/* Copyright (C) 2007 Tim Mayberry This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #include #include #include namespace { #ifdef WIN32 const char * const path_delimiter = ";"; #else const char * const path_delimiter = ":"; #endif } namespace PBD { SearchPath::SearchPath () { } SearchPath::SearchPath (const string& path) { vector tmp; if(!tokenize ( path, string(path_delimiter), std::back_inserter (tmp))) { // log warning(info perhaps?) that the path is empty warning << "SearchPath contains no tokens" << endmsg; } add_directories (tmp); } SearchPath::SearchPath (const vector& paths) { add_directories (paths); } SearchPath::SearchPath (const SearchPath& other) : m_dirs(other.m_dirs) { } void SearchPath::add_directory (const sys::path& directory_path) { // test for existance and warn etc? m_dirs.push_back(directory_path); } void SearchPath::add_directories (const vector& paths) { for(vector::const_iterator i = paths.begin(); i != paths.end(); ++i) { add_directory (*i); } } const string SearchPath::get_string () const { string path; for (vector::const_iterator i = m_dirs.begin(); i != m_dirs.end(); ++i) { path += (*i).to_string(); path += path_delimiter; } path = path.substr (0, path.length() - 1); // drop final separator return path; } SearchPath& SearchPath::operator= (const SearchPath& path) { m_dirs = path.m_dirs; return *this; } SearchPath& SearchPath::operator+= (const SearchPath& spath) { m_dirs.insert(m_dirs.end(), spath.m_dirs.begin(), spath.m_dirs.end()); return *this; } SearchPath& SearchPath::operator+= (const sys::path& directory_path) { add_directory (directory_path); return *this; } SearchPath& SearchPath::operator+ (const sys::path& directory_path) { add_directory (directory_path); return *this; } SearchPath& SearchPath::operator+ (const SearchPath& spath) { // concatenate paths into new SearchPath m_dirs.insert(m_dirs.end(), spath.m_dirs.begin(), spath.m_dirs.end()); return *this; } SearchPath& SearchPath::add_subdirectory_to_paths (const string& subdir) { for (vector::iterator i = m_dirs.begin(); i != m_dirs.end(); ++i) { // should these new paths just be added to the end of // the search path rather than replace? *i /= subdir; } return *this; } SearchPath& SearchPath::operator/= (const string& subdir) { return add_subdirectory_to_paths (subdir); } } // namespace PBD