services: dbus: Deprecate 'dbus-service' procedure.

* doc/guix.texi (Desktop Services): Replace with 'dbus-root-service-type'.
Document dbus-configuration.
* gnu/services/dbus.scm (dbus-service): Define with 'define-deprecated'.
* gnu/services/desktop.scm (desktop-services-for-system): Replace with
dbus-root-service-type.
* gnu/system/install.scm (%installation-services): Ditto.
* gnu/tests/base.scm (%avahi-os): Ditto.
* gnu/tests/docker.scm (%docker-os): Ditto.
* gnu/tests/lightdm.scm (minimal-desktop-services): Ditto.
* gnu/tests/virtualization.scm (%libvirt-os): Ditto.

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

7 files changed, 9 insertions, 8 deletions

diff --git a/gnu/services/dbus.scm b/gnu/services/dbus.scm
index ea2593501f..e9c9346f56 100644
--- a/gnu/services/dbus.scm
+++ b/gnu/services/dbus.scm
@@ -38,7 +38,7 @@
   #:export (dbus-configuration
             dbus-configuration?
             dbus-root-service-type
-            dbus-service
+            dbus-service  ; deprecated
             wrapped-dbus-service
 
             polkit-configuration
@@ -245,7 +245,8 @@ includes the @code{etc/dbus-1/system.d} directories of each package listed in
 bus.  It allows programs and daemons to communicate and is also responsible
 for spawning (@dfn{activating}) D-Bus services on demand.")))
 
-(define* (dbus-service #:key (dbus dbus) (services '()) verbose?)
+(define-deprecated (dbus-service #:key (dbus dbus) (services '()) verbose?)
+  dbus-root-service-type
   "Return a service that runs the \"system bus\", using @var{dbus}, with
 support for @var{services}.  When @var{verbose?} is true, it causes the
 @samp{DBUS_VERBOSE} environment variable to be set to @samp{1}; a
diff --git a/gnu/services/desktop.scm b/gnu/services/desktop.scm
index 3ec746cdbd..8026778ea5 100644
--- a/gnu/services/desktop.scm
+++ b/gnu/services/desktop.scm
@@ -1880,7 +1880,7 @@ applications needing access to be root.")
          (service geoclue-service-type)
          (service polkit-service-type)
          (service elogind-service-type)
-         (dbus-service)
+         (service dbus-root-service-type)
 
          (service ntp-service-type)
 
diff --git a/gnu/system/install.scm b/gnu/system/install.scm
index dd965f312b..7a68c19606 100644
--- a/gnu/system/install.scm
+++ b/gnu/system/install.scm
@@ -442,7 +442,7 @@ Access documentation at any time by pressing Alt-F2.\x1b[0m
                     (list %loopback-static-networking))
 
            (service wpa-supplicant-service-type)
-           (dbus-service)
+           (service dbus-root-service-type)
            (service connman-service-type
                     (connman-configuration
                      (disable-vpn? #t)))
diff --git a/gnu/tests/base.scm b/gnu/tests/base.scm
index 3e72e193d7..97edbbc6ad 100644
--- a/gnu/tests/base.scm
+++ b/gnu/tests/base.scm
@@ -962,7 +962,7 @@ non-ASCII names from /tmp.")
     (name-service-switch %mdns-host-lookup-nss)
     (services (cons* (service avahi-service-type
                               (avahi-configuration (debug? #t)))
-                     (dbus-service)
+                     (service dbus-root-service-type)
                      (service dhcp-client-service-type) ;needed for multicast
 
                      ;; Enable heavyweight debugging output.
diff --git a/gnu/tests/docker.scm b/gnu/tests/docker.scm
index e464ec587e..0276e398a7 100644
--- a/gnu/tests/docker.scm
+++ b/gnu/tests/docker.scm
@@ -48,7 +48,7 @@
 (define %docker-os
   (simple-operating-system
    (service dhcp-client-service-type)
-   (dbus-service)
+   (service dbus-root-service-type)
    (service polkit-service-type)
    (service elogind-service-type)
    (service docker-service-type)))
diff --git a/gnu/tests/lightdm.scm b/gnu/tests/lightdm.scm
index aa97a96939..dda472bd74 100644
--- a/gnu/tests/lightdm.scm
+++ b/gnu/tests/lightdm.scm
@@ -49,7 +49,7 @@
         (service accountsservice-service-type)
         (service polkit-service-type)
         (service elogind-service-type)
-        (dbus-service)
+        (service dbus-root-service-type)
         x11-socket-directory-service))
 
 (define %lightdm-os
diff --git a/gnu/tests/virtualization.scm b/gnu/tests/virtualization.scm
index 6749ade4bd..effdeb4cfa 100644
--- a/gnu/tests/virtualization.scm
+++ b/gnu/tests/virtualization.scm
@@ -49,7 +49,7 @@
 (define %libvirt-os
   (simple-operating-system
    (service dhcp-client-service-type)
-   (dbus-service)
+   (service dbus-root-service-type)
    (service polkit-service-type)
    (service libvirt-service-type)))