ceph: lib.cmake{Bool,Feature,OptionType}

  '';

  cmakeFlags = [

    "-DCMAKE_INSTALL_DATADIR=${placeholder "lib"}/lib"

    (lib.cmakeOptionType "path" "CMAKE_INSTALL_DATADIR" "${placeholder "lib"}/lib")

    "-DWITH_CEPHFS_SHELL:BOOL=ON"

    "-DWITH_SYSTEMD:BOOL=${if withSystemd then "ON" else "OFF"}"

    (lib.cmakeBool "WITH_CEPHFS_SHELL" true)

    (lib.cmakeBool "WITH_SYSTEMD" withSystemd)

    # Providing a type with this (as is the case with `lib.cmakeOptionType`) triggers an edge case.

    # This requires an upstream fix/patch as soon as upstream raises the minimum CMake version to 3.21 or higher.

    # See also: https://github.com/NixOS/nixpkgs/pull/494583#issuecomment-4195176699

    "-DSYSTEMD_SYSTEM_UNIT_DIR=${placeholder "out"}/lib/systemd/system"

    # `WITH_JAEGER` requires `thrift` as a depenedncy (fine), but the build fails with:

    #     CMake Error at src/opentelemetry-cpp-stamp/opentelemetry-cpp-build-Release.cmake:49 (message):

    # But the relevant code is already removed in `open-telemetry` 1.10: https://github.com/open-telemetry/opentelemetry-cpp/pull/2031

    # So it's probably not worth trying to fix that for this Ceph version,

    # and instead just disable Ceph's Jaeger support.

    "-DWITH_JAEGER:BOOL=OFF"

    "-DWITH_TESTS:BOOL=OFF"

    (lib.cmakeBool "WITH_JAEGER" false)

    (lib.cmakeBool "WITH_TESTS" false)

    # Use our own libraries, where possible

    "-DWITH_SYSTEM_ARROW:BOOL=ON" # Only used if other options enable Arrow support.

    "-DWITH_SYSTEM_BOOST:BOOL=ON"

    "-DWITH_SYSTEM_GTEST:BOOL=ON"

    "-DWITH_SYSTEM_ROCKSDB:BOOL=ON"

    "-DWITH_SYSTEM_UTF8PROC:BOOL=ON"

    "-DWITH_SYSTEM_ZSTD:BOOL=ON"

    (lib.cmakeBool "WITH_SYSTEM_ARROW" true) # Only used if other options enable Arrow support.

    (lib.cmakeBool "WITH_SYSTEM_BOOST" true)

    (lib.cmakeBool "WITH_SYSTEM_GTEST" true)

    (lib.cmakeBool "WITH_SYSTEM_ROCKSDB" true)

    (lib.cmakeBool "WITH_SYSTEM_UTF8PROC" true)

    (lib.cmakeBool "WITH_SYSTEM_ZSTD" true)

    # Use our own python libraries too, see:

    #     https://github.com/NixOS/nixpkgs/pull/344993#issuecomment-2391046329

    "-DCEPHADM_BUNDLED_DEPENDENCIES=none"

    (lib.cmakeFeature "CEPHADM_BUNDLED_DEPENDENCIES" "none")

    # Upstream enables UADK by default on aarch64, but not other platforms.

    # This causes issues when it tries to fetch the repository on aarch64.

    # We disable this by default on all platforms, with future PRs adding proper with<Pkg> flags.

    "-DWITH_UADK:BOOL=OFF"

    (lib.cmakeBool "WITH_UADK" false)

    # TODO breaks with sandbox, tries to download stuff with npm

    "-DWITH_MGR_DASHBOARD_FRONTEND:BOOL=OFF"

    (lib.cmakeBool "WITH_MGR_DASHBOARD_FRONTEND" false)

    # WITH_XFS has been set default ON from Ceph 16, keeping it optional in nixpkgs for now

    "-DWITH_XFS=${if optLibxfs != null then "ON" else "OFF"}"

    (lib.cmakeBool "WITH_XFS" (optLibxfs != null))

  ]

  ++ lib.optional stdenv.hostPlatform.isLinux "-DWITH_SYSTEM_LIBURING=ON";

  # TODO: investigate setting this to false on other platforms

  ++ lib.optional stdenv.hostPlatform.isLinux (lib.cmakeBool "WITH_SYSTEM_LIBURING" true);

  preBuild =

    # The legacy-option-headers target is not correctly empbedded in the build graph.