GnomeVFSResult
gnome_vfs_create_uri_cancellable (GnomeVFSHandle **handle,
GnomeVFSURI *uri,
GnomeVFSOpenMode open_mode,
gboolean exclusive,
guint perm,
GnomeVFSContext *context)
{
GnomeVFSMethodHandle *method_handle;
GnomeVFSResult result;
g_return_val_if_fail (handle != NULL, GNOME_VFS_ERROR_BAD_PARAMETERS);
g_return_val_if_fail (uri != NULL, GNOME_VFS_ERROR_BAD_PARAMETERS);
if (gnome_vfs_context_check_cancellation (context))
return GNOME_VFS_ERROR_CANCELLED;
if (!VFS_METHOD_HAS_FUNC(uri->method, create))
return GNOME_VFS_ERROR_NOT_SUPPORTED;
result = uri->method->create (uri->method, &method_handle, uri, open_mode,
exclusive, perm, context);
if (result != GNOME_VFS_OK)
return result;
*handle = _gnome_vfs_handle_new (uri, method_handle, open_mode);
return GNOME_VFS_OK;
}
/**
* mate_vfs_monitor_add:
* @handle: after the call, @handle will be a pointer to an operation handle.
* @text_uri: string representing the uri to monitor.
* @monitor_type: add a directory or file monitor.
* @callback: function to call when the monitor is tripped.
* @user_data: data to pass to @callback.
*
* Watch the file or directory at @text_uri for changes (or the creation/deletion of the file)
* and call @callback when there is a change. If a directory monitor is added, @callback is
* notified when any file in the directory changes.
*
* Return value: an integer representing the result of the operation.
*/
MateVFSResult
mate_vfs_monitor_add (MateVFSMonitorHandle **handle,
const gchar *text_uri,
MateVFSMonitorType monitor_type,
MateVFSMonitorCallback callback,
gpointer user_data)
{
MateVFSURI *uri;
MateVFSResult result;
g_return_val_if_fail (handle != NULL, MATE_VFS_ERROR_BAD_PARAMETERS);
*handle = NULL;
g_return_val_if_fail (text_uri != NULL, MATE_VFS_ERROR_BAD_PARAMETERS);
uri = mate_vfs_uri_new (text_uri);
if (uri == NULL) {
return MATE_VFS_ERROR_INVALID_URI;
}
if (!VFS_METHOD_HAS_FUNC(uri->method, monitor_add)) {
mate_vfs_uri_unref (uri);
return MATE_VFS_ERROR_NOT_SUPPORTED;
}
result = _mate_vfs_monitor_do_add (uri->method, handle, uri,
monitor_type, callback,
user_data);
mate_vfs_uri_unref (uri);
return result;
}
GnomeVFSResult
_gnome_vfs_monitor_do_cancel (GnomeVFSMonitorHandle *handle)
{
GnomeVFSResult result;
init_hash_table ();
if (!VFS_METHOD_HAS_FUNC(handle->uri->method, monitor_cancel)) {
return GNOME_VFS_ERROR_NOT_SUPPORTED;
}
result = handle->uri->method->monitor_cancel (handle->uri->method,
handle->method_handle);
if (result == GNOME_VFS_OK) {
G_LOCK (handle_hash);
/* mark this monitor as cancelled */
handle->cancelled = TRUE;
/* we might be in the unlocked part of actually_dispatch_callback,
* in that case, don't free the handle now.
* Instead we do it in actually_dispatch_callback.
*/
if (!handle->in_dispatch) {
destroy_monitor_handle (handle);
}
G_UNLOCK (handle_hash);
}
return result;
}
GnomeVFSResult
gnome_vfs_truncate_uri_cancellable (GnomeVFSURI *uri,
GnomeVFSFileSize length,
GnomeVFSContext *context)
{
g_return_val_if_fail (uri != NULL, GNOME_VFS_ERROR_BAD_PARAMETERS);
if (gnome_vfs_context_check_cancellation (context))
return GNOME_VFS_ERROR_CANCELLED;
if (!VFS_METHOD_HAS_FUNC(uri->method, truncate))
return GNOME_VFS_ERROR_NOT_SUPPORTED;
return uri->method->truncate(uri->method, uri, length, context);
}
GnomeVFSResult
gnome_vfs_unlink_from_uri_cancellable (GnomeVFSURI *uri,
GnomeVFSContext *context)
{
g_return_val_if_fail (uri != NULL, GNOME_VFS_ERROR_BAD_PARAMETERS);
if (gnome_vfs_context_check_cancellation (context)) {
return GNOME_VFS_ERROR_CANCELLED;
}
if (!VFS_METHOD_HAS_FUNC(uri->method, unlink)) {
return GNOME_VFS_ERROR_NOT_SUPPORTED;
}
return uri->method->unlink (uri->method, uri, context);
}
GnomeVFSResult
gnome_vfs_create_symbolic_link_cancellable (GnomeVFSURI *uri,
const char *target_reference,
GnomeVFSContext *context)
{
g_return_val_if_fail (uri != NULL, GNOME_VFS_ERROR_BAD_PARAMETERS);
if (gnome_vfs_context_check_cancellation (context)) {
return GNOME_VFS_ERROR_CANCELLED;
}
if (!VFS_METHOD_HAS_FUNC(uri->method, create_symbolic_link)) {
return GNOME_VFS_ERROR_NOT_SUPPORTED;
}
return uri->method->create_symbolic_link (uri->method, uri, target_reference, context);
}
GnomeVFSResult
gnome_vfs_make_directory_for_uri_cancellable (GnomeVFSURI *uri,
guint perm,
GnomeVFSContext *context)
{
GnomeVFSResult result;
g_return_val_if_fail (uri != NULL, GNOME_VFS_ERROR_BAD_PARAMETERS);
if (gnome_vfs_context_check_cancellation (context))
return GNOME_VFS_ERROR_CANCELLED;
if (!VFS_METHOD_HAS_FUNC(uri->method, make_directory))
return GNOME_VFS_ERROR_NOT_SUPPORTED;
result = uri->method->make_directory (uri->method, uri, perm, context);
return result;
}
GnomeVFSResult
gnome_vfs_get_file_info_uri_cancellable (GnomeVFSURI *uri,
GnomeVFSFileInfo *info,
GnomeVFSFileInfoOptions options,
GnomeVFSContext *context)
{
GnomeVFSResult result;
g_return_val_if_fail (uri != NULL, GNOME_VFS_ERROR_BAD_PARAMETERS);
g_return_val_if_fail (info != NULL, GNOME_VFS_ERROR_BAD_PARAMETERS);
if (gnome_vfs_context_check_cancellation (context))
return GNOME_VFS_ERROR_CANCELLED;
if (!VFS_METHOD_HAS_FUNC(uri->method, get_file_info))
return GNOME_VFS_ERROR_NOT_SUPPORTED;
result = uri->method->get_file_info (uri->method, uri, info, options,
context);
return result;
}
GnomeVFSResult
gnome_vfs_find_directory_cancellable (GnomeVFSURI *near_uri,
GnomeVFSFindDirectoryKind kind,
GnomeVFSURI **result_uri,
gboolean create_if_needed,
gboolean find_if_needed,
guint permissions,
GnomeVFSContext *context)
{
GnomeVFSResult result;
GnomeVFSURI *resolved_uri;
g_return_val_if_fail (result_uri != NULL, GNOME_VFS_ERROR_BAD_PARAMETERS);
*result_uri = NULL;
if (gnome_vfs_context_check_cancellation (context))
return GNOME_VFS_ERROR_CANCELLED;
if (near_uri != NULL) {
gnome_vfs_uri_ref (near_uri);
} else {
char *text_uri;
text_uri = gnome_vfs_get_uri_from_local_path (g_get_home_dir ());
g_assert (text_uri != NULL);
/* assume file: method and the home directory */
near_uri = gnome_vfs_uri_new (text_uri);
g_free (text_uri);
}
g_assert (near_uri != NULL);
if (!VFS_METHOD_HAS_FUNC (near_uri->method, find_directory)) {
/* skip file systems not supporting find_directory.
*
* TODO if we decide to introduce cross-method links (e.g. http allows
* arbitrary URIs), this could be slightly wrong, because the target
* method may support find_directory, so we'd also have to make sure
* that a method doesn't support cross-method links.
**/
return GNOME_VFS_ERROR_NOT_SUPPORTED;
}
/* Need to expand the final symlink, since if the directory is a symlink
* we want to look at the device the symlink points to, not the one the
* symlink is stored on
*/
result = _gnome_vfs_uri_resolve_all_symlinks_uri (near_uri, &resolved_uri);
if (result == GNOME_VFS_OK) {
gnome_vfs_uri_unref (near_uri);
near_uri = resolved_uri;
} else
return result;
g_assert (near_uri != NULL);
if (!VFS_METHOD_HAS_FUNC(near_uri->method, find_directory)) {
gnome_vfs_uri_unref (near_uri);
return GNOME_VFS_ERROR_NOT_SUPPORTED;
}
result = near_uri->method->find_directory (near_uri->method, near_uri, kind,
result_uri, create_if_needed, find_if_needed, permissions, context);
gnome_vfs_uri_unref (near_uri);
return result;
}