libs/ardour/control_protocol_search_path.cc

   1 /*
   2     Copyright (C) 2007 Tim Mayberry
   3
   4     This program is free software; you can redistribute it and/or modify
   5     it under the terms of the GNU General Public License as published by
   6     the Free Software Foundation; either version 2 of the License, or
   7     (at your option) any later version.
   8
   9     This program is distributed in the hope that it will be useful,
  10     but WITHOUT ANY WARRANTY; without even the implied warranty of
  11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12     GNU General Public License for more details.
  13
  14     You should have received a copy of the GNU General Public License
  15     along with this program; if not, write to the Free Software
  16     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  17
  18 */
  19
  20 #include <glibmm/miscutils.h>
  21
  22 #include "ardour/control_protocol_search_path.h"
  23 #include "ardour/directory_names.h"
  24 #include "ardour/filesystem_paths.h"
  25
  26 namespace {
  27         const char * const surfaces_env_variable_name = "ARDOUR_SURFACES_PATH";
  28 } // anonymous
  29
  30 using namespace PBD;
  31
  32 namespace ARDOUR {
  33
  34 SearchPath
  35 control_protocol_search_path ()
  36 {
  37         bool surfaces_path_defined = false;
  38         SearchPath spath_env(Glib::getenv(surfaces_env_variable_name, surfaces_path_defined));
  39
  40         if (surfaces_path_defined)
  41         {
  42                 return spath_env;
  43         }
  44
  45         SearchPath spath(user_config_directory ());
  46
  47         spath += ardour_module_directory ();
  48
  49         spath.add_subdirectory_to_paths(surfaces_dir_name);
  50
  51         return spath;
  52 }
  53
  54 } // namespace ARDOUR