open_toontown_panda3d/dtool/src/prc/configVariableBase.cxx

90 lines
3.0 KiB
C++

// Filename: configVariableBase.cxx
// Created by: drose (21Oct04)
//
////////////////////////////////////////////////////////////////////
//
// 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."
//
////////////////////////////////////////////////////////////////////
#include "configVariableBase.h"
ConfigVariableBase::Unconstructed *ConfigVariableBase::_unconstructed;
////////////////////////////////////////////////////////////////////
// Function: ConfigVariableBase::Constructor
// Access: Protected
// Description: This constructor is only intended to be called from a
// specialized ConfigVariableFoo derived class.
////////////////////////////////////////////////////////////////////
ConfigVariableBase::
ConfigVariableBase(const string &name,
ConfigVariableBase::ValueType value_type,
const string &description, int flags) :
_core(ConfigVariableManager::get_global_ptr()->make_variable(name))
{
#ifndef NDEBUG
if (was_unconstructed()) {
prc_cat->error()
<< "Late constructing " << this << ": " << name << "\n";
}
#endif // NDEBUG
if (value_type != VT_undefined) {
_core->set_value_type(value_type);
}
#ifdef PRC_SAVE_DESCRIPTIONS
if (!description.empty()) {
_core->set_description(description);
}
#endif // PRC_SAVE_DESCRIPTIONS
if (flags != 0) {
_core->set_flags(flags);
}
}
////////////////////////////////////////////////////////////////////
// Function: ConfigVariableBase::record_unconstructed
// Access: Protected
// Description: Records that this config variable was referenced
// before it was constructed (presumably a static-init
// ordering issue). This is used to print a useful
// error message later, when the constructor is actually
// called (and we then know what the name of the
// variable is).
////////////////////////////////////////////////////////////////////
void ConfigVariableBase::
record_unconstructed() const {
#ifndef NDEBUG
if (_unconstructed == (Unconstructed *)NULL) {
_unconstructed = new Unconstructed;
}
_unconstructed->insert(this);
#endif
}
////////////////////////////////////////////////////////////////////
// Function: ConfigVariableBase::was_unconstructed
// Access: Protected
// Description: Returns true if record_unconstructed() was ever
// called on this pointer, false otherwise.
////////////////////////////////////////////////////////////////////
bool ConfigVariableBase::
was_unconstructed() const {
#ifndef NDEBUG
if (_unconstructed != (Unconstructed *)NULL) {
Unconstructed::const_iterator ui = _unconstructed->find(this);
if (ui != _unconstructed->end()) {
return true;
}
}
#endif
return false;
}