// Calls OnShutdown() on all plugins.
void PluginRegistry::NotifyShutdown()
{
while (!basic_plugins.empty())
{
basic_plugins.back()->OnShutdown();
basic_plugins.pop_back();
}
document_plugins.clear();
element_plugins.clear();
}
void Application::Terminate()
{
BOOST_ASSERT( m_IsInitialized == true );
// Terminate the subsystems in the opposite order as they were registered.
SubsystemList::reverse_iterator iter = m_Subsystems.rbegin();
while ( iter != m_Subsystems.rend() )
{
SubsystemPtr subsystem = (*iter);
subsystem->Terminate();
++iter;
}
m_Subsystems.clear();
// Unload any previously loaded plug-ins
PluginList plugins = m_Plugins;
PluginList::iterator pluginIter = plugins.begin();
while ( pluginIter != plugins.end() )
{
PluginPtr plugin = (*pluginIter);
plugin->Terminate();
UnloadPlugin( plugin );
++pluginIter;
}
plugins.clear();
m_PluginsByName.clear();
m_PluginsByFileName.clear();
m_Plugins.clear();
// Flush all the libraries. At this point
// there should be no residual pointers to objects
// created in the library.
m_DynamicLibSubsystem->Flush();
m_IsInitialized = false;
OnTerminated( EventArgs( *this ) );
}
void PluginRegistry::Impl::get_plugins_from_dir (PluginList& list, std::string const& dir)
{
list.clear ();
#if defined(VISUAL_OS_WIN32)
std::string pattern = dir + "/*";
WIN32_FIND_DATA file_data;
HANDLE hList = FindFirstFile (pattern.c_str (), &file_data);
if (hList == INVALID_HANDLE_VALUE) {
FindClose (hList);
return;
}
bool finished = false;
while (!finished) {
if (!(file_data.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)) {
std::string full_path = dir + "/" + file_data.cFileName;
if (str_has_suffix (full_path, ".dll")) {
PluginRef* ref = load_plugin_ref (full_path);
if (ref) {
list.push_back (ref);
}
}
}
if (!FindNextFile (hList, &file_data)) {
if (GetLastError () == ERROR_NO_MORE_FILES) {
finished = true;
}
}
}
FindClose (hList);
#else
// NOTE: This typecast is needed for glibc versions that define
// alphasort() as taking const void * arguments
typedef int (*ScandirCompareFunc) (const struct dirent **, const struct dirent **);
struct dirent **namelist;
int n = scandir (dir.c_str (), &namelist, NULL, ScandirCompareFunc (alphasort));
if (n < 0)
return;
// First two entries are '.' and '..'
visual_mem_free (namelist[0]);
visual_mem_free (namelist[1]);
for (int i = 2; i < n; i++) {
std::string full_path = dir + "/" + namelist[i]->d_name;
if (str_has_suffix (full_path, ".so")) {
PluginRef* ref = load_plugin_ref (full_path);
if (ref) {
list.push_back (ref);
}
}
visual_mem_free (namelist[i]);
}
visual_mem_free (namelist);
#endif
}
