[bug#75002] [PATCH v3] gnu: pulseaudio: Split outputs.

[Homo via Guix-patches via <guix-patches@gnu.org>]

* gnu/packages/pulseaudio.scm (pulseaudio)[outputs]: New field.
[arguments]: Add phase to split outputs.
* gnu/services/sound.scm (pulseaudio-service-type): Use daemon output.
(pulseaudio-configuration): Use daemon output.

Change-Id: Id4f4f6ce562796fdd03a41303b182bcf1f2a9990
---
Sorry, didn't notice type mismatch errors in services before system was done building.

 gnu/packages/pulseaudio.scm | 57 ++++++++++++++++++++++++++++++++++++-
 gnu/services/sound.scm      |  7 +++--
 2 files changed, 60 insertions(+), 4 deletions(-)

diff --git a/gnu/packages/pulseaudio.scm b/gnu/packages/pulseaudio.scm
index dd0d3985c0..77b0330a54 100644
--- a/gnu/packages/pulseaudio.scm
+++ b/gnu/packages/pulseaudio.scm
@@ -190,6 +190,9 @@ (define-public pulseaudio
                         "pulseaudio-fix-mult-test.patch"
                         "pulseaudio-longer-test-timeout.patch"))))
     (build-system meson-build-system)
+    (outputs '("out"     ;library
+               "daemon"  ;pulseaudio and start-pulseaudio-x11
+               "utils")) ;utilities
     (arguments
      (list
       #:configure-flags
@@ -211,7 +214,59 @@ (define-public pulseaudio
               (setenv "HOME" (getcwd))
               ;; 'thread-test' needs more time on hydra and on slower
               ;; machines, so we set the default timeout to 120 seconds.
-              (setenv "CK_DEFAULT_TIMEOUT" "120"))))))
+              (setenv "CK_DEFAULT_TIMEOUT" "120")))
+          (add-after 'install 'split
+            (lambda _
+              (let* ((out       #$output)
+                     (daemon    #$output:daemon)
+                     (utils     #$output:utils)
+                     (autostart "etc/xdg/autostart")
+                     (bin       "bin")
+                     (bash      "/share/bash-completion/completions")
+                     (etc       "/etc/pulse")
+                     (man1      "/share/man/man1")
+                     (man5      "/share/man/man5")
+                     (xwayland  "/etc/xdg/Xwayland-session.d")
+                     (zsh       "/share/zsh/site-functions")
+                     (rename-recursively
+                       (lambda (prefix dir files)
+                         (mkdir-p (string-append prefix "/" dir))
+                         (for-each (lambda (file)
+                                     (rename-file
+                                       (string-append
+                                         out "/" dir "/" file)
+                                       (string-append
+                                         prefix "/" dir "/" file)))
+                                   files))))
+                (rename-recursively daemon autostart
+                  (list "pulseaudio.desktop"))
+                (rename-recursively daemon bin
+                  (list "pulseaudio" "start-pulseaudio-x11"))
+                (rename-recursively daemon bash
+                  (list "pulseaudio"))
+                (rename-recursively daemon etc
+                  (list "daemon.conf" "default.pa" "system.pa"))
+                (rename-recursively daemon man1
+                  (list "pulseaudio.1" "start-pulseaudio-x11.1"))
+                (rename-recursively daemon man5
+                  (list "default.pa.5" "pulse-daemon.conf.5"))
+                (rename-recursively daemon xwayland
+                  (list "00-pulseaudio-x11"))
+                (rename-recursively utils bin
+                  (list "pa-info" "pacat" "pacmd" "pactl" "pamon"
+                        "paplay" "parec" "parecord" "pasuspender"
+                        "qpaeq"))
+                (rename-recursively utils bash
+                  (list "pacat" "pacmd" "pactl" "padsp" "paplay"
+                        "parec" "parecord" "pasuspender"))
+                (rename-recursively utils man1
+                  (list "pacat.1" "pacmd.1" "pactl.1" "pamon.1"
+                        "paplay.1" "parec.1" "parecord.1"
+                        "pasuspender.1" "pax11publish.1"))
+                (rename-recursively utils man5
+                  (list "pulse-cli-syntax.5"))
+                (rename-recursively utils zsh
+                  (list "_pulseaudio"))))))))
     (inputs
      (list alsa-lib
            bluez
diff --git a/gnu/services/sound.scm b/gnu/services/sound.scm
index 8ca7acd737..e6560629ff 100644
--- a/gnu/services/sound.scm
+++ b/gnu/services/sound.scm
@@ -139,12 +139,12 @@ (define-record-type* <pulseaudio-configuration>
                ;; (see e.g. <https://bugs.gnu.org/38172>).
                (default '((flat-volumes . no))))
   (script-file pulseaudio-configuration-script-file
-               (default (file-append pulseaudio "/etc/pulse/default.pa")))
+               (default #~(string-append #$pulseaudio:daemon "/etc/pulse/default.pa")))
   (extra-script-files pulseaudio-configuration-extra-script-files
                       (default '()))
   (system-script-file pulseaudio-configuration-system-script-file
                       (default
-                        (file-append pulseaudio "/etc/pulse/system.pa"))))
+                        #~(string-append #$pulseaudio:daemon "/etc/pulse/system.pa"))))
 
 (define (pulseaudio-conf-entry arg)
   (match arg
@@ -231,7 +231,8 @@ (define pulseaudio-service-type
     (list (service-extension session-environment-service-type
                              pulseaudio-environment)
           (service-extension etc-service-type pulseaudio-etc)
-          (service-extension udev-service-type (const (list pulseaudio)))))
+          (service-extension udev-service-type
+            (const `(,pulseaudio "daemon")))))
    (default-value (pulseaudio-configuration))
    (description "Configure PulseAudio sound support.")))
 
-- 
2.46.0