45cc6733e4
- To make sure libraries are not loaded multiple times, only .so files are considered. Beware that this is not portable git-svn-id: svn://svn.gna.org/svn/sgpemv2/trunk@731 3ecf2c5c-341e-0410-92b4-d18e462d057c
104 lines
2.4 KiB
C++
104 lines
2.4 KiB
C++
// src/backend/plugin_manager.cc - Copyright 2005, 2006, University
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// of Padova, dept. of Pure and Applied
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// Mathematics
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//
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// This file is part of SGPEMv2.
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//
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// This is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 2 of the License, or
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// (at your option) any later version.
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//
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// SGPEMv2 is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with SGPEMv2; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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#include "config.h"
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#include "plugin_manager.hh"
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#include "module.hh"
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#include "global_preferences.hh"
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#include "singleton.tcc"
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#include <glibmm/fileutils.h>
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#include <glibmm/pattern.h>
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#include <iostream>
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using namespace sgpem;
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using namespace std;
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template class SG_DLLEXPORT Singleton<PluginManager>;
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std::vector<Module*>
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PluginManager::get_module_list() const
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{
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return _modules;
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}
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void
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PluginManager::rescan_dirs()
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{
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Module* module = NULL;
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for_each(_modules.begin(), _modules.end(), ptr_fun(operator delete));
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_modules.clear();
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GlobalPreferences& prefs = GlobalPreferences::get_instance();
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GlobalPreferences::dir_iterator it = prefs.modules_dir_begin();
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Glib::PatternSpec shared_obj("*.so");
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while(it != prefs.modules_dir_end())
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{
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Glib::Dir dir(*it);
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for(Glib::DirIterator dir_it = dir.begin(); dir_it != dir.end(); ++dir_it)
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{
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// only attempt to load .so files
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if(shared_obj.match(*dir_it))
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{
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std::string module_path = Module::build_path(*it, *dir_it);
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std::cout << "Attempting to load module at path " << module_path << std::endl;
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try
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{
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module = new Module(module_path);
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if(*module)
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{
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_modules.push_back(module);
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std::cerr << "\tSuccess" << std::endl;
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}
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else
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{
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std::cerr << "\tFailed: " << Glib::Module::get_last_error() << std::endl;
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delete module;
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}
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}
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catch(InvalidPluginException e)
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{
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std::cerr << "\tFailed, invalid plugin: " << e.what() << std::endl;
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}
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}
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}
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it++;
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}
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}
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PluginManager::PluginManager()
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{
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rescan_dirs();
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}
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