speechd: introduce minimal variant, use it everywhere, inject big variant impurely

nixos/modules/module-list.nix

@@ -356,6 +356,7 @@
   ./security/systemd-confinement.nix
   ./security/tpm2.nix
   ./security/wrappers/default.nix
+  ./services/accessibility/speechd.nix
   ./services/admin/docuum.nix
   ./services/admin/meshcentral.nix
   ./services/admin/oxidized.nix

nixos/modules/profiles/installation-device.nix

@@ -126,5 +126,15 @@ with lib;
 
     # allow nix-copy to live system
     nix.settings.trusted-users = [ "root" "nixos" ];
+
+    # Install less voices for speechd to save some space
+    services.speechd.package = pkgs.speechd.override {
+      mbrola = pkgs.mbrola.override {
+        mbrola-voices = pkgs.mbrola-voices.override {
+          # only ship with one voice per language
+          languages = [ "*1" ];
+        };
+      };
+    };
   };
 }

nixos/modules/services/accessibility/speechd.nix

@@ -0,0 +1,33 @@
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+let
+  cfg = config.services.speechd;
+  inherit (lib)
+    getExe
+    mkEnableOption
+    mkIf
+    mkPackageOption
+    ;
+in
+{
+  options.services.speechd = {
+    # FIXME: figure out how to deprecate this EXTREMELY CAREFULLY
+    enable = mkEnableOption "speech-dispatcher speech synthesizer daemon" // {
+      default = true;
+    };
+    package = mkPackageOption pkgs "speechd" { };
+  };
+
+  # FIXME: speechd 0.12 (or whatever the next version is)
+  # will support socket activation, so switch to that once it's out.
+  config = mkIf cfg.enable {
+    environment = {
+      systemPackages = [ cfg.package ];
+      sessionVariables.SPEECHD_CMD = getExe cfg.package;
+    };
+  };
+}

pkgs/applications/accessibility/dasher/default.nix

@@ -15,7 +15,7 @@
 , libxslt
 , libxml2
 , speechSupport ? true
-, speechd
+, speechd-minimal
 }:
 
 stdenv.mkDerivation {
@@ -56,7 +56,7 @@ stdenv.mkDerivation {
     # at-spi2 needs dbus to be recognized by pkg-config
     at-spi2-core
     dbus
-  ] ++ lib.optional speechSupport speechd;
+  ] ++ lib.optional speechSupport speechd-minimal;
 
   enableParallelBuilding = true;
 

pkgs/applications/audio/mbrola/default.nix

@@ -1,4 +1,4 @@
-{ stdenv, lib, fetchFromGitHub, runCommandLocal }:
+{ stdenv, lib, fetchFromGitHub, runCommandLocal, mbrola-voices }:
 
 let
   pname = "mbrola";
@@ -12,20 +12,6 @@ let
     homepage = "https://github.com/numediart/MBROLA";
   };
 
-  # Very big (0.65 G) so kept as a fixed-output derivation to limit "duplicates".
-  voices = fetchFromGitHub {
-    owner = "numediart";
-    repo = "MBROLA-voices";
-    rev = "fe05a0ccef6a941207fd6aaad0b31294a1f93a51";  # using latest commit
-    sha256 = "1w0y2xjp9rndwdjagp2wxh656mdm3d6w9cs411g27rjyfy1205a0";
-
-    name = "${pname}-voices-${version}";
-    meta = meta // {
-      description = "Speech synthesizer based on the concatenation of diphones (voice files)";
-      homepage = "https://github.com/numediart/MBROLA-voices";
-    };
-  };
-
   bin = stdenv.mkDerivation {
     pname = "${pname}-bin";
     inherit version;
@@ -60,7 +46,7 @@ in
     }
     ''
       mkdir -p "$out/share/mbrola"
-      ln -s '${voices}/data' "$out/share/mbrola/voices"
+      ln -s '${mbrola-voices}/data' "$out/share/mbrola/voices"
       ln -s '${bin}/bin' "$out/"
     ''
 

pkgs/applications/audio/mbrola/voices.nix

@@ -0,0 +1,51 @@
+{
+  lib,
+  stdenv,
+  fetchFromGitHub,
+  unstableGitUpdater,
+  mbrola,
+  languages ? [ ],
+}:
+
+let
+  src = fetchFromGitHub {
+    owner = "numediart";
+    repo = "MBROLA-voices";
+    rev = "fe05a0ccef6a941207fd6aaad0b31294a1f93a51";
+    hash = "sha256-QBUggnde5iNeCESzxE0btVVTDOxc3Kdk483mdGUXHvA=";
+  };
+
+  meta = {
+    description = "Speech synthesizer based on the concatenation of diphones (voice files)";
+    homepage = "https://github.com/numediart/MBROLA-voices";
+    license = mbrola.meta.license;
+  };
+in
+
+if (languages == [ ]) then
+  src // { inherit meta; }
+else
+  stdenv.mkDerivation {
+    pname = "mbrola-voices";
+    version = "0-unstable-2020-03-30";
+
+    inherit src;
+
+    postPatch = ''
+      shopt -s extglob
+      pushd data
+      rm -rfv !(${lib.concatStringsSep "|" languages})
+      popd
+    '';
+
+    installPhase = ''
+      runHook preInstall
+
+      mkdir $out
+      cp -R data $out/
+
+      runHook postInstall
+    '';
+
+    inherit meta;
+  }

pkgs/applications/audio/rhvoice/default.nix

@@ -7,7 +7,7 @@
 , glibmm
 , libpulseaudio
 , libao
-, speechd
+, speechd-minimal
 }:
 
 stdenv.mkDerivation rec {
@@ -42,7 +42,7 @@ stdenv.mkDerivation rec {
     glibmm
     libpulseaudio
     libao
-    speechd
+    speechd-minimal
   ];
 
   meta = {

pkgs/applications/misc/calibre/default.nix

@@ -21,7 +21,7 @@
 , qmake
 , qtbase
 , qtwayland
-, speechd
+, speechd-minimal
 , sqlite
 , wrapQtAppsHook
 , xdg-utils
@@ -132,7 +132,7 @@ stdenv.mkDerivation (finalAttrs: {
       ] ++ lib.optional (unrarSupport) unrardll)
     )
     xdg-utils
-  ] ++ lib.optional (speechSupport) speechd;
+  ] ++ lib.optional (speechSupport) speechd-minimal;
 
   installPhase = ''
     runHook preInstall

pkgs/applications/networking/browsers/chromium/common.nix

@@ -35,7 +35,7 @@
 , glib, gtk3, dbus-glib
 , libXScrnSaver, libXcursor, libXtst, libxshmfence, libGLU, libGL
 , mesa
-, pciutils, protobuf, speechd, libXdamage, at-spi2-core
+, pciutils, protobuf, speechd-minimal, libXdamage, at-spi2-core
 , pipewire
 , libva
 , libdrm, wayland, libxkbcommon # Ozone
@@ -196,7 +196,7 @@ let
       glib gtk3 dbus-glib
       libXScrnSaver libXcursor libXtst libxshmfence libGLU libGL
       mesa # required for libgbm
-      pciutils protobuf speechd libXdamage at-spi2-core
+      pciutils protobuf speechd-minimal libXdamage at-spi2-core
       pipewire
       libva
       libdrm wayland libxkbcommon
@@ -224,7 +224,7 @@ let
       glib gtk3 dbus-glib
       libXScrnSaver libXcursor libXtst libxshmfence libGLU libGL
       mesa # required for libgbm
-      pciutils protobuf speechd libXdamage at-spi2-core
+      pciutils protobuf speechd-minimal libXdamage at-spi2-core
       pipewire
       libva
       libdrm wayland libxkbcommon

pkgs/applications/networking/browsers/firefox/wrapper.nix

@@ -17,7 +17,7 @@
 , pciutils
 , sndio
 , libjack2
-, speechd
+, speechd-minimal
 , removeReferencesTo
 }:
 
@@ -98,7 +98,7 @@ let
             ++ lib.optional sndioSupport sndio
             ++ lib.optional jackSupport libjack2
             ++ lib.optional smartcardSupport opensc
-            ++ lib.optional (cfg.speechSynthesisSupport or true) speechd
+            ++ lib.optional (cfg.speechSynthesisSupport or true) speechd-minimal
             ++ pkcs11Modules
             ++ gtk_modules;
       gtk_modules = [ libcanberra-gtk3 ];

pkgs/applications/networking/instant-messengers/discord/linux.nix

@@ -6,7 +6,7 @@
 , libXi, libXrandr, libXrender, libXtst, libxcb, libxshmfence, mesa, nspr, nss
 , pango, systemd, libappindicator-gtk3, libdbusmenu, writeScript, python3, runCommand
 , libunity
-, speechd
+, speechd-minimal
 , wayland
 , branch
 , withOpenASAR ? false, openasar
@@ -91,7 +91,7 @@ stdenv.mkDerivation rec {
     libappindicator-gtk3
     libdbusmenu
     wayland
-  ] ++ lib.optional withTTS speechd);
+  ] ++ lib.optional withTTS speechd-minimal);
 
   installPhase = ''
     runHook preInstall

pkgs/applications/networking/mumble/default.nix

@@ -11,7 +11,7 @@
 , jackSupport ? false, libjack2
 , pipewireSupport ? true, pipewire
 , pulseSupport ? true, libpulseaudio
-, speechdSupport ? false, speechd
+, speechdSupport ? false, speechd-minimal
 }:
 
 let
@@ -53,7 +53,7 @@ let
     buildInputs = [ flac libogg libopus libsndfile libvorbis qt5.qtsvg rnnoise speex ]
       ++ lib.optional (!jackSupport) alsa-lib
       ++ lib.optional jackSupport libjack2
-      ++ lib.optional speechdSupport speechd
+      ++ lib.optional speechdSupport speechd-minimal
       ++ lib.optional pulseSupport libpulseaudio
       ++ lib.optional pipewireSupport pipewire;
 
@@ -72,7 +72,7 @@ let
       ++ lib.optional (!pipewireSupport) "-D pipewire=OFF"
       ++ lib.optional jackSupport "-D alsa=OFF -D jackaudio=ON";
 
-    env.NIX_CFLAGS_COMPILE = lib.optionalString speechdSupport "-I${speechd}/include/speech-dispatcher";
+    env.NIX_CFLAGS_COMPILE = lib.optionalString speechdSupport "-I${speechd-minimal}/include/speech-dispatcher";
 
     postFixup = ''
       wrapProgram $out/bin/mumble \

pkgs/by-name/bo/boilr/package.nix

@@ -7,14 +7,14 @@
 , xorg
 , perl
 , openssl
-, speechd
+, speechd-minimal
 , libxkbcommon
 , libGL
 , wayland
 }:
 let
   rpathLibs = [
-    speechd
+    speechd-minimal
     openssl
     gtk3
     libxkbcommon

pkgs/by-name/go/google-chrome/package.nix

@@ -24,7 +24,7 @@
 ## Ubuntu
 , liberation_ttf, curl, util-linux, xdg-utils, wget
 ## Arch Linux.
-, flac, harfbuzz, icu, libpng, libopus, snappy, speechd
+, flac, harfbuzz, icu, libpng, libopus, snappy, speechd-minimal
 ## Gentoo
 , bzip2, libcap
 
@@ -54,7 +54,7 @@ let
     systemd
     libexif pciutils
     liberation_ttf curl util-linux wget
-    flac harfbuzz icu libpng opusWithCustomModes snappy speechd
+    flac harfbuzz icu libpng opusWithCustomModes snappy speechd-minimal
     bzip2 libcap at-spi2-atk at-spi2-core
     libkrb5 libdrm libglvnd mesa coreutils
     libxkbcommon pipewire wayland

pkgs/by-name/or/orca/package.nix

@@ -20,7 +20,7 @@
 , lsof
 , coreutils
 , gsettings-desktop-schemas
-, speechd
+, speechd-minimal
 , brltty
 , liblouis
 , gst_all_1
@@ -65,7 +65,7 @@ python3.pkgs.buildPythonApplication rec {
     brltty
     liblouis
     psutil
-    speechd
+    speechd-minimal
     gst-python
     setproctitle
   ];

pkgs/development/libraries/qt-5/modules/qtspeech.nix

@@ -1,9 +1,9 @@
-{ lib, qtModule, stdenv, speechd, pkg-config }:
+{ lib, qtModule, stdenv, speechd-minimal, pkg-config }:
 
 qtModule {
   pname = "qtspeech";
   propagatedBuildInputs = [ ];
-  buildInputs = lib.optionals stdenv.isLinux [ speechd ];
+  buildInputs = lib.optionals stdenv.isLinux [ speechd-minimal ];
   nativeBuildInputs = [ pkg-config ];
   outputs = [ "out" "dev" ];
 }

pkgs/development/libraries/qt-6/modules/qtspeech.nix

@@ -6,14 +6,14 @@
 , pkg-config
 , flite
 , alsa-lib
-, speechd
+, speechd-minimal
 , Cocoa
 }:
 
 qtModule {
   pname = "qtspeech";
   nativeBuildInputs = [ pkg-config ];
-  buildInputs = lib.optionals stdenv.hostPlatform.isLinux [ flite alsa-lib speechd ];
+  buildInputs = lib.optionals stdenv.hostPlatform.isLinux [ flite alsa-lib speechd-minimal ];
   propagatedBuildInputs = [ qtbase qtmultimedia ]
     ++ lib.optionals stdenv.hostPlatform.isDarwin [ Cocoa ];
 }