diff options
Diffstat (limited to 'gio/giomodule.c')
| -rw-r--r-- | gio/giomodule.c | 208 |
1 files changed, 0 insertions, 208 deletions
diff --git a/gio/giomodule.c b/gio/giomodule.c deleted file mode 100644 index 304e6dec..00000000 --- a/gio/giomodule.c +++ /dev/null @@ -1,208 +0,0 @@ -#include <config.h> - -#include "giomodule.h" -#include <gmodule.h> - -struct _GIOModule { - GTypeModule parent_instance; - - gchar *filename; - GModule *library; - - void (* load) (GIOModule *module); - void (* unload) (GIOModule *module); -}; - -struct _GIOModuleClass -{ - GTypeModuleClass parent_class; - -}; - -static void g_io_module_finalize (GObject *object); -static gboolean g_io_module_load_module (GTypeModule *gmodule); -static void g_io_module_unload_module (GTypeModule *gmodule); - -G_DEFINE_TYPE (GIOModule, g_io_module, G_TYPE_TYPE_MODULE); - -static void -g_io_module_class_init (GIOModuleClass *class) -{ - GObjectClass *object_class = G_OBJECT_CLASS (class); - GTypeModuleClass *type_module_class = G_TYPE_MODULE_CLASS (class); - - object_class->finalize = g_io_module_finalize; - - type_module_class->load = g_io_module_load_module; - type_module_class->unload = g_io_module_unload_module; -} - -static void -g_io_module_init (GIOModule *module) -{ -} - -static void -g_io_module_finalize (GObject *object) -{ - GIOModule *module = G_IO_MODULE (object); - - g_free (module->filename); - - G_OBJECT_CLASS (g_io_module_parent_class)->finalize (object); -} - -static gboolean -g_io_module_load_module (GTypeModule *gmodule) -{ - GIOModule *module = G_IO_MODULE (gmodule); - - if (!module->filename) - { - g_warning ("GIOModule path not set"); - return FALSE; - } - - module->library = g_module_open (module->filename, G_MODULE_BIND_LAZY | G_MODULE_BIND_LOCAL); - - if (!module->library) - { - g_printerr ("%s\n", g_module_error ()); - return FALSE; - } - - /* Make sure that the loaded library contains the required methods */ - if (! g_module_symbol (module->library, - "g_io_module_load", - (gpointer *) &module->load) || - ! g_module_symbol (module->library, - "g_io_module_unload", - (gpointer *) &module->unload)) - { - g_printerr ("%s\n", g_module_error ()); - g_module_close (module->library); - - return FALSE; - } - - /* Initialize the loaded module */ - module->load (module); - - return TRUE; -} - -static void -g_io_module_unload_module (GTypeModule *gmodule) -{ - GIOModule *module = G_IO_MODULE (gmodule); - - module->unload (module); - - g_module_close (module->library); - module->library = NULL; - - module->load = NULL; - module->unload = NULL; -} - -GIOModule * -g_io_module_new (const gchar *filename) -{ - GIOModule *module; - - g_return_val_if_fail (filename != NULL, NULL); - - module = g_object_new (G_IO_TYPE_MODULE, NULL); - module->filename = g_strdup (filename); - - return module; -} - -static gboolean -is_valid_module_name (const gchar *basename) -{ -#if !defined(G_OS_WIN32) && !defined(G_WITH_CYGWIN) - return - g_str_has_prefix (basename, "lib") && - g_str_has_suffix (basename, ".so"); -#else - return g_str_has_suffix (basename, ".dll"); -#endif -} - -static GList * -load_modules (const char *dirname) -{ - const gchar *name; - GDir *dir; - GError *error = NULL; - GList *modules; - - if (!g_module_supported ()) - return NULL; - - dir = g_dir_open (dirname, 0, &error); - - if (!dir) - { - g_printerr ("Error while opening module dir: %s\n", error->message); - g_clear_error (&error); - return NULL; - } - - modules = NULL; - while ((name = g_dir_read_name (dir))) - { - if (is_valid_module_name (name)) - { - GIOModule *module; - gchar *path; - - path = g_build_filename (dirname, name, NULL); - module = g_io_module_new (path); - - if (!g_type_module_use (G_TYPE_MODULE (module))) - { - g_printerr ("Failed to load module: %s\n", path); - g_object_unref (module); - g_free (path); - continue; - } - - g_free (path); - - g_type_module_unuse (G_TYPE_MODULE (module)); - - modules = g_list_prepend (modules, module); - } - } - - g_dir_close (dir); - - return modules; -} - -G_LOCK_DEFINE_STATIC (loaded_dirs); -static GHashTable *loaded_dirs = NULL; - -void -g_io_modules_ensure_loaded (const char *directory) -{ - GList *modules; - - G_LOCK (loaded_dirs); - - if (loaded_dirs == NULL) - loaded_dirs = g_hash_table_new (g_str_hash, g_str_equal); - - if (!g_hash_table_lookup_extended (loaded_dirs, directory, - NULL, NULL)) - { - modules = load_modules (directory); - g_hash_table_insert (loaded_dirs, - g_strdup (directory), - modules); - } - - G_UNLOCK (loaded_dirs); -} |