathTail(string path) { if (!path.Contains(DirSep)) return path; return path.Substring(1 + PathHead(path).Length); } </code></pre>

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