open_toontown_panda3d/dtool/src/prc/configVariableSearchPath.cxx

45 lines
1.2 KiB
C++

/**
* PANDA 3D SOFTWARE
* Copyright (c) Carnegie Mellon University. All rights reserved.
*
* All use of this software is subject to the terms of the revised BSD
* license. You should have received a copy of this license along
* with this source code in a file named "LICENSE."
*
* @file configVariableSearchPath.cxx
* @author drose
* @date 2004-10-21
*/
#include "configVariableSearchPath.h"
#include "executionEnvironment.h"
/**
* Recopies the config variable into the search path for returning its value.
*/
void ConfigVariableSearchPath::
reload_search_path() {
nassertv(_core != nullptr);
mark_cache_valid(_local_modified);
_cache.clear();
_cache.append_path(_prefix);
size_t num_unique_references = _core->get_num_unique_references();
for (size_t i = 0; i < num_unique_references; i++) {
const ConfigDeclaration *decl = _core->get_unique_reference(i);
Filename fn = decl->get_filename_value();
if (!fn.empty()) {
_cache.append_directory(std::move(fn));
}
}
if (_prefix.is_empty() && _postfix.is_empty() &&
num_unique_references == 0) {
// An empty search path implicitly has the default value.
_cache = _default_value;
}
_cache.append_path(_postfix);
}