services: dict: Deprecate 'dicod-service' procedure.

* doc/guix.texi (Miscellaneous Services): Remove 'dicod-service' mention.
* gnu/services/dict.scm (dicod-service): Deprecate procedure.

Signed-off-by: Ludovic Courtès <ludo@gnu.org>

doc/guix.texi

@@ -37850,25 +37850,17 @@ If true, this must be the name of a file to log messages to.
 
 @subsubheading Dictionary Service
 @cindex dictionary
+
 The @code{(gnu services dict)} module provides the following service:
 
 @defvar dicod-service-type
 This is the type of the service that runs the @command{dicod} daemon, an
 implementation of DICT server (@pxref{Dicod,,, dico, GNU Dico Manual}).
-@end defvar
-
-@deffn {Scheme Procedure} dicod-service [#:config (dicod-configuration)]
-Return a service that runs the @command{dicod} daemon, an implementation
-of DICT server (@pxref{Dicod,,, dico, GNU Dico Manual}).
-
-The optional @var{config} argument specifies the configuration for
-@command{dicod}, which should be a @code{<dicod-configuration>} object, by
-default it serves the GNU Collaborative International Dictionary of English.
 
 You can add @command{open localhost} to your @file{~/.dico} file to make
 @code{localhost} the default server for @command{dico} client
 (@pxref{Initialization File,,, dico, GNU Dico Manual}).
-@end deffn
+@end defvar
 
 @deftp {Data Type} dicod-configuration
 Data type representing the configuration of dicod.
@@ -37933,17 +37925,19 @@ A @code{<dicod-database>} object serving the GNU Collaborative International
 Dictionary of English using the @code{gcide} package.
 @end defvar
 
-The following is an example @code{dicod-service} configuration.
+The following is an example @code{dicod-service-type} configuration.
 
 @lisp
-(dicod-service #:config
+(service dicod-service-type
          (dicod-configuration
-   (handlers (list (dicod-handler
+          (handlers (list
+                     (dicod-handler
                       (name "wordnet")
                       (module "dictorg")
                       (options
                        (list #~(string-append "dbdir=" #$wordnet))))))
-   (databases (list (dicod-database
+          (databases (list
+                      (dicod-database
                        (name "wordnet")
                        (complex? #t)
                        (handler "wordnet")

gnu/services/dict.scm

@@ -19,6 +19,7 @@
 ;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.
 
 (define-module (gnu services dict)
+  #:use-module (guix deprecation)
   #:use-module (guix gexp)
   #:use-module (guix records)
   #:use-module (guix modules)
@@ -34,7 +35,7 @@
   #:use-module (srfi srfi-1)
   #:use-module (srfi srfi-26)
   #:use-module (ice-9 match)
-  #:export (dicod-service
+  #:export (dicod-service  ; deprecated
             dicod-service-type
             dicod-configuration
             dicod-handler
@@ -202,7 +203,8 @@ database {
 implements the standard DICT protocol supported by clients such as
 @command{dico} and GNOME Dictionary.")))
 
-(define* (dicod-service #:key (config (dicod-configuration)))
+(define-deprecated (dicod-service #:key (config (dicod-configuration)))
+  dicod-service-type
   "Return a service that runs the @command{dicod} daemon, an implementation
 of DICT server (@pxref{Dicod,,, dico, GNU Dico Manual}).