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/*
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 "pbd/tokenizer.h"
#include "pbd/search_path.h"
#include "pbd/error.h"
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<sys::path> tmp;
if (tokenize (path, string(path_delimiter), std::back_inserter (tmp))) {
add_directories (tmp);
}
}
SearchPath::SearchPath (const sys::path& directory_path)
{
add_directory (directory_path);
}
SearchPath::SearchPath (const vector<sys::path>& paths)
{
add_directories (paths);
}
void
SearchPath::add_directory (const sys::path& directory_path)
{
// test for existance and warn etc?
push_back(directory_path);
}
void
SearchPath::add_directories (const vector<sys::path>& paths)
{
for(vector<sys::path>::const_iterator i = paths.begin(); i != paths.end(); ++i) {
add_directory (*i);
}
}
const string
SearchPath::to_string () const
{
string path;
for (vector<sys::path>::const_iterator i = begin(); i != 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& spath)
{
insert(end(), spath.begin(), spath.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
insert(end(), spath.begin(), spath.end());
return *this;
}
SearchPath&
SearchPath::add_subdirectory_to_paths (const string& subdir)
{
for (vector<sys::path>::iterator i = begin(); i != end(); ++i) {
// should these new paths just be added to the end of
// the search path rather than replace?
*i /= subdir;
}
return *this;
}
} // namespace PBD
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