lv2: 1.18.2 -> 1.18.10

The major change is the switch from waf to meson.

Changes: https://gitlab.com/lv2/lv2/-/blob/master/NEWS

pkgs/development/libraries/audio/lv2/default.nix

@@ -1,45 +1,59 @@
 { stdenv
 , lib
 , fetchurl
-, libsndfile
-, pkg-config
-, python3
-, wafHook
+, meson
+, ninja
+
 , pipewire
+, gitUpdater
 }:
 
 stdenv.mkDerivation rec {
   pname = "lv2";
-  version = "1.18.2";
+  version = "1.18.10";
 
   outputs = [ "out" "dev" ];
 
   src = fetchurl {
-    url = "https://lv2plug.in/spec/${pname}-${version}.tar.bz2";
-    sha256 = "sha256-TokfvHRMBYVb6136gugisUkX3Wbpj4K4Iw29HHqy4F4=";
+    url = "https://lv2plug.in/spec/${pname}-${version}.tar.xz";
+    hash = "sha256-eMUbzyG1Tli7Yymsy7Ta4Dsu15tSD5oB5zS9neUwlT8=";
   };
 
+  strictDeps = true;
+
   nativeBuildInputs = [
-    pkg-config
-    wafHook
-    python3
+    meson
+    ninja
   ];
 
-  buildInputs = [
-    libsndfile
-    python3
-  ];
+  buildInputs = [ ];
 
-  wafConfigureFlags = [
-    "--includedir=${placeholder "dev"}/include"
+  mesonFlags = [
+    # install validators to $dev
     "--bindir=${placeholder "dev"}/bin"
-  ] ++ lib.optionals stdenv.isDarwin [
-    "--lv2dir=${placeholder "out"}/lib/lv2"
-  ];
-  dontAddWafCrossFlags = true;
 
-  passthru.tests = {
-    inherit pipewire;
+    # These are just example plugins. They pull in outdated gtk-2
+    # dependency and many other things. Upstream would like to
+    # eventually move them of the project:
+    #   https://gitlab.com/lv2/lv2/-/issues/57#note_1096060029
+    "-Dplugins=disabled"
+    # Pulls in spell checkers among other things.
+    "-Dtests=disabled"
+    # Avoid heavyweight python dependencies.
+    "-Ddocs=disabled"
+  ] ++ lib.optionals stdenv.isDarwin [
+    "-Dlv2dir=${placeholder "out"}/lib/lv2"
+  ];
+
+  passthru = {
+    tests = {
+      inherit pipewire;
+    };
+    updateScript = gitUpdater {
+      # No nicer place to find latest release.
+      url = "https://gitlab.com/lv2/lv2.git";
+      rev-prefix = "v";
+    };
   };
 
   meta = with lib; {