// wxGnomeVFSLibrary
//----------------------------------------------------------------------------
-#define wxDL_METHOD_DEFINE( rettype, name, args, shortargs, defret ) \
- typedef rettype (* name ## Type) args ; \
- name ## Type pfn_ ## name; \
- rettype name args \
- { if (m_ok) return pfn_ ## name shortargs ; return defret; }
-
-#define wxDL_METHOD_LOAD( lib, name, success ) \
- pfn_ ## name = (name ## Type) lib->GetSymbol( wxT(#name), &success ); \
- if (!success) return;
-
class wxGnomeVFSLibrary
{
public:
wxGnomeVFSLibrary();
~wxGnomeVFSLibrary();
-
bool IsOk();
- void InitializeMethods();
private:
- bool m_ok;
- wxDynamicLibrary *m_gnome_vfs_lib;
+ bool InitializeMethods();
+
+ wxDynamicLibrary m_libGnomeVFS;
+
+ // only true if we successfully loaded the library above
+ //
+ // don't rename this field, it's used by wxDL_XXX macros internally
+ bool m_ok;
public:
wxDL_METHOD_DEFINE( gboolean, gnome_vfs_init,
(), (), FALSE )
- wxDL_METHOD_DEFINE( void, gnome_vfs_shutdown,
- (), (), /**/ )
+ wxDL_VOIDMETHOD_DEFINE( gnome_vfs_shutdown,
+ (), () )
wxDL_METHOD_DEFINE( GnomeVFSResult, gnome_vfs_mime_set_icon,
(const char *mime_type, const char *filename), (mime_type, filename), GNOME_VFS_OK )
wxGnomeVFSLibrary::wxGnomeVFSLibrary()
{
- m_gnome_vfs_lib = NULL;
-
wxLogNull log;
- m_gnome_vfs_lib = new wxDynamicLibrary( wxT("libgnomevfs-2.so.0") );
- m_ok = m_gnome_vfs_lib->IsLoaded();
- if (!m_ok) return;
-
- InitializeMethods();
+ m_libGnomeVFS.Load("libgnomevfs-2.so.0");
+ m_ok = m_libGnomeVFS.IsLoaded() && InitializeMethods();
}
wxGnomeVFSLibrary::~wxGnomeVFSLibrary()
{
- if (m_gnome_vfs_lib)
- delete m_gnome_vfs_lib;
+ // we crash on exit later (i.e. after main() finishes) if we unload this
+ // library, apparently it inserts some hooks in other libraries to which we
+ // link implicitly (GTK+ itself?) which are not uninstalled when it's
+ // unloaded resulting in this crash, so just leave it in memory -- it's a
+ // lesser evil
+ m_libGnomeVFS.Detach();
}
bool wxGnomeVFSLibrary::IsOk()
return m_ok;
}
-void wxGnomeVFSLibrary::InitializeMethods()
+bool wxGnomeVFSLibrary::InitializeMethods()
{
- m_ok = false;
- bool success;
-
- wxDL_METHOD_LOAD( m_gnome_vfs_lib, gnome_vfs_init, success )
- wxDL_METHOD_LOAD( m_gnome_vfs_lib, gnome_vfs_shutdown, success )
+ wxDL_METHOD_LOAD( m_libGnomeVFS, gnome_vfs_init );
+ wxDL_METHOD_LOAD( m_libGnomeVFS, gnome_vfs_shutdown );
- m_ok = true;
+ return true;
}
static wxGnomeVFSLibrary* gs_lgvfs = NULL;
IMPLEMENT_DYNAMIC_CLASS(wxGnomeVFSModule, wxModule)
-#endif
- // wxUSE_LIBGNOMEVS
- // wxUSE_MIMETYPE
+#endif // wxUSE_LIBGNOMEVFS && wxUSE_MIMETYPE