wip - buildable state

overlays/libvirt-python313-fix/default.nix

@@ -0,0 +1,28 @@
+{ ... }:
+
+final: prev:
+let
+  python313ForCeph =
+    let
+      base = final.python313;
+    in
+    base
+    // {
+      override = args:
+        base.override (args // {
+          packageOverrides = self: super:
+            (if args ? packageOverrides then args.packageOverrides self super else { })
+            // {
+              # Ceph still references cython_0 in nixpkgs; map it to modern cython on py3.13.
+              cython_0 = super.cython;
+            };
+        });
+    };
+in {
+  # Work around nixos-unstable eval failure:
+  # sphinx-9.1.0 not supported for interpreter python3.11
+  # (seen through libvirtd -> qemu_full -> ceph Python dependency chain).
+  ceph = prev.ceph.override {
+    python311 = python313ForCeph;
+  };
+}

overlays/mesa-gcc/default.nix

@@ -1,40 +0,0 @@
-{ ... }:
-
-final: prev: {
-  mesa = (prev.mesa.overrideAttrs (old: rec {
-    version = "git-unstable-2026-02-12";
-    src = prev.fetchFromGitLab {
-      domain = "gitlab.freedesktop.org";
-      owner = "mesa";
-      repo = "mesa";
-      rev = "main";
-      hash = "sha256-5gpLORvbV3skALrQa0VxTJJarYjuq+KyTxDm9HtZNbQ=";
-    };
-    patches = [];
-    buildInputs = old.buildInputs ++ (with prev.llvmPackages_21; [ 
-      clang-unwrapped
-      libclang
-    ]);
-    
-    # Create symlinks to clang libraries so meson can find them
-    preConfigure = (old.preConfigure or "") + ''
-      mkdir -p $NIX_BUILD_TOP/clang-libs
-      for lib in ${prev.llvmPackages_21.clang-unwrapped.lib}/lib/*.a; do
-        ln -sf "$lib" "$NIX_BUILD_TOP/clang-libs/"
-      done
-      export LIBRARY_PATH="$NIX_BUILD_TOP/clang-libs:''${LIBRARY_PATH:-}"
-      export CXXFLAGS="$CXXFLAGS -fno-strict-aliasing"
-    '';
-    
-    mesonFlags = 
-      (builtins.filter (flag: 
-        !(prev.lib.hasPrefix "-Dclang-libdir=" flag) &&
-        flag != "--sysconfdir=/etc"
-      ) old.mesonFlags) ++ [
-      "-Dsysconfdir=${placeholder "out"}/etc"
-    ] ++ (if prev.stdenv.hostPlatform.is64bit then [ "-Dintel-rt=enabled" ] else [ "-Dintel-rt=disabled" ]);
-  })).override {
-    stdenv = prev.gcc14Stdenv;
-  };
-}
-

overlays/synergy-fix/default.nix

@@ -1,17 +0,0 @@
-{ ... }:
-
-final: prev: {
-  synergy = prev.synergy.overrideAttrs (oldAttrs: {
-    postPatch = (oldAttrs.postPatch or "") + ''
-      # Fix deprecated Qt endl usage in QTextStream contexts only
-      # Don't touch cerr/cout which use std::endl
-      find . -name "*.cpp" -type f -exec sed -i \
-        's/\(outStream.*<<.*\)endl/\1Qt::endl/g; s/\(QTextStream.*<<.*\)endl/\1Qt::endl/g' {} +
-      find . -name "*.h" -type f -exec sed -i \
-        's/\(outStream.*<<.*\)endl/\1Qt::endl/g; s/\(QTextStream.*<<.*\)endl/\1Qt::endl/g' {} +
-      
-      # Fix missing SIZE_MAX include
-      sed -i '/#include <cstring>/a#include <cstdint>' src/lib/server/InputFilter.cpp
-    '';
-  });
-}