;;; dbus.el --- Elisp bindings for D-Bus.
-;; Copyright (C) 2007, 2008, 2009 Free Software Foundation, Inc.
+;; Copyright (C) 2007-2011 Free Software Foundation, Inc.
;; Author: Michael Albinus <michael.albinus@gmx.de>
;; Keywords: comm, hardware
(declare-function dbus-method-return-internal "dbusbind.c")
(declare-function dbus-method-error-internal "dbusbind.c")
(declare-function dbus-register-signal "dbusbind.c")
+(declare-function dbus-register-method "dbusbind.c")
+(declare-function dbus-send-signal "dbusbind.c")
(defvar dbus-debug)
-(defvar dbus-registered-functions-table)
+(defvar dbus-registered-objects-table)
;; Pacify byte compiler.
(eval-when-compile
(defmacro dbus-ignore-errors (&rest body)
"Execute BODY; signal D-Bus error when `dbus-debug' is non-nil.
Otherwise, return result of last form in BODY, or all other errors."
+ (declare (indent 0) (debug t))
`(condition-case err
(progn ,@body)
(dbus-error (when dbus-debug (signal (car err) (cdr err))))))
-
-(put 'dbus-ignore-errors 'lisp-indent-function 0)
-(put 'dbus-ignore-errors 'edebug-form-spec '(form body))
(font-lock-add-keywords 'emacs-lisp-mode '("\\<dbus-ignore-errors\\>"))
(defvar dbus-event-error-hooks nil
\f
;;; Hash table of registered functions.
-;; We create it here. So we have a simple test in dbusbind.c, whether
-;; the Lisp code has been loaded.
-(setq dbus-registered-functions-table (make-hash-table :test 'equal))
-
(defvar dbus-return-values-table (make-hash-table :test 'equal)
"Hash table for temporary storing arguments of reply messages.
-A key in this hash table is a list (BUS SERIAL). BUS is either the
-symbol `:system' or the symbol `:session'. SERIAL is the serial number
-of the reply message. See `dbus-call-method-non-blocking-handler' and
+A key in this hash table is a list (BUS SERIAL). BUS is either a
+Lisp symbol, `:system' or `:session', or a string denoting the
+bus address. SERIAL is the serial number of the reply message.
+See `dbus-call-method-non-blocking-handler' and
`dbus-call-method-non-blocking'.")
(defun dbus-list-hash-table ()
"Returns all registered member registrations to D-Bus.
The return value is a list, with elements of kind (KEY . VALUE).
-See `dbus-registered-functions-table' for a description of the
+See `dbus-registered-objects-table' for a description of the
hash table."
(let (result)
(maphash
- '(lambda (key value) (add-to-list 'result (cons key value) 'append))
- dbus-registered-functions-table)
+ (lambda (key value) (add-to-list 'result (cons key value) 'append))
+ dbus-registered-objects-table)
result))
(defun dbus-unregister-object (object)
"Unregister OBJECT from D-Bus.
-OBJECT must be the result of a preceding `dbus-register-method'
-or `dbus-register-signal' call. It returns `t' if OBJECT has
-been unregistered, `nil' otherwise."
+OBJECT must be the result of a preceding `dbus-register-method',
+`dbus-register-property' or `dbus-register-signal' call. It
+returns `t' if OBJECT has been unregistered, `nil' otherwise.
+
+When OBJECT identifies the last method or property, which is
+registered for the respective service, Emacs releases its
+association to the service from D-Bus."
;; Check parameter.
(unless (and (consp object) (not (null (car object))) (consp (cdr object)))
(signal 'wrong-type-argument (list 'D-Bus object)))
;; Find the corresponding entry in the hash table.
(let* ((key (car object))
- (value (gethash key dbus-registered-functions-table)))
+ (value (cdr object))
+ (entry (gethash key dbus-registered-objects-table))
+ ret)
+ ;; entry has the structure ((UNAME SERVICE PATH MEMBER) ...).
+ ;; value has the structure ((SERVICE PATH [HANDLER]) ...).
+ ;; MEMBER is either a string (the handler), or a cons cell (a
+ ;; property value). UNAME and property values are not taken into
+ ;; account for comparision.
+
;; Loop over the registered functions.
- (while (consp value)
- ;; (car value) has the structure (UNAME SERVICE PATH HANDLER).
- ;; (cdr object) has the structure ((SERVICE PATH HANDLER) ...).
- (if (not (equal (cdr (car value)) (car (cdr object))))
- (setq value (cdr value))
- ;; Compute new hash value. If it is empty, remove it from
+ (dolist (elt entry)
+ (when (equal
+ (car value)
+ (butlast (cdr elt) (- (length (cdr elt)) (length (car value)))))
+ ;; Compute new hash value. If it is empty, remove it from the
;; hash table.
- (unless
- (puthash
- key
- (delete (car value) (gethash key dbus-registered-functions-table))
- dbus-registered-functions-table)
- (remhash key dbus-registered-functions-table))
- (setq value t)))
- value))
+ (unless (puthash key (delete elt entry) dbus-registered-objects-table)
+ (remhash key dbus-registered-objects-table))
+ (setq ret t)))
+ ;; Check, whether there is still a registered function or property
+ ;; for the given service. If not, unregister the service from the
+ ;; bus.
+ (dolist (elt entry)
+ (let ((service (cadr elt))
+ (bus (car key))
+ found)
+ (maphash
+ (lambda (k v)
+ (dolist (e v)
+ (ignore-errors
+ (when (and (equal bus (car k)) (string-equal service (cadr e)))
+ (setq found t)))))
+ dbus-registered-objects-table)
+ (unless found
+ (dbus-call-method
+ bus dbus-service-dbus dbus-path-dbus dbus-interface-dbus
+ "ReleaseName" service))))
+ ;; Return.
+ ret))
+
+(defun dbus-unregister-service (bus service)
+ "Unregister all objects related to SERVICE from D-Bus BUS.
+BUS is either a Lisp symbol, `:system' or `:session', or a string
+denoting the bus address. SERVICE must be a known service name.
+
+The function returns a keyword, indicating the result of the
+operation. One of the following keywords is returned:
+
+`:released': Service has become the primary owner of the name.
+
+`:non-existent': Service name does not exist on this bus.
+
+`:not-owner': We are neither the primary owner nor waiting in the
+queue of this service."
+
+ (maphash
+ (lambda (key value)
+ (dolist (elt value)
+ (ignore-errors
+ (when (and (equal bus (car key)) (string-equal service (cadr elt)))
+ (unless
+ (puthash key (delete elt value) dbus-registered-objects-table)
+ (remhash key dbus-registered-objects-table))))))
+ dbus-registered-objects-table)
+ (let ((reply (dbus-call-method
+ bus dbus-service-dbus dbus-path-dbus dbus-interface-dbus
+ "ReleaseName" service)))
+ (case reply
+ (1 :released)
+ (2 :non-existent)
+ (3 :not-owner)
+ (t (signal 'dbus-error (list "Could not unregister service" service))))))
(defun dbus-call-method-non-blocking-handler (&rest args)
"Handler for reply messages of asynchronous D-Bus message calls.
-It calls the function stored in `dbus-registered-functions-table'.
+It calls the function stored in `dbus-registered-objects-table'.
The result will be made available in `dbus-return-values-table'."
(puthash (list (dbus-event-bus-name last-input-event)
(dbus-event-serial-number last-input-event))
arrived. SERVICE is the object name for which the name owner has
been changed. OLD-OWNER is the previous owner of SERVICE, or the
empty string if SERVICE was not owned yet. NEW-OWNER is the new
-owner of SERVICE, or the empty string if SERVICE looses any name owner.
+owner of SERVICE, or the empty string if SERVICE loses any name owner.
usage: (dbus-name-owner-changed-handler service old-owner new-owner)"
(save-match-data
;; Check whether SERVICE is a known name.
(when (not (string-match "^:" service))
(maphash
- '(lambda (key value)
- (dolist (elt value)
- ;; key has the structure (BUS INTERFACE MEMBER).
- ;; elt has the structure (UNAME SERVICE PATH HANDLER).
- (when (string-equal old-owner (car elt))
- ;; Remove old key, and add new entry with changed name.
- (dbus-unregister-object (list key (cdr elt)))
- ;; Maybe we could arrange the lists a little bit better
- ;; that we don't need to extract every single element?
- (dbus-register-signal
- ;; BUS SERVICE PATH
- (nth 0 key) (nth 1 elt) (nth 2 elt)
- ;; INTERFACE MEMBER HANDLER
- (nth 1 key) (nth 2 key) (nth 3 elt)))))
- (copy-hash-table dbus-registered-functions-table))))
+ (lambda (key value)
+ (dolist (elt value)
+ ;; key has the structure (BUS INTERFACE MEMBER).
+ ;; elt has the structure (UNAME SERVICE PATH HANDLER).
+ (when (string-equal old-owner (car elt))
+ ;; Remove old key, and add new entry with changed name.
+ (dbus-unregister-object (list key (cdr elt)))
+ ;; Maybe we could arrange the lists a little bit better
+ ;; that we don't need to extract every single element?
+ (dbus-register-signal
+ ;; BUS SERVICE PATH
+ (nth 0 key) (nth 1 elt) (nth 2 elt)
+ ;; INTERFACE MEMBER HANDLER
+ (nth 1 key) (nth 2 key) (nth 3 elt)))))
+ (copy-hash-table dbus-registered-objects-table))))
;; The error is reported only in debug mode.
(when dbus-debug
(signal
(dbus-event BUS TYPE SERIAL SERVICE PATH INTERFACE MEMBER HANDLER &rest ARGS)
BUS identifies the D-Bus the message is coming from. It is
-either the symbol `:system' or the symbol `:session'. TYPE is
-the D-Bus message type which has caused the event, SERIAL is the
-serial number of the received D-Bus message. SERVICE and PATH
-are the unique name and the object path of the D-Bus object
-emitting the message. INTERFACE and MEMBER denote the message
-which has been sent. HANDLER is the function which has been
-registered for this message. ARGS are the arguments passed to
-HANDLER, when it is called during event handling in
-`dbus-handle-event'.
+either a Lisp symbol, `:system' or `:session', or a string
+denoting the bus address. TYPE is the D-Bus message type which
+has caused the event, SERIAL is the serial number of the received
+D-Bus message. SERVICE and PATH are the unique name and the
+object path of the D-Bus object emitting the message. INTERFACE
+and MEMBER denote the message which has been sent. HANDLER is
+the function which has been registered for this message. ARGS
+are the arguments passed to HANDLER, when it is called during
+event handling in `dbus-handle-event'.
This function raises a `dbus-error' signal in case the event is
not well formed."
(unless (and (listp event)
(eq (car event) 'dbus-event)
;; Bus symbol.
- (symbolp (nth 1 event))
+ (or (symbolp (nth 1 event))
+ (stringp (nth 1 event)))
;; Type.
(and (natnump (nth 2 event))
(< dbus-message-type-invalid (nth 2 event)))
"Handle events from the D-Bus.
EVENT is a D-Bus event, see `dbus-check-event'. HANDLER, being
part of the event, is called with arguments ARGS.
-If the HANDLER returns an `dbus-error', it is propagated as return message."
+If the HANDLER returns a `dbus-error', it is propagated as return message."
(interactive "e")
(condition-case err
(let (result)
(defun dbus-event-bus-name (event)
"Return the bus name the event is coming from.
-The result is either the symbol `:system' or the symbol `:session'.
-EVENT is a D-Bus event, see `dbus-check-event'. This function
-raises a `dbus-error' signal in case the event is not well
-formed."
+The result is either a Lisp symbol, `:system' or `:session', or a
+string denoting the bus address. EVENT is a D-Bus event, see
+`dbus-check-event'. This function raises a `dbus-error' signal
+in case the event is not well formed."
(dbus-check-event event)
(nth 1 event))
\f
;;; D-Bus registered names.
-(defun dbus-list-activatable-names ()
+(defun dbus-list-activatable-names (&optional bus)
"Return the D-Bus service names which can be activated as list.
-The result is a list of strings, which is `nil' when there are no
-activatable service names at all."
+If BUS is left nil, `:system' is assumed. The result is a list
+of strings, which is `nil' when there are no activatable service
+names at all."
(dbus-ignore-errors
(dbus-call-method
- :system dbus-service-dbus
+ (or bus :system) dbus-service-dbus
dbus-path-dbus dbus-interface-dbus "ListActivatableNames")))
(defun dbus-list-names (bus)
bus dbus-service-dbus dbus-path-dbus
dbus-interface-dbus "GetNameOwner" service)))
-(defun dbus-ping (bus service)
- "Check whether SERVICE is registered for D-Bus BUS."
+(defun dbus-ping (bus service &optional timeout)
+ "Check whether SERVICE is registered for D-Bus BUS.
+TIMEOUT, a nonnegative integer, specifies the maximum number of
+milliseconds `dbus-ping' must return. The default value is 25,000.
+
+Note, that this autoloads SERVICE if it is not running yet. If
+it shall be checked whether SERVICE is already running, one shall
+apply
+
+ \(member service \(dbus-list-known-names bus))"
;; "Ping" raises a D-Bus error if SERVICE does not exist.
;; Otherwise, it returns silently with `nil'.
(condition-case nil
(not
- (dbus-call-method bus service dbus-path-dbus dbus-interface-peer "Ping"))
+ (if (natnump timeout)
+ (dbus-call-method
+ bus service dbus-path-dbus dbus-interface-peer
+ "Ping" :timeout timeout)
+ (dbus-call-method
+ bus service dbus-path-dbus dbus-interface-peer "Ping")))
(dbus-error nil)))
\f
;;; D-Bus introspection.
(defun dbus-introspect (bus service path)
- "This function returns all interfaces and sub-nodes of SERVICE,
+ "Return all interfaces and sub-nodes of SERVICE,
registered at object path PATH at bus BUS.
-BUS must be either the symbol `:system' or the symbol `:session'.
-SERVICE must be a known service name, and PATH must be a valid
-object path. The last two parameters are strings. The result,
-the introspection data, is a string in XML format."
+BUS is either a Lisp symbol, `:system' or `:session', or a string
+denoting the bus address. SERVICE must be a known service name,
+and PATH must be a valid object path. The last two parameters
+are strings. The result, the introspection data, is a string in
+XML format."
;; We don't want to raise errors. `dbus-call-method-non-blocking'
;; is used, because the handler can be registered in our Emacs
;; instance; caller an callee would block each other.
(dbus-ignore-errors
- (dbus-call-method-non-blocking
+ (funcall
+ (if noninteractive 'dbus-call-method 'dbus-call-method-non-blocking)
bus service path dbus-interface-introspectable "Introspect")))
(defun dbus-introspect-xml (bus service path)
(defun dbus-introspect-get-interface (bus service path interface)
"Return the INTERFACE of SERVICE in D-Bus BUS at object path PATH.
The return value is an XML object. INTERFACE must be a string,
-element of the list returned by
-`dbus-introspect-get-interface-names'. The resulting
-\"interface\" object can contain \"method\", \"signal\",
+element of the list returned by `dbus-introspect-get-interface-names'.
+The resulting \"interface\" object can contain \"method\", \"signal\",
\"property\" and \"annotation\" children."
(let ((elt (xml-get-children
(dbus-introspect-xml bus service path) 'interface)))
(defun dbus-introspect-get-argument (bus service path interface name arg)
"Return argument ARG as XML object.
-NAME must be a \"method\" or \"signal\" object. ARG must be a
-string, element of the list returned by `dbus-introspect-get-argument-names'."
+NAME must be a \"method\" or \"signal\" object. ARG must be a string,
+element of the list returned by `dbus-introspect-get-argument-names'."
(let ((elt (xml-get-children
(or (dbus-introspect-get-method bus service path interface name)
(dbus-introspect-get-signal bus service path interface name))
(setq direction nil))
;; Collect the signatures.
(mapconcat
- '(lambda (x)
- (let ((arg (dbus-introspect-get-argument
- bus service path interface name x)))
- (if (or (not (stringp direction))
- (string-equal
- direction
- (dbus-introspect-get-attribute arg "direction")))
- (dbus-introspect-get-attribute arg "type")
- "")))
+ (lambda (x)
+ (let ((arg (dbus-introspect-get-argument
+ bus service path interface name x)))
+ (if (or (not (stringp direction))
+ (string-equal
+ direction
+ (dbus-introspect-get-attribute arg "direction")))
+ (dbus-introspect-get-attribute arg "type")
+ "")))
(dbus-introspect-get-argument-names bus service path interface name)
"")))
It will be checked at BUS, SERVICE, PATH. The result can be any
valid D-Bus value, or `nil' if there is no PROPERTY."
(dbus-ignore-errors
- ;; We must check, whether the "org.freedesktop.DBus.Properties"
- ;; interface is supported; otherwise the call blocks.
- (when
- (member
- "Get"
- (dbus-introspect-get-method-names
- bus service path "org.freedesktop.DBus.Properties"))
- ;; "Get" returns a variant, so we must use the car.
- (car
- (dbus-call-method
- bus service path dbus-interface-properties
- "Get" interface property)))))
+ ;; "Get" returns a variant, so we must use the `car'.
+ (car
+ (funcall
+ (if noninteractive 'dbus-call-method 'dbus-call-method-non-blocking)
+ bus service path dbus-interface-properties
+ "Get" :timeout 500 interface property))))
(defun dbus-set-property (bus service path interface property value)
"Set value of PROPERTY of INTERFACE to VALUE.
been set successful, the result is VALUE. Otherwise, `nil' is
returned."
(dbus-ignore-errors
- (when
- (and
- ;; We must check, whether the
- ;; "org.freedesktop.DBus.Properties" interface is supported;
- ;; otherwise the call blocks.
- (member
- "Set"
- (dbus-introspect-get-method-names
- bus service path "org.freedesktop.DBus.Properties"))
- ;; PROPERTY must be writable.
- (string-equal
- "readwrite"
- (dbus-introspect-get-attribute
- (dbus-introspect-get-property bus service path interface property)
- "access")))
- ;; "Set" requires a variant.
- (dbus-call-method
- bus service path dbus-interface-properties
- "Set" interface property (list :variant value))
- ;; Return VALUE.
- (dbus-get-property bus service path interface property))))
+ ;; "Set" requires a variant.
+ (funcall
+ (if noninteractive 'dbus-call-method 'dbus-call-method-non-blocking)
+ bus service path dbus-interface-properties
+ "Set" :timeout 500 interface property (list :variant value))
+ ;; Return VALUE.
+ (dbus-get-property bus service path interface property)))
(defun dbus-get-all-properties (bus service path interface)
"Return all properties of INTERFACE at BUS, SERVICE, PATH.
The result is a list of entries. Every entry is a cons of the
name of the property, and its value. If there are no properties,
`nil' is returned."
- ;; "org.freedesktop.DBus.Properties.GetAll" is not supported at
- ;; all interfaces. Therefore, we do it ourselves.
(dbus-ignore-errors
+ ;; "GetAll" returns "a{sv}".
(let (result)
- (dolist (property
- (dbus-introspect-get-property-names
- bus service path interface)
+ (dolist (dict
+ (funcall
+ (if noninteractive
+ 'dbus-call-method
+ 'dbus-call-method-non-blocking)
+ bus service path dbus-interface-properties
+ "GetAll" :timeout 500 interface)
result)
- (add-to-list
- 'result
- (cons property (dbus-get-property bus service path interface property))
- 'append)))))
-
+ (add-to-list 'result (cons (car dict) (caadr dict)) 'append)))))
+
+(defun dbus-register-property
+ (bus service path interface property access value
+ &optional emits-signal dont-register-service)
+ "Register property PROPERTY on the D-Bus BUS.
+
+BUS is either a Lisp symbol, `:system' or `:session', or a string
+denoting the bus address.
+
+SERVICE is the D-Bus service name of the D-Bus. It must be a
+known name (See discussion of DONT-REGISTER-SERVICE below).
+
+PATH is the D-Bus object path SERVICE is registered (See
+discussion of DONT-REGISTER-SERVICE below). INTERFACE is the
+name of the interface used at PATH, PROPERTY is the name of the
+property of INTERFACE. ACCESS indicates, whether the property
+can be changed by other services via D-Bus. It must be either
+the symbol `:read' or `:readwrite'. VALUE is the initial value
+of the property, it can be of any valid type (see
+`dbus-call-method' for details).
+
+If PROPERTY already exists on PATH, it will be overwritten. For
+properties with access type `:read' this is the only way to
+change their values. Properties with access type `:readwrite'
+can be changed by `dbus-set-property'.
+
+The interface \"org.freedesktop.DBus.Properties\" is added to
+PATH, including a default handler for the \"Get\", \"GetAll\" and
+\"Set\" methods of this interface. When EMITS-SIGNAL is non-nil,
+the signal \"PropertiesChanged\" is sent when the property is
+changed by `dbus-set-property'.
+
+When DONT-REGISTER-SERVICE is non-nil, the known name SERVICE is
+not registered. This means that other D-Bus clients have no way
+of noticing the newly registered property. When interfaces are
+constructed incrementally by adding single methods or properties
+at a time, DONT-REGISTER-SERVICE can be used to prevent other
+clients from discovering the still incomplete interface."
+ (unless (member access '(:read :readwrite))
+ (signal 'dbus-error (list "Access type invalid" access)))
+
+ ;; Register SERVICE.
+ (unless (or dont-register-service
+ (member service (dbus-list-names bus)))
+ (dbus-call-method
+ bus dbus-service-dbus dbus-path-dbus dbus-interface-dbus
+ "RequestName" service 0))
+
+ ;; Add handlers for the three property-related methods.
+ (dbus-register-method
+ bus service path dbus-interface-properties "Get"
+ 'dbus-property-handler 'dont-register)
+ (dbus-register-method
+ bus service path dbus-interface-properties "GetAll"
+ 'dbus-property-handler 'dont-register)
+ (dbus-register-method
+ bus service path dbus-interface-properties "Set"
+ 'dbus-property-handler 'dont-register)
+
+ ;; Register the name SERVICE with BUS.
+ (unless dont-register-service
+ (dbus-register-service bus service))
+
+ ;; Send the PropertiesChanged signal.
+ (when emits-signal
+ (dbus-send-signal
+ bus service path dbus-interface-properties "PropertiesChanged"
+ (list (list :dict-entry property (list :variant value)))
+ '(:array)))
+
+ ;; Create a hash table entry. We use nil for the unique name,
+ ;; because the property might be accessed from anybody.
+ (let ((key (list bus interface property))
+ (val
+ (list
+ (list
+ nil service path
+ (cons
+ (if emits-signal (list access :emits-signal) (list access))
+ value)))))
+ (puthash key val dbus-registered-objects-table)
+
+ ;; Return the object.
+ (list key (list service path))))
+
+(defun dbus-property-handler (&rest args)
+ "Default handler for the \"org.freedesktop.DBus.Properties\" interface.
+It will be registered for all objects created by `dbus-register-object'."
+ (let ((bus (dbus-event-bus-name last-input-event))
+ (service (dbus-event-service-name last-input-event))
+ (path (dbus-event-path-name last-input-event))
+ (method (dbus-event-member-name last-input-event))
+ (interface (car args))
+ (property (cadr args)))
+ (cond
+ ;; "Get" returns a variant.
+ ((string-equal method "Get")
+ (let ((entry (gethash (list bus interface property)
+ dbus-registered-objects-table)))
+ (when (string-equal path (nth 2 (car entry)))
+ (list (list :variant (cdar (last (car entry))))))))
+
+ ;; "Set" expects a variant.
+ ((string-equal method "Set")
+ (let* ((value (caar (cddr args)))
+ (entry (gethash (list bus interface property)
+ dbus-registered-objects-table))
+ ;; The value of the hash table is a list; in case of
+ ;; properties it contains just one element (UNAME SERVICE
+ ;; PATH OBJECT). OBJECT is a cons cell of a list, which
+ ;; contains a list of annotations (like :read,
+ ;; :read-write, :emits-signal), and the value of the
+ ;; property.
+ (object (car (last (car entry)))))
+ (unless (consp object)
+ (signal 'dbus-error
+ (list "Property not registered at path" property path)))
+ (unless (member :readwrite (car object))
+ (signal 'dbus-error
+ (list "Property not writable at path" property path)))
+ (puthash (list bus interface property)
+ (list (append (butlast (car entry))
+ (list (cons (car object) value))))
+ dbus-registered-objects-table)
+ ;; Send the "PropertiesChanged" signal.
+ (when (member :emits-signal (car object))
+ (dbus-send-signal
+ bus service path dbus-interface-properties "PropertiesChanged"
+ (list (list :dict-entry property (list :variant value)))
+ '(:array)))
+ ;; Return empty reply.
+ :ignore))
+
+ ;; "GetAll" returns "a{sv}".
+ ((string-equal method "GetAll")
+ (let (result)
+ (maphash
+ (lambda (key val)
+ (when (and (equal (butlast key) (list bus interface))
+ (string-equal path (nth 2 (car val)))
+ (not (functionp (car (last (car val))))))
+ (add-to-list
+ 'result
+ (list :dict-entry
+ (car (last key))
+ (list :variant (cdar (last (car val))))))))
+ dbus-registered-objects-table)
+ (list result))))))
+
+ \f
;; Initialize :system and :session buses. This adds their file
;; descriptors to input_wait_mask, in order to detect incoming
;; messages immediately.
(provide 'dbus)
-;; arch-tag: a47caf84-9162-4811-90cc-5d388e37b9bd
;;; dbus.el ends here