add followLinks option

src/utils/fstreewalk.cpp

@@ -1,5 +1,5 @@
 #ifndef lint
-static char rcsid[] = "@(#$Id: fstreewalk.cpp,v 1.13 2007-08-28 08:08:38 dockes Exp $ (C) 2004 J.F.Dockes";
+static char rcsid[] = "@(#$Id: fstreewalk.cpp,v 1.14 2007-08-30 09:01:52 dockes Exp $ (C) 2004 J.F.Dockes";
 #endif
 /*
  *   This program is free software; you can redistribute it and/or modify
@@ -65,6 +65,13 @@ FsTreeWalker::~FsTreeWalker()
     delete data;
 }
 
+void FsTreeWalker::setOpts(Options opts)
+{
+    if (data) {
+	data->options = opts;
+    }
+}
+
 string FsTreeWalker::getReason()
 {
     return data->reason.str();

src/utils/fstreewalk.h

@@ -16,7 +16,7 @@
  */
 #ifndef _FSTREEWALK_H_INCLUDED_
 #define _FSTREEWALK_H_INCLUDED_
-/* @(#$Id: fstreewalk.h,v 1.8 2007-08-28 08:08:39 dockes Exp $  (C) 2004 J.F.Dockes */
+/* @(#$Id: fstreewalk.h,v 1.9 2007-08-30 09:01:52 dockes Exp $  (C) 2004 J.F.Dockes */
 
 #include <string>
 #include <list>
@@ -46,6 +46,9 @@ class FsTreeWalker {
 
     FsTreeWalker(Options opts = FtwOptNone);
     ~FsTreeWalker();
+
+    void setOpts(Options opts);
+
     /** 
      * Begin file system walk.
      * @param dir is not checked against the ignored patterns (this is