// This macro demonstrates how to get the active image's path

  macro "Show Path" {
       requires('1.30p');
       print(getPath());
  }

  print(getPath()); // in case user selects "Run Macro" 

  // Returns the active image's path. Returns a
  // string staring with "Error:" if there is an error.
  function getPath() {
      if (nImages==0) return "Error: no images open";
      selectImage(getImageID);
      run("Select None");  // bug workaround
      info = getInfo();
      index1 = indexOf(info, "Path: ");
      if (index1==-1) 
          return "Error: path not available for \"" + getTitle() + "\"";
      index2 = indexOf(info, "\n", index1);
      path = substring(info, index1+6, index2);
      return path;
  }