mirror of
https://github.com/love2d/love.git
synced 2026-08-16 00:02:12 +02:00
vrld
e9dcc16f16
The module registry throws an exception when trying to register a module instances if an instance is already registered under the same name. This backfired in love.thread when requiring love-modules.
66 lines
1.8 KiB
C++
66 lines
1.8 KiB
C++
/**
|
|
* Copyright (c) 2006-2012 LOVE Development Team
|
|
*
|
|
* This software is provided 'as-is', without any express or implied
|
|
* warranty. In no event will the authors be held liable for any damages
|
|
* arising from the use of this software.
|
|
*
|
|
* Permission is granted to anyone to use this software for any purpose,
|
|
* including commercial applications, and to alter it and redistribute it
|
|
* freely, subject to the following restrictions:
|
|
*
|
|
* 1. The origin of this software must not be misrepresented; you must not
|
|
* claim that you wrote the original software. If you use this software
|
|
* in a product, an acknowledgment in the product documentation would be
|
|
* appreciated but is not required.
|
|
* 2. Altered source versions must be plainly marked as such, and must not be
|
|
* misrepresented as being the original software.
|
|
* 3. This notice may not be removed or altered from any source distribution.
|
|
**/
|
|
|
|
// LOVE
|
|
#include "Module.h"
|
|
#include "Exception.h"
|
|
|
|
// std
|
|
#include <map>
|
|
#include <utility>
|
|
#include <string>
|
|
|
|
namespace
|
|
{
|
|
std::map<std::string, love::Module*> registry;
|
|
} // anonymous namespace
|
|
|
|
namespace love
|
|
{
|
|
void Module::registerInstance(Module *instance)
|
|
{
|
|
if (instance == NULL)
|
|
throw Exception("Module instance is NULL");
|
|
|
|
std::string name(instance->getName());
|
|
|
|
std::map<std::string, Module*>::iterator it = registry.find(name);
|
|
|
|
if (registry.end() != it)
|
|
{
|
|
if (it->second == instance)
|
|
return;
|
|
throw Exception("Module %s already registered!", instance->getName());
|
|
}
|
|
|
|
registry.insert(make_pair(name, instance));
|
|
}
|
|
|
|
Module *Module::getInstance(const char *name)
|
|
{
|
|
std::map<std::string, Module*>::iterator it = registry.find(std::string(name));
|
|
|
|
if (registry.end() == it)
|
|
return NULL;
|
|
|
|
return it->second;
|
|
}
|
|
} // namespace love
|